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-rw-r--r--src/nvim/term.c4732
1 files changed, 4732 insertions, 0 deletions
diff --git a/src/nvim/term.c b/src/nvim/term.c
new file mode 100644
index 0000000000..61dc6f4631
--- /dev/null
+++ b/src/nvim/term.c
@@ -0,0 +1,4732 @@
+/*
+ * VIM - Vi IMproved by Bram Moolenaar
+ *
+ * Do ":help uganda" in Vim to read copying and usage conditions.
+ * Do ":help credits" in Vim to see a list of people who contributed.
+ * See README.txt for an overview of the Vim source code.
+ */
+/*
+ *
+ * term.c: functions for controlling the terminal
+ *
+ * primitive termcap support for Win32 included
+ *
+ * NOTE: padding and variable substitution is not performed,
+ * when compiling without HAVE_TGETENT, we use tputs() and tgoto() dummies.
+ */
+
+/*
+ * Some systems have a prototype for tgetstr() with (char *) instead of
+ * (char **). This define removes that prototype. We include our own prototype
+ * below.
+ */
+
+#define tgetstr tgetstr_defined_wrong
+#include <string.h>
+
+#include "vim.h"
+#include "term.h"
+#include "buffer.h"
+#include "charset.h"
+#include "edit.h"
+#include "eval.h"
+#include "ex_getln.h"
+#include "fileio.h"
+#include "getchar.h"
+#include "message.h"
+#include "misc2.h"
+#include "garray.h"
+#include "keymap.h"
+#include "memory.h"
+#include "move.h"
+#include "normal.h"
+#include "option.h"
+#include "os_unix.h"
+#include "popupmnu.h"
+#include "screen.h"
+#include "syntax.h"
+#include "ui.h"
+#include "window.h"
+#include "os/os.h"
+#include "os/time.h"
+
+#ifdef HAVE_TGETENT
+# ifdef HAVE_TERMIOS_H
+# include <termios.h> /* seems to be required for some Linux */
+# endif
+# ifdef HAVE_TERMCAP_H
+# include <termcap.h>
+# endif
+
+/*
+ * A few linux systems define outfuntype in termcap.h to be used as the third
+ * argument for tputs().
+ */
+# define TPUTSFUNCAST (int (*)())
+#endif
+
+#undef tgetstr
+
+/*
+ * Here are the builtin termcap entries. They are not stored as complete
+ * structures with all entries, as such a structure is too big.
+ *
+ * The entries are compact, therefore they normally are included even when
+ * HAVE_TGETENT is defined. When HAVE_TGETENT is defined, the builtin entries
+ * can be accessed with "builtin_amiga", "builtin_ansi", "builtin_debug", etc.
+ *
+ * Each termcap is a list of builtin_term structures. It always starts with
+ * KS_NAME, which separates the entries. See parse_builtin_tcap() for all
+ * details.
+ * bt_entry is either a KS_xxx code (>= 0), or a K_xxx code.
+ *
+ * Entries marked with "guessed" may be wrong.
+ */
+struct builtin_term {
+ int bt_entry;
+ char *bt_string;
+};
+
+/* start of keys that are not directly used by Vim but can be mapped */
+#define BT_EXTRA_KEYS 0x101
+
+static struct builtin_term *find_builtin_term(char_u *name);
+static void parse_builtin_tcap(char_u *s);
+static void term_color(char_u *s, int n);
+static void gather_termleader(void);
+static void req_codes_from_term(void);
+static void req_more_codes_from_term(void);
+static void got_code_from_term(char_u *code, int len);
+static void check_for_codes_from_term(void);
+#if defined(FEAT_GUI) \
+ || (defined(FEAT_MOUSE) && (!defined(UNIX) || defined(FEAT_MOUSE_XTERM) \
+ || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE)))
+static int get_bytes_from_buf(char_u *, char_u *, int);
+#endif
+static void del_termcode_idx(int idx);
+static int term_is_builtin(char_u *name);
+static int term_7to8bit(char_u *p);
+static void switch_to_8bit(void);
+
+#ifdef HAVE_TGETENT
+static char_u *tgetent_error(char_u *, char_u *);
+
+/*
+ * Here is our own prototype for tgetstr(), any prototypes from the include
+ * files have been disabled by the define at the start of this file.
+ */
+char *tgetstr(char *, char **);
+
+/* Change this to "if 1" to debug what happens with termresponse. */
+# define LOG_TR(msg)
+/* Request Terminal Version status: */
+# define CRV_GET 1 /* send T_CRV when switched to RAW mode */
+# define CRV_SENT 2 /* did send T_CRV, waiting for answer */
+# define CRV_GOT 3 /* received T_CRV response */
+static int crv_status = CRV_GET;
+/* Request Cursor position report: */
+# define U7_GET 1 /* send T_U7 when switched to RAW mode */
+# define U7_SENT 2 /* did send T_U7, waiting for answer */
+# define U7_GOT 3 /* received T_U7 response */
+static int u7_status = U7_GET;
+
+/*
+ * Don't declare these variables if termcap.h contains them.
+ * Autoconf checks if these variables should be declared extern (not all
+ * systems have them).
+ * Some versions define ospeed to be speed_t, but that is incompatible with
+ * BSD, where ospeed is short and speed_t is long.
+ */
+# ifndef HAVE_OSPEED
+# ifdef OSPEED_EXTERN
+extern short ospeed;
+# else
+short ospeed;
+# endif
+# endif
+# ifndef HAVE_UP_BC_PC
+# ifdef UP_BC_PC_EXTERN
+extern char *UP, *BC, PC;
+# else
+char *UP, *BC, PC;
+# endif
+# endif
+
+# define TGETSTR(s, p) vim_tgetstr((s), (p))
+# define TGETENT(b, t) tgetent((char *)(b), (char *)(t))
+static char_u *vim_tgetstr(char *s, char_u **pp);
+#endif /* HAVE_TGETENT */
+
+static int detected_8bit = FALSE; /* detected 8-bit terminal */
+
+static struct builtin_term builtin_termcaps[] =
+{
+
+
+#ifndef NO_BUILTIN_TCAPS
+
+# if defined(ALL_BUILTIN_TCAPS)
+ /*
+ * Amiga console window, default for Amiga
+ */
+ {(int)KS_NAME, "amiga"},
+ {(int)KS_CE, "\033[K"},
+ {(int)KS_CD, "\033[J"},
+ {(int)KS_AL, "\033[L"},
+# ifdef TERMINFO
+ {(int)KS_CAL, "\033[%p1%dL"},
+# else
+ {(int)KS_CAL, "\033[%dL"},
+# endif
+ {(int)KS_DL, "\033[M"},
+# ifdef TERMINFO
+ {(int)KS_CDL, "\033[%p1%dM"},
+# else
+ {(int)KS_CDL, "\033[%dM"},
+# endif
+ {(int)KS_CL, "\014"},
+ {(int)KS_VI, "\033[0 p"},
+ {(int)KS_VE, "\033[1 p"},
+ {(int)KS_ME, "\033[0m"},
+ {(int)KS_MR, "\033[7m"},
+ {(int)KS_MD, "\033[1m"},
+ {(int)KS_SE, "\033[0m"},
+ {(int)KS_SO, "\033[33m"},
+ {(int)KS_US, "\033[4m"},
+ {(int)KS_UE, "\033[0m"},
+ {(int)KS_CZH, "\033[3m"},
+ {(int)KS_CZR, "\033[0m"},
+ {(int)KS_MS, "y"},
+ {(int)KS_UT, "y"}, /* guessed */
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, "\033[%i%p1%d;%p2%dH"},
+# else
+ {(int)KS_CM, "\033[%i%d;%dH"},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CRI, "\033[%p1%dC"},
+# else
+ {(int)KS_CRI, "\033[%dC"},
+# endif
+ {K_UP, "\233A"},
+ {K_DOWN, "\233B"},
+ {K_LEFT, "\233D"},
+ {K_RIGHT, "\233C"},
+ {K_S_UP, "\233T"},
+ {K_S_DOWN, "\233S"},
+ {K_S_LEFT, "\233 A"},
+ {K_S_RIGHT, "\233 @"},
+ {K_S_TAB, "\233Z"},
+ {K_F1, "\233\060~"}, /* some compilers don't dig "\2330" */
+ {K_F2, "\233\061~"},
+ {K_F3, "\233\062~"},
+ {K_F4, "\233\063~"},
+ {K_F5, "\233\064~"},
+ {K_F6, "\233\065~"},
+ {K_F7, "\233\066~"},
+ {K_F8, "\233\067~"},
+ {K_F9, "\233\070~"},
+ {K_F10, "\233\071~"},
+ {K_S_F1, "\233\061\060~"},
+ {K_S_F2, "\233\061\061~"},
+ {K_S_F3, "\233\061\062~"},
+ {K_S_F4, "\233\061\063~"},
+ {K_S_F5, "\233\061\064~"},
+ {K_S_F6, "\233\061\065~"},
+ {K_S_F7, "\233\061\066~"},
+ {K_S_F8, "\233\061\067~"},
+ {K_S_F9, "\233\061\070~"},
+ {K_S_F10, "\233\061\071~"},
+ {K_HELP, "\233?~"},
+ {K_INS, "\233\064\060~"}, /* 101 key keyboard */
+ {K_PAGEUP, "\233\064\061~"}, /* 101 key keyboard */
+ {K_PAGEDOWN, "\233\064\062~"}, /* 101 key keyboard */
+ {K_HOME, "\233\064\064~"}, /* 101 key keyboard */
+ {K_END, "\233\064\065~"}, /* 101 key keyboard */
+
+ {BT_EXTRA_KEYS, ""},
+ {TERMCAP2KEY('#', '2'), "\233\065\064~"}, /* shifted home key */
+ {TERMCAP2KEY('#', '3'), "\233\065\060~"}, /* shifted insert key */
+ {TERMCAP2KEY('*', '7'), "\233\065\065~"}, /* shifted end key */
+# endif
+
+# if defined(__BEOS__) || defined(ALL_BUILTIN_TCAPS)
+ /*
+ * almost standard ANSI terminal, default for bebox
+ */
+ {(int)KS_NAME, "beos-ansi"},
+ {(int)KS_CE, "\033[K"},
+ {(int)KS_CD, "\033[J"},
+ {(int)KS_AL, "\033[L"},
+# ifdef TERMINFO
+ {(int)KS_CAL, "\033[%p1%dL"},
+# else
+ {(int)KS_CAL, "\033[%dL"},
+# endif
+ {(int)KS_DL, "\033[M"},
+# ifdef TERMINFO
+ {(int)KS_CDL, "\033[%p1%dM"},
+# else
+ {(int)KS_CDL, "\033[%dM"},
+# endif
+#ifdef BEOS_PR_OR_BETTER
+# ifdef TERMINFO
+ {(int)KS_CS, "\033[%i%p1%d;%p2%dr"},
+# else
+ {(int)KS_CS, "\033[%i%d;%dr"}, /* scroll region */
+# endif
+#endif
+ {(int)KS_CL, "\033[H\033[2J"},
+#ifdef notyet
+ {(int)KS_VI, "[VI]"}, /* cursor invisible, VT320: CSI ? 25 l */
+ {(int)KS_VE, "[VE]"}, /* cursor visible, VT320: CSI ? 25 h */
+#endif
+ {(int)KS_ME, "\033[m"}, /* normal mode */
+ {(int)KS_MR, "\033[7m"}, /* reverse */
+ {(int)KS_MD, "\033[1m"}, /* bold */
+ {(int)KS_SO, "\033[31m"}, /* standout mode: red */
+ {(int)KS_SE, "\033[m"}, /* standout end */
+ {(int)KS_CZH, "\033[35m"}, /* italic: purple */
+ {(int)KS_CZR, "\033[m"}, /* italic end */
+ {(int)KS_US, "\033[4m"}, /* underscore mode */
+ {(int)KS_UE, "\033[m"}, /* underscore end */
+ {(int)KS_CCO, "8"}, /* allow 8 colors */
+# ifdef TERMINFO
+ {(int)KS_CAB, "\033[4%p1%dm"}, /* set background color */
+ {(int)KS_CAF, "\033[3%p1%dm"}, /* set foreground color */
+# else
+ {(int)KS_CAB, "\033[4%dm"}, /* set background color */
+ {(int)KS_CAF, "\033[3%dm"}, /* set foreground color */
+# endif
+ {(int)KS_OP, "\033[m"}, /* reset colors */
+ {(int)KS_MS, "y"}, /* safe to move cur in reverse mode */
+ {(int)KS_UT, "y"}, /* guessed */
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, "\033[%i%p1%d;%p2%dH"},
+# else
+ {(int)KS_CM, "\033[%i%d;%dH"},
+# endif
+ {(int)KS_SR, "\033M"},
+# ifdef TERMINFO
+ {(int)KS_CRI, "\033[%p1%dC"},
+# else
+ {(int)KS_CRI, "\033[%dC"},
+# endif
+#if defined(BEOS_DR8)
+ {(int)KS_DB, ""}, /* hack! see screen.c */
+#endif
+
+ {K_UP, "\033[A"},
+ {K_DOWN, "\033[B"},
+ {K_LEFT, "\033[D"},
+ {K_RIGHT, "\033[C"},
+# endif
+
+# if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS)
+ /*
+ * standard ANSI terminal, default for unix
+ */
+ {(int)KS_NAME, "ansi"},
+ {(int)KS_CE, IF_EB("\033[K", ESC_STR "[K")},
+ {(int)KS_AL, IF_EB("\033[L", ESC_STR "[L")},
+# ifdef TERMINFO
+ {(int)KS_CAL, IF_EB("\033[%p1%dL", ESC_STR "[%p1%dL")},
+# else
+ {(int)KS_CAL, IF_EB("\033[%dL", ESC_STR "[%dL")},
+# endif
+ {(int)KS_DL, IF_EB("\033[M", ESC_STR "[M")},
+# ifdef TERMINFO
+ {(int)KS_CDL, IF_EB("\033[%p1%dM", ESC_STR "[%p1%dM")},
+# else
+ {(int)KS_CDL, IF_EB("\033[%dM", ESC_STR "[%dM")},
+# endif
+ {(int)KS_CL, IF_EB("\033[H\033[2J", ESC_STR "[H" ESC_STR_nc "[2J")},
+ {(int)KS_ME, IF_EB("\033[0m", ESC_STR "[0m")},
+ {(int)KS_MR, IF_EB("\033[7m", ESC_STR "[7m")},
+ {(int)KS_MS, "y"},
+ {(int)KS_UT, "y"}, /* guessed */
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, IF_EB("\033[%i%p1%d;%p2%dH", ESC_STR "[%i%p1%d;%p2%dH")},
+# else
+ {(int)KS_CM, IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CRI, IF_EB("\033[%p1%dC", ESC_STR "[%p1%dC")},
+# else
+ {(int)KS_CRI, IF_EB("\033[%dC", ESC_STR "[%dC")},
+# endif
+# endif
+
+# if defined(ALL_BUILTIN_TCAPS)
+ /*
+ * These codes are valid when nansi.sys or equivalent has been installed.
+ * Function keys on a PC are preceded with a NUL. These are converted into
+ * K_NUL '\316' in os_inchar(), because we cannot handle NULs in key codes.
+ * CTRL-arrow is used instead of SHIFT-arrow.
+ */
+ {(int)KS_NAME, "pcansi"},
+ {(int)KS_DL, "\033[M"},
+ {(int)KS_AL, "\033[L"},
+ {(int)KS_CE, "\033[K"},
+ {(int)KS_CL, "\033[2J"},
+ {(int)KS_ME, "\033[0m"},
+ {(int)KS_MR, "\033[5m"}, /* reverse: black on lightgrey */
+ {(int)KS_MD, "\033[1m"}, /* bold: white text */
+ {(int)KS_SE, "\033[0m"}, /* standout end */
+ {(int)KS_SO, "\033[31m"}, /* standout: white on blue */
+ {(int)KS_CZH, "\033[34;43m"}, /* italic mode: blue text on yellow */
+ {(int)KS_CZR, "\033[0m"}, /* italic mode end */
+ {(int)KS_US, "\033[36;41m"}, /* underscore mode: cyan text on red */
+ {(int)KS_UE, "\033[0m"}, /* underscore mode end */
+ {(int)KS_CCO, "8"}, /* allow 8 colors */
+# ifdef TERMINFO
+ {(int)KS_CAB, "\033[4%p1%dm"}, /* set background color */
+ {(int)KS_CAF, "\033[3%p1%dm"}, /* set foreground color */
+# else
+ {(int)KS_CAB, "\033[4%dm"}, /* set background color */
+ {(int)KS_CAF, "\033[3%dm"}, /* set foreground color */
+# endif
+ {(int)KS_OP, "\033[0m"}, /* reset colors */
+ {(int)KS_MS, "y"},
+ {(int)KS_UT, "y"}, /* guessed */
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, "\033[%i%p1%d;%p2%dH"},
+# else
+ {(int)KS_CM, "\033[%i%d;%dH"},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CRI, "\033[%p1%dC"},
+# else
+ {(int)KS_CRI, "\033[%dC"},
+# endif
+ {K_UP, "\316H"},
+ {K_DOWN, "\316P"},
+ {K_LEFT, "\316K"},
+ {K_RIGHT, "\316M"},
+ {K_S_LEFT, "\316s"},
+ {K_S_RIGHT, "\316t"},
+ {K_F1, "\316;"},
+ {K_F2, "\316<"},
+ {K_F3, "\316="},
+ {K_F4, "\316>"},
+ {K_F5, "\316?"},
+ {K_F6, "\316@"},
+ {K_F7, "\316A"},
+ {K_F8, "\316B"},
+ {K_F9, "\316C"},
+ {K_F10, "\316D"},
+ {K_F11, "\316\205"}, /* guessed */
+ {K_F12, "\316\206"}, /* guessed */
+ {K_S_F1, "\316T"},
+ {K_S_F2, "\316U"},
+ {K_S_F3, "\316V"},
+ {K_S_F4, "\316W"},
+ {K_S_F5, "\316X"},
+ {K_S_F6, "\316Y"},
+ {K_S_F7, "\316Z"},
+ {K_S_F8, "\316["},
+ {K_S_F9, "\316\\"},
+ {K_S_F10, "\316]"},
+ {K_S_F11, "\316\207"}, /* guessed */
+ {K_S_F12, "\316\210"}, /* guessed */
+ {K_INS, "\316R"},
+ {K_DEL, "\316S"},
+ {K_HOME, "\316G"},
+ {K_END, "\316O"},
+ {K_PAGEDOWN, "\316Q"},
+ {K_PAGEUP, "\316I"},
+# endif
+
+
+# if defined(WIN3264) || defined(ALL_BUILTIN_TCAPS)
+ /*
+ * These codes are valid for the Win32 Console . The entries that start with
+ * ESC | are translated into console calls in os_win32.c. The function keys
+ * are also translated in os_win32.c.
+ */
+ {(int)KS_NAME, "win32"},
+ {(int)KS_CE, "\033|K"}, /* clear to end of line */
+ {(int)KS_AL, "\033|L"}, /* add new blank line */
+# ifdef TERMINFO
+ {(int)KS_CAL, "\033|%p1%dL"}, /* add number of new blank lines */
+# else
+ {(int)KS_CAL, "\033|%dL"}, /* add number of new blank lines */
+# endif
+ {(int)KS_DL, "\033|M"}, /* delete line */
+# ifdef TERMINFO
+ {(int)KS_CDL, "\033|%p1%dM"}, /* delete number of lines */
+# else
+ {(int)KS_CDL, "\033|%dM"}, /* delete number of lines */
+# endif
+ {(int)KS_CL, "\033|J"}, /* clear screen */
+ {(int)KS_CD, "\033|j"}, /* clear to end of display */
+ {(int)KS_VI, "\033|v"}, /* cursor invisible */
+ {(int)KS_VE, "\033|V"}, /* cursor visible */
+
+ {(int)KS_ME, "\033|0m"}, /* normal */
+ {(int)KS_MR, "\033|112m"}, /* reverse: black on lightgray */
+ {(int)KS_MD, "\033|15m"}, /* bold: white on black */
+ {(int)KS_SO, "\033|31m"}, /* standout: white on blue */
+ {(int)KS_SE, "\033|0m"}, /* standout end */
+ {(int)KS_CZH, "\033|225m"}, /* italic: blue text on yellow */
+ {(int)KS_CZR, "\033|0m"}, /* italic end */
+ {(int)KS_US, "\033|67m"}, /* underscore: cyan text on red */
+ {(int)KS_UE, "\033|0m"}, /* underscore end */
+ {(int)KS_CCO, "16"}, /* allow 16 colors */
+# ifdef TERMINFO
+ {(int)KS_CAB, "\033|%p1%db"}, /* set background color */
+ {(int)KS_CAF, "\033|%p1%df"}, /* set foreground color */
+# else
+ {(int)KS_CAB, "\033|%db"}, /* set background color */
+ {(int)KS_CAF, "\033|%df"}, /* set foreground color */
+# endif
+
+ {(int)KS_MS, "y"}, /* save to move cur in reverse mode */
+ {(int)KS_UT, "y"},
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, "\033|%i%p1%d;%p2%dH"}, /* cursor motion */
+# else
+ {(int)KS_CM, "\033|%i%d;%dH"}, /* cursor motion */
+# endif
+ {(int)KS_VB, "\033|B"}, /* visual bell */
+ {(int)KS_TI, "\033|S"}, /* put terminal in termcap mode */
+ {(int)KS_TE, "\033|E"}, /* out of termcap mode */
+# ifdef TERMINFO
+ {(int)KS_CS, "\033|%i%p1%d;%p2%dr"}, /* scroll region */
+# else
+ {(int)KS_CS, "\033|%i%d;%dr"}, /* scroll region */
+# endif
+
+ {K_UP, "\316H"},
+ {K_DOWN, "\316P"},
+ {K_LEFT, "\316K"},
+ {K_RIGHT, "\316M"},
+ {K_S_UP, "\316\304"},
+ {K_S_DOWN, "\316\317"},
+ {K_S_LEFT, "\316\311"},
+ {K_C_LEFT, "\316s"},
+ {K_S_RIGHT, "\316\313"},
+ {K_C_RIGHT, "\316t"},
+ {K_S_TAB, "\316\017"},
+ {K_F1, "\316;"},
+ {K_F2, "\316<"},
+ {K_F3, "\316="},
+ {K_F4, "\316>"},
+ {K_F5, "\316?"},
+ {K_F6, "\316@"},
+ {K_F7, "\316A"},
+ {K_F8, "\316B"},
+ {K_F9, "\316C"},
+ {K_F10, "\316D"},
+ {K_F11, "\316\205"},
+ {K_F12, "\316\206"},
+ {K_S_F1, "\316T"},
+ {K_S_F2, "\316U"},
+ {K_S_F3, "\316V"},
+ {K_S_F4, "\316W"},
+ {K_S_F5, "\316X"},
+ {K_S_F6, "\316Y"},
+ {K_S_F7, "\316Z"},
+ {K_S_F8, "\316["},
+ {K_S_F9, "\316\\"},
+ {K_S_F10, "\316]"},
+ {K_S_F11, "\316\207"},
+ {K_S_F12, "\316\210"},
+ {K_INS, "\316R"},
+ {K_DEL, "\316S"},
+ {K_HOME, "\316G"},
+ {K_S_HOME, "\316\302"},
+ {K_C_HOME, "\316w"},
+ {K_END, "\316O"},
+ {K_S_END, "\316\315"},
+ {K_C_END, "\316u"},
+ {K_PAGEDOWN, "\316Q"},
+ {K_PAGEUP, "\316I"},
+ {K_KPLUS, "\316N"},
+ {K_KMINUS, "\316J"},
+ {K_KMULTIPLY, "\316\067"},
+ {K_K0, "\316\332"},
+ {K_K1, "\316\336"},
+ {K_K2, "\316\342"},
+ {K_K3, "\316\346"},
+ {K_K4, "\316\352"},
+ {K_K5, "\316\356"},
+ {K_K6, "\316\362"},
+ {K_K7, "\316\366"},
+ {K_K8, "\316\372"},
+ {K_K9, "\316\376"},
+# endif
+
+# if defined(ALL_BUILTIN_TCAPS)
+ /*
+ * VT320 is working as an ANSI terminal compatible DEC terminal.
+ * (it covers VT1x0, VT2x0 and VT3x0 up to VT320 on VMS as well)
+ * Note: K_F1...K_F5 are for internal use, should not be defined.
+ * TODO:- rewrite ESC[ codes to CSI
+ * - keyboard languages (CSI ? 26 n)
+ */
+ {(int)KS_NAME, "vt320"},
+ {(int)KS_CE, IF_EB("\033[K", ESC_STR "[K")},
+ {(int)KS_AL, IF_EB("\033[L", ESC_STR "[L")},
+# ifdef TERMINFO
+ {(int)KS_CAL, IF_EB("\033[%p1%dL", ESC_STR "[%p1%dL")},
+# else
+ {(int)KS_CAL, IF_EB("\033[%dL", ESC_STR "[%dL")},
+# endif
+ {(int)KS_DL, IF_EB("\033[M", ESC_STR "[M")},
+# ifdef TERMINFO
+ {(int)KS_CDL, IF_EB("\033[%p1%dM", ESC_STR "[%p1%dM")},
+# else
+ {(int)KS_CDL, IF_EB("\033[%dM", ESC_STR "[%dM")},
+# endif
+ {(int)KS_CL, IF_EB("\033[H\033[2J", ESC_STR "[H" ESC_STR_nc "[2J")},
+ {(int)KS_CD, IF_EB("\033[J", ESC_STR "[J")},
+ {(int)KS_CCO, "8"}, /* allow 8 colors */
+ {(int)KS_ME, IF_EB("\033[0m", ESC_STR "[0m")},
+ {(int)KS_MR, IF_EB("\033[7m", ESC_STR "[7m")},
+ {(int)KS_MD, IF_EB("\033[1m", ESC_STR "[1m")}, /* bold mode */
+ {(int)KS_SE, IF_EB("\033[22m", ESC_STR "[22m")}, /* normal mode */
+ {(int)KS_UE, IF_EB("\033[24m", ESC_STR "[24m")}, /* exit underscore mode */
+ {(int)KS_US, IF_EB("\033[4m", ESC_STR "[4m")}, /* underscore mode */
+ {(int)KS_CZH, IF_EB("\033[34;43m", ESC_STR "[34;43m")}, /* italic mode: blue text on yellow */
+ {(int)KS_CZR, IF_EB("\033[0m", ESC_STR "[0m")}, /* italic mode end */
+ {(int)KS_CAB, IF_EB("\033[4%dm", ESC_STR "[4%dm")}, /* set background color (ANSI) */
+ {(int)KS_CAF, IF_EB("\033[3%dm", ESC_STR "[3%dm")}, /* set foreground color (ANSI) */
+ {(int)KS_CSB, IF_EB("\033[102;%dm", ESC_STR "[102;%dm")}, /* set screen background color */
+ {(int)KS_CSF, IF_EB("\033[101;%dm", ESC_STR "[101;%dm")}, /* set screen foreground color */
+ {(int)KS_MS, "y"},
+ {(int)KS_UT, "y"},
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, IF_EB("\033[%i%p1%d;%p2%dH",
+ ESC_STR "[%i%p1%d;%p2%dH")},
+# else
+ {(int)KS_CM, IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CRI, IF_EB("\033[%p1%dC", ESC_STR "[%p1%dC")},
+# else
+ {(int)KS_CRI, IF_EB("\033[%dC", ESC_STR "[%dC")},
+# endif
+ {K_UP, IF_EB("\033[A", ESC_STR "[A")},
+ {K_DOWN, IF_EB("\033[B", ESC_STR "[B")},
+ {K_RIGHT, IF_EB("\033[C", ESC_STR "[C")},
+ {K_LEFT, IF_EB("\033[D", ESC_STR "[D")},
+ {K_F1, IF_EB("\033[11~", ESC_STR "[11~")},
+ {K_F2, IF_EB("\033[12~", ESC_STR "[12~")},
+ {K_F3, IF_EB("\033[13~", ESC_STR "[13~")},
+ {K_F4, IF_EB("\033[14~", ESC_STR "[14~")},
+ {K_F5, IF_EB("\033[15~", ESC_STR "[15~")},
+ {K_F6, IF_EB("\033[17~", ESC_STR "[17~")},
+ {K_F7, IF_EB("\033[18~", ESC_STR "[18~")},
+ {K_F8, IF_EB("\033[19~", ESC_STR "[19~")},
+ {K_F9, IF_EB("\033[20~", ESC_STR "[20~")},
+ {K_F10, IF_EB("\033[21~", ESC_STR "[21~")},
+ {K_F11, IF_EB("\033[23~", ESC_STR "[23~")},
+ {K_F12, IF_EB("\033[24~", ESC_STR "[24~")},
+ {K_F13, IF_EB("\033[25~", ESC_STR "[25~")},
+ {K_F14, IF_EB("\033[26~", ESC_STR "[26~")},
+ {K_F15, IF_EB("\033[28~", ESC_STR "[28~")}, /* Help */
+ {K_F16, IF_EB("\033[29~", ESC_STR "[29~")}, /* Select */
+ {K_F17, IF_EB("\033[31~", ESC_STR "[31~")},
+ {K_F18, IF_EB("\033[32~", ESC_STR "[32~")},
+ {K_F19, IF_EB("\033[33~", ESC_STR "[33~")},
+ {K_F20, IF_EB("\033[34~", ESC_STR "[34~")},
+ {K_INS, IF_EB("\033[2~", ESC_STR "[2~")},
+ {K_DEL, IF_EB("\033[3~", ESC_STR "[3~")},
+ {K_HOME, IF_EB("\033[1~", ESC_STR "[1~")},
+ {K_END, IF_EB("\033[4~", ESC_STR "[4~")},
+ {K_PAGEUP, IF_EB("\033[5~", ESC_STR "[5~")},
+ {K_PAGEDOWN, IF_EB("\033[6~", ESC_STR "[6~")},
+ {K_KPLUS, IF_EB("\033Ok", ESC_STR "Ok")}, /* keypad plus */
+ {K_KMINUS, IF_EB("\033Om", ESC_STR "Om")}, /* keypad minus */
+ {K_KDIVIDE, IF_EB("\033Oo", ESC_STR "Oo")}, /* keypad / */
+ {K_KMULTIPLY, IF_EB("\033Oj", ESC_STR "Oj")}, /* keypad * */
+ {K_KENTER, IF_EB("\033OM", ESC_STR "OM")}, /* keypad Enter */
+ {K_BS, "\x7f"}, /* for some reason 0177 doesn't work */
+# endif
+
+# if defined(ALL_BUILTIN_TCAPS) || defined(__MINT__)
+ /*
+ * Ordinary vt52
+ */
+ {(int)KS_NAME, "vt52"},
+ {(int)KS_CE, IF_EB("\033K", ESC_STR "K")},
+ {(int)KS_CD, IF_EB("\033J", ESC_STR "J")},
+ {(int)KS_CM, IF_EB("\033Y%+ %+ ", ESC_STR "Y%+ %+ ")},
+ {(int)KS_LE, "\b"},
+ {(int)KS_AL, IF_EB("\033T", ESC_STR "T")},
+ {(int)KS_DL, IF_EB("\033U", ESC_STR "U")},
+ {(int)KS_CL, IF_EB("\033H\033J", ESC_STR "H" ESC_STR_nc "J")},
+ {(int)KS_ME, IF_EB("\033SO", ESC_STR "SO")},
+ {(int)KS_MR, IF_EB("\033S2", ESC_STR "S2")},
+ {(int)KS_MS, "y"},
+# endif
+
+# if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS)
+ {(int)KS_NAME, "xterm"},
+ {(int)KS_CE, IF_EB("\033[K", ESC_STR "[K")},
+ {(int)KS_AL, IF_EB("\033[L", ESC_STR "[L")},
+# ifdef TERMINFO
+ {(int)KS_CAL, IF_EB("\033[%p1%dL", ESC_STR "[%p1%dL")},
+# else
+ {(int)KS_CAL, IF_EB("\033[%dL", ESC_STR "[%dL")},
+# endif
+ {(int)KS_DL, IF_EB("\033[M", ESC_STR "[M")},
+# ifdef TERMINFO
+ {(int)KS_CDL, IF_EB("\033[%p1%dM", ESC_STR "[%p1%dM")},
+# else
+ {(int)KS_CDL, IF_EB("\033[%dM", ESC_STR "[%dM")},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CS, IF_EB("\033[%i%p1%d;%p2%dr",
+ ESC_STR "[%i%p1%d;%p2%dr")},
+# else
+ {(int)KS_CS, IF_EB("\033[%i%d;%dr", ESC_STR "[%i%d;%dr")},
+# endif
+ {(int)KS_CL, IF_EB("\033[H\033[2J", ESC_STR "[H" ESC_STR_nc "[2J")},
+ {(int)KS_CD, IF_EB("\033[J", ESC_STR "[J")},
+ {(int)KS_ME, IF_EB("\033[m", ESC_STR "[m")},
+ {(int)KS_MR, IF_EB("\033[7m", ESC_STR "[7m")},
+ {(int)KS_MD, IF_EB("\033[1m", ESC_STR "[1m")},
+ {(int)KS_UE, IF_EB("\033[m", ESC_STR "[m")},
+ {(int)KS_US, IF_EB("\033[4m", ESC_STR "[4m")},
+ {(int)KS_MS, "y"},
+ {(int)KS_UT, "y"},
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, IF_EB("\033[%i%p1%d;%p2%dH",
+ ESC_STR "[%i%p1%d;%p2%dH")},
+# else
+ {(int)KS_CM, IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
+# endif
+ {(int)KS_SR, IF_EB("\033M", ESC_STR "M")},
+# ifdef TERMINFO
+ {(int)KS_CRI, IF_EB("\033[%p1%dC", ESC_STR "[%p1%dC")},
+# else
+ {(int)KS_CRI, IF_EB("\033[%dC", ESC_STR "[%dC")},
+# endif
+ {(int)KS_KS, IF_EB("\033[?1h\033=", ESC_STR "[?1h" ESC_STR_nc "=")},
+ {(int)KS_KE, IF_EB("\033[?1l\033>", ESC_STR "[?1l" ESC_STR_nc ">")},
+ {(int)KS_CIS, IF_EB("\033]1;", ESC_STR "]1;")},
+ {(int)KS_CIE, "\007"},
+ {(int)KS_TS, IF_EB("\033]2;", ESC_STR "]2;")},
+ {(int)KS_FS, "\007"},
+# ifdef TERMINFO
+ {(int)KS_CWS, IF_EB("\033[8;%p1%d;%p2%dt",
+ ESC_STR "[8;%p1%d;%p2%dt")},
+ {(int)KS_CWP, IF_EB("\033[3;%p1%d;%p2%dt",
+ ESC_STR "[3;%p1%d;%p2%dt")},
+# else
+ {(int)KS_CWS, IF_EB("\033[8;%d;%dt", ESC_STR "[8;%d;%dt")},
+ {(int)KS_CWP, IF_EB("\033[3;%d;%dt", ESC_STR "[3;%d;%dt")},
+# endif
+ {(int)KS_CRV, IF_EB("\033[>c", ESC_STR "[>c")},
+ {(int)KS_U7, IF_EB("\033[6n", ESC_STR "[6n")},
+
+ {K_UP, IF_EB("\033O*A", ESC_STR "O*A")},
+ {K_DOWN, IF_EB("\033O*B", ESC_STR "O*B")},
+ {K_RIGHT, IF_EB("\033O*C", ESC_STR "O*C")},
+ {K_LEFT, IF_EB("\033O*D", ESC_STR "O*D")},
+ /* An extra set of cursor keys for vt100 mode */
+ {K_XUP, IF_EB("\033[1;*A", ESC_STR "[1;*A")},
+ {K_XDOWN, IF_EB("\033[1;*B", ESC_STR "[1;*B")},
+ {K_XRIGHT, IF_EB("\033[1;*C", ESC_STR "[1;*C")},
+ {K_XLEFT, IF_EB("\033[1;*D", ESC_STR "[1;*D")},
+ /* An extra set of function keys for vt100 mode */
+ {K_XF1, IF_EB("\033O*P", ESC_STR "O*P")},
+ {K_XF2, IF_EB("\033O*Q", ESC_STR "O*Q")},
+ {K_XF3, IF_EB("\033O*R", ESC_STR "O*R")},
+ {K_XF4, IF_EB("\033O*S", ESC_STR "O*S")},
+ {K_F1, IF_EB("\033[11;*~", ESC_STR "[11;*~")},
+ {K_F2, IF_EB("\033[12;*~", ESC_STR "[12;*~")},
+ {K_F3, IF_EB("\033[13;*~", ESC_STR "[13;*~")},
+ {K_F4, IF_EB("\033[14;*~", ESC_STR "[14;*~")},
+ {K_F5, IF_EB("\033[15;*~", ESC_STR "[15;*~")},
+ {K_F6, IF_EB("\033[17;*~", ESC_STR "[17;*~")},
+ {K_F7, IF_EB("\033[18;*~", ESC_STR "[18;*~")},
+ {K_F8, IF_EB("\033[19;*~", ESC_STR "[19;*~")},
+ {K_F9, IF_EB("\033[20;*~", ESC_STR "[20;*~")},
+ {K_F10, IF_EB("\033[21;*~", ESC_STR "[21;*~")},
+ {K_F11, IF_EB("\033[23;*~", ESC_STR "[23;*~")},
+ {K_F12, IF_EB("\033[24;*~", ESC_STR "[24;*~")},
+ {K_S_TAB, IF_EB("\033[Z", ESC_STR "[Z")},
+ {K_HELP, IF_EB("\033[28;*~", ESC_STR "[28;*~")},
+ {K_UNDO, IF_EB("\033[26;*~", ESC_STR "[26;*~")},
+ {K_INS, IF_EB("\033[2;*~", ESC_STR "[2;*~")},
+ {K_HOME, IF_EB("\033[1;*H", ESC_STR "[1;*H")},
+ /* {K_S_HOME, IF_EB("\033O2H", ESC_STR "O2H")}, */
+ /* {K_C_HOME, IF_EB("\033O5H", ESC_STR "O5H")}, */
+ {K_KHOME, IF_EB("\033[1;*~", ESC_STR "[1;*~")},
+ {K_XHOME, IF_EB("\033O*H", ESC_STR "O*H")}, /* other Home */
+ {K_ZHOME, IF_EB("\033[7;*~", ESC_STR "[7;*~")}, /* other Home */
+ {K_END, IF_EB("\033[1;*F", ESC_STR "[1;*F")},
+ /* {K_S_END, IF_EB("\033O2F", ESC_STR "O2F")}, */
+ /* {K_C_END, IF_EB("\033O5F", ESC_STR "O5F")}, */
+ {K_KEND, IF_EB("\033[4;*~", ESC_STR "[4;*~")},
+ {K_XEND, IF_EB("\033O*F", ESC_STR "O*F")}, /* other End */
+ {K_ZEND, IF_EB("\033[8;*~", ESC_STR "[8;*~")},
+ {K_PAGEUP, IF_EB("\033[5;*~", ESC_STR "[5;*~")},
+ {K_PAGEDOWN, IF_EB("\033[6;*~", ESC_STR "[6;*~")},
+ {K_KPLUS, IF_EB("\033O*k", ESC_STR "O*k")}, /* keypad plus */
+ {K_KMINUS, IF_EB("\033O*m", ESC_STR "O*m")}, /* keypad minus */
+ {K_KDIVIDE, IF_EB("\033O*o", ESC_STR "O*o")}, /* keypad / */
+ {K_KMULTIPLY, IF_EB("\033O*j", ESC_STR "O*j")}, /* keypad * */
+ {K_KENTER, IF_EB("\033O*M", ESC_STR "O*M")}, /* keypad Enter */
+ {K_KPOINT, IF_EB("\033O*n", ESC_STR "O*n")}, /* keypad . */
+ {K_KDEL, IF_EB("\033[3;*~", ESC_STR "[3;*~")}, /* keypad Del */
+
+ {BT_EXTRA_KEYS, ""},
+ {TERMCAP2KEY('k', '0'), IF_EB("\033[10;*~", ESC_STR "[10;*~")}, /* F0 */
+ {TERMCAP2KEY('F', '3'), IF_EB("\033[25;*~", ESC_STR "[25;*~")}, /* F13 */
+ /* F14 and F15 are missing, because they send the same codes as the undo
+ * and help key, although they don't work on all keyboards. */
+ {TERMCAP2KEY('F', '6'), IF_EB("\033[29;*~", ESC_STR "[29;*~")}, /* F16 */
+ {TERMCAP2KEY('F', '7'), IF_EB("\033[31;*~", ESC_STR "[31;*~")}, /* F17 */
+ {TERMCAP2KEY('F', '8'), IF_EB("\033[32;*~", ESC_STR "[32;*~")}, /* F18 */
+ {TERMCAP2KEY('F', '9'), IF_EB("\033[33;*~", ESC_STR "[33;*~")}, /* F19 */
+ {TERMCAP2KEY('F', 'A'), IF_EB("\033[34;*~", ESC_STR "[34;*~")}, /* F20 */
+
+ {TERMCAP2KEY('F', 'B'), IF_EB("\033[42;*~", ESC_STR "[42;*~")}, /* F21 */
+ {TERMCAP2KEY('F', 'C'), IF_EB("\033[43;*~", ESC_STR "[43;*~")}, /* F22 */
+ {TERMCAP2KEY('F', 'D'), IF_EB("\033[44;*~", ESC_STR "[44;*~")}, /* F23 */
+ {TERMCAP2KEY('F', 'E'), IF_EB("\033[45;*~", ESC_STR "[45;*~")}, /* F24 */
+ {TERMCAP2KEY('F', 'F'), IF_EB("\033[46;*~", ESC_STR "[46;*~")}, /* F25 */
+ {TERMCAP2KEY('F', 'G'), IF_EB("\033[47;*~", ESC_STR "[47;*~")}, /* F26 */
+ {TERMCAP2KEY('F', 'H'), IF_EB("\033[48;*~", ESC_STR "[48;*~")}, /* F27 */
+ {TERMCAP2KEY('F', 'I'), IF_EB("\033[49;*~", ESC_STR "[49;*~")}, /* F28 */
+ {TERMCAP2KEY('F', 'J'), IF_EB("\033[50;*~", ESC_STR "[50;*~")}, /* F29 */
+ {TERMCAP2KEY('F', 'K'), IF_EB("\033[51;*~", ESC_STR "[51;*~")}, /* F30 */
+
+ {TERMCAP2KEY('F', 'L'), IF_EB("\033[52;*~", ESC_STR "[52;*~")}, /* F31 */
+ {TERMCAP2KEY('F', 'M'), IF_EB("\033[53;*~", ESC_STR "[53;*~")}, /* F32 */
+ {TERMCAP2KEY('F', 'N'), IF_EB("\033[54;*~", ESC_STR "[54;*~")}, /* F33 */
+ {TERMCAP2KEY('F', 'O'), IF_EB("\033[55;*~", ESC_STR "[55;*~")}, /* F34 */
+ {TERMCAP2KEY('F', 'P'), IF_EB("\033[56;*~", ESC_STR "[56;*~")}, /* F35 */
+ {TERMCAP2KEY('F', 'Q'), IF_EB("\033[57;*~", ESC_STR "[57;*~")}, /* F36 */
+ {TERMCAP2KEY('F', 'R'), IF_EB("\033[58;*~", ESC_STR "[58;*~")}, /* F37 */
+# endif
+
+# if defined(UNIX) || defined(ALL_BUILTIN_TCAPS)
+ /*
+ * iris-ansi for Silicon Graphics machines.
+ */
+ {(int)KS_NAME, "iris-ansi"},
+ {(int)KS_CE, "\033[K"},
+ {(int)KS_CD, "\033[J"},
+ {(int)KS_AL, "\033[L"},
+# ifdef TERMINFO
+ {(int)KS_CAL, "\033[%p1%dL"},
+# else
+ {(int)KS_CAL, "\033[%dL"},
+# endif
+ {(int)KS_DL, "\033[M"},
+# ifdef TERMINFO
+ {(int)KS_CDL, "\033[%p1%dM"},
+# else
+ {(int)KS_CDL, "\033[%dM"},
+# endif
+ {(int)KS_CL, "\033[H\033[2J"},
+ {(int)KS_VE, "\033[9/y\033[12/y"}, /* These aren't documented */
+ {(int)KS_VS, "\033[10/y\033[=1h\033[=2l"}, /* These aren't documented */
+ {(int)KS_TI, "\033[=6h"},
+ {(int)KS_TE, "\033[=6l"},
+ {(int)KS_SE, "\033[21;27m"},
+ {(int)KS_SO, "\033[1;7m"},
+ {(int)KS_ME, "\033[m"},
+ {(int)KS_MR, "\033[7m"},
+ {(int)KS_MD, "\033[1m"},
+ {(int)KS_CCO, "8"}, /* allow 8 colors */
+ {(int)KS_CZH, "\033[3m"}, /* italic mode on */
+ {(int)KS_CZR, "\033[23m"}, /* italic mode off */
+ {(int)KS_US, "\033[4m"}, /* underline on */
+ {(int)KS_UE, "\033[24m"}, /* underline off */
+# ifdef TERMINFO
+ {(int)KS_CAB, "\033[4%p1%dm"}, /* set background color (ANSI) */
+ {(int)KS_CAF, "\033[3%p1%dm"}, /* set foreground color (ANSI) */
+ {(int)KS_CSB, "\033[102;%p1%dm"}, /* set screen background color */
+ {(int)KS_CSF, "\033[101;%p1%dm"}, /* set screen foreground color */
+# else
+ {(int)KS_CAB, "\033[4%dm"}, /* set background color (ANSI) */
+ {(int)KS_CAF, "\033[3%dm"}, /* set foreground color (ANSI) */
+ {(int)KS_CSB, "\033[102;%dm"}, /* set screen background color */
+ {(int)KS_CSF, "\033[101;%dm"}, /* set screen foreground color */
+# endif
+ {(int)KS_MS, "y"}, /* guessed */
+ {(int)KS_UT, "y"}, /* guessed */
+ {(int)KS_LE, "\b"},
+# ifdef TERMINFO
+ {(int)KS_CM, "\033[%i%p1%d;%p2%dH"},
+# else
+ {(int)KS_CM, "\033[%i%d;%dH"},
+# endif
+ {(int)KS_SR, "\033M"},
+# ifdef TERMINFO
+ {(int)KS_CRI, "\033[%p1%dC"},
+# else
+ {(int)KS_CRI, "\033[%dC"},
+# endif
+ {(int)KS_CIS, "\033P3.y"},
+ {(int)KS_CIE, "\234"}, /* ST "String Terminator" */
+ {(int)KS_TS, "\033P1.y"},
+ {(int)KS_FS, "\234"}, /* ST "String Terminator" */
+# ifdef TERMINFO
+ {(int)KS_CWS, "\033[203;%p1%d;%p2%d/y"},
+ {(int)KS_CWP, "\033[205;%p1%d;%p2%d/y"},
+# else
+ {(int)KS_CWS, "\033[203;%d;%d/y"},
+ {(int)KS_CWP, "\033[205;%d;%d/y"},
+# endif
+ {K_UP, "\033[A"},
+ {K_DOWN, "\033[B"},
+ {K_LEFT, "\033[D"},
+ {K_RIGHT, "\033[C"},
+ {K_S_UP, "\033[161q"},
+ {K_S_DOWN, "\033[164q"},
+ {K_S_LEFT, "\033[158q"},
+ {K_S_RIGHT, "\033[167q"},
+ {K_F1, "\033[001q"},
+ {K_F2, "\033[002q"},
+ {K_F3, "\033[003q"},
+ {K_F4, "\033[004q"},
+ {K_F5, "\033[005q"},
+ {K_F6, "\033[006q"},
+ {K_F7, "\033[007q"},
+ {K_F8, "\033[008q"},
+ {K_F9, "\033[009q"},
+ {K_F10, "\033[010q"},
+ {K_F11, "\033[011q"},
+ {K_F12, "\033[012q"},
+ {K_S_F1, "\033[013q"},
+ {K_S_F2, "\033[014q"},
+ {K_S_F3, "\033[015q"},
+ {K_S_F4, "\033[016q"},
+ {K_S_F5, "\033[017q"},
+ {K_S_F6, "\033[018q"},
+ {K_S_F7, "\033[019q"},
+ {K_S_F8, "\033[020q"},
+ {K_S_F9, "\033[021q"},
+ {K_S_F10, "\033[022q"},
+ {K_S_F11, "\033[023q"},
+ {K_S_F12, "\033[024q"},
+ {K_INS, "\033[139q"},
+ {K_HOME, "\033[H"},
+ {K_END, "\033[146q"},
+ {K_PAGEUP, "\033[150q"},
+ {K_PAGEDOWN, "\033[154q"},
+# endif
+
+# if defined(DEBUG) || defined(ALL_BUILTIN_TCAPS)
+ /*
+ * for debugging
+ */
+ {(int)KS_NAME, "debug"},
+ {(int)KS_CE, "[CE]"},
+ {(int)KS_CD, "[CD]"},
+ {(int)KS_AL, "[AL]"},
+# ifdef TERMINFO
+ {(int)KS_CAL, "[CAL%p1%d]"},
+# else
+ {(int)KS_CAL, "[CAL%d]"},
+# endif
+ {(int)KS_DL, "[DL]"},
+# ifdef TERMINFO
+ {(int)KS_CDL, "[CDL%p1%d]"},
+# else
+ {(int)KS_CDL, "[CDL%d]"},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CS, "[%p1%dCS%p2%d]"},
+# else
+ {(int)KS_CS, "[%dCS%d]"},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CSV, "[%p1%dCSV%p2%d]"},
+# else
+ {(int)KS_CSV, "[%dCSV%d]"},
+# endif
+# ifdef TERMINFO
+ {(int)KS_CAB, "[CAB%p1%d]"},
+ {(int)KS_CAF, "[CAF%p1%d]"},
+ {(int)KS_CSB, "[CSB%p1%d]"},
+ {(int)KS_CSF, "[CSF%p1%d]"},
+# else
+ {(int)KS_CAB, "[CAB%d]"},
+ {(int)KS_CAF, "[CAF%d]"},
+ {(int)KS_CSB, "[CSB%d]"},
+ {(int)KS_CSF, "[CSF%d]"},
+# endif
+ {(int)KS_OP, "[OP]"},
+ {(int)KS_LE, "[LE]"},
+ {(int)KS_CL, "[CL]"},
+ {(int)KS_VI, "[VI]"},
+ {(int)KS_VE, "[VE]"},
+ {(int)KS_VS, "[VS]"},
+ {(int)KS_ME, "[ME]"},
+ {(int)KS_MR, "[MR]"},
+ {(int)KS_MB, "[MB]"},
+ {(int)KS_MD, "[MD]"},
+ {(int)KS_SE, "[SE]"},
+ {(int)KS_SO, "[SO]"},
+ {(int)KS_UE, "[UE]"},
+ {(int)KS_US, "[US]"},
+ {(int)KS_UCE, "[UCE]"},
+ {(int)KS_UCS, "[UCS]"},
+ {(int)KS_MS, "[MS]"},
+ {(int)KS_UT, "[UT]"},
+# ifdef TERMINFO
+ {(int)KS_CM, "[%p1%dCM%p2%d]"},
+# else
+ {(int)KS_CM, "[%dCM%d]"},
+# endif
+ {(int)KS_SR, "[SR]"},
+# ifdef TERMINFO
+ {(int)KS_CRI, "[CRI%p1%d]"},
+# else
+ {(int)KS_CRI, "[CRI%d]"},
+# endif
+ {(int)KS_VB, "[VB]"},
+ {(int)KS_KS, "[KS]"},
+ {(int)KS_KE, "[KE]"},
+ {(int)KS_TI, "[TI]"},
+ {(int)KS_TE, "[TE]"},
+ {(int)KS_CIS, "[CIS]"},
+ {(int)KS_CIE, "[CIE]"},
+ {(int)KS_TS, "[TS]"},
+ {(int)KS_FS, "[FS]"},
+# ifdef TERMINFO
+ {(int)KS_CWS, "[%p1%dCWS%p2%d]"},
+ {(int)KS_CWP, "[%p1%dCWP%p2%d]"},
+# else
+ {(int)KS_CWS, "[%dCWS%d]"},
+ {(int)KS_CWP, "[%dCWP%d]"},
+# endif
+ {(int)KS_CRV, "[CRV]"},
+ {(int)KS_U7, "[U7]"},
+ {K_UP, "[KU]"},
+ {K_DOWN, "[KD]"},
+ {K_LEFT, "[KL]"},
+ {K_RIGHT, "[KR]"},
+ {K_XUP, "[xKU]"},
+ {K_XDOWN, "[xKD]"},
+ {K_XLEFT, "[xKL]"},
+ {K_XRIGHT, "[xKR]"},
+ {K_S_UP, "[S-KU]"},
+ {K_S_DOWN, "[S-KD]"},
+ {K_S_LEFT, "[S-KL]"},
+ {K_C_LEFT, "[C-KL]"},
+ {K_S_RIGHT, "[S-KR]"},
+ {K_C_RIGHT, "[C-KR]"},
+ {K_F1, "[F1]"},
+ {K_XF1, "[xF1]"},
+ {K_F2, "[F2]"},
+ {K_XF2, "[xF2]"},
+ {K_F3, "[F3]"},
+ {K_XF3, "[xF3]"},
+ {K_F4, "[F4]"},
+ {K_XF4, "[xF4]"},
+ {K_F5, "[F5]"},
+ {K_F6, "[F6]"},
+ {K_F7, "[F7]"},
+ {K_F8, "[F8]"},
+ {K_F9, "[F9]"},
+ {K_F10, "[F10]"},
+ {K_F11, "[F11]"},
+ {K_F12, "[F12]"},
+ {K_S_F1, "[S-F1]"},
+ {K_S_XF1, "[S-xF1]"},
+ {K_S_F2, "[S-F2]"},
+ {K_S_XF2, "[S-xF2]"},
+ {K_S_F3, "[S-F3]"},
+ {K_S_XF3, "[S-xF3]"},
+ {K_S_F4, "[S-F4]"},
+ {K_S_XF4, "[S-xF4]"},
+ {K_S_F5, "[S-F5]"},
+ {K_S_F6, "[S-F6]"},
+ {K_S_F7, "[S-F7]"},
+ {K_S_F8, "[S-F8]"},
+ {K_S_F9, "[S-F9]"},
+ {K_S_F10, "[S-F10]"},
+ {K_S_F11, "[S-F11]"},
+ {K_S_F12, "[S-F12]"},
+ {K_HELP, "[HELP]"},
+ {K_UNDO, "[UNDO]"},
+ {K_BS, "[BS]"},
+ {K_INS, "[INS]"},
+ {K_KINS, "[KINS]"},
+ {K_DEL, "[DEL]"},
+ {K_KDEL, "[KDEL]"},
+ {K_HOME, "[HOME]"},
+ {K_S_HOME, "[C-HOME]"},
+ {K_C_HOME, "[C-HOME]"},
+ {K_KHOME, "[KHOME]"},
+ {K_XHOME, "[XHOME]"},
+ {K_ZHOME, "[ZHOME]"},
+ {K_END, "[END]"},
+ {K_S_END, "[C-END]"},
+ {K_C_END, "[C-END]"},
+ {K_KEND, "[KEND]"},
+ {K_XEND, "[XEND]"},
+ {K_ZEND, "[ZEND]"},
+ {K_PAGEUP, "[PAGEUP]"},
+ {K_PAGEDOWN, "[PAGEDOWN]"},
+ {K_KPAGEUP, "[KPAGEUP]"},
+ {K_KPAGEDOWN, "[KPAGEDOWN]"},
+ {K_MOUSE, "[MOUSE]"},
+ {K_KPLUS, "[KPLUS]"},
+ {K_KMINUS, "[KMINUS]"},
+ {K_KDIVIDE, "[KDIVIDE]"},
+ {K_KMULTIPLY, "[KMULTIPLY]"},
+ {K_KENTER, "[KENTER]"},
+ {K_KPOINT, "[KPOINT]"},
+ {K_K0, "[K0]"},
+ {K_K1, "[K1]"},
+ {K_K2, "[K2]"},
+ {K_K3, "[K3]"},
+ {K_K4, "[K4]"},
+ {K_K5, "[K5]"},
+ {K_K6, "[K6]"},
+ {K_K7, "[K7]"},
+ {K_K8, "[K8]"},
+ {K_K9, "[K9]"},
+# endif
+
+#endif /* NO_BUILTIN_TCAPS */
+
+ /*
+ * The most minimal terminal: only clear screen and cursor positioning
+ * Always included.
+ */
+ {(int)KS_NAME, "dumb"},
+ {(int)KS_CL, "\014"},
+#ifdef TERMINFO
+ {(int)KS_CM, IF_EB("\033[%i%p1%d;%p2%dH",
+ ESC_STR "[%i%p1%d;%p2%dH")},
+#else
+ {(int)KS_CM, IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
+#endif
+
+ /*
+ * end marker
+ */
+ {(int)KS_NAME, NULL}
+
+}; /* end of builtin_termcaps */
+
+/*
+ * DEFAULT_TERM is used, when no terminal is specified with -T option or $TERM.
+ */
+
+
+
+#if defined(UNIX) && !defined(__MINT__)
+# define DEFAULT_TERM (char_u *)"ansi"
+#endif
+
+
+
+
+
+#ifndef DEFAULT_TERM
+# define DEFAULT_TERM (char_u *)"dumb"
+#endif
+
+/*
+ * Term_strings contains currently used terminal output strings.
+ * It is initialized with the default values by parse_builtin_tcap().
+ * The values can be changed by setting the option with the same name.
+ */
+char_u *(term_strings[(int)KS_LAST + 1]);
+
+static int need_gather = FALSE; /* need to fill termleader[] */
+static char_u termleader[256 + 1]; /* for check_termcode() */
+static int check_for_codes = FALSE; /* check for key code response */
+
+static struct builtin_term *find_builtin_term(char_u *term)
+{
+ struct builtin_term *p;
+
+ p = builtin_termcaps;
+ while (p->bt_string != NULL) {
+ if (p->bt_entry == (int)KS_NAME) {
+#ifdef UNIX
+ if (STRCMP(p->bt_string, "iris-ansi") == 0 && vim_is_iris(term))
+ return p;
+ else if (STRCMP(p->bt_string, "xterm") == 0 && vim_is_xterm(term))
+ return p;
+ else
+#endif
+ if (STRCMP(term, p->bt_string) == 0)
+ return p;
+ }
+ ++p;
+ }
+ return p;
+}
+
+/*
+ * Parsing of the builtin termcap entries.
+ * Caller should check if 'name' is a valid builtin term.
+ * The terminal's name is not set, as this is already done in termcapinit().
+ */
+static void parse_builtin_tcap(char_u *term)
+{
+ struct builtin_term *p;
+ char_u name[2];
+ int term_8bit;
+
+ p = find_builtin_term(term);
+ term_8bit = term_is_8bit(term);
+
+ /* Do not parse if builtin term not found */
+ if (p->bt_string == NULL)
+ return;
+
+ for (++p; p->bt_entry != (int)KS_NAME && p->bt_entry != BT_EXTRA_KEYS; ++p) {
+ if ((int)p->bt_entry >= 0) { /* KS_xx entry */
+ /* Only set the value if it wasn't set yet. */
+ if (term_strings[p->bt_entry] == NULL
+ || term_strings[p->bt_entry] == empty_option) {
+ /* 8bit terminal: use CSI instead of <Esc>[ */
+ if (term_8bit && term_7to8bit((char_u *)p->bt_string) != 0) {
+ char_u *s, *t;
+
+ s = vim_strsave((char_u *)p->bt_string);
+ if (s != NULL) {
+ for (t = s; *t; ++t)
+ if (term_7to8bit(t)) {
+ *t = term_7to8bit(t);
+ STRCPY(t + 1, t + 2);
+ }
+ term_strings[p->bt_entry] = s;
+ set_term_option_alloced(&term_strings[p->bt_entry]);
+ }
+ } else
+ term_strings[p->bt_entry] = (char_u *)p->bt_string;
+ }
+ } else {
+ name[0] = KEY2TERMCAP0((int)p->bt_entry);
+ name[1] = KEY2TERMCAP1((int)p->bt_entry);
+ if (find_termcode(name) == NULL)
+ add_termcode(name, (char_u *)p->bt_string, term_8bit);
+ }
+ }
+}
+static void set_color_count(int nr);
+
+/*
+ * Set number of colors.
+ * Store it as a number in t_colors.
+ * Store it as a string in T_CCO (using nr_colors[]).
+ */
+static void set_color_count(int nr)
+{
+ char_u nr_colors[20]; /* string for number of colors */
+
+ t_colors = nr;
+ if (t_colors > 1)
+ sprintf((char *)nr_colors, "%d", t_colors);
+ else
+ *nr_colors = NUL;
+ set_string_option_direct((char_u *)"t_Co", -1, nr_colors, OPT_FREE, 0);
+}
+
+#ifdef HAVE_TGETENT
+static char *(key_names[]) =
+{
+ /* Do this one first, it may cause a screen redraw. */
+ "Co",
+ "ku", "kd", "kr", "kl",
+ "#2", "#4", "%i", "*7",
+ "k1", "k2", "k3", "k4", "k5", "k6",
+ "k7", "k8", "k9", "k;", "F1", "F2",
+ "%1", "&8", "kb", "kI", "kD", "kh",
+ "@7", "kP", "kN", "K1", "K3", "K4", "K5", "kB",
+ NULL
+};
+#endif
+
+/*
+ * Set terminal options for terminal "term".
+ * Return OK if terminal 'term' was found in a termcap, FAIL otherwise.
+ *
+ * While doing this, until ttest(), some options may be NULL, be careful.
+ */
+int set_termname(char_u *term)
+{
+ struct builtin_term *termp;
+#ifdef HAVE_TGETENT
+ int builtin_first = p_tbi;
+ int try;
+ int termcap_cleared = FALSE;
+#endif
+ int width = 0, height = 0;
+ char_u *error_msg = NULL;
+ char_u *bs_p, *del_p;
+
+ /* In silect mode (ex -s) we don't use the 'term' option. */
+ if (silent_mode)
+ return OK;
+
+ detected_8bit = FALSE; /* reset 8-bit detection */
+
+ if (term_is_builtin(term)) {
+ term += 8;
+#ifdef HAVE_TGETENT
+ builtin_first = 1;
+#endif
+ }
+
+ /*
+ * If HAVE_TGETENT is not defined, only the builtin termcap is used, otherwise:
+ * If builtin_first is TRUE:
+ * 0. try builtin termcap
+ * 1. try external termcap
+ * 2. if both fail default to a builtin terminal
+ * If builtin_first is FALSE:
+ * 1. try external termcap
+ * 2. try builtin termcap, if both fail default to a builtin terminal
+ */
+#ifdef HAVE_TGETENT
+ for (try = builtin_first ? 0 : 1; try < 3; ++try) {
+ /*
+ * Use external termcap
+ */
+ if (try == 1) {
+ char_u *p;
+ static char_u tstrbuf[TBUFSZ];
+ int i;
+ char_u tbuf[TBUFSZ];
+ char_u *tp;
+ static struct {
+ enum SpecialKey dest; /* index in term_strings[] */
+ char *name; /* termcap name for string */
+ } string_names[] =
+ { {KS_CE, "ce"}, {KS_AL, "al"}, {KS_CAL,"AL"},
+ {KS_DL, "dl"}, {KS_CDL,"DL"}, {KS_CS, "cs"},
+ {KS_CL, "cl"}, {KS_CD, "cd"},
+ {KS_VI, "vi"}, {KS_VE, "ve"}, {KS_MB, "mb"},
+ {KS_VS, "vs"}, {KS_ME, "me"}, {KS_MR, "mr"},
+ {KS_MD, "md"}, {KS_SE, "se"}, {KS_SO, "so"},
+ {KS_CZH,"ZH"}, {KS_CZR,"ZR"}, {KS_UE, "ue"},
+ {KS_US, "us"}, {KS_UCE, "Ce"}, {KS_UCS, "Cs"},
+ {KS_CM, "cm"}, {KS_SR, "sr"},
+ {KS_CRI,"RI"}, {KS_VB, "vb"}, {KS_KS, "ks"},
+ {KS_KE, "ke"}, {KS_TI, "ti"}, {KS_TE, "te"},
+ {KS_BC, "bc"}, {KS_CSB,"Sb"}, {KS_CSF,"Sf"},
+ {KS_CAB,"AB"}, {KS_CAF,"AF"}, {KS_LE, "le"},
+ {KS_ND, "nd"}, {KS_OP, "op"}, {KS_CRV, "RV"},
+ {KS_CIS, "IS"}, {KS_CIE, "IE"},
+ {KS_TS, "ts"}, {KS_FS, "fs"},
+ {KS_CWP, "WP"}, {KS_CWS, "WS"},
+ {KS_CSI, "SI"}, {KS_CEI, "EI"},
+ {KS_U7, "u7"},
+ {(enum SpecialKey)0, NULL}};
+
+ /*
+ * If the external termcap does not have a matching entry, try the
+ * builtin ones.
+ */
+ if ((error_msg = tgetent_error(tbuf, term)) == NULL) {
+ tp = tstrbuf;
+ if (!termcap_cleared) {
+ clear_termoptions(); /* clear old options */
+ termcap_cleared = TRUE;
+ }
+
+ /* get output strings */
+ for (i = 0; string_names[i].name != NULL; ++i) {
+ if (term_str(string_names[i].dest) == NULL
+ || term_str(string_names[i].dest) == empty_option)
+ term_str(string_names[i].dest) =
+ TGETSTR(string_names[i].name, &tp);
+ }
+
+ /* tgetflag() returns 1 if the flag is present, 0 if not and
+ * possibly -1 if the flag doesn't exist. */
+ if ((T_MS == NULL || T_MS == empty_option)
+ && tgetflag("ms") > 0)
+ T_MS = (char_u *)"y";
+ if ((T_XS == NULL || T_XS == empty_option)
+ && tgetflag("xs") > 0)
+ T_XS = (char_u *)"y";
+ if ((T_DB == NULL || T_DB == empty_option)
+ && tgetflag("db") > 0)
+ T_DB = (char_u *)"y";
+ if ((T_DA == NULL || T_DA == empty_option)
+ && tgetflag("da") > 0)
+ T_DA = (char_u *)"y";
+ if ((T_UT == NULL || T_UT == empty_option)
+ && tgetflag("ut") > 0)
+ T_UT = (char_u *)"y";
+
+
+ /*
+ * get key codes
+ */
+ for (i = 0; key_names[i] != NULL; ++i) {
+ if (find_termcode((char_u *)key_names[i]) == NULL) {
+ p = TGETSTR(key_names[i], &tp);
+ /* if cursor-left == backspace, ignore it (televideo
+ * 925) */
+ if (p != NULL
+ && (*p != Ctrl_H
+ || key_names[i][0] != 'k'
+ || key_names[i][1] != 'l'))
+ add_termcode((char_u *)key_names[i], p, FALSE);
+ }
+ }
+
+ if (height == 0)
+ height = tgetnum("li");
+ if (width == 0)
+ width = tgetnum("co");
+
+ /*
+ * Get number of colors (if not done already).
+ */
+ if (term_str(KS_CCO) == NULL
+ || term_str(KS_CCO) == empty_option)
+ set_color_count(tgetnum("Co"));
+
+ BC = (char *)TGETSTR("bc", &tp);
+ UP = (char *)TGETSTR("up", &tp);
+ p = TGETSTR("pc", &tp);
+ if (p)
+ PC = *p;
+ }
+ } else /* try == 0 || try == 2 */
+#endif /* HAVE_TGETENT */
+ /*
+ * Use builtin termcap
+ */
+ {
+#ifdef HAVE_TGETENT
+ /*
+ * If builtin termcap was already used, there is no need to search
+ * for the builtin termcap again, quit now.
+ */
+ if (try == 2 && builtin_first && termcap_cleared)
+ break;
+#endif
+ /*
+ * search for 'term' in builtin_termcaps[]
+ */
+ termp = find_builtin_term(term);
+ if (termp->bt_string == NULL) { /* did not find it */
+#ifdef HAVE_TGETENT
+ /*
+ * If try == 0, first try the external termcap. If that is not
+ * found we'll get back here with try == 2.
+ * If termcap_cleared is set we used the external termcap,
+ * don't complain about not finding the term in the builtin
+ * termcap.
+ */
+ if (try == 0) /* try external one */
+ continue;
+ if (termcap_cleared) /* found in external termcap */
+ break;
+#endif
+
+ mch_errmsg("\r\n");
+ if (error_msg != NULL) {
+ mch_errmsg((char *)error_msg);
+ mch_errmsg("\r\n");
+ }
+ mch_errmsg("'");
+ mch_errmsg((char *)term);
+ mch_errmsg(_("' not known. Available builtin terminals are:"));
+ mch_errmsg("\r\n");
+ for (termp = &(builtin_termcaps[0]); termp->bt_string != NULL;
+ ++termp) {
+ if (termp->bt_entry == (int)KS_NAME) {
+#ifdef HAVE_TGETENT
+ mch_errmsg(" builtin_");
+#else
+ mch_errmsg(" ");
+#endif
+ mch_errmsg(termp->bt_string);
+ mch_errmsg("\r\n");
+ }
+ }
+ /* when user typed :set term=xxx, quit here */
+ if (starting != NO_SCREEN) {
+ screen_start(); /* don't know where cursor is now */
+ wait_return(TRUE);
+ return FAIL;
+ }
+ term = DEFAULT_TERM;
+ mch_errmsg(_("defaulting to '"));
+ mch_errmsg((char *)term);
+ mch_errmsg("'\r\n");
+ if (emsg_silent == 0) {
+ screen_start(); /* don't know where cursor is now */
+ out_flush();
+ ui_delay(2000L, TRUE);
+ }
+ set_string_option_direct((char_u *)"term", -1, term,
+ OPT_FREE, 0);
+ display_errors();
+ }
+ out_flush();
+#ifdef HAVE_TGETENT
+ if (!termcap_cleared) {
+#endif
+ clear_termoptions(); /* clear old options */
+#ifdef HAVE_TGETENT
+ termcap_cleared = TRUE;
+ }
+#endif
+ parse_builtin_tcap(term);
+ }
+#ifdef HAVE_TGETENT
+}
+#endif
+
+ /*
+ * special: There is no info in the termcap about whether the cursor
+ * positioning is relative to the start of the screen or to the start of the
+ * scrolling region. We just guess here. Only msdos pcterm is known to do it
+ * relative.
+ */
+ if (STRCMP(term, "pcterm") == 0)
+ T_CCS = (char_u *)"yes";
+ else
+ T_CCS = empty_option;
+
+#ifdef UNIX
+ /*
+ * Any "stty" settings override the default for t_kb from the termcap.
+ * This is in os_unix.c, because it depends a lot on the version of unix that
+ * is being used.
+ * Don't do this when the GUI is active, it uses "t_kb" and "t_kD" directly.
+ */
+ get_stty();
+#endif
+
+ /*
+ * If the termcap has no entry for 'bs' and/or 'del' and the ioctl() also
+ * didn't work, use the default CTRL-H
+ * The default for t_kD is DEL, unless t_kb is DEL.
+ * The vim_strsave'd strings are probably lost forever, well it's only two
+ * bytes. Don't do this when the GUI is active, it uses "t_kb" and "t_kD"
+ * directly.
+ */
+ {
+ bs_p = find_termcode((char_u *)"kb");
+ del_p = find_termcode((char_u *)"kD");
+ if (bs_p == NULL || *bs_p == NUL)
+ add_termcode((char_u *)"kb", (bs_p = (char_u *)CTRL_H_STR), FALSE);
+ if ((del_p == NULL || *del_p == NUL) &&
+ (bs_p == NULL || *bs_p != DEL))
+ add_termcode((char_u *)"kD", (char_u *)DEL_STR, FALSE);
+ }
+
+#if defined(UNIX)
+ term_is_xterm = vim_is_xterm(term);
+#endif
+
+# if defined(UNIX)
+ /*
+ * For Unix, set the 'ttymouse' option to the type of mouse to be used.
+ * The termcode for the mouse is added as a side effect in option.c.
+ */
+ {
+ char_u *p;
+
+ p = (char_u *)"";
+ if (use_xterm_like_mouse(term)) {
+ if (use_xterm_mouse())
+ p = NULL; /* keep existing value, might be "xterm2" */
+ else
+ p = (char_u *)"xterm";
+ }
+ if (p != NULL) {
+ set_option_value((char_u *)"ttym", 0L, p, 0);
+ /* Reset the WAS_SET flag, 'ttymouse' can be set to "sgr" or
+ * "xterm2" in check_termcode(). */
+ reset_option_was_set((char_u *)"ttym");
+ }
+ if (p == NULL
+ )
+ check_mouse_termcode(); /* set mouse termcode anyway */
+ }
+# else
+ set_mouse_termcode(KS_MOUSE, (char_u *)"\233M");
+# endif
+
+
+#ifdef USE_TERM_CONSOLE
+ /* DEFAULT_TERM indicates that it is the machine console. */
+ if (STRCMP(term, DEFAULT_TERM) != 0)
+ term_console = FALSE;
+ else {
+ term_console = TRUE;
+ }
+#endif
+
+#if defined(UNIX)
+ /*
+ * 'ttyfast' is default on for xterm, iris-ansi and a few others.
+ */
+ if (vim_is_fastterm(term))
+ p_tf = TRUE;
+#endif
+#ifdef USE_TERM_CONSOLE
+ /*
+ * 'ttyfast' is default on consoles
+ */
+ if (term_console)
+ p_tf = TRUE;
+#endif
+
+ ttest(TRUE); /* make sure we have a valid set of terminal codes */
+
+ full_screen = TRUE; /* we can use termcap codes from now on */
+ set_term_defaults(); /* use current values as defaults */
+ LOG_TR("setting crv_status to CRV_GET");
+ crv_status = CRV_GET; /* Get terminal version later */
+
+ /*
+ * Initialize the terminal with the appropriate termcap codes.
+ * Set the mouse and window title if possible.
+ * Don't do this when starting, need to parse the .vimrc first, because it
+ * may redefine t_TI etc.
+ */
+ if (starting != NO_SCREEN) {
+ starttermcap(); /* may change terminal mode */
+ setmouse(); /* may start using the mouse */
+ maketitle(); /* may display window title */
+ }
+
+ /* display initial screen after ttest() checking. jw. */
+ if (width <= 0 || height <= 0) {
+ /* termcap failed to report size */
+ /* set defaults, in case ui_get_shellsize() also fails */
+ width = 80;
+ height = 24; /* most terminals are 24 lines */
+ }
+ set_shellsize(width, height, FALSE); /* may change Rows */
+ if (starting != NO_SCREEN) {
+ if (scroll_region)
+ scroll_region_reset(); /* In case Rows changed */
+ check_map_keycodes(); /* check mappings for terminal codes used */
+
+ {
+ buf_T *old_curbuf;
+
+ /*
+ * Execute the TermChanged autocommands for each buffer that is
+ * loaded.
+ */
+ old_curbuf = curbuf;
+ for (curbuf = firstbuf; curbuf != NULL; curbuf = curbuf->b_next) {
+ if (curbuf->b_ml.ml_mfp != NULL)
+ apply_autocmds(EVENT_TERMCHANGED, NULL, NULL, FALSE,
+ curbuf);
+ }
+ if (buf_valid(old_curbuf))
+ curbuf = old_curbuf;
+ }
+ }
+
+ may_req_termresponse();
+
+ return OK;
+}
+
+
+# define HMT_NORMAL 1
+# define HMT_NETTERM 2
+# define HMT_DEC 4
+# define HMT_JSBTERM 8
+# define HMT_PTERM 16
+# define HMT_URXVT 32
+# define HMT_SGR 64
+static int has_mouse_termcode = 0;
+
+void
+set_mouse_termcode (
+ int n, /* KS_MOUSE, KS_NETTERM_MOUSE or KS_DEC_MOUSE */
+ char_u *s
+)
+{
+ char_u name[2];
+
+ name[0] = n;
+ name[1] = KE_FILLER;
+ add_termcode(name, s, FALSE);
+# ifdef FEAT_MOUSE_JSB
+ if (n == KS_JSBTERM_MOUSE)
+ has_mouse_termcode |= HMT_JSBTERM;
+ else
+# endif
+ if (n == KS_NETTERM_MOUSE)
+ has_mouse_termcode |= HMT_NETTERM;
+ else if (n == KS_DEC_MOUSE)
+ has_mouse_termcode |= HMT_DEC;
+ else if (n == KS_URXVT_MOUSE)
+ has_mouse_termcode |= HMT_URXVT;
+ else if (n == KS_SGR_MOUSE)
+ has_mouse_termcode |= HMT_SGR;
+ else
+ has_mouse_termcode |= HMT_NORMAL;
+}
+
+# if (defined(UNIX) && defined(FEAT_MOUSE_TTY)) || defined(PROTO)
+void
+del_mouse_termcode (
+ int n /* KS_MOUSE, KS_NETTERM_MOUSE or KS_DEC_MOUSE */
+)
+{
+ char_u name[2];
+
+ name[0] = n;
+ name[1] = KE_FILLER;
+ del_termcode(name);
+# ifdef FEAT_MOUSE_JSB
+ if (n == KS_JSBTERM_MOUSE)
+ has_mouse_termcode &= ~HMT_JSBTERM;
+ else
+# endif
+ if (n == KS_NETTERM_MOUSE)
+ has_mouse_termcode &= ~HMT_NETTERM;
+ else if (n == KS_DEC_MOUSE)
+ has_mouse_termcode &= ~HMT_DEC;
+ else if (n == KS_URXVT_MOUSE)
+ has_mouse_termcode &= ~HMT_URXVT;
+ else if (n == KS_SGR_MOUSE)
+ has_mouse_termcode &= ~HMT_SGR;
+ else
+ has_mouse_termcode &= ~HMT_NORMAL;
+}
+# endif
+
+#ifdef HAVE_TGETENT
+/*
+ * Call tgetent()
+ * Return error message if it fails, NULL if it's OK.
+ */
+static char_u *tgetent_error(char_u *tbuf, char_u *term)
+{
+ int i;
+
+ i = TGETENT(tbuf, term);
+ if (i < 0 /* -1 is always an error */
+# ifdef TGETENT_ZERO_ERR
+ || i == 0 /* sometimes zero is also an error */
+# endif
+ ) {
+ /* On FreeBSD tputs() gets a SEGV after a tgetent() which fails. Call
+ * tgetent() with the always existing "dumb" entry to avoid a crash or
+ * hang. */
+ (void)TGETENT(tbuf, "dumb");
+
+ if (i < 0)
+# ifdef TGETENT_ZERO_ERR
+ return (char_u *)_("E557: Cannot open termcap file");
+ if (i == 0)
+# endif
+#ifdef TERMINFO
+ return (char_u *)_("E558: Terminal entry not found in terminfo");
+#else
+ return (char_u *)_("E559: Terminal entry not found in termcap");
+#endif
+ }
+ return NULL;
+}
+
+/*
+ * Some versions of tgetstr() have been reported to return -1 instead of NULL.
+ * Fix that here.
+ */
+static char_u *vim_tgetstr(char *s, char_u **pp)
+{
+ char *p;
+
+ p = tgetstr(s, (char **)pp);
+ if (p == (char *)-1)
+ p = NULL;
+ return (char_u *)p;
+}
+#endif /* HAVE_TGETENT */
+
+#if defined(HAVE_TGETENT) && (defined(UNIX) || defined(MACOS_X))
+/*
+ * Get Columns and Rows from the termcap. Used after a window signal if the
+ * ioctl() fails. It doesn't make sense to call tgetent each time if the "co"
+ * and "li" entries never change. But on some systems this works.
+ * Errors while getting the entries are ignored.
+ */
+void
+getlinecol (
+ long *cp, /* pointer to columns */
+ long *rp /* pointer to rows */
+)
+{
+ char_u tbuf[TBUFSZ];
+
+ if (T_NAME != NULL && *T_NAME != NUL &&
+ tgetent_error(tbuf, T_NAME) == NULL) {
+ if (*cp == 0)
+ *cp = tgetnum("co");
+ if (*rp == 0)
+ *rp = tgetnum("li");
+ }
+}
+#endif /* defined(HAVE_TGETENT) && defined(UNIX) */
+
+/*
+ * Get a string entry from the termcap and add it to the list of termcodes.
+ * Used for <t_xx> special keys.
+ * Give an error message for failure when not sourcing.
+ * If force given, replace an existing entry.
+ * Return FAIL if the entry was not found, OK if the entry was added.
+ */
+int add_termcap_entry(char_u *name, int force)
+{
+ char_u *term;
+ int key;
+ struct builtin_term *termp;
+#ifdef HAVE_TGETENT
+ char_u *string;
+ int i;
+ int builtin_first;
+ char_u tbuf[TBUFSZ];
+ char_u tstrbuf[TBUFSZ];
+ char_u *tp = tstrbuf;
+ char_u *error_msg = NULL;
+#endif
+
+ /*
+ * If the GUI is running or will start in a moment, we only support the keys
+ * that the GUI can produce.
+ */
+
+ if (!force && find_termcode(name) != NULL) /* it's already there */
+ return OK;
+
+ term = T_NAME;
+ if (term == NULL || *term == NUL) /* 'term' not defined yet */
+ return FAIL;
+
+ if (term_is_builtin(term)) { /* name starts with "builtin_" */
+ term += 8;
+#ifdef HAVE_TGETENT
+ builtin_first = TRUE;
+#endif
+ }
+#ifdef HAVE_TGETENT
+ else
+ builtin_first = p_tbi;
+#endif
+
+#ifdef HAVE_TGETENT
+ /*
+ * We can get the entry from the builtin termcap and from the external one.
+ * If 'ttybuiltin' is on or the terminal name starts with "builtin_", try
+ * builtin termcap first.
+ * If 'ttybuiltin' is off, try external termcap first.
+ */
+ for (i = 0; i < 2; ++i) {
+ if (!builtin_first == i)
+#endif
+ /*
+ * Search in builtin termcap
+ */
+ {
+ termp = find_builtin_term(term);
+ if (termp->bt_string != NULL) { /* found it */
+ key = TERMCAP2KEY(name[0], name[1]);
+ while (termp->bt_entry != (int)KS_NAME) {
+ if ((int)termp->bt_entry == key) {
+ add_termcode(name, (char_u *)termp->bt_string,
+ term_is_8bit(term));
+ return OK;
+ }
+ ++termp;
+ }
+ }
+ }
+#ifdef HAVE_TGETENT
+ else {
+ /*
+ * Search in external termcap
+ */
+ error_msg = tgetent_error(tbuf, term);
+ if (error_msg == NULL) {
+ string = TGETSTR((char *)name, &tp);
+ if (string != NULL && *string != NUL) {
+ add_termcode(name, string, FALSE);
+ return OK;
+ }
+ }
+ }
+}
+#endif
+
+ if (sourcing_name == NULL) {
+#ifdef HAVE_TGETENT
+ if (error_msg != NULL)
+ EMSG(error_msg);
+ else
+#endif
+ EMSG2(_("E436: No \"%s\" entry in termcap"), name);
+ }
+ return FAIL;
+}
+
+static int term_is_builtin(char_u *name)
+{
+ return STRNCMP(name, "builtin_", (size_t)8) == 0;
+}
+
+/*
+ * Return TRUE if terminal "name" uses CSI instead of <Esc>[.
+ * Assume that the terminal is using 8-bit controls when the name contains
+ * "8bit", like in "xterm-8bit".
+ */
+int term_is_8bit(char_u *name)
+{
+ return detected_8bit || strstr((char *)name, "8bit") != NULL;
+}
+
+/*
+ * Translate terminal control chars from 7-bit to 8-bit:
+ * <Esc>[ -> CSI
+ * <Esc>] -> <M-C-]>
+ * <Esc>O -> <M-C-O>
+ */
+static int term_7to8bit(char_u *p)
+{
+ if (*p == ESC) {
+ if (p[1] == '[')
+ return CSI;
+ if (p[1] == ']')
+ return 0x9d;
+ if (p[1] == 'O')
+ return 0x8f;
+ }
+ return 0;
+}
+
+
+#if !defined(HAVE_TGETENT) || defined(PROTO)
+
+char_u *tltoa(unsigned long i)
+{
+ static char_u buf[16];
+ char_u *p;
+
+ p = buf + 15;
+ *p = '\0';
+ do {
+ --p;
+ *p = (char_u) (i % 10 + '0');
+ i /= 10;
+ } while (i > 0 && p > buf);
+ return p;
+}
+#endif
+
+#ifndef HAVE_TGETENT
+
+/*
+ * minimal tgoto() implementation.
+ * no padding and we only parse for %i %d and %+char
+ */
+static char *tgoto(char *, int, int);
+
+static char *tgoto(char *cm, int x, int y)
+{
+ static char buf[30];
+ char *p, *s, *e;
+
+ if (!cm)
+ return "OOPS";
+ e = buf + 29;
+ for (s = buf; s < e && *cm; cm++) {
+ if (*cm != '%') {
+ *s++ = *cm;
+ continue;
+ }
+ switch (*++cm) {
+ case 'd':
+ p = (char *)tltoa((unsigned long)y);
+ y = x;
+ while (*p)
+ *s++ = *p++;
+ break;
+ case 'i':
+ x++;
+ y++;
+ break;
+ case '+':
+ *s++ = (char)(*++cm + y);
+ y = x;
+ break;
+ case '%':
+ *s++ = *cm;
+ break;
+ default:
+ return "OOPS";
+ }
+ }
+ *s = '\0';
+ return buf;
+}
+
+#endif /* HAVE_TGETENT */
+
+/*
+ * Set the terminal name and initialize the terminal options.
+ * If "name" is NULL or empty, get the terminal name from the environment.
+ * If that fails, use the default terminal name.
+ */
+void termcapinit(char_u *name)
+{
+ char_u *term;
+
+ if (name != NULL && *name == NUL)
+ name = NULL; /* empty name is equal to no name */
+ term = name;
+
+ if (term == NULL)
+ term = (char_u *)os_getenv("TERM");
+ if (term == NULL || *term == NUL)
+ term = DEFAULT_TERM;
+ set_string_option_direct((char_u *)"term", -1, term, OPT_FREE, 0);
+
+ /* Set the default terminal name. */
+ set_string_default("term", term);
+ set_string_default("ttytype", term);
+
+ /*
+ * Avoid using "term" here, because the next os_getenv() may overwrite it.
+ */
+ set_termname(T_NAME != NULL ? T_NAME : term);
+}
+
+/*
+ * the number of calls to ui_write is reduced by using the buffer "out_buf"
+ */
+# define OUT_SIZE 2047
+/* Add one to allow mch_write() in os_win32.c to append a NUL */
+static char_u out_buf[OUT_SIZE + 1];
+static int out_pos = 0; /* number of chars in out_buf */
+
+/*
+ * out_flush(): flush the output buffer
+ */
+void out_flush(void)
+{
+ int len;
+
+ if (out_pos != 0) {
+ /* set out_pos to 0 before ui_write, to avoid recursiveness */
+ len = out_pos;
+ out_pos = 0;
+ ui_write(out_buf, len);
+ }
+}
+
+/*
+ * Sometimes a byte out of a multi-byte character is written with out_char().
+ * To avoid flushing half of the character, call this function first.
+ */
+void out_flush_check(void)
+{
+ if (enc_dbcs != 0 && out_pos >= OUT_SIZE - MB_MAXBYTES)
+ out_flush();
+}
+
+/*
+ * out_char(c): put a byte into the output buffer.
+ * Flush it if it becomes full.
+ * This should not be used for outputting text on the screen (use functions
+ * like msg_puts() and screen_putchar() for that).
+ */
+void out_char(unsigned c)
+{
+#if defined(UNIX) || defined(MACOS_X_UNIX)
+ if (c == '\n') /* turn LF into CR-LF (CRMOD doesn't seem to do this) */
+ out_char('\r');
+#endif
+
+ out_buf[out_pos++] = c;
+
+ /* For testing we flush each time. */
+ if (out_pos >= OUT_SIZE || p_wd)
+ out_flush();
+}
+
+static void out_char_nf(unsigned);
+
+/*
+ * out_char_nf(c): like out_char(), but don't flush when p_wd is set
+ */
+static void out_char_nf(unsigned c)
+{
+#if defined(UNIX) || defined(MACOS_X_UNIX)
+ if (c == '\n') /* turn LF into CR-LF (CRMOD doesn't seem to do this) */
+ out_char_nf('\r');
+#endif
+
+ out_buf[out_pos++] = c;
+
+ if (out_pos >= OUT_SIZE)
+ out_flush();
+}
+
+#if defined(FEAT_TITLE) || defined(FEAT_MOUSE_TTY) || defined(FEAT_GUI) \
+ || defined(FEAT_TERMRESPONSE) || defined(PROTO)
+/*
+ * A never-padding out_str.
+ * use this whenever you don't want to run the string through tputs.
+ * tputs above is harmless, but tputs from the termcap library
+ * is likely to strip off leading digits, that it mistakes for padding
+ * information, and "%i", "%d", etc.
+ * This should only be used for writing terminal codes, not for outputting
+ * normal text (use functions like msg_puts() and screen_putchar() for that).
+ */
+void out_str_nf(char_u *s)
+{
+ if (out_pos > OUT_SIZE - 20) /* avoid terminal strings being split up */
+ out_flush();
+ while (*s)
+ out_char_nf(*s++);
+
+ /* For testing we write one string at a time. */
+ if (p_wd)
+ out_flush();
+}
+#endif
+
+/*
+ * out_str(s): Put a character string a byte at a time into the output buffer.
+ * If HAVE_TGETENT is defined use the termcap parser. (jw)
+ * This should only be used for writing terminal codes, not for outputting
+ * normal text (use functions like msg_puts() and screen_putchar() for that).
+ */
+void out_str(char_u *s)
+{
+ if (s != NULL && *s) {
+ /* avoid terminal strings being split up */
+ if (out_pos > OUT_SIZE - 20)
+ out_flush();
+#ifdef HAVE_TGETENT
+ tputs((char *)s, 1, TPUTSFUNCAST out_char_nf);
+#else
+ while (*s)
+ out_char_nf(*s++);
+#endif
+
+ /* For testing we write one string at a time. */
+ if (p_wd)
+ out_flush();
+ }
+}
+
+/*
+ * cursor positioning using termcap parser. (jw)
+ */
+void term_windgoto(int row, int col)
+{
+ OUT_STR(tgoto((char *)T_CM, col, row));
+}
+
+void term_cursor_right(int i)
+{
+ OUT_STR(tgoto((char *)T_CRI, 0, i));
+}
+
+void term_append_lines(int line_count)
+{
+ OUT_STR(tgoto((char *)T_CAL, 0, line_count));
+}
+
+void term_delete_lines(int line_count)
+{
+ OUT_STR(tgoto((char *)T_CDL, 0, line_count));
+}
+
+#if defined(HAVE_TGETENT) || defined(PROTO)
+void term_set_winpos(int x, int y)
+{
+ /* Can't handle a negative value here */
+ if (x < 0)
+ x = 0;
+ if (y < 0)
+ y = 0;
+ OUT_STR(tgoto((char *)T_CWP, y, x));
+}
+
+void term_set_winsize(int width, int height)
+{
+ OUT_STR(tgoto((char *)T_CWS, height, width));
+}
+#endif
+
+void term_fg_color(int n)
+{
+ /* Use "AF" termcap entry if present, "Sf" entry otherwise */
+ if (*T_CAF)
+ term_color(T_CAF, n);
+ else if (*T_CSF)
+ term_color(T_CSF, n);
+}
+
+void term_bg_color(int n)
+{
+ /* Use "AB" termcap entry if present, "Sb" entry otherwise */
+ if (*T_CAB)
+ term_color(T_CAB, n);
+ else if (*T_CSB)
+ term_color(T_CSB, n);
+}
+
+static void term_color(char_u *s, int n)
+{
+ char buf[20];
+ int i = 2; /* index in s[] just after <Esc>[ or CSI */
+
+ /* Special handling of 16 colors, because termcap can't handle it */
+ /* Also accept "\e[3%dm" for TERMINFO, it is sometimes used */
+ /* Also accept CSI instead of <Esc>[ */
+ if (n >= 8 && t_colors >= 16
+ && ((s[0] == ESC && s[1] == '[') || (s[0] == CSI && (i = 1) == 1))
+ && s[i] != NUL
+ && (STRCMP(s + i + 1, "%p1%dm") == 0
+ || STRCMP(s + i + 1, "%dm") == 0)
+ && (s[i] == '3' || s[i] == '4')) {
+ const char *fmt =
+#ifdef TERMINFO
+ "%s%s%%p1%%dm";
+#else
+ "%s%s%%dm";
+#endif
+ sprintf(buf,
+ fmt,
+ i == 2 ? IF_EB("\033[", ESC_STR "[") : "\233",
+ s[i] == '3' ? (n >= 16 ? "38;5;" : "9")
+ : (n >= 16 ? "48;5;" : "10"));
+ OUT_STR(tgoto(buf, 0, n >= 16 ? n : n - 8));
+ } else
+ OUT_STR(tgoto((char *)s, 0, n));
+}
+
+#if (defined(FEAT_TITLE) && (defined(UNIX) || \
+ defined(MACOS_X))) || defined(PROTO)
+/*
+ * Generic function to set window title, using t_ts and t_fs.
+ */
+void term_settitle(char_u *title)
+{
+ /* t_ts takes one argument: column in status line */
+ OUT_STR(tgoto((char *)T_TS, 0, 0)); /* set title start */
+ out_str_nf(title);
+ out_str(T_FS); /* set title end */
+ out_flush();
+}
+#endif
+
+/*
+ * Make sure we have a valid set or terminal options.
+ * Replace all entries that are NULL by empty_option
+ */
+void ttest(int pairs)
+{
+ check_options(); /* make sure no options are NULL */
+
+ /*
+ * MUST have "cm": cursor motion.
+ */
+ if (*T_CM == NUL)
+ EMSG(_("E437: terminal capability \"cm\" required"));
+
+ /*
+ * if "cs" defined, use a scroll region, it's faster.
+ */
+ if (*T_CS != NUL)
+ scroll_region = TRUE;
+ else
+ scroll_region = FALSE;
+
+ if (pairs) {
+ /*
+ * optional pairs
+ */
+ /* TP goes to normal mode for TI (invert) and TB (bold) */
+ if (*T_ME == NUL)
+ T_ME = T_MR = T_MD = T_MB = empty_option;
+ if (*T_SO == NUL || *T_SE == NUL)
+ T_SO = T_SE = empty_option;
+ if (*T_US == NUL || *T_UE == NUL)
+ T_US = T_UE = empty_option;
+ if (*T_CZH == NUL || *T_CZR == NUL)
+ T_CZH = T_CZR = empty_option;
+
+ /* T_VE is needed even though T_VI is not defined */
+ if (*T_VE == NUL)
+ T_VI = empty_option;
+
+ /* if 'mr' or 'me' is not defined use 'so' and 'se' */
+ if (*T_ME == NUL) {
+ T_ME = T_SE;
+ T_MR = T_SO;
+ T_MD = T_SO;
+ }
+
+ /* if 'so' or 'se' is not defined use 'mr' and 'me' */
+ if (*T_SO == NUL) {
+ T_SE = T_ME;
+ if (*T_MR == NUL)
+ T_SO = T_MD;
+ else
+ T_SO = T_MR;
+ }
+
+ /* if 'ZH' or 'ZR' is not defined use 'mr' and 'me' */
+ if (*T_CZH == NUL) {
+ T_CZR = T_ME;
+ if (*T_MR == NUL)
+ T_CZH = T_MD;
+ else
+ T_CZH = T_MR;
+ }
+
+ /* "Sb" and "Sf" come in pairs */
+ if (*T_CSB == NUL || *T_CSF == NUL) {
+ T_CSB = empty_option;
+ T_CSF = empty_option;
+ }
+
+ /* "AB" and "AF" come in pairs */
+ if (*T_CAB == NUL || *T_CAF == NUL) {
+ T_CAB = empty_option;
+ T_CAF = empty_option;
+ }
+
+ /* if 'Sb' and 'AB' are not defined, reset "Co" */
+ if (*T_CSB == NUL && *T_CAB == NUL)
+ free_one_termoption(T_CCO);
+
+ /* Set 'weirdinvert' according to value of 't_xs' */
+ p_wiv = (*T_XS != NUL);
+ }
+ need_gather = TRUE;
+
+ /* Set t_colors to the value of t_Co. */
+ t_colors = atoi((char *)T_CCO);
+}
+
+#if (defined(FEAT_GUI) && (defined(FEAT_MENU) || !defined(USE_ON_FLY_SCROLL))) \
+ || defined(PROTO)
+static int get_long_from_buf(char_u *buf, long_u *val);
+
+/*
+ * Interpret the next string of bytes in buf as a long integer, with the most
+ * significant byte first. Note that it is assumed that buf has been through
+ * inchar(), so that NUL and K_SPECIAL will be represented as three bytes each.
+ * Puts result in val, and returns the number of bytes read from buf
+ * (between sizeof(long_u) and 2 * sizeof(long_u)), or -1 if not enough bytes
+ * were present.
+ */
+static int get_long_from_buf(char_u *buf, long_u *val)
+{
+ int len;
+ char_u bytes[sizeof(long_u)];
+ int i;
+ int shift;
+
+ *val = 0;
+ len = get_bytes_from_buf(buf, bytes, (int)sizeof(long_u));
+ if (len != -1) {
+ for (i = 0; i < (int)sizeof(long_u); i++) {
+ shift = 8 * (sizeof(long_u) - 1 - i);
+ *val += (long_u)bytes[i] << shift;
+ }
+ }
+ return len;
+}
+#endif
+
+#if defined(FEAT_GUI) \
+ || (defined(FEAT_MOUSE) && (!defined(UNIX) || defined(FEAT_MOUSE_XTERM) \
+ || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE)))
+/*
+ * Read the next num_bytes bytes from buf, and store them in bytes. Assume
+ * that buf has been through inchar(). Returns the actual number of bytes used
+ * from buf (between num_bytes and num_bytes*2), or -1 if not enough bytes were
+ * available.
+ */
+static int get_bytes_from_buf(char_u *buf, char_u *bytes, int num_bytes)
+{
+ int len = 0;
+ int i;
+ char_u c;
+
+ for (i = 0; i < num_bytes; i++) {
+ if ((c = buf[len++]) == NUL)
+ return -1;
+ if (c == K_SPECIAL) {
+ if (buf[len] == NUL || buf[len + 1] == NUL) /* cannot happen? */
+ return -1;
+ if (buf[len++] == (int)KS_ZERO)
+ c = NUL;
+ /* else it should be KS_SPECIAL; when followed by KE_FILLER c is
+ * K_SPECIAL, or followed by KE_CSI and c must be CSI. */
+ if (buf[len++] == (int)KE_CSI)
+ c = CSI;
+ } else if (c == CSI && buf[len] == KS_EXTRA
+ && buf[len + 1] == (int)KE_CSI)
+ /* CSI is stored as CSI KS_SPECIAL KE_CSI to avoid confusion with
+ * the start of a special key, see add_to_input_buf_csi(). */
+ len += 2;
+ bytes[i] = c;
+ }
+ return len;
+}
+#endif
+
+/*
+ * Check if the new shell size is valid, correct it if it's too small or way
+ * too big.
+ */
+void check_shellsize(void)
+{
+ if (Rows < min_rows()) /* need room for one window and command line */
+ Rows = min_rows();
+ limit_screen_size();
+}
+
+/*
+ * Limit Rows and Columns to avoid an overflow in Rows * Columns.
+ */
+void limit_screen_size(void)
+{
+ if (Columns < MIN_COLUMNS)
+ Columns = MIN_COLUMNS;
+ else if (Columns > 10000)
+ Columns = 10000;
+ if (Rows > 1000)
+ Rows = 1000;
+}
+
+/*
+ * Invoked just before the screen structures are going to be (re)allocated.
+ */
+void win_new_shellsize(void)
+{
+ static int old_Rows = 0;
+ static int old_Columns = 0;
+
+ if (old_Rows != Rows) {
+ /* if 'window' uses the whole screen, keep it using that */
+ if (p_window == old_Rows - 1 || old_Rows == 0)
+ p_window = Rows - 1;
+ old_Rows = Rows;
+ shell_new_rows(); /* update window sizes */
+ }
+ if (old_Columns != Columns) {
+ old_Columns = Columns;
+ shell_new_columns(); /* update window sizes */
+ }
+}
+
+/*
+ * Call this function when the Vim shell has been resized in any way.
+ * Will obtain the current size and redraw (also when size didn't change).
+ */
+void shell_resized(void)
+{
+ set_shellsize(0, 0, FALSE);
+}
+
+/*
+ * Check if the shell size changed. Handle a resize.
+ * When the size didn't change, nothing happens.
+ */
+void shell_resized_check(void)
+{
+ int old_Rows = Rows;
+ int old_Columns = Columns;
+
+ if (!exiting
+ ) {
+ (void)ui_get_shellsize();
+ check_shellsize();
+ if (old_Rows != Rows || old_Columns != Columns)
+ shell_resized();
+ }
+}
+
+/*
+ * Set size of the Vim shell.
+ * If 'mustset' is TRUE, we must set Rows and Columns, do not get the real
+ * window size (this is used for the :win command).
+ * If 'mustset' is FALSE, we may try to get the real window size and if
+ * it fails use 'width' and 'height'.
+ */
+void set_shellsize(int width, int height, int mustset)
+{
+ static int busy = FALSE;
+
+ /*
+ * Avoid recursiveness, can happen when setting the window size causes
+ * another window-changed signal.
+ */
+ if (busy)
+ return;
+
+ if (width < 0 || height < 0) /* just checking... */
+ return;
+
+ if (State == HITRETURN || State == SETWSIZE) {
+ /* postpone the resizing */
+ State = SETWSIZE;
+ return;
+ }
+
+ /* curwin->w_buffer can be NULL when we are closing a window and the
+ * buffer has already been closed and removing a scrollbar causes a resize
+ * event. Don't resize then, it will happen after entering another buffer.
+ */
+ if (curwin->w_buffer == NULL)
+ return;
+
+ ++busy;
+
+
+ if (mustset || (ui_get_shellsize() == FAIL && height != 0)) {
+ Rows = height;
+ Columns = width;
+ check_shellsize();
+ ui_set_shellsize(mustset);
+ } else
+ check_shellsize();
+
+ /* The window layout used to be adjusted here, but it now happens in
+ * screenalloc() (also invoked from screenclear()). That is because the
+ * "busy" check above may skip this, but not screenalloc(). */
+
+ if (State != ASKMORE && State != EXTERNCMD && State != CONFIRM)
+ screenclear();
+ else
+ screen_start(); /* don't know where cursor is now */
+
+ if (starting != NO_SCREEN) {
+ maketitle();
+ changed_line_abv_curs();
+ invalidate_botline();
+
+ /*
+ * We only redraw when it's needed:
+ * - While at the more prompt or executing an external command, don't
+ * redraw, but position the cursor.
+ * - While editing the command line, only redraw that.
+ * - in Ex mode, don't redraw anything.
+ * - Otherwise, redraw right now, and position the cursor.
+ * Always need to call update_screen() or screenalloc(), to make
+ * sure Rows/Columns and the size of ScreenLines[] is correct!
+ */
+ if (State == ASKMORE || State == EXTERNCMD || State == CONFIRM
+ || exmode_active) {
+ screenalloc(FALSE);
+ repeat_message();
+ } else {
+ if (curwin->w_p_scb)
+ do_check_scrollbind(TRUE);
+ if (State & CMDLINE) {
+ update_screen(NOT_VALID);
+ redrawcmdline();
+ } else {
+ update_topline();
+ if (pum_visible()) {
+ redraw_later(NOT_VALID);
+ ins_compl_show_pum(); /* This includes the redraw. */
+ } else
+ update_screen(NOT_VALID);
+ if (redrawing())
+ setcursor();
+ }
+ }
+ cursor_on(); /* redrawing may have switched it off */
+ }
+ out_flush();
+ --busy;
+}
+
+/*
+ * Set the terminal to TMODE_RAW (for Normal mode) or TMODE_COOK (for external
+ * commands and Ex mode).
+ */
+void settmode(int tmode)
+{
+
+ if (full_screen) {
+ /*
+ * When returning after calling a shell we want to really set the
+ * terminal to raw mode, even though we think it already is, because
+ * the shell program may have reset the terminal mode.
+ * When we think the terminal is normal, don't try to set it to
+ * normal again, because that causes problems (logout!) on some
+ * machines.
+ */
+ if (tmode != TMODE_COOK || cur_tmode != TMODE_COOK) {
+ {
+ /* May need to check for T_CRV response and termcodes, it
+ * doesn't work in Cooked mode, an external program may get
+ * them. */
+ if (tmode != TMODE_RAW && (crv_status == CRV_SENT
+ || u7_status == U7_SENT))
+ (void)vpeekc_nomap();
+ check_for_codes_from_term();
+ }
+ if (tmode != TMODE_RAW)
+ mch_setmouse(FALSE); /* switch mouse off */
+ out_flush();
+ mch_settmode(tmode); /* machine specific function */
+ cur_tmode = tmode;
+ if (tmode == TMODE_RAW)
+ setmouse(); /* may switch mouse on */
+ out_flush();
+ }
+ may_req_termresponse();
+ }
+}
+
+void starttermcap(void)
+{
+ if (full_screen && !termcap_active) {
+ out_str(T_TI); /* start termcap mode */
+ out_str(T_KS); /* start "keypad transmit" mode */
+ out_flush();
+ termcap_active = TRUE;
+ screen_start(); /* don't know where cursor is now */
+ {
+ may_req_termresponse();
+ /* Immediately check for a response. If t_Co changes, we don't
+ * want to redraw with wrong colors first. */
+ if (crv_status != CRV_GET)
+ check_for_codes_from_term();
+ }
+ }
+}
+
+void stoptermcap(void)
+{
+ screen_stop_highlight();
+ reset_cterm_colors();
+ if (termcap_active) {
+ {
+ /* May need to discard T_CRV or T_U7 response. */
+ if (crv_status == CRV_SENT || u7_status == U7_SENT) {
+# ifdef UNIX
+ /* Give the terminal a chance to respond. */
+ os_delay(100L, FALSE);
+# endif
+# ifdef TCIFLUSH
+ /* Discard data received but not read. */
+ if (exiting)
+ tcflush(fileno(stdin), TCIFLUSH);
+# endif
+ }
+ /* Check for termcodes first, otherwise an external program may
+ * get them. */
+ check_for_codes_from_term();
+ }
+ out_str(T_KE); /* stop "keypad transmit" mode */
+ out_flush();
+ termcap_active = FALSE;
+ cursor_on(); /* just in case it is still off */
+ out_str(T_TE); /* stop termcap mode */
+ screen_start(); /* don't know where cursor is now */
+ out_flush();
+ }
+}
+
+/*
+ * Request version string (for xterm) when needed.
+ * Only do this after switching to raw mode, otherwise the result will be
+ * echoed.
+ * Only do this after startup has finished, to avoid that the response comes
+ * while executing "-c !cmd" or even after "-c quit".
+ * Only do this after termcap mode has been started, otherwise the codes for
+ * the cursor keys may be wrong.
+ * Only do this when 'esckeys' is on, otherwise the response causes trouble in
+ * Insert mode.
+ * On Unix only do it when both output and input are a tty (avoid writing
+ * request to terminal while reading from a file).
+ * The result is caught in check_termcode().
+ */
+void may_req_termresponse(void)
+{
+ if (crv_status == CRV_GET
+ && cur_tmode == TMODE_RAW
+ && starting == 0
+ && termcap_active
+ && p_ek
+# ifdef UNIX
+ && isatty(1)
+ && isatty(read_cmd_fd)
+# endif
+ && *T_CRV != NUL) {
+ LOG_TR("Sending CRV");
+ out_str(T_CRV);
+ crv_status = CRV_SENT;
+ /* check for the characters now, otherwise they might be eaten by
+ * get_keystroke() */
+ out_flush();
+ (void)vpeekc_nomap();
+ }
+}
+
+/*
+ * Check how the terminal treats ambiguous character width (UAX #11).
+ * First, we move the cursor to (1, 0) and print a test ambiguous character
+ * \u25bd (WHITE DOWN-POINTING TRIANGLE) and query current cursor position.
+ * If the terminal treats \u25bd as single width, the position is (1, 1),
+ * or if it is treated as double width, that will be (1, 2).
+ * This function has the side effect that changes cursor position, so
+ * it must be called immediately after entering termcap mode.
+ */
+void may_req_ambiguous_char_width(void)
+{
+ if (u7_status == U7_GET
+ && cur_tmode == TMODE_RAW
+ && termcap_active
+ && p_ek
+# ifdef UNIX
+ && isatty(1)
+ && isatty(read_cmd_fd)
+# endif
+ && *T_U7 != NUL
+ && !option_was_set((char_u *)"ambiwidth")) {
+ char_u buf[16];
+
+ LOG_TR("Sending U7 request");
+ /* Do this in the second row. In the first row the returned sequence
+ * may be CSI 1;2R, which is the same as <S-F3>. */
+ term_windgoto(1, 0);
+ buf[mb_char2bytes(0x25bd, buf)] = 0;
+ out_str(buf);
+ out_str(T_U7);
+ u7_status = U7_SENT;
+ out_flush();
+ term_windgoto(1, 0);
+ out_str((char_u *)" ");
+ term_windgoto(0, 0);
+ /* check for the characters now, otherwise they might be eaten by
+ * get_keystroke() */
+ out_flush();
+ (void)vpeekc_nomap();
+ }
+}
+
+# ifdef DEBUG_TERMRESPONSE
+static void log_tr(char *msg) {
+ static FILE *fd_tr = NULL;
+ static proftime_T start;
+ proftime_T now;
+
+ if (fd_tr == NULL) {
+ fd_tr = fopen("termresponse.log", "w");
+ profile_start(&start);
+ }
+ now = start;
+ profile_end(&now);
+ fprintf(fd_tr, "%s: %s %s\n",
+ profile_msg(&now),
+ must_redraw == NOT_VALID ? "NV"
+ : must_redraw == CLEAR ? "CL" : " ",
+ msg);
+}
+
+# endif
+
+/*
+ * Return TRUE when saving and restoring the screen.
+ */
+int swapping_screen(void)
+{
+ return full_screen && *T_TI != NUL;
+}
+
+/*
+ * setmouse() - switch mouse on/off depending on current mode and 'mouse'
+ */
+void setmouse(void)
+{
+ int checkfor;
+
+
+ /* be quick when mouse is off */
+ if (*p_mouse == NUL || has_mouse_termcode == 0)
+ return;
+
+ /* don't switch mouse on when not in raw mode (Ex mode) */
+ if (cur_tmode != TMODE_RAW) {
+ mch_setmouse(FALSE);
+ return;
+ }
+
+ if (VIsual_active)
+ checkfor = MOUSE_VISUAL;
+ else if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
+ checkfor = MOUSE_RETURN;
+ else if (State & INSERT)
+ checkfor = MOUSE_INSERT;
+ else if (State & CMDLINE)
+ checkfor = MOUSE_COMMAND;
+ else if (State == CONFIRM || State == EXTERNCMD)
+ checkfor = ' '; /* don't use mouse for ":confirm" or ":!cmd" */
+ else
+ checkfor = MOUSE_NORMAL; /* assume normal mode */
+
+ if (mouse_has(checkfor))
+ mch_setmouse(TRUE);
+ else
+ mch_setmouse(FALSE);
+}
+
+/*
+ * Return TRUE if
+ * - "c" is in 'mouse', or
+ * - 'a' is in 'mouse' and "c" is in MOUSE_A, or
+ * - the current buffer is a help file and 'h' is in 'mouse' and we are in a
+ * normal editing mode (not at hit-return message).
+ */
+int mouse_has(int c)
+{
+ char_u *p;
+
+ for (p = p_mouse; *p; ++p)
+ switch (*p) {
+ case 'a': if (vim_strchr((char_u *)MOUSE_A, c) != NULL)
+ return TRUE;
+ break;
+ case MOUSE_HELP: if (c != MOUSE_RETURN && curbuf->b_help)
+ return TRUE;
+ break;
+ default: if (c == *p) return TRUE; break;
+ }
+ return FALSE;
+}
+
+/*
+ * Return TRUE when 'mousemodel' is set to "popup" or "popup_setpos".
+ */
+int mouse_model_popup(void)
+{
+ return p_mousem[0] == 'p';
+}
+
+/*
+ * By outputting the 'cursor very visible' termcap code, for some windowed
+ * terminals this makes the screen scrolled to the correct position.
+ * Used when starting Vim or returning from a shell.
+ */
+void scroll_start(void)
+{
+ if (*T_VS != NUL) {
+ out_str(T_VS);
+ out_str(T_VE);
+ screen_start(); /* don't know where cursor is now */
+ }
+}
+
+static int cursor_is_off = FALSE;
+
+/*
+ * Enable the cursor.
+ */
+void cursor_on(void)
+{
+ if (cursor_is_off) {
+ out_str(T_VE);
+ cursor_is_off = FALSE;
+ }
+}
+
+/*
+ * Disable the cursor.
+ */
+void cursor_off(void)
+{
+ if (full_screen) {
+ if (!cursor_is_off)
+ out_str(T_VI); /* disable cursor */
+ cursor_is_off = TRUE;
+ }
+}
+
+/*
+ * Set cursor shape to match Insert mode.
+ */
+void term_cursor_shape(void)
+{
+ static int showing_insert_mode = MAYBE;
+
+ if (!full_screen || *T_CSI == NUL || *T_CEI == NUL)
+ return;
+
+ if (State & INSERT) {
+ if (showing_insert_mode != TRUE)
+ out_str(T_CSI); /* Insert mode cursor */
+ showing_insert_mode = TRUE;
+ } else {
+ if (showing_insert_mode != FALSE)
+ out_str(T_CEI); /* non-Insert mode cursor */
+ showing_insert_mode = FALSE;
+ }
+}
+
+/*
+ * Set scrolling region for window 'wp'.
+ * The region starts 'off' lines from the start of the window.
+ * Also set the vertical scroll region for a vertically split window. Always
+ * the full width of the window, excluding the vertical separator.
+ */
+void scroll_region_set(win_T *wp, int off)
+{
+ OUT_STR(tgoto((char *)T_CS, W_WINROW(wp) + wp->w_height - 1,
+ W_WINROW(wp) + off));
+ if (*T_CSV != NUL && wp->w_width != Columns)
+ OUT_STR(tgoto((char *)T_CSV, W_WINCOL(wp) + wp->w_width - 1,
+ W_WINCOL(wp)));
+ screen_start(); /* don't know where cursor is now */
+}
+
+/*
+ * Reset scrolling region to the whole screen.
+ */
+void scroll_region_reset(void)
+{
+ OUT_STR(tgoto((char *)T_CS, (int)Rows - 1, 0));
+ if (*T_CSV != NUL)
+ OUT_STR(tgoto((char *)T_CSV, (int)Columns - 1, 0));
+ screen_start(); /* don't know where cursor is now */
+}
+
+/*
+ * List of terminal codes that are currently recognized.
+ */
+
+static struct termcode {
+ char_u name[2]; /* termcap name of entry */
+ char_u *code; /* terminal code (in allocated memory) */
+ int len; /* STRLEN(code) */
+ int modlen; /* length of part before ";*~". */
+} *termcodes = NULL;
+
+static int tc_max_len = 0; /* number of entries that termcodes[] can hold */
+static int tc_len = 0; /* current number of entries in termcodes[] */
+
+static int termcode_star(char_u *code, int len);
+
+void clear_termcodes(void)
+{
+ while (tc_len > 0)
+ free(termcodes[--tc_len].code);
+ free(termcodes);
+ termcodes = NULL;
+ tc_max_len = 0;
+
+#ifdef HAVE_TGETENT
+ BC = (char *)empty_option;
+ UP = (char *)empty_option;
+ PC = NUL; /* set pad character to NUL */
+ ospeed = 0;
+#endif
+
+ need_gather = TRUE; /* need to fill termleader[] */
+}
+
+#define ATC_FROM_TERM 55
+
+/*
+ * Add a new entry to the list of terminal codes.
+ * The list is kept alphabetical for ":set termcap"
+ * "flags" is TRUE when replacing 7-bit by 8-bit controls is desired.
+ * "flags" can also be ATC_FROM_TERM for got_code_from_term().
+ */
+void add_termcode(char_u *name, char_u *string, int flags)
+{
+ struct termcode *new_tc;
+ int i, j;
+ char_u *s;
+ int len;
+
+ if (string == NULL || *string == NUL) {
+ del_termcode(name);
+ return;
+ }
+
+ s = vim_strsave(string);
+ if (s == NULL)
+ return;
+
+ /* Change leading <Esc>[ to CSI, change <Esc>O to <M-O>. */
+ if (flags != 0 && flags != ATC_FROM_TERM && term_7to8bit(string) != 0) {
+ STRMOVE(s, s + 1);
+ s[0] = term_7to8bit(string);
+ }
+ len = (int)STRLEN(s);
+
+ need_gather = TRUE; /* need to fill termleader[] */
+
+ /*
+ * need to make space for more entries
+ */
+ if (tc_len == tc_max_len) {
+ tc_max_len += 20;
+ new_tc = (struct termcode *)alloc(
+ (unsigned)(tc_max_len * sizeof(struct termcode)));
+ for (i = 0; i < tc_len; ++i)
+ new_tc[i] = termcodes[i];
+ free(termcodes);
+ termcodes = new_tc;
+ }
+
+ /*
+ * Look for existing entry with the same name, it is replaced.
+ * Look for an existing entry that is alphabetical higher, the new entry
+ * is inserted in front of it.
+ */
+ for (i = 0; i < tc_len; ++i) {
+ if (termcodes[i].name[0] < name[0])
+ continue;
+ if (termcodes[i].name[0] == name[0]) {
+ if (termcodes[i].name[1] < name[1])
+ continue;
+ /*
+ * Exact match: May replace old code.
+ */
+ if (termcodes[i].name[1] == name[1]) {
+ if (flags == ATC_FROM_TERM && (j = termcode_star(
+ termcodes[i].code,
+ termcodes[i].len)) > 0) {
+ /* Don't replace ESC[123;*X or ESC O*X with another when
+ * invoked from got_code_from_term(). */
+ if (len == termcodes[i].len - j
+ && STRNCMP(s, termcodes[i].code, len - 1) == 0
+ && s[len - 1]
+ == termcodes[i].code[termcodes[i].len - 1]) {
+ /* They are equal but for the ";*": don't add it. */
+ free(s);
+ return;
+ }
+ } else {
+ /* Replace old code. */
+ free(termcodes[i].code);
+ --tc_len;
+ break;
+ }
+ }
+ }
+ /*
+ * Found alphabetical larger entry, move rest to insert new entry
+ */
+ for (j = tc_len; j > i; --j)
+ termcodes[j] = termcodes[j - 1];
+ break;
+ }
+
+ termcodes[i].name[0] = name[0];
+ termcodes[i].name[1] = name[1];
+ termcodes[i].code = s;
+ termcodes[i].len = len;
+
+ /* For xterm we recognize special codes like "ESC[42;*X" and "ESC O*X" that
+ * accept modifiers. */
+ termcodes[i].modlen = 0;
+ j = termcode_star(s, len);
+ if (j > 0)
+ termcodes[i].modlen = len - 1 - j;
+ ++tc_len;
+}
+
+/*
+ * Check termcode "code[len]" for ending in ;*X, <Esc>O*X or <M-O>*X.
+ * The "X" can be any character.
+ * Return 0 if not found, 2 for ;*X and 1 for O*X and <M-O>*X.
+ */
+static int termcode_star(char_u *code, int len)
+{
+ /* Shortest is <M-O>*X. With ; shortest is <CSI>1;*X */
+ if (len >= 3 && code[len - 2] == '*') {
+ if (len >= 5 && code[len - 3] == ';')
+ return 2;
+ if ((len >= 4 && code[len - 3] == 'O') || code[len - 3] == 'O' + 128)
+ return 1;
+ }
+ return 0;
+}
+
+char_u *find_termcode(char_u *name)
+{
+ int i;
+
+ for (i = 0; i < tc_len; ++i)
+ if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1])
+ return termcodes[i].code;
+ return NULL;
+}
+
+char_u *get_termcode(int i)
+{
+ if (i >= tc_len)
+ return NULL;
+ return &termcodes[i].name[0];
+}
+
+void del_termcode(char_u *name)
+{
+ int i;
+
+ if (termcodes == NULL) /* nothing there yet */
+ return;
+
+ need_gather = TRUE; /* need to fill termleader[] */
+
+ for (i = 0; i < tc_len; ++i)
+ if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1]) {
+ del_termcode_idx(i);
+ return;
+ }
+ /* not found. Give error message? */
+}
+
+static void del_termcode_idx(int idx)
+{
+ int i;
+
+ free(termcodes[idx].code);
+ --tc_len;
+ for (i = idx; i < tc_len; ++i)
+ termcodes[i] = termcodes[i + 1];
+}
+
+/*
+ * Called when detected that the terminal sends 8-bit codes.
+ * Convert all 7-bit codes to their 8-bit equivalent.
+ */
+static void switch_to_8bit(void)
+{
+ int i;
+ int c;
+
+ /* Only need to do something when not already using 8-bit codes. */
+ if (!term_is_8bit(T_NAME)) {
+ for (i = 0; i < tc_len; ++i) {
+ c = term_7to8bit(termcodes[i].code);
+ if (c != 0) {
+ STRMOVE(termcodes[i].code + 1, termcodes[i].code + 2);
+ termcodes[i].code[0] = c;
+ }
+ }
+ need_gather = TRUE; /* need to fill termleader[] */
+ }
+ detected_8bit = TRUE;
+ LOG_TR("Switching to 8 bit");
+}
+
+#ifdef CHECK_DOUBLE_CLICK
+static linenr_T orig_topline = 0;
+static int orig_topfill = 0;
+#endif
+#if (defined(FEAT_WINDOWS) && defined(CHECK_DOUBLE_CLICK)) || defined(PROTO)
+/*
+ * Checking for double clicks ourselves.
+ * "orig_topline" is used to avoid detecting a double-click when the window
+ * contents scrolled (e.g., when 'scrolloff' is non-zero).
+ */
+/*
+ * Set orig_topline. Used when jumping to another window, so that a double
+ * click still works.
+ */
+void set_mouse_topline(win_T *wp)
+{
+ orig_topline = wp->w_topline;
+ orig_topfill = wp->w_topfill;
+}
+#endif
+
+/*
+ * Check if typebuf.tb_buf[] contains a terminal key code.
+ * Check from typebuf.tb_buf[typebuf.tb_off] to typebuf.tb_buf[typebuf.tb_off
+ * + max_offset].
+ * Return 0 for no match, -1 for partial match, > 0 for full match.
+ * Return KEYLEN_REMOVED when a key code was deleted.
+ * With a match, the match is removed, the replacement code is inserted in
+ * typebuf.tb_buf[] and the number of characters in typebuf.tb_buf[] is
+ * returned.
+ * When "buf" is not NULL, buf[bufsize] is used instead of typebuf.tb_buf[].
+ * "buflen" is then the length of the string in buf[] and is updated for
+ * inserts and deletes.
+ */
+int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
+{
+ char_u *tp;
+ char_u *p;
+ int slen = 0; /* init for GCC */
+ int modslen;
+ int len;
+ int retval = 0;
+ int offset;
+ char_u key_name[2];
+ int modifiers;
+ int key;
+ int new_slen;
+ int extra;
+ char_u string[MAX_KEY_CODE_LEN + 1];
+ int i, j;
+ int idx = 0;
+# if !defined(UNIX) || defined(FEAT_MOUSE_XTERM) || defined(FEAT_GUI) \
+ || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE)
+ char_u bytes[6];
+ int num_bytes;
+# endif
+ int mouse_code = 0; /* init for GCC */
+ int is_click, is_drag;
+ int wheel_code = 0;
+ int current_button;
+ static int held_button = MOUSE_RELEASE;
+ static int orig_num_clicks = 1;
+ static int orig_mouse_code = 0x0;
+# ifdef CHECK_DOUBLE_CLICK
+ static int orig_mouse_col = 0;
+ static int orig_mouse_row = 0;
+ static struct timeval orig_mouse_time = {0, 0};
+ /* time of previous mouse click */
+ struct timeval mouse_time; /* time of current mouse click */
+ long timediff; /* elapsed time in msec */
+# endif
+ int cpo_koffset;
+
+ cpo_koffset = (vim_strchr(p_cpo, CPO_KOFFSET) != NULL);
+
+ /*
+ * Speed up the checks for terminal codes by gathering all first bytes
+ * used in termleader[]. Often this is just a single <Esc>.
+ */
+ if (need_gather)
+ gather_termleader();
+
+ /*
+ * Check at several positions in typebuf.tb_buf[], to catch something like
+ * "x<Up>" that can be mapped. Stop at max_offset, because characters
+ * after that cannot be used for mapping, and with @r commands
+ * typebuf.tb_buf[] can become very long.
+ * This is used often, KEEP IT FAST!
+ */
+ for (offset = 0; offset < max_offset; ++offset) {
+ if (buf == NULL) {
+ if (offset >= typebuf.tb_len)
+ break;
+ tp = typebuf.tb_buf + typebuf.tb_off + offset;
+ len = typebuf.tb_len - offset; /* length of the input */
+ } else {
+ if (offset >= *buflen)
+ break;
+ tp = buf + offset;
+ len = *buflen - offset;
+ }
+
+ /*
+ * Don't check characters after K_SPECIAL, those are already
+ * translated terminal chars (avoid translating ~@^Hx).
+ */
+ if (*tp == K_SPECIAL) {
+ offset += 2; /* there are always 2 extra characters */
+ continue;
+ }
+
+ /*
+ * Skip this position if the character does not appear as the first
+ * character in term_strings. This speeds up a lot, since most
+ * termcodes start with the same character (ESC or CSI).
+ */
+ i = *tp;
+ for (p = termleader; *p && *p != i; ++p)
+ ;
+ if (*p == NUL)
+ continue;
+
+ /*
+ * Skip this position if p_ek is not set and tp[0] is an ESC and we
+ * are in Insert mode.
+ */
+ if (*tp == ESC && !p_ek && (State & INSERT))
+ continue;
+
+ key_name[0] = NUL; /* no key name found yet */
+ key_name[1] = NUL; /* no key name found yet */
+ modifiers = 0; /* no modifiers yet */
+
+ {
+ for (idx = 0; idx < tc_len; ++idx) {
+ /*
+ * Ignore the entry if we are not at the start of
+ * typebuf.tb_buf[]
+ * and there are not enough characters to make a match.
+ * But only when the 'K' flag is in 'cpoptions'.
+ */
+ slen = termcodes[idx].len;
+ if (cpo_koffset && offset && len < slen)
+ continue;
+ if (STRNCMP(termcodes[idx].code, tp,
+ (size_t)(slen > len ? len : slen)) == 0) {
+ if (len < slen) /* got a partial sequence */
+ return -1; /* need to get more chars */
+
+ /*
+ * When found a keypad key, check if there is another key
+ * that matches and use that one. This makes <Home> to be
+ * found instead of <kHome> when they produce the same
+ * key code.
+ */
+ if (termcodes[idx].name[0] == 'K'
+ && VIM_ISDIGIT(termcodes[idx].name[1])) {
+ for (j = idx + 1; j < tc_len; ++j)
+ if (termcodes[j].len == slen &&
+ STRNCMP(termcodes[idx].code,
+ termcodes[j].code, slen) == 0) {
+ idx = j;
+ break;
+ }
+ }
+
+ key_name[0] = termcodes[idx].name[0];
+ key_name[1] = termcodes[idx].name[1];
+ break;
+ }
+
+ /*
+ * Check for code with modifier, like xterm uses:
+ * <Esc>[123;*X (modslen == slen - 3)
+ * Also <Esc>O*X and <M-O>*X (modslen == slen - 2).
+ * When there is a modifier the * matches a number.
+ * When there is no modifier the ;* or * is omitted.
+ */
+ if (termcodes[idx].modlen > 0) {
+ modslen = termcodes[idx].modlen;
+ if (cpo_koffset && offset && len < modslen)
+ continue;
+ if (STRNCMP(termcodes[idx].code, tp,
+ (size_t)(modslen > len ? len : modslen)) == 0) {
+ int n;
+
+ if (len <= modslen) /* got a partial sequence */
+ return -1; /* need to get more chars */
+
+ if (tp[modslen] == termcodes[idx].code[slen - 1])
+ slen = modslen + 1; /* no modifiers */
+ else if (tp[modslen] != ';' && modslen == slen - 3)
+ continue; /* no match */
+ else {
+ /* Skip over the digits, the final char must
+ * follow. */
+ for (j = slen - 2; j < len && isdigit(tp[j]); ++j)
+ ;
+ ++j;
+ if (len < j) /* got a partial sequence */
+ return -1; /* need to get more chars */
+ if (tp[j - 1] != termcodes[idx].code[slen - 1])
+ continue; /* no match */
+
+ /* Match! Convert modifier bits. */
+ n = atoi((char *)tp + slen - 2) - 1;
+ if (n & 1)
+ modifiers |= MOD_MASK_SHIFT;
+ if (n & 2)
+ modifiers |= MOD_MASK_ALT;
+ if (n & 4)
+ modifiers |= MOD_MASK_CTRL;
+ if (n & 8)
+ modifiers |= MOD_MASK_META;
+
+ slen = j;
+ }
+ key_name[0] = termcodes[idx].name[0];
+ key_name[1] = termcodes[idx].name[1];
+ break;
+ }
+ }
+ }
+ }
+
+ if (key_name[0] == NUL
+ /* URXVT mouse uses <ESC>[#;#;#M, but we are matching <ESC>[ */
+ || key_name[0] == KS_URXVT_MOUSE
+ || u7_status == U7_SENT
+ ) {
+ /* Check for some responses from terminal start with "<Esc>[" or
+ * CSI.
+ *
+ * - xterm version string: <Esc>[>{x};{vers};{y}c
+ * Also eat other possible responses to t_RV, rxvt returns
+ * "<Esc>[?1;2c". Also accept CSI instead of <Esc>[.
+ * mrxvt has been reported to have "+" in the version. Assume
+ * the escape sequence ends with a letter or one of "{|}~".
+ *
+ * - cursor position report: <Esc>[{row};{col}R
+ * The final byte is 'R'. now it is only used for checking for
+ * ambiguous-width character state.
+ */
+ p = tp[0] == CSI ? tp + 1 : tp + 2;
+ if ((*T_CRV != NUL || *T_U7 != NUL)
+ && ((tp[0] == ESC && tp[1] == '[' && len >= 3)
+ || (tp[0] == CSI && len >= 2))
+ && (VIM_ISDIGIT(*p) || *p == '>' || *p == '?')) {
+ int col;
+ int row_char = 0;
+ j = 0;
+ extra = 0;
+ for (i = 2 + (tp[0] != CSI); i < len
+ && !(tp[i] >= '{' && tp[i] <= '~')
+ && !ASCII_ISALPHA(tp[i]); ++i)
+ if (tp[i] == ';' && ++j == 1) {
+ extra = i + 1;
+ row_char = tp[i - 1];
+ }
+ if (i == len) {
+ LOG_TR("Not enough characters for CRV");
+ return -1;
+ }
+ if (extra > 0) {
+ col = atoi((char *)tp + extra);
+ } else {
+ col = 0;
+ }
+
+ /* Eat it when it has 2 arguments and ends in 'R'. Also when
+ * u7_status is not "sent", it may be from a previous Vim that
+ * just exited. But not for <S-F3>, it sends something
+ * similar, check for row and column to make sense. */
+ if (j == 1 && tp[i] == 'R' && row_char == '2' && col >= 2) {
+ char *aw = NULL;
+
+ LOG_TR("Received U7 status");
+ u7_status = U7_GOT;
+ did_cursorhold = TRUE;
+ if (col == 2) {
+ aw = "single";
+ } else if (col == 3) {
+ aw = "double";
+ }
+
+ if (aw != NULL && STRCMP(aw, p_ambw) != 0) {
+ /* Setting the option causes a screen redraw. Do that
+ * right away if possible, keeping any messages. */
+ set_option_value((char_u *)"ambw", 0L, (char_u *)aw, 0);
+#ifdef DEBUG_TERMRESPONSE
+ {
+ char buf[100];
+ int r = redraw_asap(CLEAR);
+
+ sprintf(buf, "set 'ambiwidth', redraw_asap(): %d",
+ r);
+ log_tr(buf);
+ }
+#else
+ redraw_asap(CLEAR);
+#endif
+ }
+ key_name[0] = (int)KS_EXTRA;
+ key_name[1] = (int)KE_IGNORE;
+ slen = i + 1;
+ } else
+ /* eat it when at least one digit and ending in 'c' */
+ if (*T_CRV != NUL && i > 2 + (tp[0] != CSI) && tp[i] == 'c') {
+ LOG_TR("Received CRV");
+ crv_status = CRV_GOT;
+ did_cursorhold = TRUE;
+
+ /* If this code starts with CSI, you can bet that the
+ * terminal uses 8-bit codes. */
+ if (tp[0] == CSI)
+ switch_to_8bit();
+
+ /* rxvt sends its version number: "20703" is 2.7.3.
+ * Ignore it for when the user has set 'term' to xterm,
+ * even though it's an rxvt. */
+ if (extra > 0)
+ extra = atoi((char *)tp + extra);
+ if (extra > 20000)
+ extra = 0;
+
+ if (tp[1 + (tp[0] != CSI)] == '>' && j == 2) {
+ /* Only set 'ttymouse' automatically if it was not set
+ * by the user already. */
+ if (!option_was_set((char_u *)"ttym")) {
+# ifdef TTYM_SGR
+ if (extra >= 277)
+ set_option_value((char_u *)"ttym", 0L,
+ (char_u *)"sgr", 0);
+ else
+# endif
+ /* if xterm version >= 95 use mouse dragging */
+ if (extra >= 95)
+ set_option_value((char_u *)"ttym", 0L,
+ (char_u *)"xterm2", 0);
+ }
+
+ /* if xterm version >= 141 try to get termcap codes */
+ if (extra >= 141) {
+ LOG_TR("Enable checking for XT codes");
+ check_for_codes = TRUE;
+ need_gather = TRUE;
+ req_codes_from_term();
+ }
+ }
+ set_vim_var_string(VV_TERMRESPONSE, tp, i + 1);
+ apply_autocmds(EVENT_TERMRESPONSE,
+ NULL, NULL, FALSE, curbuf);
+ key_name[0] = (int)KS_EXTRA;
+ key_name[1] = (int)KE_IGNORE;
+ slen = i + 1;
+ }
+ }
+ /* Check for '<Esc>P1+r<hex bytes><Esc>\'. A "0" instead of the
+ * "1" means an invalid request. */
+ else if (check_for_codes
+ && ((tp[0] == ESC && tp[1] == 'P' && len >= 2)
+ || tp[0] == DCS)) {
+ j = 1 + (tp[0] != DCS);
+ for (i = j; i < len; ++i)
+ if ((tp[i] == ESC && tp[i + 1] == '\\' && i + 1 < len)
+ || tp[i] == STERM) {
+ if (i - j >= 3 && tp[j + 1] == '+' && tp[j + 2] == 'r')
+ got_code_from_term(tp + j, i);
+ key_name[0] = (int)KS_EXTRA;
+ key_name[1] = (int)KE_IGNORE;
+ slen = i + 1 + (tp[i] == ESC);
+ break;
+ }
+
+ if (i == len) {
+ LOG_TR("not enough characters for XT");
+ return -1; /* not enough characters */
+ }
+ }
+ }
+
+ if (key_name[0] == NUL)
+ continue; /* No match at this position, try next one */
+
+ /* We only get here when we have a complete termcode match */
+
+ /*
+ * If it is a mouse click, get the coordinates.
+ */
+ if (key_name[0] == KS_MOUSE
+# ifdef FEAT_MOUSE_JSB
+ || key_name[0] == KS_JSBTERM_MOUSE
+# endif
+ || key_name[0] == KS_NETTERM_MOUSE
+ || key_name[0] == KS_DEC_MOUSE
+ || key_name[0] == KS_URXVT_MOUSE
+ || key_name[0] == KS_SGR_MOUSE
+ ) {
+ is_click = is_drag = FALSE;
+
+# if !defined(UNIX) || defined(FEAT_MOUSE_XTERM) || defined(FEAT_GUI) \
+ || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE)
+ if (key_name[0] == (int)KS_MOUSE) {
+ /*
+ * For xterm we get "<t_mouse>scr", where
+ * s == encoded button state:
+ * 0x20 = left button down
+ * 0x21 = middle button down
+ * 0x22 = right button down
+ * 0x23 = any button release
+ * 0x60 = button 4 down (scroll wheel down)
+ * 0x61 = button 5 down (scroll wheel up)
+ * add 0x04 for SHIFT
+ * add 0x08 for ALT
+ * add 0x10 for CTRL
+ * add 0x20 for mouse drag (0x40 is drag with left button)
+ * c == column + ' ' + 1 == column + 33
+ * r == row + ' ' + 1 == row + 33
+ *
+ * The coordinates are passed on through global variables.
+ * Ugly, but this avoids trouble with mouse clicks at an
+ * unexpected moment and allows for mapping them.
+ */
+ for (;; ) {
+ {
+ num_bytes = get_bytes_from_buf(tp + slen, bytes, 3);
+ if (num_bytes == -1) /* not enough coordinates */
+ return -1;
+ mouse_code = bytes[0];
+ mouse_col = bytes[1] - ' ' - 1;
+ mouse_row = bytes[2] - ' ' - 1;
+ }
+ slen += num_bytes;
+
+ /* If the following bytes is also a mouse code and it has
+ * the same code, dump this one and get the next. This
+ * makes dragging a whole lot faster. */
+ j = termcodes[idx].len;
+ if (STRNCMP(tp, tp + slen, (size_t)j) == 0
+ && tp[slen + j] == mouse_code
+ && tp[slen + j + 1] != NUL
+ && tp[slen + j + 2] != NUL
+ )
+ slen += j;
+ else
+ break;
+ }
+ }
+
+ if (key_name[0] == KS_URXVT_MOUSE
+ || key_name[0] == KS_SGR_MOUSE) {
+ for (;; ) {
+ /* URXVT 1015 mouse reporting mode:
+ * Almost identical to xterm mouse mode, except the values
+ * are decimal instead of bytes.
+ *
+ * \033[%d;%d;%dM
+ * ^-- row
+ * ^----- column
+ * ^-------- code
+ *
+ * SGR 1006 mouse reporting mode:
+ * Almost identical to xterm mouse mode, except the values
+ * are decimal instead of bytes.
+ *
+ * \033[<%d;%d;%dM
+ * ^-- row
+ * ^----- column
+ * ^-------- code
+ *
+ * \033[<%d;%d;%dm : mouse release event
+ * ^-- row
+ * ^----- column
+ * ^-------- code
+ */
+ p = tp + slen;
+
+ mouse_code = getdigits(&p);
+ if (*p++ != ';')
+ return -1;
+
+ /* when mouse reporting is SGR, add 32 to mouse code */
+ if (key_name[0] == KS_SGR_MOUSE)
+ mouse_code += 32;
+
+ mouse_col = getdigits(&p) - 1;
+ if (*p++ != ';')
+ return -1;
+
+ mouse_row = getdigits(&p) - 1;
+ if (key_name[0] == KS_SGR_MOUSE && *p == 'm')
+ mouse_code |= MOUSE_RELEASE;
+ else if (*p != 'M')
+ return -1;
+ p++;
+
+ slen += (int)(p - (tp + slen));
+
+ /* skip this one if next one has same code (like xterm
+ * case) */
+ j = termcodes[idx].len;
+ if (STRNCMP(tp, tp + slen, (size_t)j) == 0) {
+ int slen2;
+ int cmd_complete = 0;
+
+ /* check if the command is complete by looking for the
+ * 'M' */
+ for (slen2 = slen; slen2 < len; slen2++) {
+ if (tp[slen2] == 'M'
+ || (key_name[0] == KS_SGR_MOUSE
+ && tp[slen2] == 'm')) {
+ cmd_complete = 1;
+ break;
+ }
+ }
+ p += j;
+ if (cmd_complete && getdigits(&p) == mouse_code) {
+ slen += j; /* skip the \033[ */
+ continue;
+ }
+ }
+ break;
+ }
+ }
+
+ if (key_name[0] == (int)KS_MOUSE
+ || key_name[0] == (int)KS_URXVT_MOUSE
+ || key_name[0] == KS_SGR_MOUSE
+ ) {
+ /*
+ * Handle mouse events.
+ * Recognize the xterm mouse wheel, but not in the GUI, the
+ * Linux console with GPM and the Win32 console
+ * (multi-clicks use >= 0x60).
+ */
+ if (mouse_code >= MOUSEWHEEL_LOW
+ ) {
+ /* Keep the mouse_code before it's changed, so that we
+ * remember that it was a mouse wheel click. */
+ wheel_code = mouse_code;
+ } else if (held_button == MOUSE_RELEASE
+ && (mouse_code == 0x23 || mouse_code == 0x24)) {
+ /* Apparently used by rxvt scroll wheel. */
+ wheel_code = mouse_code - 0x23 + MOUSEWHEEL_LOW;
+ }
+
+# if defined(UNIX) && defined(FEAT_MOUSE_TTY)
+ else if (use_xterm_mouse() > 1) {
+ if (mouse_code & MOUSE_DRAG_XTERM)
+ mouse_code |= MOUSE_DRAG;
+ }
+# endif
+ }
+# endif /* !UNIX || FEAT_MOUSE_XTERM */
+ if (key_name[0] == (int)KS_NETTERM_MOUSE) {
+ int mc, mr;
+
+ /* expect a rather limited sequence like: balancing {
+ * \033}6,45\r
+ * '6' is the row, 45 is the column
+ */
+ p = tp + slen;
+ mr = getdigits(&p);
+ if (*p++ != ',')
+ return -1;
+ mc = getdigits(&p);
+ if (*p++ != '\r')
+ return -1;
+
+ mouse_col = mc - 1;
+ mouse_row = mr - 1;
+ mouse_code = MOUSE_LEFT;
+ slen += (int)(p - (tp + slen));
+ }
+# ifdef FEAT_MOUSE_JSB
+ if (key_name[0] == (int)KS_JSBTERM_MOUSE) {
+ int mult, val, iter, button, status;
+
+ /* JSBTERM Input Model
+ * \033[0~zw uniq escape sequence
+ * (L-x) Left button pressed - not pressed x not reporting
+ * (M-x) Middle button pressed - not pressed x not reporting
+ * (R-x) Right button pressed - not pressed x not reporting
+ * (SDmdu) Single , Double click, m mouse move d button down
+ * u button up
+ * ### X cursor position padded to 3 digits
+ * ### Y cursor position padded to 3 digits
+ * (s-x) SHIFT key pressed - not pressed x not reporting
+ * (c-x) CTRL key pressed - not pressed x not reporting
+ * \033\\ terminating sequence
+ */
+
+ p = tp + slen;
+ button = mouse_code = 0;
+ switch (*p++) {
+ case 'L': button = 1; break;
+ case '-': break;
+ case 'x': break; /* ignore sequence */
+ default: return -1; /* Unknown Result */
+ }
+ switch (*p++) {
+ case 'M': button |= 2; break;
+ case '-': break;
+ case 'x': break; /* ignore sequence */
+ default: return -1; /* Unknown Result */
+ }
+ switch (*p++) {
+ case 'R': button |= 4; break;
+ case '-': break;
+ case 'x': break; /* ignore sequence */
+ default: return -1; /* Unknown Result */
+ }
+ status = *p++;
+ for (val = 0, mult = 100, iter = 0; iter < 3; iter++,
+ mult /= 10, p++)
+ if (*p >= '0' && *p <= '9')
+ val += (*p - '0') * mult;
+ else
+ return -1;
+ mouse_col = val;
+ for (val = 0, mult = 100, iter = 0; iter < 3; iter++,
+ mult /= 10, p++)
+ if (*p >= '0' && *p <= '9')
+ val += (*p - '0') * mult;
+ else
+ return -1;
+ mouse_row = val;
+ switch (*p++) {
+ case 's': button |= 8; break; /* SHIFT key Pressed */
+ case '-': break; /* Not Pressed */
+ case 'x': break; /* Not Reporting */
+ default: return -1; /* Unknown Result */
+ }
+ switch (*p++) {
+ case 'c': button |= 16; break; /* CTRL key Pressed */
+ case '-': break; /* Not Pressed */
+ case 'x': break; /* Not Reporting */
+ default: return -1; /* Unknown Result */
+ }
+ if (*p++ != '\033')
+ return -1;
+ if (*p++ != '\\')
+ return -1;
+ switch (status) {
+ case 'D': /* Double Click */
+ case 'S': /* Single Click */
+ if (button & 1) mouse_code |= MOUSE_LEFT;
+ if (button & 2) mouse_code |= MOUSE_MIDDLE;
+ if (button & 4) mouse_code |= MOUSE_RIGHT;
+ if (button & 8) mouse_code |= MOUSE_SHIFT;
+ if (button & 16) mouse_code |= MOUSE_CTRL;
+ break;
+ case 'm': /* Mouse move */
+ if (button & 1) mouse_code |= MOUSE_LEFT;
+ if (button & 2) mouse_code |= MOUSE_MIDDLE;
+ if (button & 4) mouse_code |= MOUSE_RIGHT;
+ if (button & 8) mouse_code |= MOUSE_SHIFT;
+ if (button & 16) mouse_code |= MOUSE_CTRL;
+ if ((button & 7) != 0) {
+ held_button = mouse_code;
+ mouse_code |= MOUSE_DRAG;
+ }
+ is_drag = TRUE;
+ showmode();
+ break;
+ case 'd': /* Button Down */
+ if (button & 1) mouse_code |= MOUSE_LEFT;
+ if (button & 2) mouse_code |= MOUSE_MIDDLE;
+ if (button & 4) mouse_code |= MOUSE_RIGHT;
+ if (button & 8) mouse_code |= MOUSE_SHIFT;
+ if (button & 16) mouse_code |= MOUSE_CTRL;
+ break;
+ case 'u': /* Button Up */
+ if (button & 1)
+ mouse_code |= MOUSE_LEFT | MOUSE_RELEASE;
+ if (button & 2)
+ mouse_code |= MOUSE_MIDDLE | MOUSE_RELEASE;
+ if (button & 4)
+ mouse_code |= MOUSE_RIGHT | MOUSE_RELEASE;
+ if (button & 8)
+ mouse_code |= MOUSE_SHIFT;
+ if (button & 16)
+ mouse_code |= MOUSE_CTRL;
+ break;
+ default: return -1; /* Unknown Result */
+ }
+
+ slen += (p - (tp + slen));
+ }
+# endif /* FEAT_MOUSE_JSB */
+ if (key_name[0] == (int)KS_DEC_MOUSE) {
+ /* The DEC Locator Input Model
+ * Netterm delivers the code sequence:
+ * \033[2;4;24;80&w (left button down)
+ * \033[3;0;24;80&w (left button up)
+ * \033[6;1;24;80&w (right button down)
+ * \033[7;0;24;80&w (right button up)
+ * CSI Pe ; Pb ; Pr ; Pc ; Pp & w
+ * Pe is the event code
+ * Pb is the button code
+ * Pr is the row coordinate
+ * Pc is the column coordinate
+ * Pp is the third coordinate (page number)
+ * Pe, the event code indicates what event caused this report
+ * The following event codes are defined:
+ * 0 - request, the terminal received an explicit request
+ * for a locator report, but the locator is unavailable
+ * 1 - request, the terminal received an explicit request
+ * for a locator report
+ * 2 - left button down
+ * 3 - left button up
+ * 4 - middle button down
+ * 5 - middle button up
+ * 6 - right button down
+ * 7 - right button up
+ * 8 - fourth button down
+ * 9 - fourth button up
+ * 10 - locator outside filter rectangle
+ * Pb, the button code, ASCII decimal 0-15 indicating which
+ * buttons are down if any. The state of the four buttons
+ * on the locator correspond to the low four bits of the
+ * decimal value,
+ * "1" means button depressed
+ * 0 - no buttons down,
+ * 1 - right,
+ * 2 - middle,
+ * 4 - left,
+ * 8 - fourth
+ * Pr is the row coordinate of the locator position in the page,
+ * encoded as an ASCII decimal value.
+ * If Pr is omitted, the locator position is undefined
+ * (outside the terminal window for example).
+ * Pc is the column coordinate of the locator position in the
+ * page, encoded as an ASCII decimal value.
+ * If Pc is omitted, the locator position is undefined
+ * (outside the terminal window for example).
+ * Pp is the page coordinate of the locator position
+ * encoded as an ASCII decimal value.
+ * The page coordinate may be omitted if the locator is on
+ * page one (the default). We ignore it anyway.
+ */
+ int Pe, Pb, Pr, Pc;
+
+ p = tp + slen;
+
+ /* get event status */
+ Pe = getdigits(&p);
+ if (*p++ != ';')
+ return -1;
+
+ /* get button status */
+ Pb = getdigits(&p);
+ if (*p++ != ';')
+ return -1;
+
+ /* get row status */
+ Pr = getdigits(&p);
+ if (*p++ != ';')
+ return -1;
+
+ /* get column status */
+ Pc = getdigits(&p);
+
+ /* the page parameter is optional */
+ if (*p == ';') {
+ p++;
+ (void)getdigits(&p);
+ }
+ if (*p++ != '&')
+ return -1;
+ if (*p++ != 'w')
+ return -1;
+
+ mouse_code = 0;
+ switch (Pe) {
+ case 0: return -1; /* position request while unavailable */
+ case 1: /* a response to a locator position request includes
+ the status of all buttons */
+ Pb &= 7; /* mask off and ignore fourth button */
+ if (Pb & 4)
+ mouse_code = MOUSE_LEFT;
+ if (Pb & 2)
+ mouse_code = MOUSE_MIDDLE;
+ if (Pb & 1)
+ mouse_code = MOUSE_RIGHT;
+ if (Pb) {
+ held_button = mouse_code;
+ mouse_code |= MOUSE_DRAG;
+ WantQueryMouse = TRUE;
+ }
+ is_drag = TRUE;
+ showmode();
+ break;
+ case 2: mouse_code = MOUSE_LEFT;
+ WantQueryMouse = TRUE;
+ break;
+ case 3: mouse_code = MOUSE_RELEASE | MOUSE_LEFT;
+ break;
+ case 4: mouse_code = MOUSE_MIDDLE;
+ WantQueryMouse = TRUE;
+ break;
+ case 5: mouse_code = MOUSE_RELEASE | MOUSE_MIDDLE;
+ break;
+ case 6: mouse_code = MOUSE_RIGHT;
+ WantQueryMouse = TRUE;
+ break;
+ case 7: mouse_code = MOUSE_RELEASE | MOUSE_RIGHT;
+ break;
+ case 8: return -1; /* fourth button down */
+ case 9: return -1; /* fourth button up */
+ case 10: return -1; /* mouse outside of filter rectangle */
+ default: return -1; /* should never occur */
+ }
+
+ mouse_col = Pc - 1;
+ mouse_row = Pr - 1;
+
+ slen += (int)(p - (tp + slen));
+ }
+
+ /* Interpret the mouse code */
+ current_button = (mouse_code & MOUSE_CLICK_MASK);
+ if (current_button == MOUSE_RELEASE
+ && wheel_code == 0
+ ) {
+ /*
+ * If we get a mouse drag or release event when
+ * there is no mouse button held down (held_button ==
+ * MOUSE_RELEASE), produce a K_IGNORE below.
+ * (can happen when you hold down two buttons
+ * and then let them go, or click in the menu bar, but not
+ * on a menu, and drag into the text).
+ */
+ if ((mouse_code & MOUSE_DRAG) == MOUSE_DRAG)
+ is_drag = TRUE;
+ current_button = held_button;
+ } else if (wheel_code == 0) {
+# ifdef CHECK_DOUBLE_CLICK
+ {
+ /*
+ * Compute the time elapsed since the previous mouse click.
+ */
+ gettimeofday(&mouse_time, NULL);
+ timediff = (mouse_time.tv_usec
+ - orig_mouse_time.tv_usec) / 1000;
+ if (timediff < 0)
+ --orig_mouse_time.tv_sec;
+ timediff += (mouse_time.tv_sec
+ - orig_mouse_time.tv_sec) * 1000;
+ orig_mouse_time = mouse_time;
+ if (mouse_code == orig_mouse_code
+ && timediff < p_mouset
+ && orig_num_clicks != 4
+ && orig_mouse_col == mouse_col
+ && orig_mouse_row == mouse_row
+ && ((orig_topline == curwin->w_topline
+ && orig_topfill == curwin->w_topfill
+ )
+ /* Double click in tab pages line also works
+ * when window contents changes. */
+ || (mouse_row == 0 && firstwin->w_winrow > 0)
+ )
+ )
+ ++orig_num_clicks;
+ else
+ orig_num_clicks = 1;
+ orig_mouse_col = mouse_col;
+ orig_mouse_row = mouse_row;
+ orig_topline = curwin->w_topline;
+ orig_topfill = curwin->w_topfill;
+ }
+# else
+ orig_num_clicks = NUM_MOUSE_CLICKS(mouse_code);
+# endif
+ is_click = TRUE;
+ orig_mouse_code = mouse_code;
+ }
+ if (!is_drag)
+ held_button = mouse_code & MOUSE_CLICK_MASK;
+
+ /*
+ * Translate the actual mouse event into a pseudo mouse event.
+ * First work out what modifiers are to be used.
+ */
+ if (orig_mouse_code & MOUSE_SHIFT)
+ modifiers |= MOD_MASK_SHIFT;
+ if (orig_mouse_code & MOUSE_CTRL)
+ modifiers |= MOD_MASK_CTRL;
+ if (orig_mouse_code & MOUSE_ALT)
+ modifiers |= MOD_MASK_ALT;
+ if (orig_num_clicks == 2)
+ modifiers |= MOD_MASK_2CLICK;
+ else if (orig_num_clicks == 3)
+ modifiers |= MOD_MASK_3CLICK;
+ else if (orig_num_clicks == 4)
+ modifiers |= MOD_MASK_4CLICK;
+
+ /* Work out our pseudo mouse event */
+ key_name[0] = (int)KS_EXTRA;
+ if (wheel_code != 0) {
+ if (wheel_code & MOUSE_CTRL)
+ modifiers |= MOD_MASK_CTRL;
+ if (wheel_code & MOUSE_ALT)
+ modifiers |= MOD_MASK_ALT;
+ key_name[1] = (wheel_code & 1)
+ ? (int)KE_MOUSEUP : (int)KE_MOUSEDOWN;
+ } else
+ key_name[1] = get_pseudo_mouse_code(current_button,
+ is_click, is_drag);
+ }
+
+
+ /*
+ * Change <xHome> to <Home>, <xUp> to <Up>, etc.
+ */
+ key = handle_x_keys(TERMCAP2KEY(key_name[0], key_name[1]));
+
+ /*
+ * Add any modifier codes to our string.
+ */
+ new_slen = 0; /* Length of what will replace the termcode */
+ if (modifiers != 0) {
+ /* Some keys have the modifier included. Need to handle that here
+ * to make mappings work. */
+ key = simplify_key(key, &modifiers);
+ if (modifiers != 0) {
+ string[new_slen++] = K_SPECIAL;
+ string[new_slen++] = (int)KS_MODIFIER;
+ string[new_slen++] = modifiers;
+ }
+ }
+
+ /* Finally, add the special key code to our string */
+ key_name[0] = KEY2TERMCAP0(key);
+ key_name[1] = KEY2TERMCAP1(key);
+ if (key_name[0] == KS_KEY) {
+ /* from ":set <M-b>=xx" */
+ if (has_mbyte)
+ new_slen += (*mb_char2bytes)(key_name[1], string + new_slen);
+ else
+ string[new_slen++] = key_name[1];
+ } else if (new_slen == 0 && key_name[0] == KS_EXTRA
+ && key_name[1] == KE_IGNORE) {
+ /* Do not put K_IGNORE into the buffer, do return KEYLEN_REMOVED
+ * to indicate what happened. */
+ retval = KEYLEN_REMOVED;
+ } else {
+ string[new_slen++] = K_SPECIAL;
+ string[new_slen++] = key_name[0];
+ string[new_slen++] = key_name[1];
+ }
+ string[new_slen] = NUL;
+ extra = new_slen - slen;
+ if (buf == NULL) {
+ if (extra < 0)
+ /* remove matched chars, taking care of noremap */
+ del_typebuf(-extra, offset);
+ else if (extra > 0)
+ /* insert the extra space we need */
+ ins_typebuf(string + slen, REMAP_YES, offset, FALSE, FALSE);
+
+ /*
+ * Careful: del_typebuf() and ins_typebuf() may have reallocated
+ * typebuf.tb_buf[]!
+ */
+ memmove(typebuf.tb_buf + typebuf.tb_off + offset, string,
+ (size_t)new_slen);
+ } else {
+ if (extra < 0)
+ /* remove matched characters */
+ memmove(buf + offset, buf + offset - extra,
+ (size_t)(*buflen + offset + extra));
+ else if (extra > 0) {
+ /* Insert the extra space we need. If there is insufficient
+ * space return -1. */
+ if (*buflen + extra + new_slen >= bufsize)
+ return -1;
+ memmove(buf + offset + extra, buf + offset,
+ (size_t)(*buflen - offset));
+ }
+ memmove(buf + offset, string, (size_t)new_slen);
+ *buflen = *buflen + extra + new_slen;
+ }
+ return retval == 0 ? (len + extra + offset) : retval;
+ }
+
+ LOG_TR("normal character");
+
+ return 0; /* no match found */
+}
+
+/*
+ * Replace any terminal code strings in from[] with the equivalent internal
+ * vim representation. This is used for the "from" and "to" part of a
+ * mapping, and the "to" part of a menu command.
+ * Any strings like "<C-UP>" are also replaced, unless 'cpoptions' contains
+ * '<'.
+ * K_SPECIAL by itself is replaced by K_SPECIAL KS_SPECIAL KE_FILLER.
+ *
+ * The replacement is done in result[] and finally copied into allocated
+ * memory. If this all works well *bufp is set to the allocated memory and a
+ * pointer to it is returned. If something fails *bufp is set to NULL and from
+ * is returned.
+ *
+ * CTRL-V characters are removed. When "from_part" is TRUE, a trailing CTRL-V
+ * is included, otherwise it is removed (for ":map xx ^V", maps xx to
+ * nothing). When 'cpoptions' does not contain 'B', a backslash can be used
+ * instead of a CTRL-V.
+ */
+char_u *
+replace_termcodes (
+ char_u *from,
+ char_u **bufp,
+ int from_part,
+ int do_lt, /* also translate <lt> */
+ int special /* always accept <key> notation */
+)
+{
+ int i;
+ int slen;
+ int key;
+ int dlen = 0;
+ char_u *src;
+ int do_backslash; /* backslash is a special character */
+ int do_special; /* recognize <> key codes */
+ int do_key_code; /* recognize raw key codes */
+ char_u *result; /* buffer for resulting string */
+
+ do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL);
+ do_special = (vim_strchr(p_cpo, CPO_SPECI) == NULL) || special;
+ do_key_code = (vim_strchr(p_cpo, CPO_KEYCODE) == NULL);
+
+ /*
+ * Allocate space for the translation. Worst case a single character is
+ * replaced by 6 bytes (shifted special key), plus a NUL at the end.
+ */
+ result = alloc((unsigned)STRLEN(from) * 6 + 1);
+
+ src = from;
+
+ /*
+ * Check for #n at start only: function key n
+ */
+ if (from_part && src[0] == '#' && VIM_ISDIGIT(src[1])) { /* function key */
+ result[dlen++] = K_SPECIAL;
+ result[dlen++] = 'k';
+ if (src[1] == '0')
+ result[dlen++] = ';'; /* #0 is F10 is "k;" */
+ else
+ result[dlen++] = src[1]; /* #3 is F3 is "k3" */
+ src += 2;
+ }
+
+ /*
+ * Copy each byte from *from to result[dlen]
+ */
+ while (*src != NUL) {
+ /*
+ * If 'cpoptions' does not contain '<', check for special key codes,
+ * like "<C-S-LeftMouse>"
+ */
+ if (do_special && (do_lt || STRNCMP(src, "<lt>", 4) != 0)) {
+ /*
+ * Replace <SID> by K_SNR <script-nr> _.
+ * (room: 5 * 6 = 30 bytes; needed: 3 + <nr> + 1 <= 14)
+ */
+ if (STRNICMP(src, "<SID>", 5) == 0) {
+ if (current_SID <= 0)
+ EMSG(_(e_usingsid));
+ else {
+ src += 5;
+ result[dlen++] = K_SPECIAL;
+ result[dlen++] = (int)KS_EXTRA;
+ result[dlen++] = (int)KE_SNR;
+ sprintf((char *)result + dlen, "%" PRId64, (int64_t)current_SID);
+ dlen += (int)STRLEN(result + dlen);
+ result[dlen++] = '_';
+ continue;
+ }
+ }
+
+ slen = trans_special(&src, result + dlen, TRUE);
+ if (slen) {
+ dlen += slen;
+ continue;
+ }
+ }
+
+ /*
+ * If 'cpoptions' does not contain 'k', see if it's an actual key-code.
+ * Note that this is also checked after replacing the <> form.
+ * Single character codes are NOT replaced (e.g. ^H or DEL), because
+ * it could be a character in the file.
+ */
+ if (do_key_code) {
+ i = find_term_bykeys(src);
+ if (i >= 0) {
+ result[dlen++] = K_SPECIAL;
+ result[dlen++] = termcodes[i].name[0];
+ result[dlen++] = termcodes[i].name[1];
+ src += termcodes[i].len;
+ /* If terminal code matched, continue after it. */
+ continue;
+ }
+ }
+
+ if (do_special) {
+ char_u *p, *s, len;
+
+ /*
+ * Replace <Leader> by the value of "mapleader".
+ * Replace <LocalLeader> by the value of "maplocalleader".
+ * If "mapleader" or "maplocalleader" isn't set use a backslash.
+ */
+ if (STRNICMP(src, "<Leader>", 8) == 0) {
+ len = 8;
+ p = get_var_value((char_u *)"g:mapleader");
+ } else if (STRNICMP(src, "<LocalLeader>", 13) == 0) {
+ len = 13;
+ p = get_var_value((char_u *)"g:maplocalleader");
+ } else {
+ len = 0;
+ p = NULL;
+ }
+ if (len != 0) {
+ /* Allow up to 8 * 6 characters for "mapleader". */
+ if (p == NULL || *p == NUL || STRLEN(p) > 8 * 6)
+ s = (char_u *)"\\";
+ else
+ s = p;
+ while (*s != NUL)
+ result[dlen++] = *s++;
+ src += len;
+ continue;
+ }
+ }
+
+ /*
+ * Remove CTRL-V and ignore the next character.
+ * For "from" side the CTRL-V at the end is included, for the "to"
+ * part it is removed.
+ * If 'cpoptions' does not contain 'B', also accept a backslash.
+ */
+ key = *src;
+ if (key == Ctrl_V || (do_backslash && key == '\\')) {
+ ++src; /* skip CTRL-V or backslash */
+ if (*src == NUL) {
+ if (from_part)
+ result[dlen++] = key;
+ break;
+ }
+ }
+
+ /* skip multibyte char correctly */
+ for (i = (*mb_ptr2len)(src); i > 0; --i) {
+ /*
+ * If the character is K_SPECIAL, replace it with K_SPECIAL
+ * KS_SPECIAL KE_FILLER.
+ * If compiled with the GUI replace CSI with K_CSI.
+ */
+ if (*src == K_SPECIAL) {
+ result[dlen++] = K_SPECIAL;
+ result[dlen++] = KS_SPECIAL;
+ result[dlen++] = KE_FILLER;
+ } else
+ result[dlen++] = *src;
+ ++src;
+ }
+ }
+ result[dlen] = NUL;
+
+ /*
+ * Copy the new string to allocated memory.
+ * If this fails, just return from.
+ */
+ if ((*bufp = vim_strsave(result)) != NULL)
+ from = *bufp;
+ free(result);
+ return from;
+}
+
+/*
+ * Find a termcode with keys 'src' (must be NUL terminated).
+ * Return the index in termcodes[], or -1 if not found.
+ */
+int find_term_bykeys(char_u *src)
+{
+ int i;
+ int slen = (int)STRLEN(src);
+
+ for (i = 0; i < tc_len; ++i) {
+ if (slen == termcodes[i].len
+ && STRNCMP(termcodes[i].code, src, (size_t)slen) == 0)
+ return i;
+ }
+ return -1;
+}
+
+/*
+ * Gather the first characters in the terminal key codes into a string.
+ * Used to speed up check_termcode().
+ */
+static void gather_termleader(void)
+{
+ int i;
+ int len = 0;
+
+ if (check_for_codes)
+ termleader[len++] = DCS; /* the termcode response starts with DCS
+ in 8-bit mode */
+ termleader[len] = NUL;
+
+ for (i = 0; i < tc_len; ++i)
+ if (vim_strchr(termleader, termcodes[i].code[0]) == NULL) {
+ termleader[len++] = termcodes[i].code[0];
+ termleader[len] = NUL;
+ }
+
+ need_gather = FALSE;
+}
+
+/*
+ * Show all termcodes (for ":set termcap")
+ * This code looks a lot like showoptions(), but is different.
+ */
+void show_termcodes(void)
+{
+ int col;
+ int *items;
+ int item_count;
+ int run;
+ int row, rows;
+ int cols;
+ int i;
+ int len;
+
+#define INC3 27 /* try to make three columns */
+#define INC2 40 /* try to make two columns */
+#define GAP 2 /* spaces between columns */
+
+ if (tc_len == 0) /* no terminal codes (must be GUI) */
+ return;
+ items = (int *)alloc((unsigned)(sizeof(int) * tc_len));
+
+ /* Highlight title */
+ MSG_PUTS_TITLE(_("\n--- Terminal keys ---"));
+
+ /*
+ * do the loop two times:
+ * 1. display the short items (non-strings and short strings)
+ * 2. display the medium items (medium length strings)
+ * 3. display the long items (remaining strings)
+ */
+ for (run = 1; run <= 3 && !got_int; ++run) {
+ /*
+ * collect the items in items[]
+ */
+ item_count = 0;
+ for (i = 0; i < tc_len; i++) {
+ len = show_one_termcode(termcodes[i].name,
+ termcodes[i].code, FALSE);
+ if (len <= INC3 - GAP ? run == 1
+ : len <= INC2 - GAP ? run == 2
+ : run == 3)
+ items[item_count++] = i;
+ }
+
+ /*
+ * display the items
+ */
+ if (run <= 2) {
+ cols = (Columns + GAP) / (run == 1 ? INC3 : INC2);
+ if (cols == 0)
+ cols = 1;
+ rows = (item_count + cols - 1) / cols;
+ } else /* run == 3 */
+ rows = item_count;
+ for (row = 0; row < rows && !got_int; ++row) {
+ msg_putchar('\n'); /* go to next line */
+ if (got_int) /* 'q' typed in more */
+ break;
+ col = 0;
+ for (i = row; i < item_count; i += rows) {
+ msg_col = col; /* make columns */
+ show_one_termcode(termcodes[items[i]].name,
+ termcodes[items[i]].code, TRUE);
+ if (run == 2)
+ col += INC2;
+ else
+ col += INC3;
+ }
+ out_flush();
+ ui_breakcheck();
+ }
+ }
+ free(items);
+}
+
+/*
+ * Show one termcode entry.
+ * Output goes into IObuff[]
+ */
+int show_one_termcode(char_u *name, char_u *code, int printit)
+{
+ char_u *p;
+ int len;
+
+ if (name[0] > '~') {
+ IObuff[0] = ' ';
+ IObuff[1] = ' ';
+ IObuff[2] = ' ';
+ IObuff[3] = ' ';
+ } else {
+ IObuff[0] = 't';
+ IObuff[1] = '_';
+ IObuff[2] = name[0];
+ IObuff[3] = name[1];
+ }
+ IObuff[4] = ' ';
+
+ p = get_special_key_name(TERMCAP2KEY(name[0], name[1]), 0);
+ if (p[1] != 't')
+ STRCPY(IObuff + 5, p);
+ else
+ IObuff[5] = NUL;
+ len = (int)STRLEN(IObuff);
+ do
+ IObuff[len++] = ' ';
+ while (len < 17);
+ IObuff[len] = NUL;
+ if (code == NULL)
+ len += 4;
+ else
+ len += vim_strsize(code);
+
+ if (printit) {
+ msg_puts(IObuff);
+ if (code == NULL)
+ msg_puts((char_u *)"NULL");
+ else
+ msg_outtrans(code);
+ }
+ return len;
+}
+
+/*
+ * For Xterm >= 140 compiled with OPT_TCAP_QUERY: Obtain the actually used
+ * termcap codes from the terminal itself.
+ * We get them one by one to avoid a very long response string.
+ */
+static int xt_index_in = 0;
+static int xt_index_out = 0;
+
+static void req_codes_from_term(void)
+{
+ xt_index_out = 0;
+ xt_index_in = 0;
+ req_more_codes_from_term();
+}
+
+static void req_more_codes_from_term(void)
+{
+ char buf[11];
+ int old_idx = xt_index_out;
+
+ /* Don't do anything when going to exit. */
+ if (exiting)
+ return;
+
+ /* Send up to 10 more requests out than we received. Avoid sending too
+ * many, there can be a buffer overflow somewhere. */
+ while (xt_index_out < xt_index_in + 10 && key_names[xt_index_out] != NULL) {
+# ifdef DEBUG_TERMRESPONSE
+ char dbuf[100];
+
+ sprintf(dbuf, "Requesting XT %d: %s",
+ xt_index_out, key_names[xt_index_out]);
+ log_tr(dbuf);
+# endif
+ sprintf(buf, "\033P+q%02x%02x\033\\",
+ key_names[xt_index_out][0], key_names[xt_index_out][1]);
+ out_str_nf((char_u *)buf);
+ ++xt_index_out;
+ }
+
+ /* Send the codes out right away. */
+ if (xt_index_out != old_idx)
+ out_flush();
+}
+
+/*
+ * Decode key code response from xterm: '<Esc>P1+r<name>=<string><Esc>\'.
+ * A "0" instead of the "1" indicates a code that isn't supported.
+ * Both <name> and <string> are encoded in hex.
+ * "code" points to the "0" or "1".
+ */
+static void got_code_from_term(char_u *code, int len)
+{
+#define XT_LEN 100
+ char_u name[3];
+ char_u str[XT_LEN];
+ int i;
+ int j = 0;
+ int c;
+
+ /* A '1' means the code is supported, a '0' means it isn't.
+ * When half the length is > XT_LEN we can't use it.
+ * Our names are currently all 2 characters. */
+ if (code[0] == '1' && code[7] == '=' && len / 2 < XT_LEN) {
+ /* Get the name from the response and find it in the table. */
+ name[0] = hexhex2nr(code + 3);
+ name[1] = hexhex2nr(code + 5);
+ name[2] = NUL;
+ for (i = 0; key_names[i] != NULL; ++i) {
+ if (STRCMP(key_names[i], name) == 0) {
+ xt_index_in = i;
+ break;
+ }
+ }
+# ifdef DEBUG_TERMRESPONSE
+ {
+ char buf[100];
+
+ sprintf(buf, "Received XT %d: %s", xt_index_in, (char *)name);
+ log_tr(buf);
+ }
+# endif
+ if (key_names[i] != NULL) {
+ for (i = 8; (c = hexhex2nr(code + i)) >= 0; i += 2)
+ str[j++] = c;
+ str[j] = NUL;
+ if (name[0] == 'C' && name[1] == 'o') {
+ /* Color count is not a key code. */
+ i = atoi((char *)str);
+ if (i != t_colors) {
+ /* Nr of colors changed, initialize highlighting and
+ * redraw everything. This causes a redraw, which usually
+ * clears the message. Try keeping the message if it
+ * might work. */
+ set_keep_msg_from_hist();
+ set_color_count(i);
+ init_highlight(TRUE, FALSE);
+#ifdef DEBUG_TERMRESPONSE
+ {
+ char buf[100];
+ int r = redraw_asap(CLEAR);
+
+ sprintf(buf, "Received t_Co, redraw_asap(): %d", r);
+ log_tr(buf);
+ }
+#else
+ redraw_asap(CLEAR);
+#endif
+ }
+ } else {
+ /* First delete any existing entry with the same code. */
+ i = find_term_bykeys(str);
+ if (i >= 0)
+ del_termcode_idx(i);
+ add_termcode(name, str, ATC_FROM_TERM);
+ }
+ }
+ }
+
+ /* May request more codes now that we received one. */
+ ++xt_index_in;
+ req_more_codes_from_term();
+}
+
+/*
+ * Check if there are any unanswered requests and deal with them.
+ * This is called before starting an external program or getting direct
+ * keyboard input. We don't want responses to be send to that program or
+ * handled as typed text.
+ */
+static void check_for_codes_from_term(void)
+{
+ int c;
+
+ /* If no codes requested or all are answered, no need to wait. */
+ if (xt_index_out == 0 || xt_index_out == xt_index_in)
+ return;
+
+ /* Vgetc() will check for and handle any response.
+ * Keep calling vpeekc() until we don't get any responses. */
+ ++no_mapping;
+ ++allow_keys;
+ for (;; ) {
+ c = vpeekc();
+ if (c == NUL) /* nothing available */
+ break;
+
+ /* If a response is recognized it's replaced with K_IGNORE, must read
+ * it from the input stream. If there is no K_IGNORE we can't do
+ * anything, break here (there might be some responses further on, but
+ * we don't want to throw away any typed chars). */
+ if (c != K_SPECIAL && c != K_IGNORE)
+ break;
+ c = vgetc();
+ if (c != K_IGNORE) {
+ vungetc(c);
+ break;
+ }
+ }
+ --no_mapping;
+ --allow_keys;
+}
+
+/*
+ * Translate an internal mapping/abbreviation representation into the
+ * corresponding external one recognized by :map/:abbrev commands;
+ * respects the current B/k/< settings of 'cpoption'.
+ *
+ * This function is called when expanding mappings/abbreviations on the
+ * command-line, and for building the "Ambiguous mapping..." error message.
+ *
+ * It uses a growarray to build the translation string since the
+ * latter can be wider than the original description. The caller has to
+ * free the string afterwards.
+ *
+ * Returns NULL when there is a problem.
+ */
+char_u *
+translate_mapping (
+ char_u *str,
+ int expmap /* TRUE when expanding mappings on command-line */
+)
+{
+ garray_T ga;
+ int c;
+ int modifiers;
+ int cpo_bslash;
+ int cpo_special;
+ int cpo_keycode;
+
+ ga_init(&ga, 1, 40);
+
+ cpo_bslash = (vim_strchr(p_cpo, CPO_BSLASH) != NULL);
+ cpo_special = (vim_strchr(p_cpo, CPO_SPECI) != NULL);
+ cpo_keycode = (vim_strchr(p_cpo, CPO_KEYCODE) == NULL);
+
+ for (; *str; ++str) {
+ c = *str;
+ if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) {
+ modifiers = 0;
+ if (str[1] == KS_MODIFIER) {
+ str++;
+ modifiers = *++str;
+ c = *++str;
+ }
+ if (cpo_special && cpo_keycode && c == K_SPECIAL && !modifiers) {
+ int i;
+
+ /* try to find special key in termcodes */
+ for (i = 0; i < tc_len; ++i)
+ if (termcodes[i].name[0] == str[1]
+ && termcodes[i].name[1] == str[2])
+ break;
+ if (i < tc_len) {
+ ga_concat(&ga, termcodes[i].code);
+ str += 2;
+ continue; /* for (str) */
+ }
+ }
+ if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) {
+ if (expmap && cpo_special) {
+ ga_clear(&ga);
+ return NULL;
+ }
+ c = TO_SPECIAL(str[1], str[2]);
+ if (c == K_ZERO) /* display <Nul> as ^@ */
+ c = NUL;
+ str += 2;
+ }
+ if (IS_SPECIAL(c) || modifiers) { /* special key */
+ if (expmap && cpo_special) {
+ ga_clear(&ga);
+ return NULL;
+ }
+ ga_concat(&ga, get_special_key_name(c, modifiers));
+ continue; /* for (str) */
+ }
+ }
+ if (c == ' ' || c == '\t' || c == Ctrl_J || c == Ctrl_V
+ || (c == '<' && !cpo_special) || (c == '\\' && !cpo_bslash))
+ ga_append(&ga, cpo_bslash ? Ctrl_V : '\\');
+ if (c)
+ ga_append(&ga, c);
+ }
+ ga_append(&ga, NUL);
+ return (char_u *)(ga.ga_data);
+}
+
generated by cgit (git 2.34.1) at 2025-06-03 20:16:25 +0000