refactor(misc1): move out high-level input functions to a new file: input.c

Possibly dialog code is messages.c could be moved here as well.
misc1.c is now empty, so delete it.

1 files changed, 0 insertions, 327 deletions

diff --git a/src/nvim/misc1.c b/src/nvim/misc1.c
deleted file mode 100644
index 6fcc1f0f82..0000000000
--- a/src/nvim/misc1.c
+++ /dev/null
@@ -1,327 +0,0 @@
-// This is an open source non-commercial project. Dear PVS-Studio, please check
-// it. PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
-
-/*
- * misc1.c: functions that didn't seem to fit elsewhere
- */
-
-#include <assert.h>
-#include <inttypes.h>
-#include <limits.h>
-#include <stdbool.h>
-#include <string.h>
-
-#include "nvim/ascii.h"
-#include "nvim/buffer.h"
-#include "nvim/buffer_updates.h"
-#include "nvim/charset.h"
-#include "nvim/cursor.h"
-#include "nvim/diff.h"
-#include "nvim/edit.h"
-#include "nvim/eval.h"
-#include "nvim/event/stream.h"
-#include "nvim/ex_cmds.h"
-#include "nvim/ex_docmd.h"
-#include "nvim/ex_getln.h"
-#include "nvim/fileio.h"
-#include "nvim/fold.h"
-#include "nvim/func_attr.h"
-#include "nvim/garray.h"
-#include "nvim/getchar.h"
-#include "nvim/indent.h"
-#include "nvim/indent_c.h"
-#include "nvim/main.h"
-#include "nvim/mbyte.h"
-#include "nvim/memline.h"
-#include "nvim/memory.h"
-#include "nvim/message.h"
-#include "nvim/misc1.h"
-#include "nvim/mouse.h"
-#include "nvim/move.h"
-#include "nvim/option.h"
-#include "nvim/os/input.h"
-#include "nvim/os/os.h"
-#include "nvim/os/shell.h"
-#include "nvim/os/signal.h"
-#include "nvim/os/time.h"
-#include "nvim/os_unix.h"
-#include "nvim/quickfix.h"
-#include "nvim/regexp.h"
-#include "nvim/screen.h"
-#include "nvim/search.h"
-#include "nvim/state.h"
-#include "nvim/strings.h"
-#include "nvim/tag.h"
-#include "nvim/ui.h"
-#include "nvim/undo.h"
-#include "nvim/vim.h"
-#include "nvim/window.h"
-
-#ifdef INCLUDE_GENERATED_DECLARATIONS
-# include "misc1.c.generated.h"
-#endif
-
-/// Ask for a reply from the user, 'y' or 'n'
-///
-/// No other characters are accepted, the message is repeated until a valid
-/// reply is entered or <C-c> is hit.
-///
-/// @param[in]  str  Prompt: question to ask user. Is always followed by
-///                  " (y/n)?".
-/// @param[in]  direct  Determines what function to use to get user input. If
-///                     true then ui_inchar() will be used, otherwise vgetc().
-///                     I.e. when direct is true then characters are obtained
-///                     directly from the user without buffers involved.
-///
-/// @return 'y' or 'n'. Last is also what will be returned in case of interrupt.
-int ask_yesno(const char *const str, const bool direct)
-{
-  const int save_State = State;
-
-  no_wait_return++;
-  State = CONFIRM;  // Mouse behaves like with :confirm.
-  setmouse();  // Disable mouse in xterm.
-  no_mapping++;
-
-  int r = ' ';
-  while (r != 'y' && r != 'n') {
-    // Same highlighting as for wait_return.
-    smsg_attr(HL_ATTR(HLF_R), "%s (y/n)?", str);
-    if (direct) {
-      r = get_keystroke(NULL);
-    } else {
-      r = plain_vgetc();
-    }
-    if (r == Ctrl_C || r == ESC) {
-      r = 'n';
-    }
-    msg_putchar(r);  // Show what you typed.
-    ui_flush();
-  }
-  no_wait_return--;
-  State = save_State;
-  setmouse();
-  no_mapping--;
-
-  return r;
-}
-
-/*
- * Return TRUE if "c" is a mouse key.
- */
-int is_mouse_key(int c)
-{
-  return c == K_LEFTMOUSE
-         || c == K_LEFTMOUSE_NM
-         || c == K_LEFTDRAG
-         || c == K_LEFTRELEASE
-         || c == K_LEFTRELEASE_NM
-         || c == K_MOUSEMOVE
-         || c == K_MIDDLEMOUSE
-         || c == K_MIDDLEDRAG
-         || c == K_MIDDLERELEASE
-         || c == K_RIGHTMOUSE
-         || c == K_RIGHTDRAG
-         || c == K_RIGHTRELEASE
-         || c == K_MOUSEDOWN
-         || c == K_MOUSEUP
-         || c == K_MOUSELEFT
-         || c == K_MOUSERIGHT
-         || c == K_X1MOUSE
-         || c == K_X1DRAG
-         || c == K_X1RELEASE
-         || c == K_X2MOUSE
-         || c == K_X2DRAG
-         || c == K_X2RELEASE;
-}
-
-/*
- * Get a key stroke directly from the user.
- * Ignores mouse clicks and scrollbar events, except a click for the left
- * button (used at the more prompt).
- * Doesn't use vgetc(), because it syncs undo and eats mapped characters.
- * Disadvantage: typeahead is ignored.
- * Translates the interrupt character for unix to ESC.
- */
-int get_keystroke(MultiQueue *events)
-{
-  char_u *buf = NULL;
-  int buflen = 150;
-  int maxlen;
-  int len = 0;
-  int n;
-  int save_mapped_ctrl_c = mapped_ctrl_c;
-  int waited = 0;
-
-  mapped_ctrl_c = 0;        // mappings are not used here
-  for (;;) {
-    // flush output before waiting
-    ui_flush();
-    // Leave some room for check_termcode() to insert a key code into (max
-    // 5 chars plus NUL).  And fix_input_buffer() can triple the number of
-    // bytes.
-    maxlen = (buflen - 6 - len) / 3;
-    if (buf == NULL) {
-      buf = xmalloc((size_t)buflen);
-    } else if (maxlen < 10) {
-      // Need some more space. This might happen when receiving a long
-      // escape sequence.
-      buflen += 100;
-      buf = xrealloc(buf, (size_t)buflen);
-      maxlen = (buflen - 6 - len) / 3;
-    }
-
-    // First time: blocking wait.  Second time: wait up to 100ms for a
-    // terminal code to complete.
-    n = os_inchar(buf + len, maxlen, len == 0 ? -1L : 100L, 0, events);
-    if (n > 0) {
-      // Replace zero and CSI by a special key code.
-      n = fix_input_buffer(buf + len, n);
-      len += n;
-      waited = 0;
-    } else if (len > 0) {
-      ++waited;             // keep track of the waiting time
-    }
-    if (n > 0) {  // found a termcode: adjust length
-      len = n;
-    }
-    if (len == 0) {  // nothing typed yet
-      continue;
-    }
-
-    // Handle modifier and/or special key code.
-    n = buf[0];
-    if (n == K_SPECIAL) {
-      n = TO_SPECIAL(buf[1], buf[2]);
-      if (buf[1] == KS_MODIFIER
-          || n == K_IGNORE
-          || (is_mouse_key(n) && n != K_LEFTMOUSE)) {
-        if (buf[1] == KS_MODIFIER) {
-          mod_mask = buf[2];
-        }
-        len -= 3;
-        if (len > 0) {
-          memmove(buf, buf + 3, (size_t)len);
-        }
-        continue;
-      }
-      break;
-    }
-    if (MB_BYTE2LEN(n) > len) {
-      // more bytes to get.
-      continue;
-    }
-    buf[len >= buflen ? buflen - 1 : len] = NUL;
-    n = utf_ptr2char(buf);
-    break;
-  }
-  xfree(buf);
-
-  mapped_ctrl_c = save_mapped_ctrl_c;
-  return n;
-}
-
-/// Get a number from the user.
-/// When "mouse_used" is not NULL allow using the mouse.
-///
-/// @param colon  allow colon to abort
-int get_number(int colon, int *mouse_used)
-{
-  int n = 0;
-  int c;
-  int typed = 0;
-
-  if (mouse_used != NULL) {
-    *mouse_used = FALSE;
-  }
-
-  // When not printing messages, the user won't know what to type, return a
-  // zero (as if CR was hit).
-  if (msg_silent != 0) {
-    return 0;
-  }
-
-  no_mapping++;
-  for (;;) {
-    ui_cursor_goto(msg_row, msg_col);
-    c = safe_vgetc();
-    if (ascii_isdigit(c)) {
-      n = n * 10 + c - '0';
-      msg_putchar(c);
-      ++typed;
-    } else if (c == K_DEL || c == K_KDEL || c == K_BS || c == Ctrl_H) {
-      if (typed > 0) {
-        msg_puts("\b \b");
-        --typed;
-      }
-      n /= 10;
-    } else if (mouse_used != NULL && c == K_LEFTMOUSE) {
-      *mouse_used = TRUE;
-      n = mouse_row + 1;
-      break;
-    } else if (n == 0 && c == ':' && colon) {
-      stuffcharReadbuff(':');
-      if (!exmode_active) {
-        cmdline_row = msg_row;
-      }
-      skip_redraw = true;           // skip redraw once
-      do_redraw = false;
-      break;
-    } else if (c == Ctrl_C || c == ESC || c == 'q') {
-      n = 0;
-      break;
-    } else if (c == CAR || c == NL) {
-      break;
-    }
-  }
-  no_mapping--;
-  return n;
-}
-
-/*
- * Ask the user to enter a number.
- * When "mouse_used" is not NULL allow using the mouse and in that case return
- * the line number.
- */
-int prompt_for_number(int *mouse_used)
-{
-  int i;
-  int save_cmdline_row;
-  int save_State;
-
-  // When using ":silent" assume that <CR> was entered.
-  if (mouse_used != NULL) {
-    msg_puts(_("Type number and <Enter> or click with the mouse "
-               "(q or empty cancels): "));
-  } else {
-    msg_puts(_("Type number and <Enter> (q or empty cancels): "));
-  }
-
-  /* Set the state such that text can be selected/copied/pasted and we still
-   * get mouse events. */
-  save_cmdline_row = cmdline_row;
-  cmdline_row = 0;
-  save_State = State;
-  State = ASKMORE;  // prevents a screen update when using a timer
-  // May show different mouse shape.
-  setmouse();
-
-  i = get_number(TRUE, mouse_used);
-  if (KeyTyped) {
-    // don't call wait_return() now
-    if (msg_row > 0) {
-      cmdline_row = msg_row - 1;
-    }
-    need_wait_return = false;
-    msg_didany = false;
-    msg_didout = false;
-  } else {
-    cmdline_row = save_cmdline_row;
-  }
-  State = save_State;
-  // May need to restore mouse shape.
-  setmouse();
-
-  return i;
-}
-