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-rw-r--r--src/term.c128
1 files changed, 64 insertions, 64 deletions
diff --git a/src/term.c b/src/term.c
index 0483af8401..ea0d8d79ae 100644
--- a/src/term.c
+++ b/src/term.c
@@ -1232,7 +1232,7 @@ static void set_color_count(int nr)
if (t_colors > 1)
sprintf((char *)nr_colors, "%d", t_colors);
else
- *nr_colors = NUL;
+ *nr_colors = '\0';
set_string_option_direct((char_u *)"t_Co", -1, nr_colors, OPT_FREE, 0);
}
@@ -1520,9 +1520,9 @@ int set_termname(char_u *term)
{
bs_p = find_termcode((char_u *)"kb");
del_p = find_termcode((char_u *)"kD");
- if (bs_p == NULL || *bs_p == NUL)
+ if (bs_p == NULL || *bs_p == '\0')
add_termcode((char_u *)"kb", (bs_p = (char_u *)CTRL_H_STR), FALSE);
- if ((del_p == NULL || *del_p == NUL) &&
+ if ((del_p == NULL || *del_p == '\0') &&
(bs_p == NULL || *bs_p != DEL))
add_termcode((char_u *)"kD", (char_u *)DEL_STR, FALSE);
}
@@ -1771,7 +1771,7 @@ getlinecol (
{
char_u tbuf[TBUFSZ];
- if (T_NAME != NULL && *T_NAME != NUL &&
+ if (T_NAME != NULL && *T_NAME != '\0' &&
tgetent_error(tbuf, T_NAME) == NULL) {
if (*cp == 0)
*cp = tgetnum("co");
@@ -1812,7 +1812,7 @@ int add_termcap_entry(char_u *name, int force)
return OK;
term = T_NAME;
- if (term == NULL || *term == NUL) /* 'term' not defined yet */
+ if (term == NULL || *term == '\0') /* 'term' not defined yet */
return FAIL;
if (term_is_builtin(term)) { /* name starts with "builtin_" */
@@ -1861,7 +1861,7 @@ int add_termcap_entry(char_u *name, int force)
error_msg = tgetent_error(tbuf, term);
if (error_msg == NULL) {
string = TGETSTR((char *)name, &tp);
- if (string != NULL && *string != NUL) {
+ if (string != NULL && *string != '\0') {
add_termcode(name, string, FALSE);
return OK;
}
@@ -1992,13 +1992,13 @@ void termcapinit(char_u *name)
{
char_u *term;
- if (name != NULL && *name == NUL)
+ if (name != NULL && *name == '\0')
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)
+ if (term == NULL || *term == '\0')
term = DEFAULT_TERM;
set_string_option_direct((char_u *)"term", -1, term, OPT_FREE, 0);
@@ -2200,7 +2200,7 @@ static void term_color(char_u *s, int n)
/* 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
+ && s[i] != '\0'
&& (STRCMP(s + i + 1, "%p1%dm") == 0
|| STRCMP(s + i + 1, "%dm") == 0)
&& (s[i] == '3' || s[i] == '4')) {
@@ -2246,13 +2246,13 @@ void ttest(int pairs)
/*
* MUST have "cm": cursor motion.
*/
- if (*T_CM == NUL)
+ if (*T_CM == '\0')
EMSG(_("E437: terminal capability \"cm\" required"));
/*
* if "cs" defined, use a scroll region, it's faster.
*/
- if (*T_CS != NUL)
+ if (*T_CS != '\0')
scroll_region = TRUE;
else
scroll_region = FALSE;
@@ -2262,62 +2262,62 @@ void ttest(int pairs)
* optional pairs
*/
/* TP goes to normal mode for TI (invert) and TB (bold) */
- if (*T_ME == NUL)
+ if (*T_ME == '\0')
T_ME = T_MR = T_MD = T_MB = empty_option;
- if (*T_SO == NUL || *T_SE == NUL)
+ if (*T_SO == '\0' || *T_SE == '\0')
T_SO = T_SE = empty_option;
- if (*T_US == NUL || *T_UE == NUL)
+ if (*T_US == '\0' || *T_UE == '\0')
T_US = T_UE = empty_option;
- if (*T_CZH == NUL || *T_CZR == NUL)
+ if (*T_CZH == '\0' || *T_CZR == '\0')
T_CZH = T_CZR = empty_option;
/* T_VE is needed even though T_VI is not defined */
- if (*T_VE == NUL)
+ if (*T_VE == '\0')
T_VI = empty_option;
/* if 'mr' or 'me' is not defined use 'so' and 'se' */
- if (*T_ME == NUL) {
+ if (*T_ME == '\0') {
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) {
+ if (*T_SO == '\0') {
T_SE = T_ME;
- if (*T_MR == NUL)
+ if (*T_MR == '\0')
T_SO = T_MD;
else
T_SO = T_MR;
}
/* if 'ZH' or 'ZR' is not defined use 'mr' and 'me' */
- if (*T_CZH == NUL) {
+ if (*T_CZH == '\0') {
T_CZR = T_ME;
- if (*T_MR == NUL)
+ if (*T_MR == '\0')
T_CZH = T_MD;
else
T_CZH = T_MR;
}
/* "Sb" and "Sf" come in pairs */
- if (*T_CSB == NUL || *T_CSF == NUL) {
+ if (*T_CSB == '\0' || *T_CSF == '\0') {
T_CSB = empty_option;
T_CSF = empty_option;
}
/* "AB" and "AF" come in pairs */
- if (*T_CAB == NUL || *T_CAF == NUL) {
+ if (*T_CAB == '\0' || *T_CAF == '\0') {
T_CAB = empty_option;
T_CAF = empty_option;
}
/* if 'Sb' and 'AB' are not defined, reset "Co" */
- if (*T_CSB == NUL && *T_CAB == NUL)
+ if (*T_CSB == '\0' && *T_CAB == '\0')
free_one_termoption(T_CCO);
/* Set 'weirdinvert' according to value of 't_xs' */
- p_wiv = (*T_XS != NUL);
+ p_wiv = (*T_XS != '\0');
}
need_gather = TRUE;
@@ -2387,13 +2387,13 @@ static int get_bytes_from_buf(char_u *buf, char_u *bytes, int num_bytes)
char_u c;
for (i = 0; i < num_bytes; i++) {
- if ((c = buf[len++]) == NUL)
+ if ((c = buf[len++]) == '\0')
return -1;
if (c == K_SPECIAL) {
- if (buf[len] == NUL || buf[len + 1] == NUL) /* cannot happen? */
+ if (buf[len] == '\0' || buf[len + 1] == '\0') /* cannot happen? */
return -1;
if (buf[len++] == (int)KS_ZERO)
- c = NUL;
+ c = '\0';
/* 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)
@@ -2691,7 +2691,7 @@ void may_req_termresponse(void)
&& isatty(1)
&& isatty(read_cmd_fd)
# endif
- && *T_CRV != NUL) {
+ && *T_CRV != '\0') {
LOG_TR("Sending CRV");
out_str(T_CRV);
crv_status = CRV_SENT;
@@ -2721,7 +2721,7 @@ void may_req_ambiguous_char_width(void)
&& isatty(1)
&& isatty(read_cmd_fd)
# endif
- && *T_U7 != NUL
+ && *T_U7 != '\0'
&& !option_was_set((char_u *)"ambiwidth")) {
char_u buf[16];
@@ -2770,7 +2770,7 @@ static void log_tr(char *msg) {
*/
int swapping_screen(void)
{
- return full_screen && *T_TI != NUL;
+ return full_screen && *T_TI != '\0';
}
/*
@@ -2782,7 +2782,7 @@ void setmouse(void)
/* be quick when mouse is off */
- if (*p_mouse == NUL || has_mouse_termcode == 0)
+ if (*p_mouse == '\0' || has_mouse_termcode == 0)
return;
/* don't switch mouse on when not in raw mode (Ex mode) */
@@ -2849,7 +2849,7 @@ int mouse_model_popup(void)
*/
void scroll_start(void)
{
- if (*T_VS != NUL) {
+ if (*T_VS != '\0') {
out_str(T_VS);
out_str(T_VE);
screen_start(); /* don't know where cursor is now */
@@ -2888,7 +2888,7 @@ void term_cursor_shape(void)
{
static int showing_insert_mode = MAYBE;
- if (!full_screen || *T_CSI == NUL || *T_CEI == NUL)
+ if (!full_screen || *T_CSI == '\0' || *T_CEI == '\0')
return;
if (State & INSERT) {
@@ -2912,7 +2912,7 @@ 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)
+ if (*T_CSV != '\0' && 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 */
@@ -2924,7 +2924,7 @@ void scroll_region_set(win_T *wp, int off)
void scroll_region_reset(void)
{
OUT_STR(tgoto((char *)T_CS, (int)Rows - 1, 0));
- if (*T_CSV != NUL)
+ if (*T_CSV != '\0')
OUT_STR(tgoto((char *)T_CSV, (int)Columns - 1, 0));
screen_start(); /* don't know where cursor is now */
}
@@ -2956,7 +2956,7 @@ void clear_termcodes(void)
#ifdef HAVE_TGETENT
BC = (char *)empty_option;
UP = (char *)empty_option;
- PC = NUL; /* set pad character to NUL */
+ PC = '\0'; /* set pad character to NUL */
ospeed = 0;
#endif
@@ -2978,7 +2978,7 @@ void add_termcode(char_u *name, char_u *string, int flags)
char_u *s;
int len;
- if (string == NULL || *string == NUL) {
+ if (string == NULL || *string == '\0') {
del_termcode(name);
return;
}
@@ -3271,7 +3271,7 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
i = *tp;
for (p = termleader; *p && *p != i; ++p)
;
- if (*p == NUL)
+ if (*p == '\0')
continue;
/*
@@ -3281,8 +3281,8 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
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 */
+ key_name[0] = '\0'; /* no key name found yet */
+ key_name[1] = '\0'; /* no key name found yet */
modifiers = 0; /* no modifiers yet */
{
@@ -3377,7 +3377,7 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
}
}
- if (key_name[0] == NUL
+ if (key_name[0] == '\0'
/* URXVT mouse uses <ESC>[#;#;#M, but we are matching <ESC>[ */
|| key_name[0] == KS_URXVT_MOUSE
|| u7_status == U7_SENT
@@ -3396,7 +3396,7 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
* ambiguous-width character state.
*/
p = tp[0] == CSI ? tp + 1 : tp + 2;
- if ((*T_CRV != NUL || *T_U7 != NUL)
+ if ((*T_CRV != '\0' || *T_U7 != '\0')
&& ((tp[0] == ESC && tp[1] == '[' && len >= 3)
|| (tp[0] == CSI && len >= 2))
&& (VIM_ISDIGIT(*p) || *p == '>' || *p == '?')) {
@@ -3459,7 +3459,7 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
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') {
+ if (*T_CRV != '\0' && i > 2 + (tp[0] != CSI) && tp[i] == 'c') {
LOG_TR("Received CRV");
crv_status = CRV_GOT;
did_cursorhold = TRUE;
@@ -3533,7 +3533,7 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
}
}
- if (key_name[0] == NUL)
+ if (key_name[0] == '\0')
continue; /* No match at this position, try next one */
/* We only get here when we have a complete termcode match */
@@ -3592,8 +3592,8 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
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
+ && tp[slen + j + 1] != '\0'
+ && tp[slen + j + 2] != '\0'
)
slen += j;
else
@@ -4103,7 +4103,7 @@ int check_termcode(int max_offset, char_u *buf, int bufsize, int *buflen)
string[new_slen++] = key_name[0];
string[new_slen++] = key_name[1];
}
- string[new_slen] = NUL;
+ string[new_slen] = '\0';
extra = new_slen - slen;
if (buf == NULL) {
if (extra < 0)
@@ -4208,7 +4208,7 @@ replace_termcodes (
/*
* Copy each byte from *from to result[dlen]
*/
- while (*src != NUL) {
+ while (*src != '\0') {
/*
* If 'cpoptions' does not contain '<', check for special key codes,
* like "<C-S-LeftMouse>"
@@ -4278,11 +4278,11 @@ replace_termcodes (
}
if (len != 0) {
/* Allow up to 8 * 6 characters for "mapleader". */
- if (p == NULL || *p == NUL || STRLEN(p) > 8 * 6)
+ if (p == NULL || *p == '\0' || STRLEN(p) > 8 * 6)
s = (char_u *)"\\";
else
s = p;
- while (*s != NUL)
+ while (*s != '\0')
result[dlen++] = *s++;
src += len;
continue;
@@ -4298,7 +4298,7 @@ replace_termcodes (
key = *src;
if (key == Ctrl_V || (do_backslash && key == '\\')) {
++src; /* skip CTRL-V or backslash */
- if (*src == NUL) {
+ if (*src == '\0') {
if (from_part)
result[dlen++] = key;
break;
@@ -4321,7 +4321,7 @@ replace_termcodes (
++src;
}
}
- result[dlen] = NUL;
+ result[dlen] = '\0';
/*
* Copy the new string to allocated memory.
@@ -4362,12 +4362,12 @@ static void gather_termleader(void)
if (check_for_codes)
termleader[len++] = DCS; /* the termcode response starts with DCS
in 8-bit mode */
- termleader[len] = NUL;
+ termleader[len] = '\0';
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;
+ termleader[len] = '\0';
}
need_gather = FALSE;
@@ -4476,12 +4476,12 @@ int show_one_termcode(char_u *name, char_u *code, int printit)
if (p[1] != 't')
STRCPY(IObuff + 5, p);
else
- IObuff[5] = NUL;
+ IObuff[5] = '\0';
len = (int)STRLEN(IObuff);
do
IObuff[len++] = ' ';
while (len < 17);
- IObuff[len] = NUL;
+ IObuff[len] = '\0';
if (code == NULL)
len += 4;
else
@@ -4564,7 +4564,7 @@ static void got_code_from_term(char_u *code, int 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;
+ name[2] = '\0';
for (i = 0; key_names[i] != NULL; ++i) {
if (STRCMP(key_names[i], name) == 0) {
xt_index_in = i;
@@ -4582,7 +4582,7 @@ static void got_code_from_term(char_u *code, int len)
if (key_names[i] != NULL) {
for (i = 8; (c = hexhex2nr(code + i)) >= 0; i += 2)
str[j++] = c;
- str[j] = NUL;
+ str[j] = '\0';
if (name[0] == 'C' && name[1] == 'o') {
/* Color count is not a key code. */
i = atoi((char *)str);
@@ -4641,7 +4641,7 @@ static void check_for_codes_from_term(void)
++allow_keys;
for (;; ) {
c = vpeekc();
- if (c == NUL) /* nothing available */
+ if (c == '\0') /* nothing available */
break;
/* If a response is recognized it's replaced with K_IGNORE, must read
@@ -4695,7 +4695,7 @@ translate_mapping (
for (; *str; ++str) {
c = *str;
- if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) {
+ if (c == K_SPECIAL && str[1] != '\0' && str[2] != '\0') {
modifiers = 0;
if (str[1] == KS_MODIFIER) {
str++;
@@ -4716,14 +4716,14 @@ translate_mapping (
continue; /* for (str) */
}
}
- if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) {
+ if (c == K_SPECIAL && str[1] != '\0' && str[2] != '\0') {
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;
+ c = '\0';
str += 2;
}
if (IS_SPECIAL(c) || modifiers) { /* special key */
@@ -4741,7 +4741,7 @@ translate_mapping (
if (c)
ga_append(&ga, c);
}
- ga_append(&ga, NUL);
+ ga_append(&ga, '\0');
return (char_u *)(ga.ga_data);
}
generated by cgit (git 2.34.1) at 2025-08-02 00:59:37 +0000