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Remove NUL macro

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This commit is contained in:
Marco Hinz
2014-04-29 21:56:49 +02:00
committed by Thiago de Arruda
parent 046debb935
commit 2e4613aecc
66 changed files with 2543 additions and 2544 deletions
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208
src/ex_cmds.c
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@@ -92,15 +92,15 @@ void do_ascii(exarg_T *eap)
c = utfc_ptr2char(ml_get_cursor(), cc);
else
c = gchar_cursor();
if (c == NUL) {
MSG("NUL");
if (c == '\0') {
MSG("'\0'");
return;
}
IObuff[0] = NUL;
IObuff[0] = '\0';
if (!has_mbyte || (enc_dbcs != 0 && c < 0x100) || c < 0x80) {
if (c == NL) /* NUL is stored as NL */
c = NUL;
if (c == NL) /* '\0' is stored as NL */
c = '\0';
if (c == CAR && get_fileformat(curbuf) == EOL_MAC)
cval = NL; /* NL is stored as CR */
else
@@ -111,12 +111,12 @@ void do_ascii(exarg_T *eap)
transchar_nonprint(buf3, c);
vim_snprintf(buf1, sizeof(buf1), " <%s>", (char *)buf3);
} else
buf1[0] = NUL;
buf1[0] = '\0';
if (c >= 0x80)
vim_snprintf(buf2, sizeof(buf2), " <M-%s>",
(char *)transchar(c & 0x7f));
else
buf2[0] = NUL;
buf2[0] = '\0';
vim_snprintf((char *)IObuff, IOSIZE,
_("<%s>%s%s %d, Hex %02x, Octal %03o"),
transchar(c), buf1, buf2, cval, cval, cval);
@@ -264,7 +264,7 @@ static int linelen(int *has_tab)
last > first && vim_iswhite(last[-1]); --last)
;
save = *last;
*last = NUL;
*last = '\0';
len = linetabsize(line); /* get line length */
if (has_tab != NULL) /* check for embedded TAB */
*has_tab = (vim_strrchr(first, TAB) != NULL);
@@ -373,7 +373,7 @@ void ex_sort(exarg_T *eap)
sort_abort = sort_ic = sort_rx = sort_nr = sort_oct = sort_hex = 0;
for (p = eap->arg; *p != NUL; ++p) {
for (p = eap->arg; *p != '\0'; ++p) {
if (vim_iswhite(*p))
;
else if (*p == 'i')
@@ -399,7 +399,7 @@ void ex_sort(exarg_T *eap)
EMSG(_(e_invalpat));
goto sortend;
}
*s = NUL;
*s = '\0';
/* Use last search pattern if sort pattern is empty. */
if (s == p + 1) {
if (last_search_pat() == NULL) {
@@ -458,7 +458,7 @@ void ex_sort(exarg_T *eap)
* of the match, by temporarily terminating the string there */
s2 = s + end_col;
c = *s2;
*s2 = NUL;
*s2 = '\0';
/* Sorting on number: Store the number itself. */
p = s + start_col;
if (sort_hex)
@@ -467,7 +467,7 @@ void ex_sort(exarg_T *eap)
s = skiptodigit(p);
if (s > p && s[-1] == '-')
--s; /* include preceding negative sign */
if (*s == NUL)
if (*s == '\0')
/* empty line should sort before any number */
nrs[lnum - eap->line1].start_col_nr = -MAXLNUM;
else
@@ -647,7 +647,7 @@ void ex_retab(exarg_T *eap)
got_tab = FALSE;
num_spaces = 0;
}
if (ptr[col] == NUL)
if (ptr[col] == '\0')
break;
vcol += chartabsize(ptr + col, (colnr_T)vcol);
if (has_mbyte)
@@ -896,7 +896,7 @@ void do_bang(int addr_count, exarg_T *eap, int forceit, int do_in, int do_out)
vim_free(newcmd);
return;
}
*t = NUL;
*t = '\0';
if (newcmd != NULL)
STRCAT(t, newcmd);
if (ins_prevcmd)
@@ -917,7 +917,7 @@ void do_bang(int addr_count, exarg_T *eap, int forceit, int do_in, int do_out)
STRMOVE(p - 1, p);
else {
trailarg = p;
*trailarg++ = NUL;
*trailarg++ = '\0';
ins_prevcmd = TRUE;
break;
}
@@ -943,7 +943,7 @@ void do_bang(int addr_count, exarg_T *eap, int forceit, int do_in, int do_out)
/*
* Add quotes around the command, for shells that need them.
*/
if (*p_shq != NUL) {
if (*p_shq != '\0') {
newcmd = alloc((unsigned)(STRLEN(prevcmd) + 2 * STRLEN(p_shq) + 1));
if (newcmd == NULL)
return;
@@ -1006,7 +1006,7 @@ do_filter (
buf_T *old_curbuf = curbuf;
int shell_flags = 0;
if (*cmd == NUL) /* no filter command */
if (*cmd == '\0') /* no filter command */
return;
@@ -1376,14 +1376,14 @@ make_filter_cmd (
* Don't do this when 'shellquote' is not empty, otherwise the
* redirection would be inside the quotes.
*/
if (*p_shq == NUL) {
if (*p_shq == '\0') {
p = vim_strchr(buf, '|');
if (p != NULL)
*p = NUL;
*p = '\0';
}
STRCAT(buf, " < ");
STRCAT(buf, itmp);
if (*p_shq == NUL) {
if (*p_shq == '\0') {
p = vim_strchr(cmd, '|');
if (p != NULL) {
STRCAT(buf, " "); /* insert a space before the '|' for DOS */
@@ -1448,7 +1448,7 @@ int viminfo_error(char *errnum, char *message, char_u *line)
errnum, message);
STRNCAT(IObuff, line, IOSIZE - STRLEN(IObuff) - 1);
if (IObuff[STRLEN(IObuff) - 1] == '\n')
IObuff[STRLEN(IObuff) - 1] = NUL;
IObuff[STRLEN(IObuff) - 1] = '\0';
emsg(IObuff);
if (++viminfo_errcnt >= 10) {
EMSG(_("E136: viminfo: Too many errors, skipping rest of file"));
@@ -1737,10 +1737,10 @@ end:
*/
static char_u *viminfo_filename(char_u *file)
{
if (file == NULL || *file == NUL) {
if (file == NULL || *file == '\0') {
if (use_viminfo != NULL)
file = use_viminfo;
else if ((file = find_viminfo_parameter('n')) == NULL || *file == NUL) {
else if ((file = find_viminfo_parameter('n')) == NULL || *file == '\0') {
#ifdef VIMINFO_FILE2
/* don't use $HOME when not defined (turned into "c:/"!). */
if (os_getenv((char_u *)"HOME") == NULL) {
@@ -1831,7 +1831,7 @@ static int read_viminfo_up_to_marks(vir_T *virp, int forceit, int writing)
case '^': /* to be defined */
case '<': /* long line - ignored */
/* A comment or empty line. */
case NUL:
case '\0':
case '\r':
case '\n':
case '#':
@@ -1905,7 +1905,7 @@ static int viminfo_encoding(vir_T *virp)
++p;
for (i = 0; vim_isprintc(p[i]); ++i)
;
p[i] = NUL;
p[i] = '\0';
convert_setup(&virp->vir_conv, p, p_enc);
}
@@ -1962,8 +1962,8 @@ viminfo_readstring (
/* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */
d = retval;
while (*s != NUL && *s != '\n') {
if (s[0] == Ctrl_V && s[1] != NUL) {
while (*s != '\0' && *s != '\n') {
if (s[0] == Ctrl_V && s[1] != '\0') {
if (s[1] == 'n')
*d++ = '\n';
else
@@ -1972,9 +1972,9 @@ viminfo_readstring (
} else
*d++ = *s++;
}
*d = NUL;
*d = '\0';
if (convert && virp->vir_conv.vc_type != CONV_NONE && *retval != NUL) {
if (convert && virp->vir_conv.vc_type != CONV_NONE && *retval != '\0') {
d = string_convert(&virp->vir_conv, retval, NULL);
if (d != NULL) {
vim_free(retval);
@@ -2001,7 +2001,7 @@ void viminfo_writestring(FILE *fd, char_u *p)
char_u *s;
int len = 0;
for (s = p; *s != NUL; ++s) {
for (s = p; *s != '\0'; ++s) {
if (*s == Ctrl_V || *s == '\n')
++len;
++len;
@@ -2014,7 +2014,7 @@ void viminfo_writestring(FILE *fd, char_u *p)
if (len > LSIZE / 2)
fprintf(fd, IF_EB("\026%d\n<", CTRL_V_STR "%d\n<"), len + 3);
while ((c = *p++) != NUL) {
while ((c = *p++) != '\0') {
if (c == Ctrl_V || c == '\n') {
putc(Ctrl_V, fd);
if (c == '\n')
@@ -2102,7 +2102,7 @@ int rename_buffer(char_u *new_fname)
return FAIL;
}
curbuf->b_flags |= BF_NOTEDITED;
if (xfname != NULL && *xfname != NUL) {
if (xfname != NULL && *xfname != '\0') {
buf = buflist_new(fname, xfname, curwin->w_cursor.lnum, 0);
if (buf != NULL && !cmdmod.keepalt)
curwin->w_alt_fnum = buf->b_fnum;
@@ -2123,14 +2123,14 @@ void ex_file(exarg_T *eap)
/* ":0file" removes the file name. Check for illegal uses ":3file",
* "0file name", etc. */
if (eap->addr_count > 0
&& (*eap->arg != NUL
&& (*eap->arg != '\0'
|| eap->line2 > 0
|| eap->addr_count > 1)) {
EMSG(_(e_invarg));
return;
}
if (*eap->arg != NUL || eap->addr_count == 1) {
if (*eap->arg != '\0' || eap->addr_count == 1) {
if (rename_buffer(eap->arg) == FAIL)
return;
}
@@ -2179,7 +2179,7 @@ int do_write(exarg_T *eap)
return FAIL;
ffname = eap->arg;
if (*ffname == NUL) {
if (*ffname == '\0') {
if (eap->cmdidx == CMD_saveas) {
EMSG(_(e_argreq));
goto theend;
@@ -2286,7 +2286,7 @@ int do_write(exarg_T *eap)
}
/* If 'filetype' was empty try detecting it now. */
if (*curbuf->b_p_ft == NUL) {
if (*curbuf->b_p_ft == '\0') {
if (au_has_group((char_u *)"filetypedetect"))
(void)do_doautocmd((char_u *)"filetypedetect BufRead",
TRUE);
@@ -2377,7 +2377,7 @@ check_overwrite (
* will probably fail anyway.
* Use 'shortname' of the current buffer, since there is no buffer
* for the written file. */
if (*p_dir == NUL) {
if (*p_dir == '\0') {
dir = alloc(5);
if (dir == NULL)
return FAIL;
@@ -2680,16 +2680,16 @@ do_ecmd (
fname_case(sfname, 0); /* set correct case for sfname */
#endif
if ((flags & ECMD_ADDBUF) && (ffname == NULL || *ffname == NUL))
if ((flags & ECMD_ADDBUF) && (ffname == NULL || *ffname == '\0'))
goto theend;
if (ffname == NULL)
other_file = TRUE;
/* there is no file name */
else if (*ffname == NUL && curbuf->b_ffname == NULL)
else if (*ffname == '\0' && curbuf->b_ffname == NULL)
other_file = FALSE;
else {
if (*ffname == NUL) { /* re-edit with same file name */
if (*ffname == '\0') { /* re-edit with same file name */
ffname = curbuf->b_ffname;
sfname = curbuf->b_fname;
}
@@ -2724,7 +2724,7 @@ do_ecmd (
reset_VIsual();
if ((command != NULL || newlnum > (linenr_T)0)
&& *get_vim_var_str(VV_SWAPCOMMAND) == NUL) {
&& *get_vim_var_str(VV_SWAPCOMMAND) == '\0') {
int len;
char_u *p;
@@ -3121,7 +3121,7 @@ do_ecmd (
/* If the window options were changed may need to set the spell language.
* Can only do this after the buffer has been properly setup. */
if (did_get_winopts && curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL)
if (did_get_winopts && curwin->w_p_spell && *curwin->w_s->b_p_spl != '\0')
(void)did_set_spelllang(curwin);
if (command == NULL) {
@@ -3261,19 +3261,19 @@ void ex_append(exarg_T *eap)
if (eap->getline == NULL) {
/* No getline() function, use the lines that follow. This ends
* when there is no more. */
if (eap->nextcmd == NULL || *eap->nextcmd == NUL)
if (eap->nextcmd == NULL || *eap->nextcmd == '\0')
break;
p = vim_strchr(eap->nextcmd, NL);
if (p == NULL)
p = eap->nextcmd + STRLEN(eap->nextcmd);
theline = vim_strnsave(eap->nextcmd, (int)(p - eap->nextcmd));
if (*p != NUL)
if (*p != '\0')
++p;
eap->nextcmd = p;
} else
theline = eap->getline(
eap->cstack->cs_looplevel > 0 ? -1 :
NUL, eap->cookie, indent);
'\0', eap->cookie, indent);
lines_left = Rows - 1;
if (theline == NULL)
break;
@@ -3292,7 +3292,7 @@ void ex_append(exarg_T *eap)
else
break;
}
if ((p[0] == '.' && p[1] == NUL)
if ((p[0] == '.' && p[1] == '\0')
|| (!did_undo && u_save(lnum, lnum + 1 + (empty ? 1 : 0))
== FAIL)) {
vim_free(theline);
@@ -3300,8 +3300,8 @@ void ex_append(exarg_T *eap)
}
/* don't use autoindent if nothing was typed. */
if (p[0] == NUL)
theline[0] = NUL;
if (p[0] == '\0')
theline[0] = '\0';
did_undo = TRUE;
ml_append(lnum, theline, (colnr_T)0, FALSE);
@@ -3581,7 +3581,7 @@ void do_sub(exarg_T *eap)
which_pat = RE_SUBST; /* use last substitute regexp */
/* new pattern and substitution */
if (eap->cmd[0] == 's' && *cmd != NUL && !vim_iswhite(*cmd)
if (eap->cmd[0] == 's' && *cmd != '\0' && !vim_iswhite(*cmd)
&& vim_strchr((char_u *)"0123456789cegriIp|\"", *cmd) == NULL) {
/* don't accept alphanumeric for separator */
if (isalpha(*cmd)) {
@@ -3611,7 +3611,7 @@ void do_sub(exarg_T *eap)
pat = cmd; /* remember start of search pat */
cmd = skip_regexp(cmd, delimiter, p_magic, &eap->arg);
if (cmd[0] == delimiter) /* end delimiter found */
*cmd++ = NUL; /* replace it with a NUL */
*cmd++ = '\0'; /* replace it with a NUL */
}
/*
@@ -3622,7 +3622,7 @@ void do_sub(exarg_T *eap)
while (cmd[0]) {
if (cmd[0] == delimiter) { /* end delimiter found */
*cmd++ = NUL; /* replace it with a NUL */
*cmd++ = '\0'; /* replace it with a NUL */
break;
}
if (cmd[0] == '\\' && cmd[1] != 0) /* skip escaped characters */
@@ -3663,8 +3663,8 @@ void do_sub(exarg_T *eap)
// efficient, avoid allocating a string that grows in size.
if (pat != NULL
&& strcmp((const char *)pat, "\\n") == 0
&& *sub == NUL
&& (*cmd == NUL || (cmd[1] == NUL
&& *sub == '\0'
&& (*cmd == '\0' || (cmd[1] == '\0'
&& (*cmd == 'g'
|| *cmd == 'l'
|| *cmd == 'p'
@@ -3915,7 +3915,7 @@ void do_sub(exarg_T *eap)
if (matchcol == prev_matchcol
&& regmatch.endpos[0].lnum == 0
&& matchcol == regmatch.endpos[0].col) {
if (sub_firstline[matchcol] == NUL)
if (sub_firstline[matchcol] == '\0')
/* We already were at the end of the line. Don't look
* for a match in this line again. */
skip_match = TRUE;
@@ -4182,7 +4182,7 @@ void do_sub(exarg_T *eap)
*/
new_start_len = needed_len + 50;
new_start = (char_u *)xmalloc((size_t)new_start_len);
*new_start = NUL;
*new_start = '\0';
new_end = new_start;
} else {
/*
@@ -4251,11 +4251,11 @@ void do_sub(exarg_T *eap)
* That is Vi compatible.
*/
for (p1 = new_end; *p1; ++p1) {
if (p1[0] == '\\' && p1[1] != NUL) /* remove backslash */
if (p1[0] == '\\' && p1[1] != '\0') /* remove backslash */
STRMOVE(p1, p1 + 1);
else if (*p1 == CAR) {
if (u_inssub(lnum) == OK) { /* prepare for undo */
*p1 = NUL; /* truncate up to the CR */
*p1 = '\0'; /* truncate up to the CR */
ml_append(lnum - 1, new_start,
(colnr_T)(p1 - new_start + 1), FALSE);
mark_adjust(lnum + 1, (linenr_T)MAXLNUM, 1L, 0L);
@@ -4297,7 +4297,7 @@ skip:
|| got_quit
|| lnum > line2
|| !(do_all || do_again)
|| (sub_firstline[matchcol] == NUL && nmatch <= 1
|| (sub_firstline[matchcol] == '\0' && nmatch <= 1
&& !re_multiline(regmatch.regprog)));
nmatch = -1;
@@ -4474,7 +4474,7 @@ do_sub_msg (
if (got_int)
STRCPY(msg_buf, _("(Interrupted) "));
else
*msg_buf = NUL;
*msg_buf = '\0';
if (sub_nsubs == 1)
vim_snprintf_add((char *)msg_buf, sizeof(msg_buf),
"%s", count_only ? _("1 match") : _("1 substitution"));
@@ -4559,7 +4559,7 @@ void ex_global(exarg_T *eap)
which_pat = RE_SEARCH; /* use previous search pattern */
++cmd;
pat = (char_u *)"";
} else if (*cmd == NUL) {
} else if (*cmd == '\0') {
EMSG(_("E148: Regular expression missing from global"));
return;
} else {
@@ -4569,7 +4569,7 @@ void ex_global(exarg_T *eap)
pat = cmd; /* remember start of pattern */
cmd = skip_regexp(cmd, delim, p_magic, &eap->arg);
if (cmd[0] == delim) /* end delimiter found */
*cmd++ = NUL; /* replace it with a NUL */
*cmd++ = '\0'; /* replace it with a NUL */
}
if (p_altkeymap && curwin->w_p_rl)
@@ -4638,7 +4638,7 @@ void global_exe(char_u *cmd)
while (!got_int && (lnum = ml_firstmarked()) != 0 && global_busy == 1) {
curwin->w_cursor.lnum = lnum;
curwin->w_cursor.col = 0;
if (*cmd == NUL || *cmd == '\n')
if (*cmd == '\0' || *cmd == '\n')
do_cmdline((char_u *)"p", NULL, NULL, DOCMD_NOWAIT);
else
do_cmdline(cmd, NULL, NULL, DOCMD_NOWAIT);
@@ -4763,15 +4763,15 @@ void ex_help(exarg_T *eap)
*/
for (arg = eap->arg; *arg; ++arg) {
if (*arg == '\n' || *arg == '\r'
|| (*arg == '|' && arg[1] != NUL && arg[1] != '|')) {
*arg++ = NUL;
|| (*arg == '|' && arg[1] != '\0' && arg[1] != '|')) {
*arg++ = '\0';
eap->nextcmd = arg;
break;
}
}
arg = eap->arg;
if (eap->forceit && *arg == NUL && !curbuf->b_help) {
if (eap->forceit && *arg == '\0' && !curbuf->b_help) {
EMSG(_("E478: Don't panic!"));
return;
}
@@ -4784,13 +4784,13 @@ void ex_help(exarg_T *eap)
/* remove trailing blanks */
p = arg + STRLEN(arg) - 1;
while (p > arg && vim_iswhite(*p) && p[-1] != '\\')
*p-- = NUL;
*p-- = '\0';
/* Check for a specified language */
lang = check_help_lang(arg);
/* When no argument given go to the index. */
if (*arg == NUL)
if (*arg == '\0')
arg = (char_u *)"help.txt";
/*
@@ -4917,7 +4917,7 @@ char_u *check_help_lang(char_u *arg)
if (len >= 3 && arg[len - 3] == '@' && ASCII_ISALPHA(arg[len - 2])
&& ASCII_ISALPHA(arg[len - 1])) {
arg[len - 3] = NUL; /* remove the '@' */
arg[len - 3] = '\0'; /* remove the '@' */
return arg + len - 2;
}
return NULL;
@@ -4967,7 +4967,7 @@ help_heuristic (
offset += 5000;
/* Features are less interesting than the subjects themselves, but "+"
* alone is not a feature. */
if (matched_string[0] == '+' && matched_string[1] != NUL)
if (matched_string[0] == '+' && matched_string[1] != '\0')
offset += 100;
return (int)(100 * num_letters + STRLEN(matched_string) + offset);
}
@@ -5035,9 +5035,9 @@ int find_help_tags(char_u *arg, int *num_matches, char_u ***matches, int keep_la
* Also "\@<", "\@=", "\@<=", etc.
* And also "\_$" and "\_^". */
if (arg[0] == '\\'
&& ((arg[1] != NUL && arg[2] == NUL)
&& ((arg[1] != '\0' && arg[2] == '\0')
|| (vim_strchr((char_u *)"%_z@", arg[1]) != NULL
&& arg[2] != NUL))) {
&& arg[2] != '\0'))) {
STRCPY(d, "/\\\\");
STRCPY(d + 3, arg + 1);
/* Check for "/\\_$", should be "/\\_\$" */
@@ -5101,7 +5101,7 @@ int find_help_tags(char_u *arg, int *num_matches, char_u ***matches, int keep_la
*d++ = '\\'; /* double a backslash */
} else
*d++ = *++s;
if (s[1] != NUL && s[1] != '_')
if (s[1] != '\0' && s[1] != '_')
*d++ = '_'; /* append a '_' */
continue;
} else if (*s == '^') /* "^" or "CTRL-^" or "^_" */
@@ -5132,22 +5132,22 @@ int find_help_tags(char_u *arg, int *num_matches, char_u ***matches, int keep_la
if (*s == '\'' && s > arg && *arg == '\'')
break;
}
*d = NUL;
*d = '\0';
if (*IObuff == '`') {
if (d > IObuff + 2 && d[-1] == '`') {
/* remove the backticks from `command` */
memmove(IObuff, IObuff + 1, STRLEN(IObuff));
d[-2] = NUL;
d[-2] = '\0';
} else if (d > IObuff + 3 && d[-2] == '`' && d[-1] == ',') {
/* remove the backticks and comma from `command`, */
memmove(IObuff, IObuff + 1, STRLEN(IObuff));
d[-3] = NUL;
d[-3] = '\0';
} else if (d > IObuff + 4 && d[-3] == '`'
&& d[-2] == '\\' && d[-1] == '.') {
/* remove the backticks and dot from `command`\. */
memmove(IObuff, IObuff + 1, STRLEN(IObuff));
d[-4] = NUL;
d[-4] = '\0';
}
}
}
@@ -5227,7 +5227,7 @@ void fix_help_buffer(void)
&& ASCII_ISALPHA(fname[5])
&& ASCII_ISALPHA(fname[6])
&& TOLOWER_ASC(fname[7]) == 'x'
&& fname[8] == NUL)
&& fname[8] == '\0')
) {
for (lnum = 1; lnum < curbuf->b_ml.ml_line_count; ++lnum) {
line = ml_get_buf(curbuf, lnum, FALSE);
@@ -5237,7 +5237,7 @@ void fix_help_buffer(void)
/* Go through all directories in 'runtimepath', skipping
* $VIMRUNTIME. */
p = p_rtp;
while (*p != NUL) {
while (*p != '\0') {
copy_option_part(&p, NameBuff, MAXPATHL, ",");
mustfree = FALSE;
rt = vim_getenv((char_u *)"VIMRUNTIME", &mustfree);
@@ -5279,7 +5279,7 @@ void fix_help_buffer(void)
continue;
e1 = vim_strrchr(t1, '.');
e2 = vim_strrchr(path_tail(f2), '.');
if (e1 == NUL || e2 == NUL)
if (e1 == '\0' || e2 == '\0')
continue;
if (fnamecmp(e1, ".txt") != 0
&& fnamecmp(e1, fname + 4) != 0) {
@@ -5312,9 +5312,9 @@ void fix_help_buffer(void)
* reference and remove <CR>/<NL>. */
IObuff[0] = '|';
*s = '|';
while (*s != NUL) {
while (*s != '\0') {
if (*s == '\r' || *s == '\n')
*s = NUL;
*s = '\0';
/* The text is utf-8 when a byte
* above 127 is found and no
* illegal byte sequence is found.
@@ -5474,7 +5474,7 @@ void ex_helptags(exarg_T *eap)
fname[6] = ((char_u *)ga.ga_data)[j + 1];
if (fname[5] == 'e' && fname[6] == 'n') {
/* English is an exception: use ".txt" and "tags". */
fname[4] = NUL;
fname[4] = '\0';
STRCPY(ext, ".txt");
} else {
/* Language "ab" uses ".abx" and "tags-ab". */
@@ -5574,7 +5574,7 @@ helptags_one (
if (firstline) {
/* Detect utf-8 file by a non-ASCII char in the first line. */
this_utf8 = MAYBE;
for (s = IObuff; *s != NUL; ++s)
for (s = IObuff; *s != '\0'; ++s)
if (*s >= 0x80) {
int l;
@@ -5660,7 +5660,7 @@ helptags_one (
p2 = ((char_u **)ga.ga_data)[i];
while (*p1 == *p2) {
if (*p2 == '\t') {
*p2 = NUL;
*p2 = '\0';
vim_snprintf((char *)NameBuff, MAXPATHL,
_("E154: Duplicate tag \"%s\" in file %s/%s"),
((char_u **)ga.ga_data)[i], dir, p2 + 1);
@@ -5757,7 +5757,7 @@ static int sign_cmd_idx(
int idx;
char save = *end_cmd;
*end_cmd = NUL;
*end_cmd = '\0';
for (idx = 0; ; ++idx) {
if (cmds[idx] == NULL || STRCMP(begin_cmd, cmds[idx]) == 0) {
break;
@@ -5794,22 +5794,22 @@ void ex_sign(exarg_T *eap)
/*
* Define, undefine or list signs.
*/
if (idx == SIGNCMD_LIST && *arg == NUL)
if (idx == SIGNCMD_LIST && *arg == '\0')
{
/* ":sign list": list all defined signs */
for (sp = first_sign; sp != NULL && !got_int; sp = sp->sn_next)
sign_list_defined(sp);
}
else if (*arg == NUL)
else if (*arg == '\0')
EMSG(_("E156: Missing sign name"));
else
{
/* Isolate the sign name. If it's a number skip leading zeroes,
* so that "099" and "99" are the same sign. But keep "0". */
p = skiptowhite(arg);
if (*p != NUL)
*p++ = NUL;
while (arg[0] == '0' && arg[1] != NUL)
if (*p != '\0')
*p++ = '\0';
while (arg[0] == '0' && arg[1] != '\0')
++arg;
sp_prev = NULL;
@@ -5874,7 +5874,7 @@ void ex_sign(exarg_T *eap)
for (;;)
{
arg = skipwhite(p);
if (*arg == NUL)
if (*arg == '\0')
break;
p = skiptowhite_esc(arg);
if (STRNCMP(arg, "icon=", 5) == 0)
@@ -5914,7 +5914,7 @@ void ex_sign(exarg_T *eap)
/* Currently must be one or two display cells */
if (s != p || cells < 1 || cells > 2)
{
*p = NUL;
*p = '\0';
EMSG2(_("E239: Invalid sign text: %s"), arg);
return;
}
@@ -5962,7 +5962,7 @@ void ex_sign(exarg_T *eap)
char_u *sign_name = NULL;
char_u *arg1;
if (*arg == NUL)
if (*arg == '\0')
{
if (idx == SIGNCMD_PLACE)
{
@@ -5986,7 +5986,7 @@ void ex_sign(exarg_T *eap)
return;
}
if (idx == SIGNCMD_UNPLACE && arg[0] == '*' && arg[1] == NUL)
if (idx == SIGNCMD_UNPLACE && arg[0] == '*' && arg[1] == '\0')
{
/* ":sign unplace *": remove all placed signs */
buf_delete_all_signs();
@@ -5998,7 +5998,7 @@ void ex_sign(exarg_T *eap)
if (VIM_ISDIGIT(*arg))
{
id = getdigits(&arg);
if (!vim_iswhite(*arg) && *arg != NUL)
if (!vim_iswhite(*arg) && *arg != '\0')
{
id = -1;
arg = arg1;
@@ -6006,7 +6006,7 @@ void ex_sign(exarg_T *eap)
else
{
arg = skipwhite(arg);
if (idx == SIGNCMD_UNPLACE && *arg == NUL)
if (idx == SIGNCMD_UNPLACE && *arg == '\0')
{
/* ":sign unplace {id}": remove placed sign by number */
for (buf = firstbuf; buf != NULL; buf = buf->b_next)
@@ -6044,9 +6044,9 @@ void ex_sign(exarg_T *eap)
arg += 5;
sign_name = arg;
arg = skiptowhite(arg);
if (*arg != NUL)
*arg++ = NUL;
while (sign_name[0] == '0' && sign_name[1] != NUL)
if (*arg != '\0')
*arg++ = '\0';
while (sign_name[0] == '0' && sign_name[1] != '\0')
++sign_name;
}
else if (STRNCMP(arg, "file=", 5) == 0)
@@ -6059,7 +6059,7 @@ void ex_sign(exarg_T *eap)
{
arg += 7;
buf = buflist_findnr((int)getdigits(&arg));
if (*skipwhite(arg) != NUL)
if (*skipwhite(arg) != '\0')
EMSG(_(e_trailing));
break;
}
@@ -6363,7 +6363,7 @@ set_context_in_sign_cmd(xp, arg)
xp->xp_pattern = arg;
end_subcmd = skiptowhite(arg);
if (*end_subcmd == NUL)
if (*end_subcmd == '\0')
/* expand subcmd name
* :sign {subcmd}<CTRL-D>*/
return;
@@ -6375,7 +6375,7 @@ set_context_in_sign_cmd(xp, arg)
* begin_subcmd_args */
begin_subcmd_args = skipwhite(end_subcmd);
p = skiptowhite(begin_subcmd_args);
if (*p == NUL)
if (*p == '\0')
{
/*
* Expand first argument of subcmd when possible.
@@ -6409,14 +6409,14 @@ set_context_in_sign_cmd(xp, arg)
p = skipwhite(p);
last = p;
p = skiptowhite(p);
} while (*p != NUL);
} while (*p != '\0');
p = vim_strchr(last, '=');
/* :sign define {name} {args}... {last}=
* | |
* last p */
if (p == NUL)
if (p == '\0')
{
/* Expand last argument name (before equal sign). */
xp->xp_pattern = last;