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Clean up buffer.c build_stl_str_hl variable declarations

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This commit is contained in:
Wayne Rowcliffe
2015-09-12 23:16:17 -05:00
parent 5434a05457
commit bf8038702d
1 changed files with 88 additions and 102 deletions
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190
src/nvim/buffer.c
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@@ -2831,27 +2831,7 @@ build_stl_str_hl (
struct stl_hlrec *tabtab /* return: tab page nrs (can be NULL) */ struct stl_hlrec *tabtab /* return: tab page nrs (can be NULL) */
) )
{ {
char_u *p;
char_u *s;
char_u *t;
int byteval;
win_T *o_curwin;
buf_T *o_curbuf;
int empty_line;
colnr_T virtcol;
long l;
long n;
int prevchar_isflag;
int prevchar_isitem;
int itemisflag;
int fillable;
char_u *str;
long num;
int width;
int itemcnt;
int curitem;
int groupitem[STL_MAX_ITEM]; int groupitem[STL_MAX_ITEM];
int groupdepth;
struct stl_item { struct stl_item {
char_u *start; char_u *start;
int minwid; int minwid;
@@ -2866,15 +2846,9 @@ build_stl_str_hl (
Trunc Trunc
} type; } type;
} item[STL_MAX_ITEM]; } item[STL_MAX_ITEM];
int minwid;
int maxwid;
int zeropad;
char_u base;
char_u opt;
#define TMPLEN 70 #define TMPLEN 70
char_u tmp[TMPLEN]; char_u tmp[TMPLEN];
char_u *usefmt = fmt; char_u *usefmt = fmt;
struct stl_hlrec *sp;
/* /*
* When the format starts with "%!" then evaluate it as an expression and * When the format starts with "%!" then evaluate it as an expression and
@@ -2892,23 +2866,24 @@ build_stl_str_hl (
else if (mb_char2len(fillchar) > 1) else if (mb_char2len(fillchar) > 1)
fillchar = '-'; fillchar = '-';
/* Get line & check if empty (cursorpos will show "0-1"). Note that /* Get line & check if empty (cursorpos will show "0-1"). */
* p will become invalid when getting another buffer line. */ char_u *line_ptr = ml_get_buf(wp->w_buffer, wp->w_cursor.lnum, false);
p = ml_get_buf(wp->w_buffer, wp->w_cursor.lnum, FALSE); bool empty_line = (*line_ptr == NUL);
empty_line = (*p == NUL);
/* Get the byte value now, in case we need it below. This is more /* Get the byte value now, in case we need it below. This is more
* efficient than making a copy of the line. */ * efficient than making a copy of the line. */
if (wp->w_cursor.col > (colnr_T)STRLEN(p)) int byteval;
if (wp->w_cursor.col > (colnr_T)STRLEN(line_ptr))
byteval = 0; byteval = 0;
else else
byteval = (*mb_ptr2char)(p + wp->w_cursor.col); byteval = (*mb_ptr2char)(line_ptr + wp->w_cursor.col);
groupdepth = 0; int groupdepth = 0;
p = out; char_u *p = out;
curitem = 0; int curitem = 0;
prevchar_isflag = TRUE; bool prevchar_isflag = true;
prevchar_isitem = FALSE; bool prevchar_isitem = false;
char_u *s;
for (s = usefmt; *s; ) { for (s = usefmt; *s; ) {
if (curitem == STL_MAX_ITEM) { if (curitem == STL_MAX_ITEM) {
/* There are too many items. Add the error code to the statusline /* There are too many items. Add the error code to the statusline
@@ -2921,7 +2896,7 @@ build_stl_str_hl (
} }
if (*s != NUL && *s != '%') if (*s != NUL && *s != '%')
prevchar_isflag = prevchar_isitem = FALSE; prevchar_isflag = prevchar_isitem = false;
/* /*
* Handle up to the next '%' or the end. * Handle up to the next '%' or the end.
@@ -2941,7 +2916,7 @@ build_stl_str_hl (
if (p + 1 >= out + outlen) if (p + 1 >= out + outlen)
break; break;
*p++ = *s++; *p++ = *s++;
prevchar_isflag = prevchar_isitem = FALSE; prevchar_isflag = prevchar_isitem = false;
continue; continue;
} }
if (*s == STL_MIDDLEMARK) { if (*s == STL_MIDDLEMARK) {
@@ -2964,12 +2939,13 @@ build_stl_str_hl (
continue; continue;
groupdepth--; groupdepth--;
t = item[groupitem[groupdepth]].start; char_u *t = item[groupitem[groupdepth]].start;
*p = NUL; *p = NUL;
l = vim_strsize(t); long l = vim_strsize(t);
if (curitem > groupitem[groupdepth] + 1 if (curitem > groupitem[groupdepth] + 1
&& item[groupitem[groupdepth]].minwid == 0) { && item[groupitem[groupdepth]].minwid == 0) {
/* remove group if all items are empty */ /* remove group if all items are empty */
long n;
for (n = groupitem[groupdepth] + 1; n < curitem; n++) for (n = groupitem[groupdepth] + 1; n < curitem; n++)
if (item[n].type == Normal) if (item[n].type == Normal)
break; break;
@@ -2980,6 +2956,7 @@ build_stl_str_hl (
} }
if (l > item[groupitem[groupdepth]].maxwid) { if (l > item[groupitem[groupdepth]].maxwid) {
/* truncate, remove n bytes of text at the start */ /* truncate, remove n bytes of text at the start */
long n;
if (has_mbyte) { if (has_mbyte) {
/* Find the first character that should be included. */ /* Find the first character that should be included. */
n = 0; n = 0;
@@ -3005,7 +2982,7 @@ build_stl_str_hl (
} }
} else if (abs(item[groupitem[groupdepth]].minwid) > l) { } else if (abs(item[groupitem[groupdepth]].minwid) > l) {
/* fill */ /* fill */
n = item[groupitem[groupdepth]].minwid; long n = item[groupitem[groupdepth]].minwid;
if (n < 0) { if (n < 0) {
/* fill by appending characters */ /* fill by appending characters */
n = 0 - n; n = 0 - n;
@@ -3026,13 +3003,13 @@ build_stl_str_hl (
} }
continue; continue;
} }
minwid = 0; int minwid = 0;
maxwid = 9999; int maxwid = 9999;
zeropad = FALSE; bool zeropad = false;
l = 1; long l = 1;
if (*s == '0') { if (*s == '0') {
s++; s++;
zeropad = TRUE; zeropad = true;
} }
if (*s == '-') { if (*s == '-') {
s++; s++;
@@ -3056,7 +3033,7 @@ build_stl_str_hl (
if (minwid == 0) { if (minwid == 0) {
/* %X ends the close label, go back to the previously /* %X ends the close label, go back to the previously
* define tab label nr. */ * define tab label nr. */
for (n = curitem - 1; n >= 0; --n) for (long n = curitem - 1; n >= 0; --n)
if (item[n].type == TabPage && item[n].minwid >= 0) { if (item[n].type == TabPage && item[n].minwid >= 0) {
minwid = item[n].minwid; minwid = item[n].minwid;
break; break;
@@ -3095,25 +3072,26 @@ build_stl_str_hl (
s++; s++;
continue; continue;
} }
opt = *s++; char_u opt = *s++;
/* OK - now for the real work */ /* OK - now for the real work */
base = 'D'; char_u base = 'D';
itemisflag = FALSE; bool itemisflag = false;
fillable = TRUE; bool fillable = true;
num = -1; long num = -1;
str = NULL; char_u *str = NULL;
switch (opt) { switch (opt) {
case STL_FILEPATH: case STL_FILEPATH:
case STL_FULLPATH: case STL_FULLPATH:
case STL_FILENAME: case STL_FILENAME:
fillable = FALSE; /* don't change ' ' to fillchar */ {
if (buf_spname(wp->w_buffer) != NULL) fillable = false; /* don't change ' ' to fillchar */
if (buf_spname(wp->w_buffer) != NULL) {
STRLCPY(NameBuff, buf_spname(wp->w_buffer), MAXPATHL); STRLCPY(NameBuff, buf_spname(wp->w_buffer), MAXPATHL);
else { } else {
t = (opt == STL_FULLPATH) ? wp->w_buffer->b_ffname char_u *t = (opt == STL_FULLPATH) ? wp->w_buffer->b_ffname
: wp->w_buffer->b_fname; : wp->w_buffer->b_fname;
home_replace(wp->w_buffer, t, NameBuff, MAXPATHL, TRUE); home_replace(wp->w_buffer, t, NameBuff, MAXPATHL, true);
} }
trans_characters(NameBuff, MAXPATHL); trans_characters(NameBuff, MAXPATHL);
if (opt != STL_FILENAME) if (opt != STL_FILENAME)
@@ -3121,10 +3099,11 @@ build_stl_str_hl (
else else
str = path_tail(NameBuff); str = path_tail(NameBuff);
break; break;
}
case STL_VIM_EXPR: /* '{' */ case STL_VIM_EXPR: /* '{' */
itemisflag = TRUE; {
t = p; itemisflag = true;
char_u *t = p;
while (*s != '}' && *s != NUL && p + 1 < out + outlen) while (*s != '}' && *s != NUL && p + 1 < out + outlen)
*p++ = *s++; *p++ = *s++;
if (*s != '}') /* missing '}' or out of space */ if (*s != '}') /* missing '}' or out of space */
@@ -3136,8 +3115,8 @@ build_stl_str_hl (
vim_snprintf((char *)tmp, sizeof(tmp), "%d", curbuf->b_fnum); vim_snprintf((char *)tmp, sizeof(tmp), "%d", curbuf->b_fnum);
set_internal_string_var((char_u *)"actual_curbuf", tmp); set_internal_string_var((char_u *)"actual_curbuf", tmp);
o_curbuf = curbuf; buf_T *o_curbuf = curbuf;
o_curwin = curwin; win_T *o_curwin = curwin;
curwin = wp; curwin = wp;
curbuf = wp->w_buffer; curbuf = wp->w_buffer;
@@ -3152,11 +3131,11 @@ build_stl_str_hl (
num = atoi((char *)str); num = atoi((char *)str);
xfree(str); xfree(str);
str = NULL; str = NULL;
itemisflag = FALSE; itemisflag = false;
} }
} }
break; break;
}
case STL_LINE: case STL_LINE:
num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY) num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY)
? 0L : (long)(wp->w_cursor.lnum); ? 0L : (long)(wp->w_cursor.lnum);
@@ -3173,8 +3152,9 @@ build_stl_str_hl (
case STL_VIRTCOL: case STL_VIRTCOL:
case STL_VIRTCOL_ALT: case STL_VIRTCOL_ALT:
{
/* In list mode virtcol needs to be recomputed */ /* In list mode virtcol needs to be recomputed */
virtcol = wp->w_virtcol; colnr_T virtcol = wp->w_virtcol;
if (wp->w_p_list && lcs_tab1 == NUL) { if (wp->w_p_list && lcs_tab1 == NUL) {
wp->w_p_list = FALSE; wp->w_p_list = FALSE;
getvcol(wp, &wp->w_cursor, NULL, &virtcol, NULL); getvcol(wp, &wp->w_cursor, NULL, &virtcol, NULL);
@@ -3188,6 +3168,7 @@ build_stl_str_hl (
break; break;
num = (long)virtcol; num = (long)virtcol;
break; break;
}
case STL_PERCENTAGE: case STL_PERCENTAGE:
num = (int)(((long)wp->w_cursor.lnum * 100L) / num = (int)(((long)wp->w_cursor.lnum * 100L) /
@@ -3200,14 +3181,14 @@ build_stl_str_hl (
break; break;
case STL_ARGLISTSTAT: case STL_ARGLISTSTAT:
fillable = FALSE; fillable = false;
tmp[0] = 0; tmp[0] = 0;
if (append_arg_number(wp, tmp, (int)sizeof(tmp), FALSE)) if (append_arg_number(wp, tmp, (int)sizeof(tmp), FALSE))
str = tmp; str = tmp;
break; break;
case STL_KEYMAP: case STL_KEYMAP:
fillable = FALSE; fillable = false;
if (get_keymap_str(wp, tmp, TMPLEN)) if (get_keymap_str(wp, tmp, TMPLEN))
str = tmp; str = tmp;
break; break;
@@ -3240,14 +3221,14 @@ build_stl_str_hl (
case STL_ROFLAG: case STL_ROFLAG:
case STL_ROFLAG_ALT: case STL_ROFLAG_ALT:
itemisflag = TRUE; itemisflag = true;
if (wp->w_buffer->b_p_ro) if (wp->w_buffer->b_p_ro)
str = (char_u *)((opt == STL_ROFLAG_ALT) ? ",RO" : _("[RO]")); str = (char_u *)((opt == STL_ROFLAG_ALT) ? ",RO" : _("[RO]"));
break; break;
case STL_HELPFLAG: case STL_HELPFLAG:
case STL_HELPFLAG_ALT: case STL_HELPFLAG_ALT:
itemisflag = TRUE; itemisflag = true;
if (wp->w_buffer->b_help) if (wp->w_buffer->b_help)
str = (char_u *)((opt == STL_HELPFLAG_ALT) ? ",HLP" str = (char_u *)((opt == STL_HELPFLAG_ALT) ? ",HLP"
: _("[Help]")); : _("[Help]"));
@@ -3263,20 +3244,21 @@ build_stl_str_hl (
break; break;
case STL_FILETYPE_ALT: case STL_FILETYPE_ALT:
itemisflag = TRUE; {
itemisflag = true;
if (*wp->w_buffer->b_p_ft != NUL if (*wp->w_buffer->b_p_ft != NUL
&& STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 2) { && STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 2) {
vim_snprintf((char *)tmp, sizeof(tmp), ",%s", vim_snprintf((char *)tmp, sizeof(tmp), ",%s",
wp->w_buffer->b_p_ft); wp->w_buffer->b_p_ft);
for (t = tmp; *t != 0; t++) for (char_u *t = tmp; *t != 0; t++)
*t = TOUPPER_LOC(*t); *t = TOUPPER_LOC(*t);
str = tmp; str = tmp;
} }
break; break;
}
case STL_PREVIEWFLAG: case STL_PREVIEWFLAG:
case STL_PREVIEWFLAG_ALT: case STL_PREVIEWFLAG_ALT:
itemisflag = TRUE; itemisflag = true;
if (wp->w_p_pvw) if (wp->w_p_pvw)
str = (char_u *)((opt == STL_PREVIEWFLAG_ALT) ? ",PRV" str = (char_u *)((opt == STL_PREVIEWFLAG_ALT) ? ",PRV"
: _("[Preview]")); : _("[Preview]"));
@@ -3291,7 +3273,7 @@ build_stl_str_hl (
case STL_MODIFIED: case STL_MODIFIED:
case STL_MODIFIED_ALT: case STL_MODIFIED_ALT:
itemisflag = TRUE; itemisflag = true;
switch ((opt == STL_MODIFIED_ALT) switch ((opt == STL_MODIFIED_ALT)
+ bufIsChanged(wp->w_buffer) * 2 + bufIsChanged(wp->w_buffer) * 2
+ (!MODIFIABLE(wp->w_buffer)) * 4) { + (!MODIFIABLE(wp->w_buffer)) * 4) {
@@ -3305,7 +3287,8 @@ build_stl_str_hl (
break; break;
case STL_HIGHLIGHT: case STL_HIGHLIGHT:
t = s; {
char_u *t = s;
while (*s != '#' && *s != NUL) while (*s != '#' && *s != NUL)
++s; ++s;
if (*s == '#') { if (*s == '#') {
@@ -3318,21 +3301,22 @@ build_stl_str_hl (
++s; ++s;
continue; continue;
} }
}
item[curitem].start = p; item[curitem].start = p;
item[curitem].type = Normal; item[curitem].type = Normal;
if (str != NULL && *str) { if (str != NULL && *str) {
t = str; char_u *t = str;
if (itemisflag) { if (itemisflag) {
if ((t[0] && t[1]) if ((t[0] && t[1])
&& ((!prevchar_isitem && *t == ',') && ((!prevchar_isitem && *t == ',')
|| (prevchar_isflag && *t == ' '))) || (prevchar_isflag && *t == ' ')))
t++; t++;
prevchar_isflag = TRUE; prevchar_isflag = true;
} }
l = vim_strsize(t); l = vim_strsize(t);
if (l > 0) if (l > 0)
prevchar_isitem = TRUE; prevchar_isitem = true;
if (l > maxwid) { if (l > maxwid) {
while (l >= maxwid) while (l >= maxwid)
if (has_mbyte) { if (has_mbyte) {
@@ -3371,8 +3355,8 @@ build_stl_str_hl (
if (p + 20 >= out + outlen) if (p + 20 >= out + outlen)
break; /* not sufficient space */ break; /* not sufficient space */
prevchar_isitem = TRUE; prevchar_isitem = true;
t = nstr; char_u *t = nstr;
if (opt == STL_VIRTCOL_ALT) { if (opt == STL_VIRTCOL_ALT) {
*t++ = '-'; *t++ = '-';
minwid--; minwid--;
@@ -3384,6 +3368,7 @@ build_stl_str_hl (
*t++ = nbase == 16 ? base : (char_u)(nbase == 8 ? 'o' : 'd'); *t++ = nbase == 16 ? base : (char_u)(nbase == 8 ? 'o' : 'd');
*t = 0; *t = 0;
long n;
for (n = num, l = 1; n >= nbase; n /= nbase) for (n = num, l = 1; n >= nbase; n /= nbase)
l++; l++;
if (opt == STL_VIRTCOL_ALT) if (opt == STL_VIRTCOL_ALT)
@@ -3410,19 +3395,19 @@ build_stl_str_hl (
xfree(str); xfree(str);
if (num >= 0 || (!itemisflag && str && *str)) if (num >= 0 || (!itemisflag && str && *str))
prevchar_isflag = FALSE; /* Item not NULL, but not a flag */ prevchar_isflag = false; /* Item not NULL, but not a flag */
curitem++; curitem++;
} }
*p = NUL; *p = NUL;
itemcnt = curitem; int itemcnt = curitem;
if (usefmt != fmt) if (usefmt != fmt)
xfree(usefmt); xfree(usefmt);
width = vim_strsize(out); int width = vim_strsize(out);
if (maxwidth > 0 && width > maxwidth) { if (maxwidth > 0 && width > maxwidth) {
/* Result is too long, must truncate somewhere. */ /* Result is too long, must truncate somewhere. */
l = 0; long l = 0;
if (itemcnt == 0) if (itemcnt == 0)
s = out; s = out;
else { else {
@@ -3462,6 +3447,7 @@ build_stl_str_hl (
*s++ = '>'; *s++ = '>';
*s = 0; *s = 0;
} else { } else {
long n;
if (has_mbyte) { if (has_mbyte) {
n = 0; n = 0;
while (width >= maxwidth) { while (width >= maxwidth) {
@@ -3493,24 +3479,24 @@ build_stl_str_hl (
} else if (width < maxwidth && STRLEN(out) + maxwidth - width + 1 < } else if (width < maxwidth && STRLEN(out) + maxwidth - width + 1 <
outlen) { outlen) {
/* Apply STL_MIDDLE if any */ /* Apply STL_MIDDLE if any */
for (l = 0; l < itemcnt; l++) for (long l = 0; l < itemcnt; l++)
if (item[l].type == Middle) if (item[l].type == Middle) {
p = item[l].start + maxwidth - width;
STRMOVE(p, item[l].start);
for (s = item[l].start; s < p; s++)
*s = fillchar;
for (l++; l < itemcnt; l++)
item[l].start += maxwidth - width;
width = maxwidth;
break; break;
if (l < itemcnt) { }
p = item[l].start + maxwidth - width;
STRMOVE(p, item[l].start);
for (s = item[l].start; s < p; s++)
*s = fillchar;
for (l++; l < itemcnt; l++)
item[l].start += maxwidth - width;
width = maxwidth;
}
} }
/* Store the info about highlighting. */ /* Store the info about highlighting. */
if (hltab != NULL) { if (hltab != NULL) {
sp = hltab; struct stl_hlrec *sp = hltab;
for (l = 0; l < itemcnt; l++) { for (long l = 0; l < itemcnt; l++) {
if (item[l].type == Highlight) { if (item[l].type == Highlight) {
sp->start = item[l].start; sp->start = item[l].start;
sp->userhl = item[l].minwid; sp->userhl = item[l].minwid;
@@ -3523,8 +3509,8 @@ build_stl_str_hl (
/* Store the info about tab pages labels. */ /* Store the info about tab pages labels. */
if (tabtab != NULL) { if (tabtab != NULL) {
sp = tabtab; struct stl_hlrec *sp = tabtab;
for (l = 0; l < itemcnt; l++) { for (long l = 0; l < itemcnt; l++) {
if (item[l].type == TabPage) { if (item[l].type == TabPage) {
sp->start = item[l].start; sp->start = item[l].start;
sp->userhl = item[l].minwid; sp->userhl = item[l].minwid;