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updated for version 7.1-292

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This commit is contained in:
Bram Moolenaar 2008-04-09 10:16:02 +00:00
parent 91519e4d6b
commit 34cbfdf8f8
2 changed files with 92 additions and 12 deletions
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102
src/regexp.c
View File

@ -3039,6 +3039,15 @@ typedef struct
} se_u;
} save_se_T;
/* used for BEHIND and NOBEHIND matching */
typedef struct regbehind_S
{
regsave_T save_after;
regsave_T save_behind;
save_se_T save_start[NSUBEXP];
save_se_T save_end[NSUBEXP];
} regbehind_T;
static char_u *reg_getline __ARGS((linenr_T lnum));
static long vim_regexec_both __ARGS((char_u *line, colnr_T col, proftime_T *tm));
static long regtry __ARGS((regprog_T *prog, colnr_T col));
@ -3046,6 +3055,8 @@ static void cleanup_subexpr __ARGS((void));
#ifdef FEAT_SYN_HL
static void cleanup_zsubexpr __ARGS((void));
#endif
static void save_subexpr __ARGS((regbehind_T *bp));
static void restore_subexpr __ARGS((regbehind_T *bp));
static void reg_nextline __ARGS((void));
static void reg_save __ARGS((regsave_T *save, garray_T *gap));
static void reg_restore __ARGS((regsave_T *save, garray_T *gap));
@ -3166,19 +3177,12 @@ typedef struct regitem_S
save_se_T sesave;
regsave_T regsave;
} rs_un; /* room for saving reginput */
short rs_no; /* submatch nr */
short rs_no; /* submatch nr or BEHIND/NOBEHIND */
} regitem_T;
static regitem_T *regstack_push __ARGS((regstate_T state, char_u *scan));
static void regstack_pop __ARGS((char_u **scan));
/* used for BEHIND and NOBEHIND matching */
typedef struct regbehind_S
{
regsave_T save_after;
regsave_T save_behind;
} regbehind_T;
/* used for STAR, PLUS and BRACE_SIMPLE matching */
typedef struct regstar_S
{
@ -4888,6 +4892,10 @@ regmatch(scan)
status = RA_FAIL;
else
{
/* Need to save the subexpr to be able to restore them
* when there is a match but we don't use it. */
save_subexpr(((regbehind_T *)rp) - 1);
rp->rs_no = op;
reg_save(&rp->rs_un.regsave, &backpos);
/* First try if what follows matches. If it does then we
@ -5118,15 +5126,20 @@ regmatch(scan)
reg_restore(&(((regbehind_T *)rp) - 1)->save_after,
&backpos);
else
/* But we didn't want a match. */
{
/* But we didn't want a match. Need to restore the
* subexpr, because what follows matched, so they have
* been set. */
status = RA_NOMATCH;
restore_subexpr(((regbehind_T *)rp) - 1);
}
regstack_pop(&scan);
regstack.ga_len -= sizeof(regbehind_T);
}
else
{
/* No match: Go back one character. May go to previous
* line once. */
/* No match or a match that doesn't end where we want it: Go
* back one character. May go to previous line once. */
no = OK;
if (REG_MULTI)
{
@ -5160,6 +5173,13 @@ regmatch(scan)
/* Advanced, prepare for finding match again. */
reg_restore(&rp->rs_un.regsave, &backpos);
scan = OPERAND(rp->rs_scan);
if (status == RA_MATCH)
{
/* We did match, so subexpr may have been changed,
* need to restore them for the next try. */
status = RA_NOMATCH;
restore_subexpr(((regbehind_T *)rp) - 1);
}
}
else
{
@ -5172,7 +5192,16 @@ regmatch(scan)
status = RA_MATCH;
}
else
status = RA_NOMATCH;
{
/* We do want a proper match. Need to restore the
* subexpr if we had a match, because they may have
* been set. */
if (status == RA_MATCH)
{
status = RA_NOMATCH;
restore_subexpr(((regbehind_T *)rp) - 1);
}
}
regstack_pop(&scan);
regstack.ga_len -= sizeof(regbehind_T);
}
@ -5819,6 +5848,55 @@ cleanup_zsubexpr()
}
#endif
/*
* Save the current subexpr to "bp", so that they can be restored
* later by restore_subexpr().
*/
static void
save_subexpr(bp)
regbehind_T *bp;
{
int i;
for (i = 0; i < NSUBEXP; ++i)
{
if (REG_MULTI)
{
bp->save_start[i].se_u.pos = reg_startpos[i];
bp->save_end[i].se_u.pos = reg_endpos[i];
}
else
{
bp->save_start[i].se_u.ptr = reg_startp[i];
bp->save_end[i].se_u.ptr = reg_endp[i];
}
}
}
/*
* Restore the subexpr from "bp".
*/
static void
restore_subexpr(bp)
regbehind_T *bp;
{
int i;
for (i = 0; i < NSUBEXP; ++i)
{
if (REG_MULTI)
{
reg_startpos[i] = bp->save_start[i].se_u.pos;
reg_endpos[i] = bp->save_end[i].se_u.pos;
}
else
{
reg_startp[i] = bp->save_start[i].se_u.ptr;
reg_endp[i] = bp->save_end[i].se_u.ptr;
}
}
}
/*
* Advance reglnum, regline and reginput to the next line.
*/

2
src/version.c
View File

@ -666,6 +666,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
292,
/**/
291,
/**/