Module Name: src
Committed By: christos
Date: Sun Nov 12 20:56:37 UTC 2017
Modified Files:
src/external/bsd/tre/dist/lib: regexec.c
Log Message:
check more eo, initialize shift, remove useless variable.
To generate a diff of this commit:
cvs rdiff -u -r1.5 -r1.6 src/external/bsd/tre/dist/lib/regexec.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/external/bsd/tre/dist/lib/regexec.c
diff -u src/external/bsd/tre/dist/lib/regexec.c:1.5 src/external/bsd/tre/dist/lib/regexec.c:1.6
--- src/external/bsd/tre/dist/lib/regexec.c:1.5 Sun Nov 12 11:10:59 2017
+++ src/external/bsd/tre/dist/lib/regexec.c Sun Nov 12 15:56:37 2017
@@ -199,26 +199,25 @@ tre_regexec(const regex_t *preg, const c
size_t nmatch, regmatch_t pmatch[], int eflags)
{
size_t shift, len, i;
- int startend, ret;
+ int ret;
tre_tnfa_t *tnfa = (void *)preg->TRE_REGEX_T_FIELD;
regmatch_t *p;
if (eflags & REG_STARTEND) {
- if (pmatch == NULL || pmatch->rm_so < 0
+ if (pmatch == NULL || pmatch->rm_so < 0 || pmatch->rm_eo < 0
|| pmatch->rm_so > pmatch->rm_eo)
return REG_INVARG;
str += shift = pmatch->rm_so;
len = pmatch->rm_eo - pmatch->rm_so;
- eflags = (unsigned)(eflags & ~REG_STARTEND);
- startend = 1;
+ eflags &= ~REG_STARTEND;
} else {
+ shift = 0;
len = (size_t)-1;
- startend = 0;
}
ret = tre_regnexec(preg, str, len, nmatch, pmatch, eflags);
- if (!ret && !(tnfa->cflags & REG_NOSUB) && startend) {
+ if (!ret && !(tnfa->cflags & REG_NOSUB) && len != (size_t)-1) {
for (i = nmatch, p = pmatch; i > 0; p++, i--) {
if (p->rm_so >= 0) p->rm_so += shift;
if (p->rm_eo >= 0) p->rm_eo += shift;
