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Can't use sizeof on malloc'ed array in expr(1) 

Thanks emg for reporting this!
This commit is contained in:
FRIGN 2015-03-23 22:31:36 +01:00
parent df8529f0a1
commit 50ecbd43ad
1 changed files with 5 additions and 3 deletions
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8
expr.c
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@ -62,6 +62,7 @@ match(struct val *vstr, struct val *vregx, struct val *ret)
regex_t re;
regmatch_t matches[2];
long long d;
size_t anchlen;
char strbuf[maxdigits + 1], regxbuf[maxdigits + 1],
*s, *p, *anchreg, *str, *regx;
const char *errstr;
@ -81,9 +82,10 @@ match(struct val *vstr, struct val *vregx, struct val *ret)
}
/* anchored regex */
anchreg = emalloc(strlen(regx) + 2);
estrlcpy(anchreg, "^", sizeof(anchreg));
estrlcat(anchreg, regx, sizeof(anchreg));
anchlen = strlen(regx) + 1 + 1;
anchreg = emalloc(anchlen);
estrlcpy(anchreg, "^", anchlen);
estrlcat(anchreg, regx, anchlen);
enregcomp(3, &re, anchreg, 0);
free(anchreg);