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refs #189: don't trash q - it's needed later

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bebbo 2022-09-29 08:21:05 +02:00
parent 6ec9328888
commit ef6f50088f
1 changed files with 4 additions and 4 deletions
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8
libiberty/make-relative-prefix.c
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@ -266,7 +266,7 @@ make_relative_prefix_1 (const char *progname, const char *bin_prefix,
int i, n, common;
int needed_len;
char *ret = NULL, *ptr, *full_progname;
char buf[1024], *p, *q;
char buf[1024], *p, *q, *t;
DIR * d;
if (progname == NULL || bin_prefix == NULL || prefix == NULL)
@ -325,14 +325,14 @@ make_relative_prefix_1 (const char *progname, const char *bin_prefix,
#endif
// normalize
while ((q = strstr(p, "/../")))
while ((t = strstr(p, "/../")))
{
char * r = q - 1;
char * r = t - 1;
while (r >= p && *r != '/')
--r;
if (r < p)
break;
memmove(r, q + 3, strlen(q + 3) + 1);
memmove(r, t + 3, strlen(t + 3) + 1);
}