diff options
Diffstat (limited to 'src/shared/util.c')
| -rw-r--r-- | src/shared/util.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/src/shared/util.c b/src/shared/util.c index 21edd3ac2f..9be11f5605 100644 --- a/src/shared/util.c +++ b/src/shared/util.c @@ -761,28 +761,31 @@ char *strappend(const char *s, const char *suffix) { return strnappend(s, suffix, suffix ? strlen(suffix) : 0); } -int readlink_malloc(const char *p, char **r) { +int readlink_malloc(const char *p, char **ret) { size_t l = 100; + int r; assert(p); - assert(r); + assert(ret); for (;;) { char *c; ssize_t n; - if (!(c = new(char, l))) + c = new(char, l); + if (!c) return -ENOMEM; - if ((n = readlink(p, c, l-1)) < 0) { - int ret = -errno; + n = readlink(p, c, l-1); + if (n < 0) { + r = -errno; free(c); - return ret; + return r; } if ((size_t) n < l-1) { c[n] = 0; - *r = c; + *ret = c; return 0; } |