diff options
Diffstat (limited to 'libc/misc/dirent/scandir64.c')
| -rw-r--r-- | libc/misc/dirent/scandir64.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/libc/misc/dirent/scandir64.c b/libc/misc/dirent/scandir64.c index 083d2de18..de294c63a 100644 --- a/libc/misc/dirent/scandir64.c +++ b/libc/misc/dirent/scandir64.c @@ -53,8 +53,19 @@ int scandir64(const char *dir, struct dirent64 ***namelist, __set_errno (0); pos = 0; - while ((current = readdir64 (dp)) != NULL) - if (selector == NULL || (*selector) (current)) + while ((current = readdir64 (dp)) != NULL) { + int use_it = selector == NULL; + + if (! use_it) + { + use_it = (*selector) (current); + /* The selector function might have changed errno. + * It was zero before and it need to be again to make + * the latter tests work. */ + if (! use_it) + __set_errno (0); + } + if (use_it) { struct dirent64 *vnew; size_t dsize; @@ -69,20 +80,21 @@ int scandir64(const char *dir, struct dirent64 ***namelist, names_size = 10; else names_size *= 2; - new = (struct dirent64 **) realloc (names, names_size * sizeof (struct dirent64 *)); + new = (struct dirent64 **) realloc (names, + names_size * sizeof (struct dirent64 *)); if (new == NULL) break; names = new; } - dsize = ¤t->d_name[_D_ALLOC_NAMLEN (current)] - (char *) current; + dsize = ¤t->d_name[_D_ALLOC_NAMLEN(current)] - (char*)current; vnew = (struct dirent64 *) malloc (dsize); if (vnew == NULL) break; names[pos++] = (struct dirent64 *) memcpy (vnew, current, dsize); } - + } if (unlikely(errno != 0)) { save = errno; |