diff options
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/gen/readdir.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/lib/libc/gen/readdir.c b/lib/libc/gen/readdir.c index 9b8c175..2e91a9a 100644 --- a/lib/libc/gen/readdir.c +++ b/lib/libc/gen/readdir.c @@ -89,34 +89,37 @@ readdir_r(dirp, entry, result) struct dirent **result; { struct dirent *dp; - int ret; + int ret, saved_errno; - if (dirp->dd_fd < 0) { - return EBADF; - } #ifdef _THREAD_SAFE - if ((ret = _FD_LOCK(dirp->dd_fd, FD_READ, NULL)) != 0) { - return ret; - } + if ((ret = _FD_LOCK(dirp->dd_fd, FD_READ, NULL)) != 0) + return (ret); #endif + + saved_errno = errno; errno = 0; dp = readdir(dirp); - if (dp == NULL && errno != 0) { + if (errno != 0) { + if (dp == NULL) { #ifdef _THREAD_SAFE - _FD_UNLOCK(dirp->dd_fd, FD_READ); + _FD_UNLOCK(dirp->dd_fd, FD_READ); #endif - return errno; - } - if (dp != NULL) { + return (errno); + } + } else + errno = saved_errno; + + if (dp != NULL) memcpy(entry, dp, sizeof *entry); - } + #ifdef _THREAD_SAFE _FD_UNLOCK(dirp->dd_fd, FD_READ); #endif - if (dp != NULL) { + + if (dp != NULL) *result = entry; - } else { + else *result = NULL; - } - return 0; + + return (0); } |
