diff options
Diffstat (limited to 'lib/libc/gen/readdir.c')
| -rw-r--r-- | lib/libc/gen/readdir.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/lib/libc/gen/readdir.c b/lib/libc/gen/readdir.c index d73ebcd2843..3d3b2a2012b 100644 --- a/lib/libc/gen/readdir.c +++ b/lib/libc/gen/readdir.c @@ -32,11 +32,13 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static char rcsid[] = "$OpenBSD: readdir.c,v 1.2 1996/08/19 08:25:35 tholo Exp $"; +static char rcsid[] = "$OpenBSD: readdir.c,v 1.3 1998/11/20 11:18:39 d Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/param.h> #include <dirent.h> +#include <errno.h> +#include "thread_private.h" /* * get next entry in a directory. @@ -73,3 +75,33 @@ readdir(dirp) return (dp); } } + +int +readdir_r(dirp, entry, result) + DIR *dirp; + struct dirent *entry; + struct dirent **result; +{ + struct dirent *dp; + int ret; + + if (dirp->dd_fd < 0) { + return EBADF; + } + if ((ret = _FD_LOCK(dirp->dd_fd, FD_READ, NULL)) != 0) + return ret; + errno = 0; + dp = readdir(dirp); + if (dp == NULL && errno != 0) { + _FD_UNLOCK(dirp->dd_fd, FD_READ); + return errno; + } + if (dp != NULL) + memcpy(entry, dp, sizeof *entry); + _FD_UNLOCK(dirp->dd_fd, FD_READ); + if (dp != NULL) + *result = entry; + else + *result = NULL; + return 0; +} |