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- /*
- * Copyright (c) 1983 Regents of the University of California.
- * All rights reserved. The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
- */
-
- #if defined(LIBC_SCCS) && !defined(lint)
- static char sccsid[] = "@(#)opendir.c 5.2 (Berkeley) 3/9/86";
- #endif LIBC_SCCS and not lint
-
- #include <stdlib.h>
- #include <sys/param.h>
- #include <sys/dir.h>
- #include <sys/file.h>
- #include <sys/stat.h>
- #include <errno.h>
-
- /*
- * open a directory.
- */
- DIR *
- opendir(name)
- char *name;
- {
- register DIR *dirp;
- register int fd;
- struct stat statBuf;
-
- if (stat(name, &statBuf) == -1) {
- return NULL;
- }
- if (!S_ISDIR(statBuf.st_mode)) {
- errno = ENOTDIR;
- return NULL;
- }
- if ((fd = open(name, O_RDONLY, 0)) == -1) {
- return NULL;
- }
- if ((dirp = (DIR *)malloc(sizeof(DIR))) == NULL) {
- close (fd);
- return NULL;
- }
- dirp->dd_fd = fd;
- dirp->dd_loc = 0;
- return dirp;
- }
-