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opendir.c,v
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1992-01-10
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124 lines
head 1.4;
branch ;
access ;
symbols ;
locks ; strict;
comment @ * @;
1.4
date 92.01.10.15.44.17; author mottsmth; state Exp;
branches ;
next 1.3;
1.3
date 88.07.28.17.29.46; author ouster; state Exp;
branches ;
next 1.2;
1.2
date 88.07.25.10.40.34; author ouster; state Exp;
branches ;
next 1.1;
1.1
date 88.06.26.15.45.58; author ouster; state Exp;
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desc
@@
1.4
log
@Make sure it's a directory before we open it.
@
text
@/*
* 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;
}
@
1.3
log
@Lint.
@
text
@d15 2
d22 1
a22 1
opendir(name)
d27 1
d29 1
a29 1
if ((fd = open(name, O_RDONLY, 0)) == -1)
d31 8
@
1.2
log
@Lint cleanup.
@
text
@d14 1
d26 1
a26 1
if ((fd = open(name, 0)) == -1)
@
1.1
log
@Initial revision
@
text
@d11 1
@