diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/c063/t_linkat.c')
| -rw-r--r-- | contrib/netbsd-tests/lib/libc/c063/t_linkat.c | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/c063/t_linkat.c b/contrib/netbsd-tests/lib/libc/c063/t_linkat.c new file mode 100644 index 0000000..b49a3f0 --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/c063/t_linkat.c @@ -0,0 +1,217 @@ +/* $NetBSD: t_linkat.c,v 1.2 2013/03/17 04:46:06 jmmv Exp $ */ + +/*- + * Copyright (c) 2012 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Emmanuel Dreyfus. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +#include <sys/cdefs.h> +__RCSID("$NetBSD: t_linkat.c,v 1.2 2013/03/17 04:46:06 jmmv Exp $"); + +#include <atf-c.h> +#include <errno.h> +#include <fcntl.h> +#include <limits.h> +#include <paths.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <sys/param.h> +#include <sys/stat.h> + +#define ODIR "olddir" +#define NDIR "newdir" +#define FILE "olddir/old" +#define BASEFILE "old" +#define RELFILE "../olddir/old" +#define TARGET "newdir/new" +#define BASETARGET "new" +#define LINK "olddir/symlink" +#define BASELINK "symlink" +#define FILEERR "olddir/olderr" + +ATF_TC(linkat_fd); +ATF_TC_HEAD(linkat_fd, tc) +{ + atf_tc_set_md_var(tc, "descr", "See that linkat works with fd"); +} +ATF_TC_BODY(linkat_fd, tc) +{ + int ofd, nfd, fd; + struct stat ost, nst; + + ATF_REQUIRE(mkdir(ODIR, 0755) == 0); + ATF_REQUIRE(mkdir(NDIR, 0755) == 0); + ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); + ATF_REQUIRE(close(fd) != -1); + + ATF_REQUIRE((ofd = open(ODIR, O_RDONLY, 0)) != -1); + ATF_REQUIRE((nfd = open(NDIR, O_RDONLY, 0)) != -1); + ATF_REQUIRE(linkat(ofd, BASEFILE, nfd, BASETARGET, 0) == 0); + ATF_REQUIRE(close(ofd) == 0); + ATF_REQUIRE(close(nfd) == 0); + + ATF_REQUIRE(stat(FILE, &ost) == 0); + ATF_REQUIRE(stat(TARGET, &nst) == 0); + ATF_REQUIRE(ost.st_ino == nst.st_ino); +} + +ATF_TC(linkat_fdcwd); +ATF_TC_HEAD(linkat_fdcwd, tc) +{ + atf_tc_set_md_var(tc, "descr", + "See that linkat works with fd as AT_FDCWD"); +} +ATF_TC_BODY(linkat_fdcwd, tc) +{ + int fd; + struct stat ost, nst; + + ATF_REQUIRE(mkdir(ODIR, 0755) == 0); + ATF_REQUIRE(mkdir(NDIR, 0755) == 0); + ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); + ATF_REQUIRE(close(fd) != -1); + + ATF_REQUIRE(linkat(AT_FDCWD, FILE, AT_FDCWD, TARGET, 0) == 0); + + ATF_REQUIRE(stat(FILE, &ost) == 0); + ATF_REQUIRE(stat(TARGET, &nst) == 0); + ATF_REQUIRE(ost.st_ino == nst.st_ino); +} + +ATF_TC(linkat_fdcwderr); +ATF_TC_HEAD(linkat_fdcwderr, tc) +{ + atf_tc_set_md_var(tc, "descr", + "See that linkat fails with fd as AT_FDCWD and bad path"); +} +ATF_TC_BODY(linkat_fdcwderr, tc) +{ + int fd; + + ATF_REQUIRE(mkdir(ODIR, 0755) == 0); + ATF_REQUIRE(mkdir(NDIR, 0755) == 0); + ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); + ATF_REQUIRE(close(fd) != -1); + + ATF_REQUIRE(linkat(AT_FDCWD, FILEERR, AT_FDCWD, TARGET, 0) == -1); +} + +ATF_TC(linkat_fderr); +ATF_TC_HEAD(linkat_fderr, tc) +{ + atf_tc_set_md_var(tc, "descr", "See that linkat fails with fd as -1"); +} +ATF_TC_BODY(linkat_fderr, tc) +{ + int fd; + + ATF_REQUIRE(mkdir(ODIR, 0755) == 0); + ATF_REQUIRE(mkdir(NDIR, 0755) == 0); + ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); + ATF_REQUIRE(close(fd) != -1); + + ATF_REQUIRE(linkat(-1, FILE, AT_FDCWD, TARGET, 0) == -1); + ATF_REQUIRE(linkat(AT_FDCWD, FILE, -1, TARGET, 0) == -1); + ATF_REQUIRE(linkat(-1, FILE, -1, TARGET, 0) == -1); +} + +ATF_TC(linkat_fdlink1); +ATF_TC_HEAD(linkat_fdlink1, tc) +{ + atf_tc_set_md_var(tc, "descr", "See that linkat works on symlink target"); +} +ATF_TC_BODY(linkat_fdlink1, tc) +{ + int ofd, nfd, fd; + struct stat ost, nst; + + ATF_REQUIRE(mkdir(ODIR, 0755) == 0); + ATF_REQUIRE(mkdir(NDIR, 0755) == 0); + ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); + ATF_REQUIRE(close(fd) != -1); + ATF_REQUIRE(symlink(RELFILE, LINK) == 0); + + ATF_REQUIRE((ofd = open(ODIR, O_RDONLY, 0)) != -1); + ATF_REQUIRE((nfd = open(NDIR, O_RDONLY, 0)) != -1); + ATF_REQUIRE(linkat(ofd, BASELINK, nfd, BASETARGET, + AT_SYMLINK_FOLLOW) == 0); + ATF_REQUIRE(close(ofd) == 0); + ATF_REQUIRE(close(nfd) == 0); + + ATF_REQUIRE(lstat(LINK, &ost) == 0); + ATF_REQUIRE(lstat(TARGET, &nst) == 0); + ATF_REQUIRE(ost.st_ino != nst.st_ino); + + ATF_REQUIRE(lstat(FILE, &ost) == 0); + ATF_REQUIRE(lstat(TARGET, &nst) == 0); + ATF_REQUIRE(ost.st_ino == nst.st_ino); +} + + +ATF_TC(linkat_fdlink2); +ATF_TC_HEAD(linkat_fdlink2, tc) +{ + atf_tc_set_md_var(tc, "descr", "See that linkat works on symlink source"); +} +ATF_TC_BODY(linkat_fdlink2, tc) +{ + int ofd, nfd, fd; + struct stat ost, nst; + + ATF_REQUIRE(mkdir(ODIR, 0755) == 0); + ATF_REQUIRE(mkdir(NDIR, 0755) == 0); + ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); + ATF_REQUIRE(close(fd) != -1); + ATF_REQUIRE(symlink(RELFILE, LINK) == 0); + + ATF_REQUIRE((ofd = open(ODIR, O_RDONLY, 0)) != -1); + ATF_REQUIRE((nfd = open(NDIR, O_RDONLY, 0)) != -1); + ATF_REQUIRE(linkat(ofd, BASELINK, nfd, BASETARGET, 0) == 0); + ATF_REQUIRE(close(ofd) == 0); + ATF_REQUIRE(close(nfd) == 0); + + ATF_REQUIRE(lstat(LINK, &ost) == 0); + ATF_REQUIRE(lstat(TARGET, &nst) == 0); + ATF_REQUIRE(ost.st_ino == nst.st_ino); + + ATF_REQUIRE(lstat(FILE, &ost) == 0); + ATF_REQUIRE(lstat(TARGET, &nst) == 0); + ATF_REQUIRE(ost.st_ino != nst.st_ino); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, linkat_fd); + ATF_TP_ADD_TC(tp, linkat_fdcwd); + ATF_TP_ADD_TC(tp, linkat_fdcwderr); + ATF_TP_ADD_TC(tp, linkat_fderr); + ATF_TP_ADD_TC(tp, linkat_fdlink1); + ATF_TP_ADD_TC(tp, linkat_fdlink2); + + return atf_no_error(); +} |
