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add a symlink test

This commit is contained in:
christos 2017-11-06 17:32:53 +00:00
parent e5c2d6aa5f
commit f3898d4d3b
1 changed files with 40 additions and 2 deletions
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42
tests/lib/libc/stdio/t_fopen.c
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@ -1,4 +1,4 @@
/* $NetBSD: t_fopen.c,v 1.3 2011/09/14 14:34:37 martin Exp $ */
/* $NetBSD: t_fopen.c,v 1.4 2017/11/06 17:32:53 christos Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
@ -29,7 +29,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_fopen.c,v 1.3 2011/09/14 14:34:37 martin Exp $");
__RCSID("$NetBSD: t_fopen.c,v 1.4 2017/11/06 17:32:53 christos Exp $");
#include <atf-c.h>
#include <errno.h>
@ -336,6 +336,43 @@ ATF_TC_BODY(fopen_regular, tc)
}
}
static char linkpath[] = "symlink";
ATF_TC_WITH_CLEANUP(fopen_symlink);
ATF_TC_HEAD(fopen_symlink, tc)
{
atf_tc_set_md_var(tc, "descr", "Test fopen(3) with 'l' mode");
}
ATF_TC_BODY(fopen_symlink, tc)
{
static const char *mode[] = { "rl", "r+l", "wl", "w+l", "al", "a+l" };
size_t j;
FILE *f;
ATF_CHECK(symlink("/dev/null", linkpath) != -1);
for (j = 0; j < __arraycount(mode); j++) {
errno = 0;
f = fopen(linkpath, mode[j]);
if (f == NULL && errno == EFTYPE)
continue;
if (f != NULL)
(void)fclose(f);
atf_tc_fail_nonfatal("opened %s as %s", linkpath, mode[j]);
}
ATF_REQUIRE(unlink(linkpath) == 0);
}
ATF_TC_CLEANUP(fopen_symlink, tc)
{
(void)unlink(linkpath);
}
ATF_TC_WITH_CLEANUP(fopen_seek);
ATF_TC_HEAD(fopen_seek, tc)
{
@ -435,6 +472,7 @@ ATF_TP_ADD_TCS(tp)
ATF_TP_ADD_TC(tp, fopen_mode);
ATF_TP_ADD_TC(tp, fopen_perm);
ATF_TP_ADD_TC(tp, fopen_regular);
ATF_TP_ADD_TC(tp, fopen_symlink);
ATF_TP_ADD_TC(tp, fopen_seek);
ATF_TP_ADD_TC(tp, freopen_std);