c812be1395
freopen handles closing file descriptors on error, with the exception of fdopen'ed descriptors, so closing an already fclose'd file descriptor is incorrect CID: 1338525 Differential Revision: https://reviews.freebsd.org/D6013 MFC after: 2 weeks Reported by: Coverity Sponsored by: EMC / Isilon Storage Division
224 lines
5.6 KiB
C
224 lines
5.6 KiB
C
/*-
|
|
* Copyright (c) 2014 Jilles Tjoelker
|
|
* All rights reserved.
|
|
*
|
|
* 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 AUTHOR 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 AUTHOR 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>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <errno.h>
|
|
#include <paths.h>
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include <atf-c.h>
|
|
|
|
static void
|
|
runtest(const char *fname1, const char *mode1, const char *fname2,
|
|
const char *mode2, bool success)
|
|
{
|
|
FILE *fp1, *fp2;
|
|
const char *fname2_print;
|
|
|
|
fname2_print = fname2 != NULL ? fname2 : "<NULL>";
|
|
fp1 = fopen(fname1, mode1);
|
|
ATF_REQUIRE_MSG(fp1 != NULL,
|
|
"fopen(\"%s\", \"%s\") failed; errno=%d", fname1, mode1, errno);
|
|
fp2 = freopen(fname2, mode2, fp1);
|
|
if (fp2 == NULL) {
|
|
ATF_REQUIRE_MSG(success == false,
|
|
"freopen(\"%s\", \"%s\", fopen(\"%s\", \"%s\")) succeeded "
|
|
"unexpectedly", fname2_print, mode2, fname1, mode1);
|
|
return;
|
|
}
|
|
ATF_REQUIRE_MSG(success == true,
|
|
"freopen(\"%s\", \"%s\", fopen(\"%s\", \"%s\")) failed: %d",
|
|
fname2_print, mode2, fname1, mode1, errno);
|
|
fclose(fp2);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r__r__test);
|
|
ATF_TC_BODY(null__r__r__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r", NULL, "r", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__w__r__test);
|
|
ATF_TC_BODY(null__w__r__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "w", NULL, "r", false);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r_append__r__test);
|
|
ATF_TC_BODY(null__r_append__r__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r+", NULL, "r", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r__w__test);
|
|
ATF_TC_BODY(null__r__w__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r", NULL, "w", false);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__w__w__test);
|
|
ATF_TC_BODY(null__w__w__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "w", NULL, "w", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r_append__w__test);
|
|
ATF_TC_BODY(null__r_append__w__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r+", NULL, "w", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r__a__test);
|
|
ATF_TC_BODY(null__r__a__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r", NULL, "a", false);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__w__a__test);
|
|
ATF_TC_BODY(null__w__a__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "w", NULL, "a", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r_append__a__test);
|
|
ATF_TC_BODY(null__r_append__a__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r+", NULL, "a", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r__r_append__test);
|
|
ATF_TC_BODY(null__r__r_append__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r", NULL, "r+", false);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__w__r_append__test);
|
|
ATF_TC_BODY(null__w__r_append__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "w", NULL, "r+", false);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r_append__r_append__test);
|
|
ATF_TC_BODY(null__r_append__r_append__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r+", NULL, "r+", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r__w_append__test);
|
|
ATF_TC_BODY(null__r__w_append__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r", NULL, "w+", false);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__w__w_append__test);
|
|
ATF_TC_BODY(null__w__w_append__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "w", NULL, "w+", false);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(null__r_append__w_append__test);
|
|
ATF_TC_BODY(null__r_append__w_append__test, tc)
|
|
{
|
|
|
|
runtest(_PATH_DEVNULL, "r+", NULL, "w+", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(sh__r__r__test);
|
|
ATF_TC_BODY(sh__r__r__test, tc)
|
|
{
|
|
|
|
runtest("/bin/sh", "r", NULL, "r", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(sh__sh__r__r__test);
|
|
ATF_TC_BODY(sh__sh__r__r__test, tc)
|
|
{
|
|
|
|
runtest("/bin/sh", "r", "/bin/sh", "r", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(sh__null__r__r__test);
|
|
ATF_TC_BODY(sh__null__r__r__test, tc)
|
|
{
|
|
|
|
runtest("/bin/sh", "r", _PATH_DEVNULL, "r", true);
|
|
}
|
|
|
|
ATF_TC_WITHOUT_HEAD(sh__null__r__w__test);
|
|
ATF_TC_BODY(sh__null__r__w__test, tc)
|
|
{
|
|
|
|
runtest("/bin/sh", "r", _PATH_DEVNULL, "w", true);
|
|
}
|
|
|
|
ATF_TP_ADD_TCS(tp)
|
|
{
|
|
|
|
ATF_TP_ADD_TC(tp, null__r__r__test);
|
|
ATF_TP_ADD_TC(tp, null__w__r__test);
|
|
ATF_TP_ADD_TC(tp, null__r_append__r__test);
|
|
ATF_TP_ADD_TC(tp, null__r__w__test);
|
|
ATF_TP_ADD_TC(tp, null__w__w__test);
|
|
ATF_TP_ADD_TC(tp, null__r_append__w__test);
|
|
ATF_TP_ADD_TC(tp, null__r__a__test);
|
|
ATF_TP_ADD_TC(tp, null__w__a__test);
|
|
ATF_TP_ADD_TC(tp, null__r_append__a__test);
|
|
ATF_TP_ADD_TC(tp, null__r__r_append__test);
|
|
ATF_TP_ADD_TC(tp, null__w__r_append__test);
|
|
ATF_TP_ADD_TC(tp, null__r_append__r_append__test);
|
|
ATF_TP_ADD_TC(tp, null__r__w_append__test);
|
|
ATF_TP_ADD_TC(tp, null__w__w_append__test);
|
|
ATF_TP_ADD_TC(tp, null__r_append__w_append__test);
|
|
ATF_TP_ADD_TC(tp, sh__r__r__test);
|
|
ATF_TP_ADD_TC(tp, sh__sh__r__r__test);
|
|
ATF_TP_ADD_TC(tp, sh__null__r__r__test);
|
|
ATF_TP_ADD_TC(tp, sh__null__r__w__test);
|
|
|
|
return (atf_no_error());
|
|
}
|
|
|
|
/*
|
|
vim:ts=8:cin:sw=8
|
|
*/
|