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Diffstat (limited to 'testcases/kernel/containers/libclone/libclone.c')
-rw-r--r-- | testcases/kernel/containers/libclone/libclone.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/testcases/kernel/containers/libclone/libclone.c b/testcases/kernel/containers/libclone/libclone.c deleted file mode 100644 index db0d9b2a5..000000000 --- a/testcases/kernel/containers/libclone/libclone.c +++ /dev/null @@ -1,142 +0,0 @@ -/* -* Copyright (c) International Business Machines Corp., 2007 -* This program is free software; you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation; either version 2 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See -* the GNU General Public License for more details. -* You should have received a copy of the GNU General Public License -* along with this program; if not, write to the Free Software -* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA -* -***************************************************************************/ -#include "libclone.h" - -int do_clone_tests(unsigned long clone_flags, - int (*fn1) (void *arg), void *arg1, - int (*fn2) (void *arg), void *arg2) -{ - int ret; - - ret = ltp_clone_quick(clone_flags | SIGCHLD, fn1, arg1); - - if (ret == -1) { - return -1; - } - if (fn2) - ret = fn2(arg2); - else - ret = 0; - - return ret; -} - -int do_unshare_tests(unsigned long clone_flags, - int (*fn1) (void *arg), void *arg1, - int (*fn2) (void *arg), void *arg2) -{ - int pid, ret = 0; - int retpipe[2]; - char buf[2]; - - if (pipe(retpipe) == -1) { - perror("pipe"); - return -1; - } - pid = fork(); - if (pid == -1) { - perror("fork"); - close(retpipe[0]); - close(retpipe[1]); - return -1; - } - if (pid == 0) { - close(retpipe[0]); - ret = tst_syscall(SYS_unshare, clone_flags); - if (ret == -1) { - if (write(retpipe[1], "0", 2) < 0) { - perror("unshare:write(retpipe[1], ..)"); - } - close(retpipe[1]); - exit(1); - } else { - if (write(retpipe[1], "1", 2) < 0) { - perror("unshare:write(retpipe[1], ..)"); - } - } - close(retpipe[1]); - ret = fn1(arg1); - exit(ret); - } else { - close(retpipe[1]); - if (read(retpipe[0], &buf, 2) < 0) { - perror("unshare:read(retpipe[0], ..)"); - } - close(retpipe[0]); - if (*buf == '0') - return -1; - if (fn2) - ret = fn2(arg2); - } - - return ret; -} - -int do_plain_tests(int (*fn1) (void *arg), void *arg1, - int (*fn2) (void *arg), void *arg2) -{ - int ret = 0, pid; - - pid = fork(); - if (pid == -1) { - perror("fork"); - return -1; - } - if (pid == 0) - exit(fn1(arg1)); - if (fn2) - ret = fn2(arg2); - return ret; -} - -int do_clone_unshare_test(int use_clone, unsigned long clone_flags, - int (*fn1) (void *arg), void *arg1) -{ - switch (use_clone) { - case T_NONE: - return do_plain_tests(fn1, arg1, NULL, NULL); - case T_CLONE: - return do_clone_tests(clone_flags, fn1, arg1, NULL, NULL); - case T_UNSHARE: - return do_unshare_tests(clone_flags, fn1, arg1, NULL, NULL); - default: - printf("%s: bad use_clone option: %d\n", __FUNCTION__, - use_clone); - return -1; - } -} - -/* - * Run fn1 in a unshared environmnent, and fn2 in the original context - */ -int do_clone_unshare_tests(int use_clone, unsigned long clone_flags, - int (*fn1) (void *arg), void *arg1, - int (*fn2) (void *arg), void *arg2) -{ - switch (use_clone) { - case T_NONE: - return do_plain_tests(fn1, arg1, fn2, arg2); - case T_CLONE: - return do_clone_tests(clone_flags, fn1, arg1, fn2, arg2); - case T_UNSHARE: - return do_unshare_tests(clone_flags, fn1, arg1, fn2, arg2); - default: - printf("%s: bad use_clone option: %d\n", __FUNCTION__, - use_clone); - return -1; - } -} |