xref: /xnu-12377.1.9/tests/posix_spawn_file_actions_add_fileportdup2_np.c (revision f6217f891ac0bb64f3d375211650a4c1ff8ca1ea)
1*f6217f89SApple OSS Distributions #include <darwintest.h>
2*f6217f89SApple OSS Distributions 
3*f6217f89SApple OSS Distributions #include <errno.h>
4*f6217f89SApple OSS Distributions #include <libproc.h>
5*f6217f89SApple OSS Distributions #include <signal.h>
6*f6217f89SApple OSS Distributions #include <spawn.h>
7*f6217f89SApple OSS Distributions #include <spawn_private.h>
8*f6217f89SApple OSS Distributions #include <stdbool.h>
9*f6217f89SApple OSS Distributions #include <stdint.h>
10*f6217f89SApple OSS Distributions #include <stdio.h>
11*f6217f89SApple OSS Distributions #include <stdlib.h>
12*f6217f89SApple OSS Distributions #include <string.h>
13*f6217f89SApple OSS Distributions #include <sys/proc_info.h>
14*f6217f89SApple OSS Distributions #include <sys/spawn_internal.h>
15*f6217f89SApple OSS Distributions #include <sys/sysctl.h>
16*f6217f89SApple OSS Distributions #include <sysexits.h>
17*f6217f89SApple OSS Distributions #include <unistd.h>
18*f6217f89SApple OSS Distributions #include <sys/fileport.h>
19*f6217f89SApple OSS Distributions 
20*f6217f89SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
21*f6217f89SApple OSS Distributions 
22*f6217f89SApple OSS Distributions T_DECL(posix_spawn_file_actions_add_fileportdup2_np,
23*f6217f89SApple OSS Distributions     "Check posix_spawnattr for posix_spawn_file_actions_add_fileportdup2_np",
24*f6217f89SApple OSS Distributions     T_META_ASROOT(true), T_META_TAG_VM_PREFERRED)
25*f6217f89SApple OSS Distributions {
26*f6217f89SApple OSS Distributions 	posix_spawnattr_t attr;
27*f6217f89SApple OSS Distributions 	posix_spawn_file_actions_t fact;
28*f6217f89SApple OSS Distributions 	int ret, pipes[2];
29*f6217f89SApple OSS Distributions 	mach_port_t mp;
30*f6217f89SApple OSS Distributions 
31*f6217f89SApple OSS Distributions 	ret = pipe(pipes);
32*f6217f89SApple OSS Distributions 	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "pipe");
33*f6217f89SApple OSS Distributions 
34*f6217f89SApple OSS Distributions 	ret = fileport_makeport(pipes[1], &mp);
35*f6217f89SApple OSS Distributions 	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "fileport_makefd");
36*f6217f89SApple OSS Distributions 
37*f6217f89SApple OSS Distributions 	ret = posix_spawnattr_init(&attr);
38*f6217f89SApple OSS Distributions 	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawnattr_init");
39*f6217f89SApple OSS Distributions 
40*f6217f89SApple OSS Distributions 	ret = posix_spawn_file_actions_init(&fact);
41*f6217f89SApple OSS Distributions 	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn_file_actions_init");
42*f6217f89SApple OSS Distributions 
43*f6217f89SApple OSS Distributions 	ret = posix_spawn_file_actions_add_fileportdup2_np(&fact, mp, STDOUT_FILENO);
44*f6217f89SApple OSS Distributions 	T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn_file_actions_add_fileportdup2_np");
45*f6217f89SApple OSS Distributions 
46*f6217f89SApple OSS Distributions 	char * const prog = "/bin/echo";
47*f6217f89SApple OSS Distributions 	char * const argv_child[] = { prog, "1", NULL };
48*f6217f89SApple OSS Distributions 	pid_t child_pid;
49*f6217f89SApple OSS Distributions 	extern char   **environ;
50*f6217f89SApple OSS Distributions 
51*f6217f89SApple OSS Distributions 	ret = posix_spawn(&child_pid, prog, &fact, &attr, argv_child, environ);
52*f6217f89SApple OSS Distributions 	T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn");
53*f6217f89SApple OSS Distributions 
54*f6217f89SApple OSS Distributions 	ret = posix_spawn_file_actions_destroy(&fact);
55*f6217f89SApple OSS Distributions 	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn_file_actions_destroy");
56*f6217f89SApple OSS Distributions 
57*f6217f89SApple OSS Distributions 	ret = posix_spawnattr_destroy(&attr);
58*f6217f89SApple OSS Distributions 	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawnattr_destroy");
59*f6217f89SApple OSS Distributions 
60*f6217f89SApple OSS Distributions 	T_LOG("parent: spawned child with pid %d\n", child_pid);
61*f6217f89SApple OSS Distributions 
62*f6217f89SApple OSS Distributions 	int status = 0;
63*f6217f89SApple OSS Distributions 	int waitpid_result = waitpid(child_pid, &status, 0);
64*f6217f89SApple OSS Distributions 	T_ASSERT_POSIX_SUCCESS(waitpid_result, "waitpid");
65*f6217f89SApple OSS Distributions 	T_ASSERT_EQ(waitpid_result, child_pid, "waitpid should return child we spawned");
66*f6217f89SApple OSS Distributions 	T_ASSERT_EQ(WIFEXITED(status), 1, "child should have exited normally");
67*f6217f89SApple OSS Distributions 	T_ASSERT_EQ(WEXITSTATUS(status), EX_OK, "child should have exited with success");
68*f6217f89SApple OSS Distributions 
69*f6217f89SApple OSS Distributions 	char buf[1];
70*f6217f89SApple OSS Distributions 	ssize_t rc = read(pipes[0], buf, sizeof(buf));
71*f6217f89SApple OSS Distributions 	T_ASSERT_POSIX_SUCCESS(rc, "read");
72*f6217f89SApple OSS Distributions 	T_ASSERT_EQ(rc, 1l, "should have read one byte");
73*f6217f89SApple OSS Distributions 	T_ASSERT_EQ(buf[0], '1', "should have read '1'");
74*f6217f89SApple OSS Distributions }
75