git.saurik.com Git - apple/xnu.git/blame - tests/posix_spawn_file_actions_add_fileportdup2

Commit	Line	Data
cb323159 A	1	#include <darwintest.h>
	2
	3	#include <errno.h>
	4	#include <libproc.h>
	5	#include <signal.h>
	6	#include <spawn.h>
	7	#include <spawn_private.h>
	8	#include <stdbool.h>
	9	#include <stdint.h>
	10	#include <stdio.h>
	11	#include <stdlib.h>
	12	#include <string.h>
	13	#include <sys/proc_info.h>
	14	#include <sys/spawn_internal.h>
	15	#include <sys/sysctl.h>
	16	#include <sysexits.h>
	17	#include <unistd.h>
	18	#include <sys/fileport.h>
	19
	20	T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
	21
	22	T_DECL(posix_spawn_file_actions_add_fileportdup2_np,
	23	"Check posix_spawnattr for posix_spawn_file_actions_add_fileportdup2_np",
	24	T_META_ASROOT(true))
	25	{
	26	posix_spawnattr_t attr;
	27	posix_spawn_file_actions_t fact;
	28	int ret, pipes[2];
	29	mach_port_t mp;
	30
	31	ret = pipe(pipes);
	32	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "pipe");
	33
	34	ret = fileport_makeport(pipes[1], &mp);
	35	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "fileport_makefd");
	36
	37	ret = posix_spawnattr_init(&attr);
	38	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawnattr_init");
	39
	40	ret = posix_spawn_file_actions_init(&fact);
	41	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn_file_actions_init");
	42
	43	ret = posix_spawn_file_actions_add_fileportdup2_np(&fact, mp, STDOUT_FILENO);
	44	T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn_file_actions_add_fileportdup2_np");
	45
	46	char * const prog = "/bin/echo";
	47	char * const argv_child[] = { prog, "1", NULL };
	48	pid_t child_pid;
	49	extern char **environ;
	50
	51	ret = posix_spawn(&child_pid, prog, &fact, &attr, argv_child, environ);
	52	T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn");
	53
	54	ret = posix_spawn_file_actions_destroy(&fact);
	55	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawn_file_actions_destroy");
	56
	57	ret = posix_spawnattr_destroy(&attr);
	58	T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "posix_spawnattr_destroy");
	59
	60	T_LOG("parent: spawned child with pid %d\n", child_pid);
	61
	62	int status = 0;
	63	int waitpid_result = waitpid(child_pid, &status, 0);
	64	T_ASSERT_POSIX_SUCCESS(waitpid_result, "waitpid");
65	T_ASSERT_EQ(waitpid_result, child_pid, "waitpid should return child we spawned");
66	T_ASSERT_EQ(WIFEXITED(status), 1, "child should have exited normally");
67	T_ASSERT_EQ(WEXITSTATUS(status), EX_OK, "child should have exited with success");
68
69	char buf[1];
70	ssize_t rc = read(pipes[0], buf, sizeof(buf));
71	T_ASSERT_POSIX_SUCCESS(rc, "read");
72	T_ASSERT_EQ(rc, 1l, "should have read one byte");
73	T_ASSERT_EQ(buf[0], '1', "should have read '1'");
74	}