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https://github.com/darlinghq/darling-xnu.git
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67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
#include <darwintest.h>
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#include <mach-o/dyld.h>
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#include <spawn.h>
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#include <unistd.h>
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#include <sys/wait.h>
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static void
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run_test(const char *name, cpu_type_t type, cpu_subtype_t subtype)
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{
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int ret, pid;
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posix_spawnattr_t spawnattr;
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char path[1024];
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uint32_t size = sizeof(path);
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cpu_type_t cpuprefs[] = { type };
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cpu_type_t subcpuprefs[] = { subtype };
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T_QUIET; T_ASSERT_EQ(_NSGetExecutablePath(path, &size), 0, NULL);
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T_QUIET; T_ASSERT_LT(strlcat(path, "_helper", size), (unsigned long)size, NULL);
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ret = posix_spawnattr_init(&spawnattr);
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T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "%s: posix_spawnattr_init", name);
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ret = posix_spawnattr_setarchpref_np(&spawnattr, sizeof(cpuprefs) / sizeof(cpuprefs[0]), cpuprefs, subcpuprefs, NULL);
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T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "%s: posix_spawnattr_setarchpref_np", name);
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ret = posix_spawn(&pid, path, NULL, &spawnattr, NULL, NULL);
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T_ASSERT_EQ(ret, 0, "%s: posix_spawn should succeed", name);
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int wait_ret = 0;
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ret = waitpid(pid, &wait_ret, 0);
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T_QUIET; T_ASSERT_EQ(ret, pid, "%s: child pid", name);
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T_QUIET; T_ASSERT_EQ(WIFEXITED(wait_ret), 1, "%s: child process should have called exit()", name);
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if (subtype != CPU_SUBTYPE_ANY) {
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T_ASSERT_EQ(WEXITSTATUS(wait_ret), subtype, "%s: child process should be running with %d subtype", name, subtype);
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}
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ret = posix_spawnattr_destroy(&spawnattr);
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T_QUIET; T_ASSERT_EQ(ret, 0, "%s: posix_spawnattr_destroy", name);
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}
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T_DECL(posix_spawn_archpref, "verify posix_spawn_setarchpref_np can select slices")
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{
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#if defined(__x86_64__)
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run_test("x86_64", CPU_TYPE_X86_64, CPU_SUBTYPE_X86_64_ALL);
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#endif /* defined(__x86_64__) */
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#if defined(__arm64__) && defined(__LP64__)
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run_test("arm64", CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_ALL);
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#endif /* defined(__arm64__) && defined(__LP64__) */
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#if defined(__arm64e__)
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run_test("arm64e", CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64E);
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#endif /* defined(__arm64e__) */
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#if defined(__x86_64__)
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run_test("any (x86_64)", CPU_TYPE_X86_64, CPU_SUBTYPE_ANY);
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#elif defined(__arm64__) && defined(__LP64__)
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run_test("any (arm64)", CPU_TYPE_ARM64, CPU_SUBTYPE_ANY);
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#elif defined(__arm64__)
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run_test("any (arm64_32)", CPU_TYPE_ARM64_32, CPU_SUBTYPE_ANY);
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#elif defined(__arm__)
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run_test("any (arm)", CPU_TYPE_ARM, CPU_SUBTYPE_ANY);
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#else
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#error unknown architecture
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#endif
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}
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