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Move most init back into SetUpOnce

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Jōshin 2024-01-06 03:36:59 +00:00
parent 5ea567697d
commit 2869605486
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1 changed files with 32 additions and 33 deletions
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65
test/libc/calls/getprogramexecutablename_test.c
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@ -35,44 +35,43 @@
#include "libc/testlib/testlib.h"
static char *self;
static bool skiptests, skiparg0;
static bool loaded, skiptests, skiparg0;
void SetUpOnce(void) {
testlib_enable_tmp_setup_teardown();
if (IsMetal()) {
skiptests = true;
} else if (IsWindows()) {
/* do all tests */
} else if (!loaded) {
ASSERT_STRNE(self, "");
ASSERT_SYS(0, 3, open(self, O_RDONLY));
char buf[8];
ASSERT_SYS(0, 8, pread(3, buf, 8, 0));
ASSERT_SYS(0, 0, close(3));
if (READ64LE(buf) != READ64LE("MZqFpD='") &&
READ64LE(buf) != READ64LE("jartsr='") &&
READ64LE(buf) != READ64LE("APEDBG='")) {
// GetProgramExecutableName does not work reliably for assimilated
// OpenBSD or XNU binaries.
skiptests = IsOpenbsd() || (IsXnu() && !IsXnuSilicon());
}
} else {
skiparg0 =
!(IsXnuSilicon() || (getauxval(AT_FLAGS) & AT_FLAGS_PRESERVE_ARGV0));
}
fprintf(stderr, loaded ? "loaded\n" : "not loaded\n");
if (skiptests) {
fprintf(stderr, "skipping most GetProgramExecutableName tests\n");
} else if (skiparg0) {
fprintf(stderr, "skipping argv[0] tests\n");
}
}
__attribute__((__constructor__)) static void Child(int argc, char *argv[]) {
if (argc < 2 || strcmp(argv[1], "Child")) {
bool loaded = !!__program_executable_name;
self = GetProgramExecutableName();
if (IsMetal()) {
skiptests = true;
} else if (IsWindows()) {
/* do all tests */
} else if (!loaded) {
ASSERT_STRNE(self, "");
ASSERT_SYS(0, 3, open(self, O_RDONLY));
char buf[8];
ASSERT_SYS(0, 8, pread(3, buf, 8, 0));
ASSERT_SYS(0, 0, close(3));
if (READ64LE(buf) != READ64LE("MZqFpD='") &&
READ64LE(buf) != READ64LE("jartsr='") &&
READ64LE(buf) != READ64LE("APEDBG='")) {
// GetProgramExecutableName does not work reliably for assimilated
// OpenBSD or XNU binaries.
skiptests = IsOpenbsd() || (IsXnu() && !IsXnuSilicon());
}
} else {
skiparg0 =
!(IsXnuSilicon() || (getauxval(AT_FLAGS) & AT_FLAGS_PRESERVE_ARGV0));
}
fprintf(stderr, loaded ? "loaded\n" : "not loaded\n");
if (skiptests) {
fprintf(stderr, "skipping most GetProgramExecutableName tests\n");
} else if (skiparg0) {
fprintf(stderr, "skipping argv[0] tests\n");
}
} else {
loaded = !!__program_executable_name;
self = GetProgramExecutableName();
if (argc >= 2 && !strcmp(argv[1], "Child")) {
int rc;
if (!IsWindows()) {
rc = sys_chdir("/");
@ -82,7 +81,7 @@ __attribute__((__constructor__)) static void Child(int argc, char *argv[]) {
if (rc) {
exit(122);
}
if (strcmp(argv[2], GetProgramExecutableName())) {
if (strcmp(argv[2], self)) {
exit(123);
}
if (argc >= 4) {