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Make posix_spawn faster on Windows

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This commit is contained in:
Justine Tunney 2023-08-20 02:13:02 -07:00
parent d6f72aa4a6
commit ec957491ea
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GPG key ID: BE714B4575D6E328
15 changed files with 514 additions and 123 deletions
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3
libc/intrin/cosmo_once.c
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@ -16,6 +16,7 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/atomic.h"
#include "libc/cosmo.h"
#include "libc/errno.h"
#include "libc/intrin/atomic.h"
@ -35,7 +36,7 @@
*
* @return 0 on success, or errno on error
*/
errno_t cosmo_once(_Atomic(uint32_t) *once, void init(void)) {
errno_t cosmo_once(atomic_uint *once, void init(void)) {
uint32_t old;
switch ((old = atomic_load_explicit(once, memory_order_relaxed))) {
case INIT:

9
libc/intrin/createdirectory.c
View file

@ -30,13 +30,12 @@ __msabi extern typeof(CreateDirectory) *const __imp_CreateDirectoryW;
* @return handle, or -1 on failure
* @note this wrapper takes care of ABI, STRACE(), and __winerr()
*/
textwindows bool32
CreateDirectory(const char16_t *lpPathName,
struct NtSecurityAttributes *lpSecurityAttributes) {
textwindows bool32 CreateDirectory(const char16_t *lpPathName,
struct NtSecurityAttributes *lpSecurity) {
bool32 ok;
ok = __imp_CreateDirectoryW(lpPathName, lpSecurityAttributes);
ok = __imp_CreateDirectoryW(lpPathName, lpSecurity);
if (!ok) __winerr();
NTTRACE("CreateDirectory(%#hs, %s) → %hhhd% m", lpPathName,
DescribeNtSecurityAttributes(lpSecurityAttributes), ok);
DescribeNtSecurityAttributes(lpSecurity), ok);
return ok;
}