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Revert "Rewrite ZipOS"

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This reverts commit b01282e23e. Some tests
are broken. It's not clear how it'll impact metal yet. Let's revisit the
memory optimization benefits of this change again sometime soon.
This commit is contained in:
Justine Tunney 2023-10-03 14:40:03 -07:00
parent ee8a861635
commit ff250a0c10
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GPG key ID: BE714B4575D6E328
21 changed files with 420 additions and 407 deletions
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19
libc/runtime/zipos-close.c
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@ -16,7 +16,6 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/internal.h"
#include "libc/calls/state.internal.h"
#include "libc/calls/syscall-sysv.internal.h"
@ -31,14 +30,16 @@
* @vforksafe
*/
int __zipos_close(int fd) {
if (__vforked) {
sys_close(fd);
return 0;
int rc;
struct ZiposHandle *h;
h = (struct ZiposHandle *)(intptr_t)g_fds.p[fd].handle;
if (!IsWindows()) {
rc = sys_close(fd);
} else {
rc = 0; // no system file descriptor needed on nt
}
if (!__vforked) {
__zipos_free(h);
}
struct ZiposHandle *h = (struct ZiposHandle *)(intptr_t)g_fds.p[fd].handle;
g_fds.p[fd].handle = h->handle;
g_fds.p[fd].kind = kFdFile;
int rc = close(fd);
__zipos_free(h);
return rc;
}