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Improve system call support on NT

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- Improve i/o perf on New Technology
- Code cleanup on read() for New Technology
- Fix bad bug with dup() of socket on New Technology
- Clean up some more strace errors on New Technology
This commit is contained in:
Justine Tunney 2022-04-07 20:30:04 -07:00
parent 29bf8b1a30
commit 4f98ad1054
79 changed files with 707 additions and 197 deletions
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9
libc/calls/dup-nt.c
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@ -17,11 +17,13 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/bits/bits.h"
#include "libc/bits/weaken.h"
#include "libc/calls/calls.h"
#include "libc/calls/internal.h"
#include "libc/mem/mem.h"
#include "libc/nt/files.h"
#include "libc/nt/runtime.h"
#include "libc/sock/internal.h"
#include "libc/sysv/consts/o.h"
#include "libc/sysv/errfuns.h"
@ -47,8 +49,13 @@ textwindows int sys_dup_nt(int oldfd, int newfd, int flags) {
if (DuplicateHandle(proc, g_fds.p[oldfd].handle, proc, &g_fds.p[newfd].handle,
0, true, kNtDuplicateSameAccess)) {
g_fds.p[newfd].kind = g_fds.p[oldfd].kind;
g_fds.p[newfd].extra = g_fds.p[oldfd].extra;
g_fds.p[newfd].flags = flags;
if (g_fds.p[oldfd].kind == kFdSocket && weaken(_dupsockfd)) {
g_fds.p[newfd].extra =
(intptr_t)weaken(_dupsockfd)((struct SockFd *)g_fds.p[oldfd].extra);
} else {
g_fds.p[newfd].extra = g_fds.p[oldfd].extra;
}
return newfd;
} else {
__releasefd(newfd);