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Make improvements for Actually Portable Emacs

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- Get SIGWINCH working again on the New Technology
- Correctly handle O_NOFOLLOW in open() on Windows
- Implement synthetic umask() functionality on Windows
- Do a better job managing file execute access on Windows
- Fill in `st_uid` and `st_gid` with username hash on Windows
- Munge UNICODE control pictures into control codes on Windows
- Do a better job ensuring Windows console settings are restored
- Introduce KPRINTF_LOG environment variable to log kprintf to a file
This commit is contained in:
Justine Tunney 2023-08-19 06:41:06 -07:00
parent 9c7b81ee0f
commit 965516e313
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
108 changed files with 1126 additions and 807 deletions
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13
libc/calls/interrupts-nt.c
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@ -33,8 +33,8 @@
#include "libc/thread/thread.h"
#include "libc/thread/tls.h"
textwindows int _check_interrupts(int sigops, struct Fd *fd) {
int e, rc;
textwindows int _check_interrupts(int sigops) {
int e, rc, flags = 0;
e = errno;
if (_weaken(pthread_testcancel_np) &&
(rc = _weaken(pthread_testcancel_np)())) {
@ -42,21 +42,22 @@ textwindows int _check_interrupts(int sigops, struct Fd *fd) {
return -1;
}
if (__tls_enabled) {
flags = __get_tls()->tib_flags;
__get_tls()->tib_flags |= TIB_FLAG_TIME_CRITICAL;
}
if (_weaken(_check_sigalrm)) {
_weaken(_check_sigalrm)();
}
if (__tls_enabled) {
__get_tls()->tib_flags &= ~TIB_FLAG_TIME_CRITICAL;
__get_tls()->tib_flags = flags;
}
if (_weaken(_check_sigwinch)) {
_weaken(_check_sigwinch)();
}
if (!__tls_enabled || !(__get_tls()->tib_flags & TIB_FLAG_TIME_CRITICAL)) {
if (!(sigops & kSigOpNochld) && _weaken(_check_sigchld)) {
_weaken(_check_sigchld)();
}
if (fd && _weaken(_check_sigwinch)) {
_weaken(_check_sigwinch)(fd);
}
}
if (_weaken(__sig_check) && _weaken(__sig_check)(sigops)) {
return eintr();