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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
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GPG key ID: BE714B4575D6E328
108 changed files with 1126 additions and 807 deletions
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5
libc/runtime/zipos-stat-impl.c
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@ -16,7 +16,9 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/internal.h"
#include "libc/calls/struct/stat.h"
#include "libc/intrin/atomic.h"
#include "libc/intrin/safemacros.internal.h"
#include "libc/runtime/zipos.internal.h"
#include "libc/str/str.h"
@ -30,7 +32,8 @@ int __zipos_stat_impl(struct Zipos *zipos, size_t cf, struct stat *st) {
st->st_dev = zipos->dev;
st->st_blksize = FRAMESIZE;
if (cf == ZIPOS_SYNTHETIC_DIRECTORY) {
st->st_mode = S_IFDIR | 0555;
st->st_mode = S_IFDIR | (0555 & ~atomic_load_explicit(
&__umask, memory_order_acquire));
} else {
lf = GetZipCfileOffset(zipos->map + cf);
st->st_mode = GetZipCfileMode(zipos->map + cf);