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Polish recent changes and make improvements

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- Simulate SIGPIPE on Windows NT
- Fix commandv() regression on Windows NT
- Fix sigprocmask() strace bug on OpenBSD
- Add many more system calls to --strace logging
- Make errno state more pristine in redbean strace
This commit is contained in:
Justine Tunney 2022-03-19 03:37:00 -07:00
parent 10a766ebd0
commit 39688a73e4
69 changed files with 460 additions and 1976 deletions
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21
libc/zipos/fcntl.c
View file

@ -28,30 +28,23 @@
#define HANDLE ((struct ZiposHandle *)(intptr_t)g_fds.p[fd].handle)
int __zipos_fcntl(int fd, int cmd, uintptr_t arg) {
int rc;
if (cmd == F_GETFD) {
ZTRACE("__zipos_fcntl(%.*s, %s)",
ZIP_CFILE_NAMESIZE(ZIPOS->map + HANDLE->cfile),
ZIP_CFILE_NAME(ZIPOS->map + HANDLE->cfile), "F_GETFD");
if (g_fds.p[fd].flags & O_CLOEXEC) {
return FD_CLOEXEC;
rc = FD_CLOEXEC;
} else {
return 0;
rc = 0;
}
} else if (cmd == F_SETFD) {
ZTRACE("__zipos_fcntl(%.*s, %s, 0x%x)",
ZIP_CFILE_NAMESIZE(ZIPOS->map + HANDLE->cfile),
ZIP_CFILE_NAME(ZIPOS->map + HANDLE->cfile), "F_SETFD", arg);
if (arg & FD_CLOEXEC) {
g_fds.p[fd].flags |= O_CLOEXEC;
return FD_CLOEXEC;
rc = FD_CLOEXEC;
} else {
g_fds.p[fd].flags &= ~O_CLOEXEC;
return 0;
rc = 0;
}
} else {
ZTRACE("__zipos_fcntl(%.*s, %d, 0x%x) → EINVAL",
ZIP_CFILE_NAMESIZE(ZIPOS->map + HANDLE->cfile),
ZIP_CFILE_NAME(ZIPOS->map + HANDLE->cfile), cmd, arg);
return einval();
rc = einval();
}
return rc;
}