cosmopolitan/libc/intrin/describeopenflags.c
Justine Tunney 997ce29ddc
Elevate Windows production worthiness
- SQLite file locking now works on Windows
- SQLite will now use fdatasync() on non-Apple platforms
- Fix Ctrl-C handler on Windows to not crash with TLS
- Signals now work in multithreaded apps on Windows
- fcntl() will now accurately report EINVAL errors
- fcntl() now has excellent --strace logging
- Token bucket replenish now go 100x faster
- *NSYNC cancellations now work on Windows
- Support closefrom() on NetBSD
2022-10-13 13:44:41 -07:00

45 lines
2.6 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/assert.h"
#include "libc/fmt/itoa.h"
#include "libc/fmt/magnumstrs.internal.h"
#include "libc/intrin/describeflags.internal.h"
#include "libc/macros.internal.h"
#include "libc/sysv/consts/sol.h"
#define N (PAGESIZE / 2 / sizeof(struct DescribeFlags))
/**
* Describes clock_gettime() clock argument.
*/
const char *(DescribeOpenFlags)(char buf[128], int x) {
char *s;
int i, n;
struct DescribeFlags d[N];
if (x == -1) return "-1";
// TODO(jart): unify DescribeFlags and MagnumStr data structures
for (n = 0; kOpenFlags[n].x != MAGNUM_TERMINATOR; ++n) {
if (n == N) notpossible;
}
for (i = 0; i < n; ++i) {
d[i].flag = MAGNUM_NUMBER(kOpenFlags, i);
d[i].name = MAGNUM_STRING(kOpenFlags, i);
}
return DescribeFlags(buf, 128, d, n, "O_", x);
}