mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 11:37:35 +00:00
68 lines
3.4 KiB
C
68 lines
3.4 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 2020 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/intrin/pushpop.h"
|
|
#include "libc/calls/internal.h"
|
|
#include "libc/calls/strace.internal.h"
|
|
#include "libc/intrin/pthread.h"
|
|
#include "libc/intrin/spinlock.h"
|
|
#include "libc/nt/runtime.h"
|
|
#include "libc/sysv/consts/o.h"
|
|
|
|
STATIC_YOINK("_init_g_fds");
|
|
|
|
struct Fds g_fds;
|
|
static pthread_mutex_t __fds_lock_obj;
|
|
|
|
void(__fds_lock)(void) {
|
|
__fds_lock_obj.attr = PTHREAD_MUTEX_RECURSIVE;
|
|
pthread_mutex_lock(&__fds_lock_obj);
|
|
}
|
|
|
|
void(__fds_unlock)(void) {
|
|
__fds_lock_obj.attr = PTHREAD_MUTEX_RECURSIVE;
|
|
pthread_mutex_unlock(&__fds_lock_obj);
|
|
}
|
|
|
|
textstartup void InitializeFileDescriptors(void) {
|
|
struct Fds *fds;
|
|
fds = VEIL("r", &g_fds);
|
|
pushmov(&fds->n, ARRAYLEN(fds->__init_p));
|
|
fds->f = 3;
|
|
fds->p = fds->__init_p;
|
|
if (IsMetal()) {
|
|
pushmov(&fds->f, 3ull);
|
|
fds->__init_p[0].kind = pushpop(kFdSerial);
|
|
fds->__init_p[1].kind = pushpop(kFdSerial);
|
|
fds->__init_p[2].kind = pushpop(kFdSerial);
|
|
fds->__init_p[0].handle = VEIL("r", 0x3F8ull);
|
|
fds->__init_p[1].handle = VEIL("r", 0x3F8ull);
|
|
fds->__init_p[2].handle = VEIL("r", 0x3F8ull);
|
|
} else if (IsWindows()) {
|
|
pushmov(&fds->f, 3ull);
|
|
fds->__init_p[0].kind = pushpop(kFdFile);
|
|
fds->__init_p[1].kind = pushpop(kFdFile);
|
|
fds->__init_p[2].kind = pushpop(kFdFile);
|
|
fds->__init_p[0].handle = GetStdHandle(pushpop(kNtStdInputHandle));
|
|
fds->__init_p[1].handle = GetStdHandle(pushpop(kNtStdOutputHandle));
|
|
fds->__init_p[2].handle = GetStdHandle(pushpop(kNtStdErrorHandle));
|
|
}
|
|
fds->__init_p[0].flags = O_RDONLY;
|
|
fds->__init_p[1].flags = O_WRONLY | O_APPEND;
|
|
fds->__init_p[2].flags = O_WRONLY | O_APPEND;
|
|
}
|