mirror of
https://github.com/jart/cosmopolitan.git
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Fix m=tinylinux build
This commit is contained in:
Justine Tunney
parent
d50f4c02f6
commit
6107eb38f9
2 changed files with 93 additions and 77 deletions
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@ -17,25 +17,11 @@
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/sysv/consts/sig.h"
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#include "libc/atomic.h"
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#include "libc/calls/sig.internal.h"
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#include "libc/calls/struct/sigset.internal.h"
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#include "libc/dce.h"
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#include "libc/fmt/internal.h"
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#include "libc/intrin/atomic.h"
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#include "libc/intrin/weaken.h"
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#include "libc/limits.h"
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#include "libc/nt/createfile.h"
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#include "libc/nt/enum/accessmask.h"
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#include "libc/nt/enum/creationdisposition.h"
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#include "libc/nt/enum/fileflagandattributes.h"
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#include "libc/nt/enum/filemapflags.h"
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#include "libc/nt/enum/filemovemethod.h"
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#include "libc/nt/enum/filesharemode.h"
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#include "libc/nt/enum/pageflags.h"
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#include "libc/nt/files.h"
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#include "libc/nt/memory.h"
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#include "libc/nt/runtime.h"
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#include "libc/thread/tls.h"
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struct Signals __sig;
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@ -66,66 +52,3 @@ void __sig_unblock(sigset_t m) {
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sys_sigprocmask(SIG_SETMASK, &m, 0);
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}
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}
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#ifdef __x86_64__
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textwindows char16_t *__sig_process_path(char16_t *path, uint32_t pid) {
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char16_t *p = path;
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*p++ = 'C';
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*p++ = ':';
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*p++ = '\\';
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*p++ = 'v';
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*p++ = 'a';
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*p++ = 'r';
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*p = 0;
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CreateDirectory(path, 0);
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*p++ = '\\';
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*p++ = 's';
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*p++ = 'i';
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*p++ = 'g';
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*p = 0;
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CreateDirectory(path, 0);
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*p++ = '\\';
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p = __itoa16(p, (pid & 0x000fff00) >> 8);
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*p = 0;
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CreateDirectory(path, 0);
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*p++ = '\\';
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p = __itoa16(p, pid);
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*p++ = '.';
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*p++ = 'p';
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*p++ = 'i';
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*p++ = 'd';
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*p = 0;
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return path;
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}
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textwindows static atomic_ulong *__sig_map_process_impl(int pid,
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int disposition) {
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char16_t path[128];
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intptr_t hand = CreateFile(__sig_process_path(path, pid),
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kNtGenericRead | kNtGenericWrite,
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kNtFileShareRead | kNtFileShareWrite, 0,
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disposition, kNtFileAttributeNormal, 0);
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if (hand == -1)
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return 0;
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SetFilePointer(hand, 8, 0, kNtFileBegin);
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SetEndOfFile(hand);
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intptr_t map = CreateFileMapping(hand, 0, kNtPageReadwrite, 0, 8, 0);
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if (!map) {
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CloseHandle(hand);
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return 0;
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}
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atomic_ulong *sigs = MapViewOfFileEx(map, kNtFileMapWrite, 0, 0, 8, 0);
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CloseHandle(map);
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CloseHandle(hand);
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return sigs;
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}
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textwindows atomic_ulong *__sig_map_process(int pid, int disposition) {
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int e = errno;
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atomic_ulong *res = __sig_map_process_impl(pid, disposition);
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errno = e;
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return res;
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}
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#endif /* __x86_64__ */
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93
libc/intrin/sigproc.c
Normal file
93
libc/intrin/sigproc.c
Normal file
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@ -0,0 +1,93 @@
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2024 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/atomic.h"
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#include "libc/calls/sig.internal.h"
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#include "libc/fmt/internal.h"
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#include "libc/nt/createfile.h"
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#include "libc/nt/enum/accessmask.h"
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#include "libc/nt/enum/fileflagandattributes.h"
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#include "libc/nt/enum/filemapflags.h"
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#include "libc/nt/enum/filemovemethod.h"
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#include "libc/nt/enum/filesharemode.h"
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#include "libc/nt/enum/pageflags.h"
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#include "libc/nt/files.h"
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#include "libc/nt/memory.h"
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#include "libc/nt/runtime.h"
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#ifdef __x86_64__
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textwindows char16_t *__sig_process_path(char16_t *path, uint32_t pid) {
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char16_t *p = path;
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*p++ = 'C';
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*p++ = ':';
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*p++ = '\\';
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*p++ = 'v';
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*p++ = 'a';
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*p++ = 'r';
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*p = 0;
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CreateDirectory(path, 0);
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*p++ = '\\';
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*p++ = 's';
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*p++ = 'i';
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*p++ = 'g';
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*p = 0;
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CreateDirectory(path, 0);
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*p++ = '\\';
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p = __itoa16(p, (pid & 0x000fff00) >> 8);
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*p = 0;
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CreateDirectory(path, 0);
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*p++ = '\\';
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p = __itoa16(p, pid);
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*p++ = '.';
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*p++ = 'p';
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*p++ = 'i';
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*p++ = 'd';
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*p = 0;
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return path;
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}
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textwindows static atomic_ulong *__sig_map_process_impl(int pid,
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int disposition) {
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char16_t path[128];
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intptr_t hand = CreateFile(__sig_process_path(path, pid),
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kNtGenericRead | kNtGenericWrite,
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kNtFileShareRead | kNtFileShareWrite, 0,
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disposition, kNtFileAttributeNormal, 0);
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if (hand == -1)
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return 0;
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SetFilePointer(hand, 8, 0, kNtFileBegin);
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SetEndOfFile(hand);
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intptr_t map = CreateFileMapping(hand, 0, kNtPageReadwrite, 0, 8, 0);
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if (!map) {
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CloseHandle(hand);
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return 0;
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}
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atomic_ulong *sigs = MapViewOfFileEx(map, kNtFileMapWrite, 0, 0, 8, 0);
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CloseHandle(map);
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CloseHandle(hand);
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return sigs;
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}
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textwindows atomic_ulong *__sig_map_process(int pid, int disposition) {
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int e = errno;
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atomic_ulong *res = __sig_map_process_impl(pid, disposition);
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errno = e;
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return res;
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}
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#endif /* __x86_64__ */
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