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Make improvements

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- Fix build flakes
- Polyfill SIGWINCH on Windows
- Fix an execve issue on Windows
- Make strerror show more information
- Improve cmd.exe setup/teardown on Windows
- Support bracketed paste mode in Blinkenlights
- Show keyboard shortcuts in Blinkenlights status bar
- Fixed copy_file_range() and copyfile() w/ zip filesystem
- Size optimize GetDosArgv() to keep life.com 12kb in size
- Improve Blinkenlights ability to load weird ELF executables
- Fix program_executable_name and add GetInterpreterExecutableName
- Make Python in tiny mode fail better if docstrings are requested
- Update Python test exclusions in tiny* modes such as tinylinux
- Add bulletproof unbreakable kprintf() troubleshooting function
- Remove "oldskool" keyword from ape.S for virus scanners
- Fix issue that caused backtraces to not print sometimes
- Improve Blinkenlights serial uart character i/o
- Make clock_gettime() not clobber errno on xnu
- Improve sha256 cpuid check for old computers
- Integrate some bestline linenoise fixes
- Show runit process names better in htop
- Remove SIGPIPE from ShowCrashReports()
- Make realpath() not clobber errno
- Avoid attaching GDB on non-Linux
- Improve img.com example
This commit is contained in:
Justine Tunney 2022-03-16 13:33:13 -07:00
parent 2a938b3eaa
commit b45d50b690
194 changed files with 4881 additions and 2966 deletions
Download patch file Download diff file Expand all files Collapse all files

30
libc/calls/nanosleep-nt.c
View file

@ -1,7 +1,7 @@
/*-*- 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 │
│ Copyright 2021 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 │
@ -16,29 +16,33 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#define ShouldUseMsabiAttribute() 1
#include "libc/calls/internal.h"
#include "libc/nexgen32e/nexgen32e.h"
#include "libc/nt/enum/status.h"
#include "libc/errno.h"
#include "libc/macros.internal.h"
#include "libc/nt/errors.h"
#include "libc/nt/nt/time.h"
#include "libc/nt/synchronization.h"
#include "libc/str/str.h"
#include "libc/sysv/errfuns.h"
textwindows int sys_nanosleep_nt(const struct timespec *req,
struct timespec *rem) {
textwindows noinstrument int sys_nanosleep_nt(const struct timespec *req,
struct timespec *rem) {
/* no function tracing because timing sensitive */
int64_t millis, hectonanos, relasleep;
if (rem) memcpy(rem, req, sizeof(*rem));
hectonanos = req->tv_sec * 10000000ull + div100int64(req->tv_nsec);
hectonanos = req->tv_sec * 10000000 + req->tv_nsec / 100;
hectonanos = MAX(1, hectonanos);
relasleep = -hectonanos;
if (NtError(NtDelayExecution(true, &relasleep))) {
millis = div10000int64(hectonanos);
if (NtError(__imp_NtDelayExecution(true, &relasleep))) {
millis = hectonanos / 10000;
millis = MAX(1, millis);
if (SleepEx(millis, true) == kNtWaitIoCompletion) {
return eintr();
if (__imp_SleepEx(millis, true) == kNtWaitIoCompletion) {
errno = EINTR;
return -1;
}
}
if (rem) bzero(rem, sizeof(*rem));
if (rem) {
rem->tv_sec = 0;
rem->tv_nsec = 0;
}
return 0;
}