Make improvements

- Invent openatemp() API
- Invent O_UNLINK open flag
- Introduce getenv_secure() API
- Remove `git pull` from cosmocc
- Fix utimes() when path is NULL
- Fix mktemp() to never return NULL
- Fix utimensat() UTIME_OMIT on XNU
- Improve utimensat() code for RHEL5
- Turn `argv[0]` C:/ to /C/ on Windows
- Introduce tmpnam() and tmpnam_r() APIs
- Fix more const issues with internal APIs
- Permit utimes() on WIN32 in O_RDONLY mode
- Fix fdopendir() to check fd is a directory
- Fix recent crash regression in landlock make
- Fix futimens(AT_FDCWD, NULL) to return EBADF
- Use workaround so `make -j` doesn't fork bomb
- Rename dontdiscard to __wur (just like glibc)
- Fix st_size for WIN32 symlinks containing UTF-8
- Introduce stdio ext APIs needed by GNU coreutils
- Fix lstat() on WIN32 for symlinks to directories
- Move some constants from normalize.inc to limits.h
- Fix segv with memchr() and memcmp() overlapping page
- Implement POSIX fflush() behavior for reader streams
- Implement AT_SYMLINK_NOFOLLOW for utimensat() on WIN32
- Don't change read-only status of existing files on WIN32
- Correctly handle `0x[^[:xdigit:]]` case in strtol() functions

libc/nt/synchronization.h

@@ -75,15 +75,16 @@ bool32 RegisterWaitForSingleObject(int64_t *phNewWaitObject, int64_t hObject,
                                    void *Context, uint32_t dwMilliseconds,
                                    uint32_t dwFlags);
 
-int64_t CreateWaitableTimer(struct NtSecurityAttributes *lpTimerAttributes,
-                            bool32 bManualReset, const char16_t *lpTimerName);
+int64_t CreateWaitableTimer(
+    const struct NtSecurityAttributes *lpTimerAttributes, bool32 bManualReset,
+    const char16_t *lpTimerName);
 bool32 SetWaitableTimer(int64_t hTimer, const int64_t *lpDueTimeAsFtOrNegRela,
                         int32_t opt_lPeriodMs, NtTimerapcroutine opt_callback,
                         void *lpArgToCallback, bool32 fUnsleepSystem);
 
-int64_t CreateSemaphore(struct NtSecurityAttributes *opt_lpSemaphoreAttributes,
-                        uint32_t lInitialCount, uint32_t lMaximumCount,
-                        const char16_t *opt_lpName);
+int64_t CreateSemaphore(
+    const struct NtSecurityAttributes *opt_lpSemaphoreAttributes,
+    uint32_t lInitialCount, uint32_t lMaximumCount, const char16_t *opt_lpName);
 
 int32_t ReleaseMutex(int64_t hMutex);
 int32_t ReleaseSemaphore(int64_t hSemaphore, int32_t lReleaseCount,