Improve locks and signals

- Introduce fast spinlock API
- Double rand64() perf w/ spinlock
- Improve raise() on New Technology
- Support gettid() across platforms
- Implement SA_NODEFER on New Technology
- Move the lock intrinsics into LIBC_INTRIN
- Make SIGTRAP recoverable on New Technology
- Block SIGCHLD in wait4() on New Technology
- Add threading prototypes for XNU and FreeBSD
- Rewrite abort() fixing its minor bugs on XNU/NT
- Shave down a lot of the content in libc/bits/bits.h
- Let signal handlers modify CPU registers on New Technology
This commit is contained in:
Justine Tunney 2022-04-12 05:20:17 -07:00
parent f68f1789bd
commit 046c7ebd4a
110 changed files with 1514 additions and 876 deletions

View file

@ -12,7 +12,7 @@
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
extern uint32_t __ntconsolemode[2];
extern uint32_t __ntconsolemode[3];
extern const char v_ntsubsystem[] __attribute__((__weak__));
extern const uintptr_t __fini_array_end[] __attribute__((__weak__));
extern const uintptr_t __fini_array_start[] __attribute__((__weak__));