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Make more threading improvements

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- ASAN memory morgue is now lockless
- Make C11 atomics header more portable
- Rewrote pthread keys support to be lockless
- Simplify Python's unicode table unpacking code
- Make crash report write(2) closer to being atomic
- Make it possible to strace/ftrace a single thread
- ASAN now checks nul-terminated strings fast and properly
- Windows fork() now restores TLS memory of calling thread
This commit is contained in:
Justine Tunney 2022-11-01 22:36:03 -07:00
parent d7b88734cd
commit e522aa3a07
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GPG key ID: BE714B4575D6E328
189 changed files with 1363 additions and 1217 deletions
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2
libc/calls/truncate.c
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@ -66,7 +66,7 @@ int truncate(const char *path, int64_t length) {
struct ZiposUri zipname;
if (IsMetal()) {
rc = enosys();
} else if (!path || (IsAsan() && !__asan_is_valid(path, 1))) {
} else if (!path || (IsAsan() && !__asan_is_valid_str(path))) {
rc = efault();
} else if (_weaken(__zipos_parseuri) &&
_weaken(__zipos_parseuri)(path, &zipname) != -1) {