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Make forking off threads reliable on Windows

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This change makes posix_spawn_test no longer flaky on Windows, by (1)
fixing a race condition in wait(), and (2) removing a misguided vfork
implementation which was letting Windows bypass pthread_atfork().
This commit is contained in:
Justine Tunney 2023-07-30 08:55:01 -07:00
parent 2ebc5781a1
commit 58352df0a4
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GPG key ID: BE714B4575D6E328
30 changed files with 230 additions and 187 deletions
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4
libc/calls/sig.internal.h
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@ -28,8 +28,8 @@ struct Signals {
extern struct Signals __sig;
extern atomic_long __sig_count;
bool __sig_check(bool);
bool __sig_handle(bool, int, int, ucontext_t *);
bool __sig_check(int);
bool __sig_handle(int, int, int, ucontext_t *);
int __sig_add(int, int, int);
int __sig_mask(int, const sigset_t *, sigset_t *);
int __sig_raise(int, int);