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Improve the affinity system calls

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Justine Tunney 2022-10-06 15:08:29 -07:00
parent 60b68d7152
commit 59ac141e49
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GPG key ID: BE714B4575D6E328
19 changed files with 231 additions and 123 deletions
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9
libc/runtime/fork.c
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@ -18,6 +18,7 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/struct/sigset.h"
#include "libc/calls/struct/sigset.internal.h"
#include "libc/calls/syscall-nt.internal.h"
#include "libc/calls/syscall-sysv.internal.h"
#include "libc/dce.h"
@ -39,9 +40,9 @@ int fork(void) {
axdx_t ad;
sigset_t old, all;
int ax, dx, parent;
sigfillset(&all);
sigprocmask(SIG_BLOCK, &all, &old);
if (!IsWindows()) {
sigfillset(&all);
sys_sigprocmask(SIG_BLOCK, &all, &old);
ad = sys_fork();
ax = ad.ax;
dx = ad.dx;
@ -64,10 +65,10 @@ int fork(void) {
if (__tls_enabled) {
__get_tls()->tib_tid = IsLinux() ? dx : sys_gettid();
}
sigprocmask(SIG_SETMASK, &old, 0);
if (!IsWindows()) sys_sigprocmask(SIG_SETMASK, &old, 0);
STRACE("fork() → 0 (child of %d)", parent);
} else {
sigprocmask(SIG_SETMASK, &old, 0);
if (!IsWindows()) sys_sigprocmask(SIG_SETMASK, &old, 0);
STRACE("fork() → %d% m", ax);
}
return ax;