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fix compile regression in exit on archs without SYS_pause

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commit 8cca79a72c added use of SYS_pause
to exit() without accounting for newer archs omitting the syscall.

use the newly-added __sys_pause abstraction instead, which uses
SYS_ppoll when SYS_pause is missing.
This commit is contained in:
Rich Felker 2024-10-10 17:11:48 -04:00
parent 6d8000d3c6
commit 43664364c8
1 changed files with 1 additions and 1 deletions
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2
src/exit/exit.c
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@ -38,7 +38,7 @@ _Noreturn void exit(int code)
int tid = __pthread_self()->tid;
int prev = a_cas(exit_lock, 0, tid);
if (prev == tid) a_crash();
else if (prev) for (;;) __syscall(SYS_pause);
else if (prev) for (;;) __sys_pause();
__funcs_on_exit();
__libc_exit_fini();