mirror of
https://github.com/fluencelabs/musl
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29 lines
671 B
C
29 lines
671 B
C
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdio.h>
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#include "libc.h"
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/* __overflow.c and atexit.c override these */
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static int (*const dummy)() = 0;
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weak_alias(dummy, __funcs_on_exit);
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weak_alias(dummy, __fflush_on_exit);
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void exit(int code)
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{
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static int lock;
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/* If more than one thread calls exit, hang until _Exit ends it all */
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LOCK(&lock);
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/* Only do atexit & stdio flush if they were actually used */
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if (__funcs_on_exit) __funcs_on_exit();
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if (__fflush_on_exit) __fflush_on_exit(0);
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/* Destructor s**t is kept separate from atexit to avoid bloat */
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if (libc.fini) libc.fini();
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if (libc.ldso_fini) libc.ldso_fini();
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_Exit(code);
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for(;;);
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}
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