34 lines
762 B
C
34 lines
762 B
C
#include <stdlib.h>
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#include <stdint.h>
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#include "libc.h"
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static void dummy()
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{
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}
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/* atexit.c and __stdio_exit.c override these. the latter is linked
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* as a consequence of linking either __toread.c or __towrite.c. */
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weak_alias(dummy, __funcs_on_exit);
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weak_alias(dummy, __stdio_exit);
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weak_alias(dummy, _fini);
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extern weak hidden void (*const __fini_array_start)(void), (*const __fini_array_end)(void);
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static void libc_exit_fini(void)
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{
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uintptr_t a = (uintptr_t)&__fini_array_end;
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for (; a>(uintptr_t)&__fini_array_start; a-=sizeof(void(*)()))
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(*(void (**)())(a-sizeof(void(*)())))();
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_fini();
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}
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weak_alias(libc_exit_fini, __libc_exit_fini);
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_Noreturn void exit(int code)
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{
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__funcs_on_exit();
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__libc_exit_fini();
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__stdio_exit();
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_Exit(code);
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}
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