61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
/*
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* Copyright (C) 2004 CodeSourcery, LLC
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*
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* Permission to use, copy, modify, and distribute this file
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* for any purpose is hereby granted without fee, provided that
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* the above copyright notice and this notice appears in all
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* copies.
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*
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* This file is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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/* Handle ELF .{pre_init,init,fini}_array sections. */
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#include <sys/types.h>
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#ifdef HAVE_INITFINI_ARRAY
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/* These magic symbols are provided by the linker. */
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extern void (*__preinit_array_start []) (void) __attribute__((weak));
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extern void (*__preinit_array_end []) (void) __attribute__((weak));
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extern void (*__init_array_start []) (void) __attribute__((weak));
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extern void (*__init_array_end []) (void) __attribute__((weak));
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extern void (*__fini_array_start []) (void) __attribute__((weak));
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extern void (*__fini_array_end []) (void) __attribute__((weak));
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extern void _init (void);
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extern void _fini (void);
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/* Iterate over all the init routines. */
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void
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__libc_init_array (void)
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{
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size_t count;
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size_t i;
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count = __preinit_array_end - __preinit_array_start;
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for (i = 0; i < count; i++)
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__preinit_array_start[i] ();
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_init ();
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count = __init_array_end - __init_array_start;
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for (i = 0; i < count; i++)
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__init_array_start[i] ();
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}
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/* Run all the cleanup routines. */
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void
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__libc_fini_array (void)
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{
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size_t count;
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size_t i;
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count = __fini_array_end - __fini_array_start;
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for (i = 0; i < count; i++)
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__fini_array_start[i] ();
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_fini ();
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}
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#endif
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