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2.5-18.1
This commit is contained in:
69
elf/soinit.c
69
elf/soinit.c
@ -6,10 +6,6 @@
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#include <libc-internal.h>
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#include <stdlib.h>
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#ifdef HAVE_DWARF2_UNWIND_INFO_STATIC
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# include <gccframe.h>
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#endif
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static void (*const __CTOR_LIST__[1]) (void)
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__attribute__ ((section (".ctors")))
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= { (void (*) (void)) -1 };
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@ -24,21 +20,9 @@ run_hooks (void (*const list[]) (void))
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(**list) ();
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}
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#ifdef HAVE_DWARF2_UNWIND_INFO
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static char __EH_FRAME_BEGIN__[]
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__attribute__ ((section (".eh_frame")))
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= { };
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# ifdef HAVE_DWARF2_UNWIND_INFO_STATIC
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extern void __register_frame_info (const void *, struct object *);
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extern void __register_frame_info_bases (const void *, struct object *,
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void *, void *);
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extern void __deregister_frame_info (const void *);
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extern void __deregister_frame_info_bases (const void *);
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# else
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extern void __register_frame (const void *);
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extern void __deregister_frame (const void *);
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# endif
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#endif
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static const char __EH_FRAME_BEGIN__[]
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__attribute__ ((used, section (".eh_frame")))
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= { };
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/* This function will be called from _init in init-first.c. */
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void
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@ -46,62 +30,17 @@ __libc_global_ctors (void)
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{
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/* Call constructor functions. */
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run_hooks (__CTOR_LIST__);
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#ifdef HAVE_DWARF2_UNWIND_INFO
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# ifdef HAVE_DWARF2_UNWIND_INFO_STATIC
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{
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static struct object ob;
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# if defined CRT_GET_RFIB_TEXT || defined CRT_GET_RFIB_DATA
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void *tbase, *dbase;
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# ifdef CRT_GET_RFIB_TEXT
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CRT_GET_RFIB_TEXT (tbase);
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# else
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tbase = NULL;
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# endif
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# ifdef CRT_GET_RFIB_DATA
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CRT_GET_RFIB_DATA (dbase);
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# else
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dbase = NULL;
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# endif
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__register_frame_info_bases (__EH_FRAME_BEGIN__, &ob, tbase, dbase);
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# else
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__register_frame_info (__EH_FRAME_BEGIN__, &ob);
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# endif
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}
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# else
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__register_frame (__EH_FRAME_BEGIN__);
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# endif
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#endif
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}
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/* This function becomes the DT_FINI termination function
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for the C library. */
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#ifndef HAVE_INITFINI_ARRAY
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void _fini (void) __attribute__ ((section (".fini"))); /* Just for kicks. */
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void
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_fini (void)
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#else
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void
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__libc_fini (void)
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#endif
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{
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/* Call destructor functions. */
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run_hooks (__DTOR_LIST__);
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#ifdef HAVE_DWARF2_UNWIND_INFO
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# ifdef HAVE_DWARF2_UNWIND_INFO_STATIC
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# if defined CRT_GET_RFIB_TEXT || defined CRT_GET_RFIB_DATA
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__deregister_frame_info_bases (__EH_FRAME_BEGIN__);
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# else
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__deregister_frame_info (__EH_FRAME_BEGIN__);
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# endif
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# else
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__deregister_frame (__EH_FRAME_BEGIN__);
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# endif
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#endif
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}
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#ifdef HAVE_INITFINI_ARRAY
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void (*_fini_ptr) (void) __attribute__ ((section (".fini_array")))
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= &__libc_fini;
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#endif
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