302 lines
6.4 KiB
C
302 lines
6.4 KiB
C
#ifdef PROTECTED_CHECK
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#include <features.h>
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#include <stdio.h>
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int
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main (void)
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{
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#if defined (__GLIBC__) && (__GLIBC__ > 2 \
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|| (__GLIBC__ == 2 \
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&& __GLIBC_MINOR__ >= 2))
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puts ("yes");
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#else
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puts ("no");
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#endif
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return 0;
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}
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#else
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/* This is the main program for the shared library test. */
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#include <stdio.h>
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int mainvar = 1;
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int overriddenvar = 2;
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extern int shlibvar1;
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extern int shlib_mainvar ();
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extern int shlib_overriddenvar ();
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extern int shlib_shlibvar1 ();
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extern int shlib_shlibvar2 ();
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extern int shlib_shlibcall ();
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extern int shlib_maincall ();
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extern int shlib_checkfunptr1 ();
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extern int shlib_checkfunptr2 ();
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extern int (*shlib_getfunptr1 ()) ();
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extern int (*shlib_getfunptr2 ()) ();
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extern int shlib_check ();
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extern int shlib_shlibcall2 ();
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extern int visibility_check ();
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extern int visibility_checkfunptr ();
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extern void *visibility_funptr ();
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extern int visibility_checkvar ();
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extern int visibility_checkvarptr ();
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extern int visibility_varval ();
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extern void *visibility_varptr ();
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extern int shlib_visibility_checkcom ();
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extern int shlib_visibility_checkweak ();
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int shlib_visibility_com = 1;
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int shlib_visibility_var_weak = 1;
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int
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shlib_visibility_func_weak ()
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{
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return 1;
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}
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#ifdef HIDDEN_WEAK_TEST
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#define WEAK_TEST
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#endif
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#ifdef PROTECTED_WEAK_TEST
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#define WEAK_TEST
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#endif
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#ifdef PROTECTED_UNDEF_TEST
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#define PROTECTED_TEST
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#endif
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#ifndef WEAK_TEST
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extern int visibility ();
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extern int visibility_var;
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#endif
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#if !defined (HIDDEN_TEST) && defined (PROTECTED_TEST)
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int
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visibility (void)
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{
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return 1;
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}
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static int
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main_visibility_check (void)
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{
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return ((int (*) (void)) visibility_funptr ()) != visibility;
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}
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int visibility_var = 1;
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static int
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main_visibility_checkvar (void)
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{
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return visibility_varval () != visibility_var
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&& visibility_varptr () != &visibility_var;
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}
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#ifndef PROTECTED_UNDEF_TEST
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int shared_data = 1;
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__asm__ (".protected shared_data");
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int
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shared_func (void)
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{
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return 1;
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}
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__asm__ (".protected shared_func");
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extern int * shared_data_p ();
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typedef int (*func) ();
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extern func shared_func_p ();
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#endif
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#else
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static int
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main_visibility_check (void)
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{
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#ifdef WEAK_TEST
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return visibility_funptr () == NULL;
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#else
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return ((int (*) (void)) visibility_funptr ()) == visibility;
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#endif
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}
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static int
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main_visibility_checkvar (void)
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{
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#ifdef WEAK_TEST
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return visibility_varval () == 0
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&& visibility_varptr () == NULL;
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#else
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return visibility_varval () == visibility_var
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&& visibility_varptr () == &visibility_var;
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#endif
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}
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#endif
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/* This function is called by the shared library. */
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int
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main_called (void)
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{
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return 6;
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}
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/* This function overrides a function in the shared library. */
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int
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shlib_overriddencall2 (void)
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{
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return 8;
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}
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#ifdef HIDDEN_NORMAL_TEST
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int visibility_com;
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__asm__ (".hidden visibility_com");
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int
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main_visibility_checkcom (void)
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{
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return visibility_com == 0;
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}
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int
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main_visibility_checkweak (void)
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{
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return 1;
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}
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#elif defined (HIDDEN_WEAK_TEST)
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int
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main_visibility_checkcom (void)
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{
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return 1;
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}
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#pragma weak visibility_undef_var_weak
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extern int visibility_undef_var_weak;
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__asm__ (".hidden visibility_undef_var_weak");
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#pragma weak visibility_undef_func_weak
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extern int visibility_undef_func_weak ();
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__asm__ (".hidden visibility_undef_func_weak");
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#pragma weak visibility_var_weak
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extern int visibility_var_weak;
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__asm__ (".hidden visibility_var_weak");
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#pragma weak visibility_func_weak
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extern int visibility_func_weak ();
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__asm__ (".hidden visibility_func_weak");
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int
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main_visibility_checkweak ()
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{
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return &visibility_undef_var_weak == NULL
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&& &visibility_undef_func_weak == NULL
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&& &visibility_func_weak == NULL
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&& &visibility_var_weak == NULL;
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}
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#elif defined (HIDDEN_UNDEF_TEST)
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extern int visibility_def;
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__asm__ (".hidden visibility_def");
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extern int visibility_func ();
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__asm__ (".hidden visibility_func");
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int
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main_visibility_checkcom (void)
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{
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return visibility_def == 2;
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}
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int
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main_visibility_checkweak (void)
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{
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return visibility_func () == 2;
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}
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#else
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int
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main_visibility_checkcom (void)
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{
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return 1;
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}
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int
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main_visibility_checkweak (void)
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{
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return 1;
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}
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#endif
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int
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main (void)
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{
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int (*p) ();
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int ret = 0;
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printf ("mainvar == %d\n", mainvar);
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printf ("overriddenvar == %d\n", overriddenvar);
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printf ("shlibvar1 == %d\n", shlibvar1);
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printf ("shlib_mainvar () == %d\n", shlib_mainvar ());
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#ifndef XCOFF_TEST
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printf ("shlib_overriddenvar () == %d\n", shlib_overriddenvar ());
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#endif
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printf ("shlib_shlibvar1 () == %d\n", shlib_shlibvar1 ());
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printf ("shlib_shlibvar2 () == %d\n", shlib_shlibvar2 ());
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printf ("shlib_shlibcall () == %d\n", shlib_shlibcall ());
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#ifndef XCOFF_TEST
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printf ("shlib_shlibcall2 () == %d\n", shlib_shlibcall2 ());
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#endif
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printf ("shlib_maincall () == %d\n", shlib_maincall ());
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printf ("main_called () == %d\n", main_called ());
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printf ("shlib_checkfunptr1 (shlib_shlibvar1) == %d\n",
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shlib_checkfunptr1 (shlib_shlibvar1));
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printf ("shlib_checkfunptr2 (main_called) == %d\n",
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shlib_checkfunptr2 (main_called));
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p = shlib_getfunptr1 ();
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printf ("shlib_getfunptr1 () ");
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if (p == shlib_shlibvar1)
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printf ("==");
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else
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printf ("!=");
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printf (" shlib_shlibvar1\n");
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p = shlib_getfunptr2 ();
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printf ("shlib_getfunptr2 () ");
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if (p == main_called)
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printf ("==");
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else
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printf ("!=");
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printf (" main_called\n");
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printf ("shlib_check () == %d\n", shlib_check ());
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printf ("visibility_check () == %d\n", visibility_check ());
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printf ("visibility_checkfunptr () == %d\n",
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visibility_checkfunptr ());
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printf ("main_visibility_check () == %d\n", main_visibility_check ());
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printf ("visibility_checkvar () == %d\n", visibility_checkvar ());
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printf ("visibility_checkvarptr () == %d\n",
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visibility_checkvarptr ());
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printf ("main_visibility_checkvar () == %d\n",
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main_visibility_checkvar ());
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printf ("main_visibility_checkcom () == %d\n",
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main_visibility_checkcom ());
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printf ("shlib_visibility_checkcom () == %d\n",
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shlib_visibility_checkcom ());
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printf ("main_visibility_checkweak () == %d\n",
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main_visibility_checkweak ());
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printf ("shlib_visibility_checkweak () == %d\n",
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shlib_visibility_checkweak ());
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#if !defined (PROTECTED_UNDEF_TEST) && defined (PROTECTED_TEST)
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if (&shared_data != shared_data_p ())
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ret = 1;
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p = shared_func_p ();
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if (shared_func != p)
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ret = 1;
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if (shared_data != *shared_data_p ())
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ret = 1;
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if (shared_func () != (*p) () )
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ret = 1;
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#endif
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return ret;
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}
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#endif
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