482eec0d11
1999-01-16 Ulrich Drepper <drepper@cygnus.com> * elf/Makefile (tests): Add loadtest. Add rules to generate test modules. * Makeconfig (+link): Add $(LDFLAGS-$(@F)) to command line. * elf/loadtest.c: New file. * elf/testobj1.c: New file. * elf/testobj2.c: New file. * elf/testobj3.c: New file. * elf/dl-close.c: Correct removing module from global list. * elf/dl-open.c: Add debugging code. * include/string.h: Add __rawmemchr prototype. * string/Makefile (routines): Add rawmemchr. * string/Versions [GLIBC_2.1]: Add __rawmemchr and rawmemchr. * string/string.h: Add prototype for rawmemchr. * string/bits/string2.h: Optimize strchr with rawmemchr. * sysdeps/generic/rawmemchr.c: New file. * sysdeps/i386/rawmemchr.c: New file. * sysdeps/i386/i486/bits/string.h: Add rawmemchr inline code. Optimize strchr with rawmemchr. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _LFS_LARGEFILE, _LFS64_LARGEFILE, and _LFS64_STDIO for Unix98. 1999-01-14 Andreas Jaeger <aj@arthur.rhein-neckar.de> * nis/nis_error.c (nis_errlist): Fix capitilasation.
115 lines
2.4 KiB
C
115 lines
2.4 KiB
C
#include <assert.h>
|
|
#include <dlfcn.h>
|
|
#include <errno.h>
|
|
#include <error.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
|
|
/* How many load/unload operations do we do. */
|
|
#define TEST_ROUNDS 100
|
|
|
|
|
|
static struct
|
|
{
|
|
/* Name of the module. */
|
|
const char *name;
|
|
/* The handle. */
|
|
void *handle;
|
|
} testobjs[] =
|
|
{
|
|
{ "testobj1.so", NULL },
|
|
{ "testobj2.so", NULL },
|
|
{ "testobj3.so", NULL },
|
|
};
|
|
#define NOBJS (sizeof (testobjs) / sizeof (testobjs[0]))
|
|
|
|
|
|
static const struct
|
|
{
|
|
/* Name of a function to call. */
|
|
const char *fname;
|
|
/* Index in status and handle array. */
|
|
int index;
|
|
/* Options while loading the module. */
|
|
int options;
|
|
} tests[] =
|
|
{
|
|
{ "obj1func2", 0, RTLD_LAZY },
|
|
{ "obj1func1", 0, RTLD_LAZY | RTLD_GLOBAL },
|
|
{ "obj1func1", 0, RTLD_NOW, },
|
|
{ "obj1func2", 0, RTLD_NOW | RTLD_GLOBAL },
|
|
{ "obj2func2", 1, RTLD_LAZY },
|
|
{ "obj2func1", 1, RTLD_LAZY | RTLD_GLOBAL, },
|
|
{ "obj2func1", 1, RTLD_NOW, },
|
|
{ "obj2func2", 1, RTLD_NOW | RTLD_GLOBAL },
|
|
{ "obj3func2", 2, RTLD_LAZY },
|
|
{ "obj3func1", 2, RTLD_LAZY | RTLD_GLOBAL },
|
|
{ "obj3func1", 2, RTLD_NOW },
|
|
{ "obj3func2", 2, RTLD_NOW | RTLD_GLOBAL },
|
|
};
|
|
#define NTESTS (sizeof (tests) / sizeof (tests[0]))
|
|
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
int count = TEST_ROUNDS;
|
|
|
|
/* Just a seed. */
|
|
srandom (TEST_ROUNDS);
|
|
|
|
while (count--)
|
|
{
|
|
int nr = random () % NTESTS;
|
|
int index = tests[nr].index;
|
|
|
|
printf ("%4d: %4d: ", count + 1, nr);
|
|
fflush (stdout);
|
|
|
|
if (testobjs[index].handle == NULL)
|
|
{
|
|
int (*fct) (int);
|
|
|
|
/* Load the object. */
|
|
testobjs[index].handle = dlopen (testobjs[index].name,
|
|
tests[nr].options);
|
|
if (testobjs[index].handle == NULL)
|
|
error (EXIT_FAILURE, 0, "cannot load `%s': %s",
|
|
testobjs[index].name, dlerror ());
|
|
|
|
/* Test the function call. */
|
|
fct = dlsym (testobjs[index].handle, tests[nr].fname);
|
|
if (fct == NULL)
|
|
error (EXIT_FAILURE, 0,
|
|
"cannot get function `%s' from shared object `%s': %s",
|
|
tests[nr].fname, testobjs[index].name, dlerror ());
|
|
|
|
fct (10);
|
|
|
|
printf ("successfully loaded `%s'\n", testobjs[index].name);
|
|
}
|
|
else
|
|
{
|
|
dlclose (testobjs[index].handle);
|
|
testobjs[index].handle = NULL;
|
|
|
|
printf ("successfully unloaded `%s'\n", testobjs[index].name);
|
|
}
|
|
}
|
|
|
|
/* Unload all loaded modules. */
|
|
for (count = 0; count < NOBJS; ++count)
|
|
if (testobjs[count].handle != NULL)
|
|
dlclose (testobjs[count].handle);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
foo (int a)
|
|
{
|
|
return a - 1;
|
|
}
|