/*
* Copyright © 2017 Guillem Jover <guillem@hadrons.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <stddef.h>
#include <stdio.h>
#include <assert.h>
#include <fcntl.h>
#include <nlist.h>
static int data_prv_init = 50;
extern int data_pub_init;
extern int data_pub_uninit[2048];
extern int *data_pub_ptr;
int *data_pub_ptr = &data_prv_init;
int data_pub_init = 10;
int data_pub_uninit[2048];
extern int
func_pub(void);
int
func_pub(void)
{
return 42;
}
int
main(int argc, char **argv)
{
struct nlist nl[] = {
{ .n_un.n_name = "main" },
{ .n_un.n_name = "func_pub" },
{ .n_un.n_name = "data_pub_uninit" },
{ .n_un.n_name = "data_pub_init" },
{ .n_un.n_name = "data_prv_init" },
{ .n_un.n_name = NULL },
}, *nlp;
int rc;
assert(*data_pub_ptr == 50);
rc = nlist(argv[0], nl);
assert(rc == 0);
assert(nl[0].n_type == (N_TEXT | N_EXT));
assert(nl[1].n_type == (N_TEXT | N_EXT));
assert(nl[2].n_type == (N_BSS | N_EXT));
assert(nl[3].n_type == (N_DATA | N_EXT));
assert(nl[4].n_type == (N_DATA));
return 0;
}
