gecko-dev/tools/leaky/ShowLibs.cpp
2004-08-25 23:02:50 +00:00

74 lines
2.5 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Kipp E.B. Hickman.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include <stdio.h>
#include <dlfcn.h>
#ifdef linux
#include <link.h>
#endif
// A simple test program that dumps out the loaded shared
// libraries. This is essential for leaky to work properly when shared
// libraries are used.
static void ShowLibs(struct r_debug* rd)
{
link_map* map = rd->r_map;
while (NULL != map) {
printf("addr=%08x name=%s prev=%p next=%p\n", map->l_addr, map->l_name,
map->l_prev, map->l_next);
map = map->l_next;
}
}
int main(int argc, char** argv)
{
void* h = dlopen("/usr/X11R6/lib/libX11.so", RTLD_LAZY);
#ifdef linux
printf("Direct r_debug libs:\n");
ShowLibs(&_r_debug);
printf("_DYNAMICE r_debug libs:\n");
ElfW(Dyn)* dp;
for (dp = _DYNAMIC; dp->d_tag != DT_NULL; dp++) {
if (dp->d_tag == DT_DEBUG) {
struct r_debug* rd = (struct r_debug*) dp->d_un.d_ptr;
ShowLibs(rd);
}
}
#endif
return 0;
}