cdesktopenv/cde/programs/dtksh/findsym.c

104 lines
2.7 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: findsym.c /main/5 1995/11/09 09:32:59 rswiston $ */
/* Copyright (c) 1991, 1992 UNIX System Laboratories, Inc. */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF */
/* UNIX System Laboratories, Inc. */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
#include "stdio.h"
#include <sys/types.h>
#ifdef DYNLIB
#ifdef __aix
#include <sys/ldr.h>
#else
#include <dlfcn.h>
#endif
/* from ksh93/include/ast/shell.h */
extern void **sh_getliblist(void);
#endif
#ifdef HPUX_DYNLIB
#include <dl.h>
#endif
#include <string.h>
#include <search.h>
#include <ctype.h>
#include "xmdtksym.h"
#include "msgs.h"
/*
* This function is currently only used to locate a widget class record,
* as requested by a DtLoadWidget request. In the future, if the exksh
* commands are ever added back in, then it will also need to be able
* to locate any arbitrary symbol.
*/
unsigned long
fsym(
char *str,
int lib )
{
#ifdef DYNLIB
void ** liblist;
int i = 0;
long addr;
#endif
#ifdef HPUX_DYNLIB
void *found;
shl_t handle;
#endif
#ifdef DYNLIB
if ((liblist = sh_getliblist()) == NULL)
return(NULL);
while (liblist[i])
{
if (addr = dlsym(liblist[i], str))
return((unsigned long)addr);
i++;
}
#else
#ifdef HPUX_DYNLIB
handle = NULL;
if ((shl_findsym(&handle, str, TYPE_PROCEDURE, &found)) == 0)
return((unsigned long) found);
if ((shl_findsym(&handle, str, TYPE_DATA, &found)) == 0)
return((unsigned long) found);
handle = PROG_HANDLE;
if ((shl_findsym(&handle, str, TYPE_PROCEDURE, &found)) == 0)
return((unsigned long) found);
if ((shl_findsym(&handle, str, TYPE_DATA, &found)) == 0)
return((unsigned long) found);
#endif
#endif
return(NULL);
}