1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir 29*cdf0e10cSrcweir #include <stdio.h> 30*cdf0e10cSrcweir #include <string.h> 31*cdf0e10cSrcweir #include <errno.h> 32*cdf0e10cSrcweir #include <unistd.h> 33*cdf0e10cSrcweir #include <dlfcn.h> 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir /* 36*cdf0e10cSrcweir * NOTE: Since no one is really interested in correct unload behavior I've 37*cdf0e10cSrcweir * disabled the shared library unload check. If you want to reenable it comment 38*cdf0e10cSrcweir * the following line out 39*cdf0e10cSrcweir */ 40*cdf0e10cSrcweir #define NO_UNLOAD_CHECK 41*cdf0e10cSrcweir 42*cdf0e10cSrcweir static const char *pprog_name = "checkdll"; 43*cdf0e10cSrcweir static const char *psymbol = "GetVersionInfo"; 44*cdf0e10cSrcweir 45*cdf0e10cSrcweir void usage() 46*cdf0e10cSrcweir { 47*cdf0e10cSrcweir fprintf(stderr, "usage: %s [-s] <dllname>\n", pprog_name); 48*cdf0e10cSrcweir return; 49*cdf0e10cSrcweir } 50*cdf0e10cSrcweir 51*cdf0e10cSrcweir int main(int argc, char *argv[]) 52*cdf0e10cSrcweir { 53*cdf0e10cSrcweir int rc; 54*cdf0e10cSrcweir int silent=0; 55*cdf0e10cSrcweir void *phandle; 56*cdf0e10cSrcweir char *(*pfun)(void); 57*cdf0e10cSrcweir 58*cdf0e10cSrcweir if ( argc < 2 || argc > 4) { 59*cdf0e10cSrcweir usage(); 60*cdf0e10cSrcweir return 1; 61*cdf0e10cSrcweir } 62*cdf0e10cSrcweir 63*cdf0e10cSrcweir if ( !strcmp(argv[1],"-s") ) { 64*cdf0e10cSrcweir silent = 1; 65*cdf0e10cSrcweir ++argv, --argc; 66*cdf0e10cSrcweir } 67*cdf0e10cSrcweir 68*cdf0e10cSrcweir if ( (rc = access( argv[1], R_OK )) == -1 ) { 69*cdf0e10cSrcweir fprintf(stderr, "%s: ERROR: %s: %s\n", 70*cdf0e10cSrcweir pprog_name, argv[1], strerror(errno)); 71*cdf0e10cSrcweir return 2; 72*cdf0e10cSrcweir } 73*cdf0e10cSrcweir 74*cdf0e10cSrcweir if (!silent) printf("Checking DLL %s ...", argv[1]); 75*cdf0e10cSrcweir fflush(stdout); 76*cdf0e10cSrcweir 77*cdf0e10cSrcweir if ( (phandle = dlopen(argv[1], RTLD_NOW)) != NULL ) { 78*cdf0e10cSrcweir if ( (pfun = (char *(*)(void))dlsym(phandle, psymbol)) != NULL ) { 79*cdf0e10cSrcweir if (!silent) printf(": ok\n"); 80*cdf0e10cSrcweir } 81*cdf0e10cSrcweir else 82*cdf0e10cSrcweir { 83*cdf0e10cSrcweir printf(": WARNING: %s\n", dlerror()); 84*cdf0e10cSrcweir } 85*cdf0e10cSrcweir #ifdef NO_UNLOAD_CHECK 86*cdf0e10cSrcweir _exit(0); 87*cdf0e10cSrcweir #else 88*cdf0e10cSrcweir dlclose(phandle); 89*cdf0e10cSrcweir #endif 90*cdf0e10cSrcweir return 0; 91*cdf0e10cSrcweir } 92*cdf0e10cSrcweir 93*cdf0e10cSrcweir printf(": ERROR: %s\n", dlerror()); 94*cdf0e10cSrcweir return 3; 95*cdf0e10cSrcweir } 96*cdf0e10cSrcweir 97*cdf0e10cSrcweir 98