1 /* $OpenBSD: bb.c,v 1.3 2017/08/02 21:04:50 kettenis Exp $ */ 2 3 /* 4 * Copyright (c) 2005 Kurt Miller <kurt@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 * 18 */ 19 20 #include <dlfcn.h> 21 #include <stdio.h> 22 23 extern void bbLazyFun(); 24 extern int duplicateFun(); 25 26 int bbSymbol; 27 28 int 29 bbTest1() 30 { 31 int ret = 0; 32 33 /* RTLD_DEFAULT should see bbSymbol */ 34 if (dlsym(RTLD_DEFAULT, "bbSymbol") == NULL) { 35 printf("dlsym(RTLD_DEFAULT, \"bbSymbol\") == NULL\n"); 36 ret = 1; 37 } 38 39 bbLazyFun(); 40 41 return (ret); 42 } 43 44 int 45 bbTest2() 46 { 47 return(duplicateFun()); 48 } 49