1 /* $NetBSD: h_nsd_recurse.c,v 1.2 2011/01/13 02:24:51 pgoyette Exp $ */ 2 3 /*- 4 * Copyright (c) 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __COPYRIGHT("@(#) Copyright (c) 2008\ 34 The NetBSD Foundation, inc. All rights reserved."); 35 __RCSID("$NetBSD: h_nsd_recurse.c,v 1.2 2011/01/13 02:24:51 pgoyette Exp $"); 36 37 #define _REENTRANT 38 39 #include <assert.h> 40 #include <nsswitch.h> 41 #include <pthread.h> 42 #include <stdarg.h> 43 #include <stdio.h> 44 #include <stdlib.h> 45 46 static const ns_src testsrc[] = { 47 { "test", NS_SUCCESS }, 48 { NULL, 0 } 49 }; 50 51 static int 52 func3(void *rv, void *cb_data, va_list ap) 53 { 54 (void)printf("func3: enter\n"); 55 (void)printf("func3: exit\n"); 56 57 return NS_SUCCESS; 58 } 59 60 static int 61 func2(void *rv, void *cb_data, va_list ap) 62 { 63 static const ns_dtab dtab[] = { 64 { "test", func3, NULL }, 65 { NULL, NULL, NULL } 66 }; 67 int r; 68 69 (void)printf("func2: enter\n"); 70 r = nsdispatch(NULL, dtab, "test", "test", testsrc); 71 (void)printf("func2: exit\n"); 72 73 return r; 74 } 75 76 static int 77 func1(void) 78 { 79 static const ns_dtab dtab[] = { 80 { "test", func2, NULL }, 81 { NULL, NULL, NULL } 82 }; 83 int r; 84 85 (void)printf("func1: enter\n"); 86 r = nsdispatch(NULL, dtab, "test", "test", testsrc); 87 (void)printf("func1: exit\n"); 88 89 return r; 90 } 91 92 static void * 93 thrfunc(void *arg) 94 { 95 pthread_exit(NULL); 96 } 97 98 int 99 main(int argc, char *argv[]) 100 { 101 pthread_t thr; 102 void *threval; 103 104 assert(pthread_create(&thr, NULL, thrfunc, NULL) == 0); 105 assert(func1() == NS_SUCCESS); 106 assert(pthread_join(thr, &threval) == 0); 107 } 108