1 /* 2 * Copyright (c) 2005 Kungliga Tekniska H�gskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifdef HAVE_CONFIG_H 35 #include <config.h> 36 RCSID("$Id: test-readenv.c 20868 2007-06-03 21:02:04Z lha $"); 37 #endif 38 39 #include "roken.h" 40 #include "test-mem.h" 41 42 char *s1 = "VAR1=VAL1#comment\n\ 43 VAR2=VAL2 VAL2 #comment\n\ 44 #this another comment\n\ 45 \n\ 46 VAR3=FOO"; 47 48 char *s2 = "VAR1=ENV2\n\ 49 "; 50 51 static void 52 make_file(char *tmpl, size_t l) 53 { 54 int fd; 55 strlcpy(tmpl, "env.XXXXXX", l); 56 fd = mkstemp(tmpl); 57 if(fd < 0) 58 err(1, "mkstemp"); 59 close(fd); 60 } 61 62 static void 63 write_file(const char *fn, const char *s) 64 { 65 FILE *f; 66 f = fopen(fn, "w"); 67 if(f == NULL) { 68 unlink(fn); 69 err(1, "fopen"); 70 } 71 if(fwrite(s, 1, strlen(s), f) != strlen(s)) 72 err(1, "short write"); 73 if(fclose(f) != 0) { 74 unlink(fn); 75 err(1, "fclose"); 76 } 77 } 78 79 int 80 main(int argc, char **argv) 81 { 82 char **env = NULL; 83 int count = 0; 84 char fn[MAXPATHLEN]; 85 int error = 0; 86 87 make_file(fn, sizeof(fn)); 88 89 write_file(fn, s1); 90 count = read_environment(fn, &env); 91 if(count != 3) { 92 warnx("test 1: variable count %d != 3", count); 93 error++; 94 } 95 96 write_file(fn, s2); 97 count = read_environment(fn, &env); 98 if(count != 1) { 99 warnx("test 2: variable count %d != 1", count); 100 error++; 101 } 102 103 unlink(fn); 104 count = read_environment(fn, &env); 105 if(count != 0) { 106 warnx("test 3: variable count %d != 0", count); 107 error++; 108 } 109 for(count = 0; env && env[count]; count++); 110 if(count != 3) { 111 warnx("total variable count %d != 3", count); 112 error++; 113 } 114 free_environment(env); 115 116 117 return error; 118 } 119