1 /* Copyright (c) 2013, Vsevolod Stakhov 2 * All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above copyright 9 * notice, this list of conditions and the following disclaimer in the 10 * documentation and/or other materials provided with the distribution. 11 * 12 * THIS SOFTWARE IS PROVIDED ''AS IS'' AND ANY 13 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 14 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 15 * DISCLAIMED. IN NO EVENT SHALL AUTHOR BE LIABLE FOR ANY 16 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 17 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 18 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 19 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 20 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 21 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 */ 23 24 #include <stdio.h> 25 #include <errno.h> 26 #include <unistd.h> 27 #include "ucl.h" 28 29 int 30 main (int argc, char **argv) 31 { 32 char inbuf[8192], *test_in = NULL; 33 struct ucl_parser *parser = NULL, *parser2 = NULL; 34 ucl_object_t *obj; 35 FILE *in, *out; 36 unsigned char *emitted = NULL; 37 const char *fname_in = NULL, *fname_out = NULL; 38 int ret = 0, inlen, opt, json = 0; 39 40 while ((opt = getopt(argc, argv, "j")) != -1) { 41 switch (opt) { 42 case 'j': 43 json = 1; 44 break; 45 default: /* '?' */ 46 fprintf (stderr, "Usage: %s [-j] [in] [out]\n", 47 argv[0]); 48 exit (EXIT_FAILURE); 49 } 50 } 51 52 argc -= optind; 53 argv += optind; 54 55 switch (argc) { 56 case 1: 57 fname_in = argv[0]; 58 break; 59 case 2: 60 fname_in = argv[0]; 61 fname_out = argv[1]; 62 break; 63 } 64 65 if (fname_in != NULL) { 66 in = fopen (fname_in, "r"); 67 if (in == NULL) { 68 exit (-errno); 69 } 70 } 71 else { 72 in = stdin; 73 } 74 parser = ucl_parser_new (UCL_PARSER_KEY_LOWERCASE); 75 ucl_parser_register_variable (parser, "ABI", "unknown"); 76 77 if (fname_in != NULL) { 78 ucl_parser_set_filevars (parser, fname_in, true); 79 } 80 81 while (!feof (in)) { 82 memset (inbuf, 0, sizeof (inbuf)); 83 (void)fread (inbuf, sizeof (inbuf) - 1, 1, in); 84 inlen = strlen (inbuf); 85 test_in = malloc (inlen); 86 memcpy (test_in, inbuf, inlen); 87 ucl_parser_add_chunk (parser, test_in, inlen); 88 } 89 fclose (in); 90 91 if (fname_out != NULL) { 92 out = fopen (fname_out, "w"); 93 if (out == NULL) { 94 exit (-errno); 95 } 96 } 97 else { 98 out = stdout; 99 } 100 if (ucl_parser_get_error(parser) != NULL) { 101 fprintf (out, "Error occurred: %s\n", ucl_parser_get_error(parser)); 102 ret = 1; 103 goto end; 104 } 105 obj = ucl_parser_get_object (parser); 106 if (json) { 107 emitted = ucl_object_emit (obj, UCL_EMIT_JSON); 108 } 109 else { 110 emitted = ucl_object_emit (obj, UCL_EMIT_CONFIG); 111 } 112 ucl_parser_free (parser); 113 ucl_object_unref (obj); 114 parser2 = ucl_parser_new (UCL_PARSER_KEY_LOWERCASE); 115 ucl_parser_add_chunk (parser2, emitted, strlen (emitted)); 116 117 if (ucl_parser_get_error(parser2) != NULL) { 118 fprintf (out, "Error occurred: %s\n", ucl_parser_get_error(parser2)); 119 fprintf (out, "%s\n", emitted); 120 ret = 1; 121 goto end; 122 } 123 if (emitted != NULL) { 124 free (emitted); 125 } 126 obj = ucl_parser_get_object (parser2); 127 if (json) { 128 emitted = ucl_object_emit (obj, UCL_EMIT_JSON); 129 } 130 else { 131 emitted = ucl_object_emit (obj, UCL_EMIT_CONFIG); 132 } 133 134 fprintf (out, "%s\n", emitted); 135 ucl_object_unref (obj); 136 137 end: 138 if (emitted != NULL) { 139 free (emitted); 140 } 141 if (parser2 != NULL) { 142 ucl_parser_free (parser2); 143 } 144 if (test_in != NULL) { 145 free (test_in); 146 } 147 148 fclose (out); 149 150 return ret; 151 } 152