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 <assert.h>
27 #include "ucl.h"
28 
29 int
main(int argc,char ** argv)30 main (int argc, char **argv)
31 {
32 	ucl_object_t *obj, *cur, *ar;
33 	FILE *out;
34 	const char *fname_out = NULL;
35 	struct ucl_emitter_context *ctx;
36 	struct ucl_emitter_functions *f;
37 	int ret = 0;
38 
39 	switch (argc) {
40 	case 2:
41 		fname_out = argv[1];
42 		break;
43 	}
44 
45 	if (fname_out != NULL) {
46 		out = fopen (fname_out, "w");
47 		if (out == NULL) {
48 			exit (-errno);
49 		}
50 	}
51 	else {
52 		out = stdout;
53 	}
54 
55 	obj = ucl_object_typed_new (UCL_OBJECT);
56 
57 	/* Create some strings */
58 	cur = ucl_object_fromstring_common ("  test string    ", 0, UCL_STRING_TRIM);
59 	ucl_object_insert_key (obj, cur, "key1", 0, false);
60 	cur = ucl_object_fromstring_common ("  test \nstring\n    ", 0, UCL_STRING_TRIM | UCL_STRING_ESCAPE);
61 	ucl_object_insert_key (obj, cur, "key2", 0, false);
62 	cur = ucl_object_fromstring_common ("  test string    \n", 0, 0);
63 	ucl_object_insert_key (obj, cur, "key3", 0, false);
64 
65 	f = ucl_object_emit_file_funcs (out);
66 	ctx = ucl_object_emit_streamline_new (obj, UCL_EMIT_CONFIG, f);
67 
68 	assert (ctx != NULL);
69 
70 	/* Array of numbers */
71 	ar = ucl_object_typed_new (UCL_ARRAY);
72 	ar->key = "key4";
73 	ar->keylen = sizeof ("key4") - 1;
74 
75 	ucl_object_emit_streamline_start_container (ctx, ar);
76 	cur = ucl_object_fromint (10);
77 	ucl_object_emit_streamline_add_object (ctx, cur);
78 	cur = ucl_object_fromdouble (10.1);
79 	ucl_object_emit_streamline_add_object (ctx, cur);
80 	cur = ucl_object_fromdouble (9.999);
81 	ucl_object_emit_streamline_add_object (ctx, cur);
82 
83 
84 	ucl_object_emit_streamline_end_container (ctx);
85 	ucl_object_emit_streamline_finish (ctx);
86 	ucl_object_emit_funcs_free (f);
87 	ucl_object_unref (obj);
88 
89 	fclose (out);
90 
91 	return ret;
92 }
93