Fix babeltrace-log incorrect timestamp type
[babeltrace.git] / converter / babeltrace.c
1 /*
2 * babeltrace.c
3 *
4 * Babeltrace Trace Converter
5 *
6 * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 */
18
19 #include <babeltrace/babeltrace.h>
20 #include <babeltrace/format.h>
21 #include <popt.h>
22 #include <errno.h>
23 #include <stdlib.h>
24 #include <ctype.h>
25 #include <sys/stat.h>
26 #include <sys/types.h>
27 #include <fcntl.h>
28
29 static char *opt_input_format;
30 static char *opt_output_format;
31
32 static const char *opt_input_path;
33 static const char *opt_output_path;
34
35 int babeltrace_verbose, babeltrace_debug;
36 int opt_field_names;
37
38 void strlower(char *str)
39 {
40 while (*str) {
41 *str = tolower(*str);
42 str++;
43 }
44 }
45
46 enum {
47 OPT_NONE = 0,
48 OPT_HELP,
49 OPT_LIST,
50 OPT_VERBOSE,
51 OPT_DEBUG,
52 OPT_NAMES,
53 };
54
55 static struct poptOption long_options[] = {
56 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
57 { "input-format", 'i', POPT_ARG_STRING, &opt_input_format, OPT_NONE, NULL, NULL },
58 { "output-format", 'o', POPT_ARG_STRING, &opt_output_format, OPT_NONE, NULL, NULL },
59 { "help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL },
60 { "list", 'l', POPT_ARG_NONE, NULL, OPT_LIST, NULL, NULL },
61 { "verbose", 'v', POPT_ARG_NONE, NULL, OPT_VERBOSE, NULL, NULL },
62 { "debug", 'd', POPT_ARG_NONE, NULL, OPT_DEBUG, NULL, NULL },
63 { "names", 'n', POPT_ARG_NONE, NULL, OPT_NAMES, NULL, NULL },
64 { NULL, 0, 0, NULL, 0, NULL, NULL },
65 };
66
67 static void list_formats(FILE *fp)
68 {
69 fprintf(fp, "\n");
70 bt_fprintf_format_list(fp);
71 }
72
73 static void usage(FILE *fp)
74 {
75 fprintf(fp, "BabelTrace Trace Converter %u.%u\n\n",
76 BABELTRACE_VERSION_MAJOR,
77 BABELTRACE_VERSION_MINOR);
78 fprintf(fp, "usage : babeltrace [OPTIONS] INPUT <OUTPUT>\n");
79 fprintf(fp, "\n");
80 fprintf(fp, " INPUT Input trace path\n");
81 fprintf(fp, " OUTPUT Output trace path (default: stdout)\n");
82 fprintf(fp, "\n");
83 fprintf(fp, " -i, --input-format FORMAT Input trace format (default: ctf)\n");
84 fprintf(fp, " -o, --output-format FORMAT Output trace format (default: text)\n");
85 fprintf(fp, "\n");
86 fprintf(fp, " -h, --help This help message\n");
87 fprintf(fp, " -l, --list List available formats\n");
88 fprintf(fp, " -v, --verbose Verbose mode\n");
89 fprintf(fp, " -d, --debug Debug mode\n");
90 fprintf(fp, " -n, --names Print field names\n");
91 list_formats(fp);
92 fprintf(fp, "\n");
93 }
94
95 /*
96 * Return 0 if caller should continue, < 0 if caller should return
97 * error, > 0 if caller should exit without reporting error.
98 */
99 static int parse_options(int argc, char **argv)
100 {
101 poptContext pc;
102 int opt, ret = 0;
103
104 if (argc == 1) {
105 usage(stdout);
106 return 1; /* exit cleanly */
107 }
108
109 pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 0);
110 poptReadDefaultConfig(pc, 0);
111
112 while ((opt = poptGetNextOpt(pc)) != -1) {
113 switch (opt) {
114 case OPT_HELP:
115 usage(stdout);
116 ret = 1; /* exit cleanly */
117 goto end;
118 case OPT_LIST:
119 list_formats(stdout);
120 ret = 1;
121 goto end;
122 case OPT_VERBOSE:
123 babeltrace_verbose = 1;
124 break;
125 case OPT_DEBUG:
126 babeltrace_debug = 1;
127 break;
128 case OPT_NAMES:
129 opt_field_names = 1;
130 break;
131 default:
132 ret = -EINVAL;
133 goto end;
134 }
135 }
136
137 opt_input_path = poptGetArg(pc);
138 if (!opt_input_path) {
139 ret = -EINVAL;
140 goto end;
141 }
142 opt_output_path = poptGetArg(pc);
143 end:
144 if (pc) {
145 poptFreeContext(pc);
146 }
147 return ret;
148 }
149
150 int main(int argc, char **argv)
151 {
152 int ret;
153 struct format *fmt_read, *fmt_write;
154 struct trace_descriptor *td_read, *td_write;
155
156 ret = parse_options(argc, argv);
157 if (ret < 0) {
158 fprintf(stdout, "Error parsing options.\n\n");
159 usage(stdout);
160 exit(EXIT_FAILURE);
161 } else if (ret > 0) {
162 exit(EXIT_SUCCESS);
163 }
164 printf_verbose("Verbose mode active.\n");
165 printf_debug("Debug mode active.\n");
166
167 if (opt_input_format)
168 strlower(opt_input_format);
169 if (opt_output_format)
170 strlower(opt_output_format);
171
172 printf_verbose("Converting from file: %s\n", opt_input_path);
173 printf_verbose("Converting from format: %s\n",
174 opt_input_format ? : "ctf <default>");
175 printf_verbose("Converting to file: %s\n",
176 opt_output_path ? : "<stdout>");
177 printf_verbose("Converting to format: %s\n",
178 opt_output_format ? : "text <default>");
179
180 if (!opt_input_format)
181 opt_input_format = "ctf";
182 if (!opt_output_format)
183 opt_output_format = "text";
184 fmt_read = bt_lookup_format(g_quark_from_static_string(opt_input_format));
185 if (!fmt_read) {
186 fprintf(stdout, "[error] Format \"%s\" is not supported.\n\n",
187 opt_input_format);
188 exit(EXIT_FAILURE);
189 }
190 if (!opt_output_format)
191 opt_output_format = "ctf";
192 fmt_write = bt_lookup_format(g_quark_from_static_string(opt_output_format));
193 if (!fmt_write) {
194 fprintf(stdout, "[error] format \"%s\" is not supported.\n\n",
195 opt_output_format);
196 exit(EXIT_FAILURE);
197 }
198
199 td_read = fmt_read->open_trace(opt_input_path, O_RDONLY);
200 if (!td_read) {
201 fprintf(stdout, "[error] opening trace \"%s\" for reading.\n\n",
202 opt_input_path);
203 goto error_td_read;
204 }
205
206 td_write = fmt_write->open_trace(opt_output_path, O_RDWR);
207 if (!td_write) {
208 fprintf(stdout, "Error opening trace \"%s\" for writing.\n\n",
209 opt_output_path ? : "<none>");
210 goto error_td_write;
211 }
212
213 ret = convert_trace(td_write, td_read);
214 if (ret) {
215 fprintf(stdout, "Error printing trace.\n\n");
216 goto error_copy_trace;
217 }
218
219 fmt_write->close_trace(td_write);
220 fmt_read->close_trace(td_read);
221 exit(EXIT_SUCCESS);
222
223 /* Error handling */
224 error_copy_trace:
225 fmt_write->close_trace(td_write);
226 error_td_write:
227 fmt_read->close_trace(td_read);
228 error_td_read:
229 exit(EXIT_FAILURE);
230 }
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