Commit | Line | Data |
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34ac0e6c MD |
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 | */ | |
4c8bfb7e | 18 | |
34ac0e6c | 19 | #include <babeltrace/babeltrace.h> |
7fb21036 | 20 | #include <babeltrace/format.h> |
34ac0e6c MD |
21 | #include <popt.h> |
22 | #include <errno.h> | |
23 | #include <stdlib.h> | |
4c8bfb7e | 24 | |
34ac0e6c MD |
25 | static const char *opt_input_format; |
26 | static const char *opt_output_format; | |
27 | ||
28 | static const char *opt_input_path; | |
29 | static const char *opt_output_path; | |
30 | ||
31 | int babeltrace_verbose, babeltrace_debug; | |
32 | ||
33 | enum { | |
34 | OPT_NONE = 0, | |
35 | OPT_HELP, | |
7fb21036 | 36 | OPT_LIST, |
34ac0e6c MD |
37 | OPT_VERBOSE, |
38 | OPT_DEBUG, | |
39 | }; | |
40 | ||
41 | static struct poptOption long_options[] = { | |
42 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
43 | { "input-format", 'i', POPT_ARG_STRING, &opt_input_format, OPT_NONE, NULL, NULL }, | |
44 | { "output-format", 'o', POPT_ARG_STRING, &opt_output_format, OPT_NONE, NULL, NULL }, | |
45 | { "help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL }, | |
7fb21036 | 46 | { "list", 'l', POPT_ARG_NONE, NULL, OPT_LIST, NULL, NULL }, |
34ac0e6c MD |
47 | { "verbose", 'v', POPT_ARG_NONE, NULL, OPT_VERBOSE, NULL, NULL }, |
48 | { "debug", 'd', POPT_ARG_NONE, NULL, OPT_DEBUG, NULL, NULL }, | |
49 | { NULL, 0, 0, NULL, 0, NULL, NULL }, | |
50 | }; | |
51 | ||
7fb21036 MD |
52 | static void list_formats(FILE *fp) |
53 | { | |
54 | fprintf(fp, "\n"); | |
55 | bt_fprintf_format_list(fp); | |
56 | } | |
57 | ||
34ac0e6c | 58 | static void usage(FILE *fp) |
4c8bfb7e | 59 | { |
34ac0e6c MD |
60 | fprintf(fp, "Babeltrace %u.%u\n\n", BABELTRACE_VERSION_MAJOR, |
61 | BABELTRACE_VERSION_MINOR); | |
62 | fprintf(fp, "usage : babeltrace [OPTIONS] INPUT OUTPUT\n"); | |
63 | fprintf(fp, "\n"); | |
64 | fprintf(fp, " INPUT Input trace path\n"); | |
65 | fprintf(fp, " OUTPUT Output trace path\n"); | |
66 | fprintf(fp, "\n"); | |
67 | fprintf(fp, " -i, --input-format Input trace path\n"); | |
68 | fprintf(fp, " -o, --output-format Input trace path\n"); | |
69 | fprintf(fp, "\n"); | |
70 | fprintf(fp, " -h, --help This help message\n"); | |
7fb21036 | 71 | fprintf(fp, " -l, --list List available formats\n"); |
34ac0e6c MD |
72 | fprintf(fp, " -v, --verbose Verbose mode\n"); |
73 | fprintf(fp, " -d, --debug Debug mode\n"); | |
7fb21036 | 74 | list_formats(fp); |
34ac0e6c MD |
75 | fprintf(fp, "\n"); |
76 | } | |
77 | ||
78 | /* | |
79 | * Return 0 if caller should continue, < 0 if caller should return | |
80 | * error, > 0 if caller should exit without reporting error. | |
81 | */ | |
82 | static int parse_options(int argc, const char **argv) | |
83 | { | |
84 | poptContext pc; | |
85 | int opt, ret = 0; | |
86 | ||
87 | pc = poptGetContext(NULL, argc, argv, long_options, 0); | |
88 | poptReadDefaultConfig(pc, 0); | |
89 | ||
90 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
91 | switch (opt) { | |
92 | case OPT_HELP: | |
7fb21036 | 93 | usage(stdout); |
34ac0e6c MD |
94 | ret = 1; /* exit cleanly */ |
95 | goto end; | |
7fb21036 MD |
96 | case OPT_LIST: |
97 | list_formats(stdout); | |
98 | ret = 1; | |
99 | goto end; | |
34ac0e6c MD |
100 | case OPT_VERBOSE: |
101 | babeltrace_verbose = 1; | |
102 | break; | |
103 | case OPT_DEBUG: | |
104 | babeltrace_debug = 1; | |
105 | break; | |
106 | default: | |
107 | ret = -EINVAL; | |
108 | goto end; | |
109 | } | |
110 | } | |
111 | ||
112 | opt_input_path = poptGetArg(pc); | |
113 | if (!opt_input_path) { | |
114 | ret = -EINVAL; | |
115 | goto end; | |
116 | } | |
117 | opt_output_path = poptGetArg(pc); | |
118 | if (!opt_output_path) { | |
119 | ret = -EINVAL; | |
120 | goto end; | |
121 | } | |
122 | end: | |
123 | if (pc) { | |
124 | poptFreeContext(pc); | |
125 | } | |
126 | return ret; | |
127 | } | |
128 | ||
129 | int main(int argc, const char **argv) | |
130 | { | |
131 | int ret; | |
132 | ||
133 | ret = parse_options(argc, argv); | |
134 | if (ret < 0) { | |
135 | fprintf(stdout, "Error parsing options.\n"); | |
136 | usage(stdout); | |
137 | exit(EXIT_FAILURE); | |
138 | } else if (ret > 0) { | |
139 | exit(EXIT_SUCCESS); | |
140 | } | |
141 | printf_verbose("Verbose mode active.\n"); | |
142 | printf_debug("Debug mode active.\n"); | |
143 | ||
144 | printf_verbose("Converting from file: %s\n", opt_input_path); | |
145 | printf_verbose("Converting from format: %s\n", | |
146 | opt_input_format ? : "<autodetect>"); | |
147 | printf_verbose("Converting to file: %s\n", opt_output_path); | |
148 | printf_verbose("Converting to format: %s\n", | |
149 | opt_output_format ? : "CTF"); | |
150 | ||
4c8bfb7e MD |
151 | return 0; |
152 | } |