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