#include <popt.h>
#include <errno.h>
#include <stdlib.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
-static const char *opt_input_format;
-static const char *opt_output_format;
+static char *opt_input_format;
+static char *opt_output_format;
static const char *opt_input_path;
static const char *opt_output_path;
int babeltrace_verbose, babeltrace_debug;
+void strlower(char *str)
+{
+ while (*str) {
+ *str = tolower(*str);
+ str++;
+ }
+}
+
enum {
OPT_NONE = 0,
OPT_HELP,
static void usage(FILE *fp)
{
- fprintf(fp, "Babeltrace %u.%u\n\n", BABELTRACE_VERSION_MAJOR,
+ fprintf(fp, "BabelTrace Trace Converter %u.%u\n\n",
+ BABELTRACE_VERSION_MAJOR,
BABELTRACE_VERSION_MINOR);
fprintf(fp, "usage : babeltrace [OPTIONS] INPUT OUTPUT\n");
fprintf(fp, "\n");
* Return 0 if caller should continue, < 0 if caller should return
* error, > 0 if caller should exit without reporting error.
*/
-static int parse_options(int argc, const char **argv)
+static int parse_options(int argc, char **argv)
{
poptContext pc;
int opt, ret = 0;
- pc = poptGetContext(NULL, argc, argv, long_options, 0);
+ if (argc == 1) {
+ usage(stdout);
+ return 1; /* exit cleanly */
+ }
+
+ pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 0);
poptReadDefaultConfig(pc, 0);
while ((opt = poptGetNextOpt(pc)) != -1) {
goto end;
}
opt_output_path = poptGetArg(pc);
- if (!opt_output_path) {
- ret = -EINVAL;
- goto end;
- }
end:
if (pc) {
poptFreeContext(pc);
return ret;
}
-int main(int argc, const char **argv)
+int main(int argc, char **argv)
{
int ret;
+ struct format *fmt_read, *fmt_write;
+ struct trace_descriptor *td_read, *td_write;
ret = parse_options(argc, argv);
if (ret < 0) {
- fprintf(stdout, "Error parsing options.\n");
+ fprintf(stdout, "Error parsing options.\n\n");
usage(stdout);
exit(EXIT_FAILURE);
} else if (ret > 0) {
printf_verbose("Verbose mode active.\n");
printf_debug("Debug mode active.\n");
+ if (opt_input_format)
+ strlower(opt_input_format);
+ if (opt_output_format)
+ strlower(opt_output_format);
+
printf_verbose("Converting from file: %s\n", opt_input_path);
printf_verbose("Converting from format: %s\n",
opt_input_format ? : "<autodetect>");
- printf_verbose("Converting to file: %s\n", opt_output_path);
+ printf_verbose("Converting to file: %s\n",
+ opt_output_path ? : "<stdout>");
printf_verbose("Converting to format: %s\n",
- opt_output_format ? : "CTF");
+ opt_output_format ? : "ctf");
+
+ if (!opt_input_format) {
+ fprintf(stdout, "[error] Input format autodetection not implemented yet.\n\n");
+ usage(stdout);
+ exit(EXIT_FAILURE);
+ }
+ fmt_read = bt_lookup_format(g_quark_from_static_string(opt_input_format));
+ if (!fmt_read) {
+ fprintf(stdout, "[error] Format \"%s\" is not supported.\n\n",
+ opt_input_format);
+ exit(EXIT_FAILURE);
+ }
+ if (!opt_output_format)
+ opt_output_format = "ctf";
+ fmt_write = bt_lookup_format(g_quark_from_static_string(opt_output_format));
+ if (!fmt_write) {
+ fprintf(stdout, "[error] format \"%s\" is not supported.\n\n",
+ opt_output_format);
+ exit(EXIT_FAILURE);
+ }
+
+ td_read = fmt_read->open_trace(opt_input_path, O_RDONLY);
+ if (!td_read) {
+ fprintf(stdout, "[error] opening trace \"%s\" for reading.\n\n",
+ opt_input_path);
+ goto error_td_read;
+ }
+
+ if (!opt_output_path)
+ opt_output_path = "/dev/stdout";
+ td_write = fmt_write->open_trace(opt_output_path, O_WRONLY);
+ if (!td_write) {
+ fprintf(stdout, "Error opening trace \"%s\" for writing.\n\n",
+ opt_output_path);
+ goto error_td_write;
+ }
+
+ ret = convert_trace(td_write, td_read);
+ if (ret) {
+ fprintf(stdout, "Error printing trace.\n\n");
+ goto error_copy_trace;
+ }
- return 0;
+ fmt_write->close_trace(td_write);
+ fmt_read->close_trace(td_read);
+ exit(EXIT_SUCCESS);
+
+ /* Error handling */
+error_copy_trace:
+ fmt_write->close_trace(td_write);
+error_td_write:
+ fmt_read->close_trace(td_read);
+error_td_read:
+ exit(EXIT_FAILURE);
}