X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=converter%2Fbabeltrace.c;h=2870df8fdbdb03216b18c15c2f0e3bd2644b84ce;hb=d86d62f815e8fce21a7efb2cc0811720d62b0c11;hp=a39c1c452e0222c10db118ad19ffb3b4695d933c;hpb=b086c01a10fc706dacf1a5a8ea2c4a8acfa0ee24;p=babeltrace.git

diff --git a/converter/babeltrace.c b/converter/babeltrace.c
index a39c1c45..2870df8f 100644
--- a/converter/babeltrace.c
+++ b/converter/babeltrace.c
@@ -40,9 +40,6 @@ static char *opt_output_format;
 static const char *opt_input_path;
 static const char *opt_output_path;
 
-int babeltrace_verbose, babeltrace_debug;
-int opt_field_names;
-
 static struct trace_collection trace_collection_read;
 static struct format *fmt_read;
 
@@ -71,7 +68,7 @@ static struct poptOption long_options[] = {
 	{ "list", 'l', POPT_ARG_NONE, NULL, OPT_LIST, NULL, NULL },
 	{ "verbose", 'v', POPT_ARG_NONE, NULL, OPT_VERBOSE, NULL, NULL },
 	{ "debug", 'd', POPT_ARG_NONE, NULL, OPT_DEBUG, NULL, NULL },
-	{ "names", 'n', POPT_ARG_NONE, NULL, OPT_NAMES, NULL, NULL },
+	{ "names", 'n', POPT_ARG_STRING, NULL, OPT_NAMES, NULL, NULL },
 	{ NULL, 0, 0, NULL, 0, NULL, NULL },
 };
 
@@ -95,12 +92,59 @@ static void usage(FILE *fp)
 	fprintf(fp, "  -h, --help                     This help message\n");
 	fprintf(fp, "  -l, --list                     List available formats\n");
 	fprintf(fp, "  -v, --verbose                  Verbose mode\n");
+	fprintf(fp, "                                 (or set BABELTRACE_VERBOSE environment variable)\n");
 	fprintf(fp, "  -d, --debug                    Debug mode\n");
-	fprintf(fp, "  -n, --names                    Print field names\n");
+	fprintf(fp, "                                 (or set BABELTRACE_DEBUG environment variable)\n");
+	fprintf(fp, "  -n, --names name1<,name2,...>  Print field names.\n");
+	fprintf(fp, "                                 Available field names:\n");
+	fprintf(fp, "                                     (payload OR args OR arg)\n");
+	fprintf(fp, "                                     all, scope, header, (context OR ctx)\n");
+	fprintf(fp, "                                     trace, trace:domain, trace:procname, trace:vpid,\n");
+	fprintf(fp, "                                     loglevel.\n");
+	fprintf(fp, "                                        (payload active by default)\n");
 	list_formats(fp);
 	fprintf(fp, "\n");
 }
 
+static int get_names_args(poptContext *pc)
+{
+	char *str, *strlist, *strctx;
+
+	opt_payload_field_names = 0;
+	strlist = (char *) poptGetOptArg(*pc);
+	if (!strlist) {
+		return -EINVAL;
+	}
+	str = strtok_r(strlist, ",", &strctx);
+	do {
+		if (!strcmp(str, "all"))
+			opt_all_field_names = 1;
+		else if (!strcmp(str, "scope"))
+			opt_scope_field_names = 1;
+		else if (!strcmp(str, "context") || !strcmp(str, "ctx"))
+			opt_context_field_names = 1;
+		else if (!strcmp(str, "header"))
+			opt_header_field_names = 1;
+		else if (!strcmp(str, "payload") || !strcmp(str, "args") || !strcmp(str, "arg"))
+			opt_payload_field_names = 1;
+		else if (!strcmp(str, "trace"))
+			opt_trace_name = 1;
+		else if (!strcmp(str, "trace:domain"))
+			opt_trace_domain = 1;
+		else if (!strcmp(str, "trace:procname"))
+			opt_trace_procname = 1;
+		else if (!strcmp(str, "trace:vpid"))
+			opt_trace_vpid = 1;
+		else if (!strcmp(str, "loglevel"))
+			opt_loglevel = 1;
+		else {
+			fprintf(stdout, "[error] unknown field name type %s\n", str);
+			return -EINVAL;
+		}
+	} while ((str = strtok_r(NULL, ",", &strctx)));
+	return 0;
+}
+
 /*
  * Return 0 if caller should continue, < 0 if caller should return
  * error, > 0 if caller should exit without reporting error.
@@ -118,6 +162,9 @@ static int parse_options(int argc, char **argv)
 	pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 0);
 	poptReadDefaultConfig(pc, 0);
 
+	/* set default */
+	opt_payload_field_names = 1;
+
 	while ((opt = poptGetNextOpt(pc)) != -1) {
 		switch (opt) {
 		case OPT_HELP:
@@ -131,12 +178,15 @@ static int parse_options(int argc, char **argv)
 		case OPT_VERBOSE:
 			babeltrace_verbose = 1;
 			break;
+		case OPT_NAMES:
+			if (get_names_args(&pc)) {
+				ret = -EINVAL;
+				goto end;
+			}
+			break;
 		case OPT_DEBUG:
 			babeltrace_debug = 1;
 			break;
-		case OPT_NAMES:
-			opt_field_names = 1;
-			break;
 		default:
 			ret = -EINVAL;
 			goto end;
@@ -149,6 +199,7 @@ static int parse_options(int argc, char **argv)
 		goto end;
 	}
 	opt_output_path = poptGetArg(pc);
+
 end:
 	if (pc) {
 		poptFreeContext(pc);
@@ -212,7 +263,9 @@ static int traverse_dir(const char *fpath, const struct stat *sb,
 	} else {
 		close(fd);
 		close(dirfd);
-		td_read = fmt_read->open_trace(fpath, O_RDONLY, ctf_move_pos_slow);
+		td_read = fmt_read->open_trace(opt_input_path,
+				fpath, O_RDONLY, ctf_move_pos_slow,
+				NULL);
 		if (!td_read) {
 			fprintf(stdout, "Error opening trace \"%s\" "
 					"for reading.\n\n", fpath);
@@ -290,7 +343,7 @@ int main(int argc, char **argv)
 		return 0;
 	}
 
-	td_write = fmt_write->open_trace(opt_output_path, O_RDWR, NULL);
+	td_write = fmt_write->open_trace(NULL, opt_output_path, O_RDWR, NULL, NULL);
 	if (!td_write) {
 		fprintf(stdout, "Error opening trace \"%s\" for writing.\n\n",
 			opt_output_path ? : "<none>");