Add callsite support
[babeltrace.git] / converter / babeltrace.c
index c9007c3d9c9f2f5c467c4e9435d4055dd474a06c..099a9fa6d62ea50b17164f523573cb9648ca8070 100644 (file)
 
 #include <babeltrace/ctf-ir/metadata.h>        /* for clocks */
 
+#define PARTIAL_ERROR_SLEEP    3       /* 3 seconds */
+
 #define DEFAULT_FILE_ARRAY_SIZE        1
 static char *opt_input_format, *opt_output_format;
 /* Pointer into const argv */
 static const char *opt_input_format_arg, *opt_output_format_arg;
 
-static const char *opt_input_path;
+static GPtrArray *opt_input_paths;
 static const char *opt_output_path;
 
 static struct format *fmt_read;
@@ -82,6 +84,7 @@ enum {
 
 static struct poptOption long_options[] = {
        /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
+       { "output", 'w', POPT_ARG_STRING, &opt_output_path, OPT_NONE, NULL, NULL },
        { "input-format", 'i', POPT_ARG_STRING, &opt_input_format_arg, OPT_NONE, NULL, NULL },
        { "output-format", 'o', POPT_ARG_STRING, &opt_output_format_arg, OPT_NONE, NULL, NULL },
        { "help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL },
@@ -109,10 +112,11 @@ static void list_formats(FILE *fp)
 static void usage(FILE *fp)
 {
        fprintf(fp, "BabelTrace Trace Viewer and Converter %s\n\n", VERSION);
-       fprintf(fp, "usage : babeltrace [OPTIONS] INPUT <OUTPUT>\n");
+       fprintf(fp, "usage : babeltrace [OPTIONS] FILE...\n");
        fprintf(fp, "\n");
-       fprintf(fp, "  INPUT                          Input trace path\n");
-       fprintf(fp, "  OUTPUT                         Output trace path (default: stdout)\n");
+       fprintf(fp, "  FILE                           Input trace file(s) and/or directory(ies)\n");
+       fprintf(fp, "                                     (space-separated)\n");
+       fprintf(fp, "  -w, --output OUTPUT            Output trace path (default: stdout)\n");
        fprintf(fp, "\n");
        fprintf(fp, "  -i, --input-format FORMAT      Input trace format (default: ctf)\n");
        fprintf(fp, "  -o, --output-format FORMAT     Output trace format (default: text)\n");
@@ -129,8 +133,9 @@ static void usage(FILE *fp)
        fprintf(fp, "                                     none, all, scope, header, (context OR ctx)\n");
        fprintf(fp, "                                        (default: payload,context)\n");
        fprintf(fp, "  -f, --fields name1<,name2,...> Print additional fields:\n");
-       fprintf(fp, "                                     all, trace, trace:domain, trace:procname,\n");
-       fprintf(fp, "                                     trace:vpid, loglevel.\n");
+       fprintf(fp, "                                     all, trace, trace:hostname, trace:domain,\n");
+       fprintf(fp, "                                     trace:procname, trace:vpid, loglevel, emf, callsite.\n");
+       fprintf(fp, "                                     (default: trace:hostname,trace:procname,trace:vpid)\n");
        fprintf(fp, "      --clock-cycles             Timestamp in cycles\n");
        fprintf(fp, "      --clock-offset seconds     Clock offset in seconds\n");
        fprintf(fp, "      --clock-seconds            Print the timestamps as [sec.ns]\n");
@@ -189,10 +194,13 @@ static int get_fields_args(poptContext *pc)
        }
        str = strtok_r(strlist, ",", &strctx);
        do {
+               opt_trace_default_fields = 0;
                if (!strcmp(str, "all"))
                        opt_all_fields = 1;
                else if (!strcmp(str, "trace"))
                        opt_trace_field = 1;
+               else if (!strcmp(str, "trace:hostname"))
+                       opt_trace_hostname_field = 1;
                else if (!strcmp(str, "trace:domain"))
                        opt_trace_domain_field = 1;
                else if (!strcmp(str, "trace:procname"))
@@ -201,6 +209,10 @@ static int get_fields_args(poptContext *pc)
                        opt_trace_vpid_field = 1;
                else if (!strcmp(str, "loglevel"))
                        opt_loglevel_field = 1;
+               else if (!strcmp(str, "emf"))
+                       opt_emf_field = 1;
+               else if (!strcmp(str, "callsite"))
+                       opt_callsite_field = 1;
                else {
                        fprintf(stderr, "[error] unknown field type %s\n", str);
                        return -EINVAL;
@@ -217,6 +229,7 @@ static int parse_options(int argc, char **argv)
 {
        poptContext pc;
        int opt, ret = 0;
+       const char *ipath;
 
        if (argc == 1) {
                usage(stdout);
@@ -303,12 +316,15 @@ static int parse_options(int argc, char **argv)
                }
        }
 
-       opt_input_path = poptGetArg(pc);
-       if (!opt_input_path) {
+       do {
+               ipath = poptGetArg(pc);
+               if (ipath)
+                       g_ptr_array_add(opt_input_paths, (gpointer) ipath);
+       } while (ipath);
+       if (opt_input_paths->len == 0) {
                ret = -EINVAL;
                goto end;
        }
-       opt_output_path = poptGetArg(pc);
 
 end:
        if (pc) {
@@ -478,17 +494,22 @@ error_iter:
 
 int main(int argc, char **argv)
 {
-       int ret, partial_error = 0;
+       int ret, partial_error = 0, open_success = 0;
        struct format *fmt_write;
        struct trace_descriptor *td_write;
        struct bt_context *ctx;
+       int i;
+
+       opt_input_paths = g_ptr_array_new();
 
        ret = parse_options(argc, argv);
        if (ret < 0) {
                fprintf(stderr, "Error parsing options.\n\n");
                usage(stderr);
+               g_ptr_array_free(opt_input_paths, TRUE);
                exit(EXIT_FAILURE);
        } else if (ret > 0) {
+               g_ptr_array_free(opt_input_paths, TRUE);
                exit(EXIT_SUCCESS);
        }
        printf_verbose("Verbose mode active.\n");
@@ -511,7 +532,11 @@ int main(int argc, char **argv)
                strlower(opt_output_format);
        }
 
-       printf_verbose("Converting from directory: %s\n", opt_input_path);
+       printf_verbose("Converting from directory(ies):\n");
+       for (i = 0; i < opt_input_paths->len; i++) {
+               const char *ipath = g_ptr_array_index(opt_input_paths, i);
+               printf_verbose("    %s\n", ipath);
+       }
        printf_verbose("Converting from format: %s\n",
                opt_input_format ? : "ctf <default>");
        printf_verbose("Converting to directory: %s\n",
@@ -553,16 +578,25 @@ int main(int argc, char **argv)
                goto error_td_read;
        }
 
-       ret = bt_context_add_traces_recursive(ctx, opt_input_path,
-                       opt_input_format, NULL);
-       if (ret < 0) {
-               fprintf(stderr, "[error] opening trace \"%s\" for reading.\n\n",
-                       opt_input_path);
+       for (i = 0; i < opt_input_paths->len; i++) {
+               const char *ipath = g_ptr_array_index(opt_input_paths, i);
+               ret = bt_context_add_traces_recursive(ctx, ipath,
+                               opt_input_format, NULL);
+               if (ret < 0) {
+                       fprintf(stderr, "[error] opening trace \"%s\" for reading.\n\n",
+                               ipath);
+               } else if (ret > 0) {
+                       fprintf(stderr, "[warning] errors occurred when opening trace \"%s\" for reading, continuing anyway.\n\n",
+                               ipath);
+                       open_success = 1;       /* some traces were OK */
+                       partial_error = 1;
+               } else {
+                       open_success = 1;       /* all traces were OK */
+               }
+       }
+       if (!open_success) {
+               fprintf(stderr, "[error] none of the specified trace paths could be opened.\n\n");
                goto error_td_read;
-       } else if (ret > 0) {
-               fprintf(stderr, "[warning] errors occurred when opening trace \"%s\" for reading, continuing anyway.\n\n",
-                       opt_input_path);
-               partial_error = 1;
        }
 
        td_write = fmt_write->open_trace(opt_output_path, O_RDWR, NULL, NULL);
@@ -572,6 +606,13 @@ int main(int argc, char **argv)
                goto error_td_write;
        }
 
+       /*
+        * Errors happened when opening traces, but we continue anyway.
+        * sleep to let user see the stderr output before stdout.
+        */
+       if (partial_error)
+               sleep(PARTIAL_ERROR_SLEEP);
+
        ret = convert_trace(td_write, ctx);
        if (ret) {
                fprintf(stderr, "Error printing trace.\n\n");
@@ -597,6 +638,7 @@ error_td_read:
 end:
        free(opt_input_format);
        free(opt_output_format);
+       g_ptr_array_free(opt_input_paths, TRUE);
        if (partial_error)
                exit(EXIT_FAILURE);
        else
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