Re-organize sources

[babeltrace.git] / src / cli / babeltrace2-log.c

diff --git a/src/cli/babeltrace2-log.c b/src/cli/babeltrace2-log.c
new file mode 100644 (file)
index 0000000..59f34e5
--- /dev/null
+++ b/src/cli/babeltrace2-log.c
@@ -0,0 +1,168 @@
+/*
+ * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <string.h>
+#include "common/assert.h"
+#include <babeltrace2/babeltrace.h>
+#include <popt.h>
+#include <glib.h>
+
+static
+void print_usage(FILE *fp)
+{
+       fprintf(stderr, "Usage: babeltrace2-log [OPTIONS] OUTPUT-PATH\n");
+       fprintf(stderr, "\n");
+       fprintf(stderr, "Options:\n");
+       fprintf(stderr, "\n");
+       fprintf(stderr, "  -t, --with-timestamps  Extract timestamps from lines and map them to\n");
+       fprintf(stderr, "                         a CTF clock class\n");
+}
+
+static
+int parse_params(int argc, char *argv[], char **output_path,
+               bool *no_extract_ts)
+{
+       enum {
+               OPT_WITH_TIMESTAMPS = 1,
+               OPT_HELP = 2,
+       };
+       static struct poptOption opts[] = {
+               { "with-timestamps", 't', POPT_ARG_NONE, NULL, OPT_WITH_TIMESTAMPS, NULL, NULL },
+               { "help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL },
+               { NULL, '\0', 0, NULL, 0, NULL, NULL },
+       };
+       poptContext pc = NULL;
+       int opt;
+       int ret = 0;
+       const char *leftover;
+
+       *no_extract_ts = true;
+       pc = poptGetContext(NULL, argc, (const char **) argv, opts, 0);
+       if (!pc) {
+               fprintf(stderr, "Cannot get popt context\n");
+               goto error;
+       }
+
+       poptReadDefaultConfig(pc, 0);
+
+       while ((opt = poptGetNextOpt(pc)) > 0) {
+               switch (opt) {
+               case OPT_HELP:
+                       print_usage(stdout);
+                       goto end;
+               case OPT_WITH_TIMESTAMPS:
+                       *no_extract_ts = false;
+                       break;
+               default:
+                       fprintf(stderr, "Unknown command-line option specified (option code %d)\n",
+                               opt);
+                       goto error;
+               }
+       }
+
+       if (opt < -1) {
+               fprintf(stderr, "While parsing command-line options, at option %s: %s\n",
+                       poptBadOption(pc, 0), poptStrerror(opt));
+               goto error;
+       }
+
+       leftover = poptGetArg(pc);
+       if (!leftover) {
+               fprintf(stderr, "Command line error: Missing output path\n");
+               print_usage(stderr);
+               goto error;
+       }
+
+       *output_path = strdup(leftover);
+       BT_ASSERT(*output_path);
+       goto end;
+
+error:
+       ret = 1;
+
+end:
+       if (pc) {
+               poptFreeContext(pc);
+       }
+
+       return ret;
+}
+
+int main(int argc, char *argv[])
+{
+       char *output_path = NULL;
+       bool no_extract_ts;
+       int retcode;
+       GError *error = NULL;
+       gchar *bt_argv[] = {
+               BT_CLI_PATH,
+               "run",
+               "--component",
+               "dmesg:src.text.dmesg",
+               "--params",
+               NULL, /* no-extract-timestamp=? placeholder */
+               "--component",
+               "ctf:sink.ctf.fs",
+               "--key",
+               "path",
+               "--value",
+               NULL, /* output path placeholder */
+               "--params",
+               "single-trace=yes",
+               "--connect",
+               "dmesg:ctf",
+               NULL, /* sentinel */
+       };
+
+       retcode = parse_params(argc, argv, &output_path, &no_extract_ts);
+       if (retcode) {
+               goto end;
+       }
+
+       if (no_extract_ts) {
+               bt_argv[5] = "no-extract-timestamp=yes";
+       } else {
+               bt_argv[5] = "no-extract-timestamp=no";
+       }
+
+       bt_argv[11] = output_path;
+       (void) g_spawn_sync(NULL, bt_argv, NULL,
+               G_SPAWN_CHILD_INHERITS_STDIN, NULL, NULL,
+               NULL, NULL, &retcode, &error);
+
+       if (error) {
+               fprintf(stderr, "Failed to execute \"%s\": %s (%d)\n",
+                       bt_argv[0], error->message, error->code);
+       }
+
+end:
+       free(output_path);
+
+       if (error) {
+               g_error_free(error);
+       }
+
+       return retcode;
+}