From: David Goulet <david.goulet@polymtl.ca>
Date: Thu, 30 Jun 2011 20:53:59 +0000 (-0400)
Subject: Add session name option to all command
X-Git-Tag: v2.0-pre1~56
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=5440dc4282b3186641a8886dc05f6cf5641b5191;p=lttng-tools.git

Add session name option to all command

Signed-off-by: David Goulet <david.goulet@polymtl.ca>
---

diff --git a/lttng/commands/add_channel.c b/lttng/commands/add_channel.c
index 0fb0e2593..eeb4b2534 100644
--- a/lttng/commands/add_channel.c
+++ b/lttng/commands/add_channel.c
@@ -32,6 +32,7 @@
 static char *opt_channel_name;
 static char *opt_kernel;
 static char *opt_cmd_name;
+static char *opt_session_name;
 static int opt_pid_all;
 static int opt_userspace;
 static pid_t opt_pid;
@@ -51,6 +52,7 @@ enum {
 static struct poptOption long_options[] = {
 	/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
 	{"help",           'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0},
+	{"session",        's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
 	{"kernel",         'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
 	{"userspace",      'u', POPT_ARG_STRING | POPT_ARGFLAG_OPTIONAL, 0, OPT_USERSPACE, 0, 0},
 	{"all",            0,   POPT_ARG_VAL, &opt_pid_all, 1, 0, 0},
@@ -72,6 +74,7 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "usage: lttng add-channel NAME [options] [channel_options]\n");
 	fprintf(ofp, "\n");
 	fprintf(ofp, "  -h, --help               Show this help\n");
+	fprintf(ofp, "  -s, --session            Apply on session name\n");
 	fprintf(ofp, "  -k, --kernel             Apply on the kernel tracer\n");
 	fprintf(ofp, "  -u, --userspace [CMD]    Apply on the user-space tracer\n");
 	fprintf(ofp, "      --all                If -u, apply on all traceable apps\n");
@@ -96,7 +99,7 @@ static int add_channel(void)
 {
 	int ret = CMD_SUCCESS;
 
-	if (set_session_name() < 0) {
+	if (set_session_name(opt_session_name) < 0) {
 		ret = CMD_ERROR;
 		goto error;
 	}
diff --git a/lttng/commands/add_context.c b/lttng/commands/add_context.c
index afec9dab7..f9094adc0 100644
--- a/lttng/commands/add_context.c
+++ b/lttng/commands/add_context.c
@@ -32,6 +32,7 @@
 static char *opt_event_name;
 static char *opt_channel_name;
 static char *opt_perf_name;
+static char *opt_session_name;
 static int *opt_kernel;
 static int opt_pid_all;
 static int opt_userspace;
@@ -48,6 +49,7 @@ enum {
 static struct poptOption long_options[] = {
 	/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
 	{"help",           'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0},
+	{"session",        's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
 	{"channel",        'c', POPT_ARG_STRING, &opt_channel_name, 0, 0, 0},
 	{"event",          'e', POPT_ARG_STRING, &opt_event_name, 0, 0, 0},
 	{"kernel",         'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
@@ -70,6 +72,7 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "\n");
 	fprintf(ofp, "Options:\n");
 	fprintf(ofp, "  -h, --help               Show this help\n");
+	fprintf(ofp, "  -s, --session            Apply on session name\n");
 	fprintf(ofp, "  -c, --channel NAME       Apply on channel\n");
 	fprintf(ofp, "  -e, --event NAME         Apply on event\n");
 	fprintf(ofp, "  -k, --kernel             Apply for the kernel tracer\n");
@@ -123,7 +126,7 @@ static int add_context(void)
 	int ret = CMD_SUCCESS;
 	struct lttng_kernel_context context;
 
-	if (set_session_name() < 0) {
+	if (set_session_name(opt_session_name) < 0) {
 		ret = CMD_ERROR;
 		goto error;
 	}
diff --git a/lttng/commands/disable_channels.c b/lttng/commands/disable_channels.c
index ad2f0bf08..4235fbf86 100644
--- a/lttng/commands/disable_channels.c
+++ b/lttng/commands/disable_channels.c
@@ -31,6 +31,7 @@
 
 static char *opt_channels;
 static char *opt_kernel;
+static char *opt_session_name;
 static int opt_pid_all;
 static int opt_userspace;
 static pid_t opt_pid;
@@ -43,6 +44,7 @@ enum {
 static struct poptOption long_options[] = {
 	/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
 	{"help",           'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0},
+	{"session",        's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
 	{"kernel",         'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
 	{"userspace",      'u', POPT_ARG_NONE, 0, OPT_USERSPACE, 0, 0},
 	{"all",            0,   POPT_ARG_VAL, &opt_pid_all, 1, 0, 0},
@@ -58,6 +60,7 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "usage: lttng disable-channel NAME[,NAME2,...] [options]\n");
 	fprintf(ofp, "\n");
 	fprintf(ofp, "  -h, --help            Show this help\n");
+	fprintf(ofp, "  -s, --session            Apply on session name\n");
 	fprintf(ofp, "  -k, --kernel          Apply for the kernel tracer\n");
 	fprintf(ofp, "  -u, --userspace       Apply for the user-space tracer\n");
 	fprintf(ofp, "      --all             If -u, apply on all traceable apps\n");
@@ -75,7 +78,7 @@ static int disable_channels(void)
 	int ret = CMD_SUCCESS;
 	char *channel_name;
 
-	if (set_session_name() < 0) {
+	if (set_session_name(opt_session_name) < 0) {
 		ret = CMD_ERROR;
 		goto error;
 	}
diff --git a/lttng/commands/disable_events.c b/lttng/commands/disable_events.c
index 5bfe5d55b..04a8c0a62 100644
--- a/lttng/commands/disable_events.c
+++ b/lttng/commands/disable_events.c
@@ -33,6 +33,7 @@ static char *opt_event_list;
 static char *opt_kernel;
 static char *opt_cmd_name;
 static char *opt_channel_name;
+static char *opt_session_name;
 static int opt_pid_all;
 static int opt_userspace;
 static int opt_disable_all;
@@ -46,6 +47,7 @@ enum {
 static struct poptOption long_options[] = {
 	/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
 	{"help",           'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0},
+	{"session",        's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
 	{"all-events",     'a', POPT_ARG_VAL, &opt_disable_all, 1, 0, 0},
 	{"channel",        'c', POPT_ARG_STRING, &opt_channel_name, 0, 0, 0},
 	{"kernel",         'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
@@ -63,6 +65,7 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "usage: lttng disable-event NAME[,NAME2,...] [options]\n");
 	fprintf(ofp, "\n");
 	fprintf(ofp, "  -h, --help               Show this help\n");
+	fprintf(ofp, "  -s, --session            Apply on session name\n");
 	fprintf(ofp, "  -c, --channel            Apply on this channel\n");
 	fprintf(ofp, "  -a, --all-events         Enable all tracepoints\n");
 	fprintf(ofp, "  -k, --kernel             Apply for the kernel tracer\n");
@@ -83,7 +86,7 @@ static int disable_events(void)
 	char *event_name, *channel_name;
 	struct lttng_event ev;
 
-	if (set_session_name() < 0) {
+	if (set_session_name(opt_session_name) < 0) {
 		ret = CMD_ERROR;
 		goto error;
 	}
diff --git a/lttng/commands/enable_channels.c b/lttng/commands/enable_channels.c
index f8ad58d54..7dbec903a 100644
--- a/lttng/commands/enable_channels.c
+++ b/lttng/commands/enable_channels.c
@@ -31,6 +31,7 @@
 
 static char *opt_channels;
 static char *opt_kernel;
+static char *opt_session_name;
 static int opt_pid_all;
 static int opt_userspace;
 static pid_t opt_pid;
@@ -43,6 +44,7 @@ enum {
 static struct poptOption long_options[] = {
 	/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
 	{"help",           'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0},
+	{"session",        's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
 	{"kernel",         'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
 	{"userspace",      'u', POPT_ARG_NONE, 0, OPT_USERSPACE, 0, 0},
 	{"all",            0,   POPT_ARG_VAL, &opt_pid_all, 1, 0, 0},
@@ -58,6 +60,7 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "usage: lttng enable-channel NAME[,NAME2,...] [options]\n");
 	fprintf(ofp, "\n");
 	fprintf(ofp, "  -h, --help            Show this help\n");
+	fprintf(ofp, "  -s, --session            Apply on session name\n");
 	fprintf(ofp, "  -k, --kernel          Apply for the kernel tracer\n");
 	fprintf(ofp, "  -u, --userspace       Apply for the user-space tracer\n");
 	fprintf(ofp, "      --all             If -u, apply on all traceable apps\n");
@@ -75,7 +78,7 @@ static int enable_channels(void)
 	int ret = CMD_SUCCESS;
 	char *channel_name;
 
-	if (set_session_name() < 0) {
+	if (set_session_name(opt_session_name) < 0) {
 		ret = CMD_ERROR;
 		goto error;
 	}
diff --git a/lttng/commands/enable_events.c b/lttng/commands/enable_events.c
index cde0cc48c..b39a9f461 100644
--- a/lttng/commands/enable_events.c
+++ b/lttng/commands/enable_events.c
@@ -33,6 +33,7 @@ static char *opt_event_list;
 static int opt_event_type;
 static char *opt_kernel;
 static char *opt_cmd_name;
+static char *opt_session_name;
 static int opt_pid_all;
 static int opt_userspace;
 static int opt_enable_all;
@@ -53,6 +54,7 @@ enum {
 static struct poptOption long_options[] = {
 	/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
 	{"help",           'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0},
+	{"session",        's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
 	{"all-events",     'a', POPT_ARG_VAL, &opt_enable_all, 1, 0, 0},
 	{"channel",        'c', POPT_ARG_STRING, &opt_channel_name, 0, 0, 0},
 	{"kernel",         'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
@@ -74,6 +76,7 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "usage: lttng enable-event NAME[,NAME2,...] [options] [event_options]\n");
 	fprintf(ofp, "\n");
 	fprintf(ofp, "  -h, --help               Show this help\n");
+	fprintf(ofp, "  -s, --session            Apply on session name\n");
 	fprintf(ofp, "  -c, --channel            Apply on this channel\n");
 	fprintf(ofp, "  -a, --all-events         Enable all tracepoints\n");
 	fprintf(ofp, "  -k, --kernel             Apply for the kernel tracer\n");
@@ -100,7 +103,7 @@ static int enable_events(void)
 	char *event_name, *channel_name;
 	struct lttng_event ev;
 
-	if (set_session_name() < 0) {
+	if (set_session_name(opt_session_name) < 0) {
 		ret = CMD_ERROR;
 		goto error;
 	}
diff --git a/lttng/utils.c b/lttng/utils.c
index f9edb173b..109532a4f 100644
--- a/lttng/utils.c
+++ b/lttng/utils.c
@@ -82,15 +82,19 @@ error:
  *
  *  Get session name and set it for the lttng control lib.
  */
-int set_session_name(void)
+int set_session_name(char *name)
 {
 	int ret;
 	char *session_name;
 
-	session_name = get_session_name();
-	if (session_name == NULL) {
-		ret = -1;
-		goto error;
+	if (name != NULL) {
+		session_name = name;
+	} else {
+		session_name = get_session_name();
+		if (session_name == NULL) {
+			ret = -1;
+			goto error;
+		}
 	}
 
 	lttng_set_session_name(session_name);
diff --git a/lttng/utils.h b/lttng/utils.h
index 90f7f46b1..5b9a5e6e4 100644
--- a/lttng/utils.h
+++ b/lttng/utils.h
@@ -21,6 +21,6 @@
 
 char *get_config_file_path(void);
 char *get_session_name(void);
-int set_session_name(void);
+int set_session_name(char *name);
 
 #endif /* _LTTNG_UTILS_H */