X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Ferror.c;h=2b08a8ed053278416ed78d1826e0b32f2a34c8bb;hp=ad0ac51d4a5ad1af4611f1667a138e05b875c535;hb=d0927b411543c173c4fb83abf785fd71a9d29ed1;hpb=b93a4a13a2724a73069e1d661df5df83c629bb36

diff --git a/src/common/error.c b/src/common/error.c
index ad0ac51d4..2b08a8ed0 100644
--- a/src/common/error.c
+++ b/src/common/error.c
@@ -15,18 +15,26 @@
  * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#define _GNU_SOURCE
 #define _LGPL_SOURCE
 #include <assert.h>
 #include <inttypes.h>
+#include <stdlib.h>
+#include <string.h>
 
 #include <lttng/lttng-error.h>
 #include <common/common.h>
+#include <common/compat/getenv.h>
 
 #include "error.h"
 
 #define ERROR_INDEX(code) (code - LTTNG_OK)
 
+/*
+ * lttng_opt_abort_on_error: unset: -1, disabled: 0, enabled: 1.
+ * Controlled by the LTTNG_ABORT_ON_ERROR environment variable.
+ */
+static int lttng_opt_abort_on_error = -1;
+
 /* TLS variable that contains the time of one single log entry. */
 DEFINE_URCU_TLS(struct log_time, error_log_time);
 
@@ -38,7 +46,7 @@ const char *log_add_time(void)
 	struct timespec tp;
 	time_t now;
 
-	ret = clock_gettime(CLOCK_REALTIME, &tp);
+	ret = lttng_clock_gettime(CLOCK_REALTIME, &tp);
 	if (ret < 0) {
 		goto error;
 	}
@@ -51,7 +59,7 @@ const char *log_add_time(void)
 
 	/* Format time in the TLS variable. */
 	ret = snprintf(URCU_TLS(error_log_time).str, sizeof(URCU_TLS(error_log_time).str),
-			"%02d:%02d:%02d.%06ld",
+			"%02d:%02d:%02d.%09ld",
 			tm.tm_hour, tm.tm_min, tm.tm_sec, tp.tv_nsec);
 	if (ret < 0) {
 		goto error;
@@ -157,7 +165,7 @@ static const char *error_string_array[] = {
 	[ ERROR_INDEX(LTTNG_ERR_NO_CHANNEL) ] = "No channel found in the session",
 	[ ERROR_INDEX(LTTNG_ERR_SESSION_INVALID_CHAR) ] = "Invalid character found in session name",
 	[ ERROR_INDEX(LTTNG_ERR_SAVE_FILE_EXIST) ] = "Session file already exists",
-	[ ERROR_INDEX(LTTNG_ERR_SAVE_IO_FAIL) ] = "IO error while writting session configuration",
+	[ ERROR_INDEX(LTTNG_ERR_SAVE_IO_FAIL) ] = "IO error while writing session configuration",
 	[ ERROR_INDEX(LTTNG_ERR_LOAD_INVALID_CONFIG) ] = "Invalid session configuration",
 	[ ERROR_INDEX(LTTNG_ERR_LOAD_IO_FAIL) ] = "IO error while reading a session configuration",
 	[ ERROR_INDEX(LTTNG_ERR_LOAD_SESSION_NOENT) ] = "Session file not found",
@@ -169,6 +177,30 @@ static const char *error_string_array[] = {
 	[ ERROR_INDEX(LTTNG_ERR_INVALID_CHANNEL_NAME) ] = "Invalid channel name",
 	[ ERROR_INDEX(LTTNG_ERR_PID_TRACKED) ] = "PID already tracked",
 	[ ERROR_INDEX(LTTNG_ERR_PID_NOT_TRACKED) ] = "PID not tracked",
+	[ ERROR_INDEX(LTTNG_ERR_INVALID_CHANNEL_DOMAIN) ] = "Invalid channel domain",
+	[ ERROR_INDEX(LTTNG_ERR_OVERFLOW) ] = "Overflow occurred",
+	[ ERROR_INDEX(LTTNG_ERR_SESSION_NOT_STARTED) ] = "Session not started",
+	[ ERROR_INDEX(LTTNG_ERR_LIVE_SESSION) ] = "Live sessions are not supported",
+	[ ERROR_INDEX(LTTNG_ERR_PER_PID_SESSION) ] = "Per-PID tracing sessions are not supported",
+	[ ERROR_INDEX(LTTNG_ERR_KERN_CONTEXT_UNAVAILABLE) ] = "Context unavailable on this kernel",
+	[ ERROR_INDEX(LTTNG_ERR_REGEN_STATEDUMP_FAIL) ] = "Failed to regenerate the state dump",
+	[ ERROR_INDEX(LTTNG_ERR_REGEN_STATEDUMP_NOMEM) ] = "Failed to regenerate the state dump, not enough memory",
+	[ ERROR_INDEX(LTTNG_ERR_NOT_SNAPSHOT_SESSION) ] = "Snapshot command can't be applied to a non-snapshot session",
+	[ ERROR_INDEX(LTTNG_ERR_INVALID_TRIGGER) ] = "Invalid trigger",
+	[ ERROR_INDEX(LTTNG_ERR_TRIGGER_EXISTS) ] = "Trigger already registered",
+	[ ERROR_INDEX(LTTNG_ERR_TRIGGER_NOT_FOUND) ] = "Trigger not found",
+	[ ERROR_INDEX(LTTNG_ERR_COMMAND_CANCELLED) ] = "Command cancelled",
+	[ ERROR_INDEX(LTTNG_ERR_ROTATION_PENDING) ] = "Rotation already pending for this session",
+	[ ERROR_INDEX(LTTNG_ERR_ROTATION_NOT_AVAILABLE) ] = "Rotation feature not available for this session's creation mode",
+	[ ERROR_INDEX(LTTNG_ERR_ROTATION_SCHEDULE_SET) ] = "A session rotation schedule of this type is already set on the session",
+	[ ERROR_INDEX(LTTNG_ERR_ROTATION_SCHEDULE_NOT_SET) ] = "No session rotation schedule of this type is set on the session",
+	[ ERROR_INDEX(LTTNG_ERR_ROTATION_MULTIPLE_AFTER_STOP) ] = "Session was already rotated once since it became inactive",
+	[ ERROR_INDEX(LTTNG_ERR_ROTATION_WRONG_VERSION) ] = "Session rotation is not supported by this kernel tracer version",
+	[ ERROR_INDEX(LTTNG_ERR_NO_SESSION_OUTPUT) ] = "Session has no output",
+	[ ERROR_INDEX(LTTNG_ERR_ROTATION_NOT_AVAILABLE_RELAY) ] = "Rotation feature not available on the relay",
+	[ ERROR_INDEX(LTTNG_ERR_AGENT_TRACING_DISABLED) ] = "Session daemon agent tracing is disabled",
+	[ ERROR_INDEX(LTTNG_ERR_PROBE_LOCATION_INVAL) ] = "Invalid userspace probe location",
+	[ ERROR_INDEX(LTTNG_ERR_ELF_PARSING) ] = "ELF parsing error",
 
 	/* Last element */
 	[ ERROR_INDEX(LTTNG_ERR_NR) ] = "Unknown error code"
@@ -191,3 +223,22 @@ const char *error_get_str(int32_t code)
 
 	return error_string_array[ERROR_INDEX(code)];
 }
+
+LTTNG_HIDDEN
+void lttng_abort_on_error(void)
+{
+	if (lttng_opt_abort_on_error < 0) {
+		/* Use lttng_secure_getenv() to query its state. */
+		const char *value;
+
+		value = lttng_secure_getenv("LTTNG_ABORT_ON_ERROR");
+		if (value && !strcmp(value, "1")) {
+			lttng_opt_abort_on_error = 1;
+		} else {
+			lttng_opt_abort_on_error = 0;
+		}
+	}
+	if (lttng_opt_abort_on_error > 0) {
+		abort();
+	}
+}