Allow debug to be enabled on a per-file basis...

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5143 65c4cc65-6c06-0410-ace0-fbb531ad65f3

asterisk.c

@@ -85,6 +85,7 @@ int option_overrideconfig = 0;
 int option_reconnect = 0;
 int fully_booted = 0;
 char record_cache_dir[AST_CACHE_DIR_LEN] = AST_TMP_DIR;
+char debug_filename[AST_FILENAME_MAX] = "";
 
 static int ast_socket = -1;		/* UNIX Socket for allowing remote control */
 static int ast_consock = -1;		/* UNIX Socket for controlling another asterisk */

cli.c

@@ -441,6 +441,11 @@ static char debugchan_help[] =
 "Usage: debug channel <channel>\n"
 "       Enables debugging on a specific channel.\n";
 
+static char debuglevel_help[] = 
+"Usage: debug level <level> [filename]\n"
+"       Set debug to specified level (0 to disable).  If filename\n"
+"is specified, debugging will be limited to just that file.\n";
+
 static char nodebugchan_help[] = 
 "Usage: no debug channel <channel>\n"
 "       Disables debugging on a specific channel.\n";
@@ -571,6 +576,25 @@ static int handle_commandcomplete(int fd, int argc, char *argv[])
 	return RESULT_SUCCESS;
 }
 
+static int handle_debuglevel(int fd, int argc, char *argv[])
+{
+	int newlevel;
+	char *filename = "<any>";
+	if ((argc < 3) || (argc > 4))
+		return RESULT_SHOWUSAGE;
+	if (sscanf(argv[2], "%i", &newlevel) != 1)
+		return RESULT_SHOWUSAGE;
+	option_debug = newlevel;
+	if (argc == 4) {
+		filename = argv[3];
+		strncpy(debug_filename, filename, sizeof(debug_filename) - 1);
+	} else {
+		debug_filename[0] = '\0';
+	}
+	ast_cli(fd, "Debugging level set to %d, file '%s'\n", newlevel, filename);
+	return RESULT_SUCCESS;
+}
+
 static int handle_debugchan(int fd, int argc, char *argv[])
 {
 	struct ast_channel *c=NULL;
@@ -792,6 +816,7 @@ static struct ast_cli_entry builtins[] = {
 	{ { "_command", "nummatches", NULL }, handle_commandnummatches, "Returns number of command matches", commandnummatches_help },
 	{ { "_command", "matchesarray", NULL }, handle_commandmatchesarray, "Returns command matches array", commandmatchesarray_help },
 	{ { "debug", "channel", NULL }, handle_debugchan, "Enable debugging on a channel", debugchan_help, complete_ch_3 },
+	{ { "debug", "level", NULL }, handle_debuglevel, "Set global debug level", debuglevel_help },
 	{ { "help", NULL }, handle_help, "Display help list, or specific help on a command", help_help },
 	{ { "load", NULL }, handle_load, "Load a dynamic module by name", load_help, complete_fn },
 	{ { "no", "debug", "channel", NULL }, handle_nodebugchan, "Disable debugging on a channel", nodebugchan_help, complete_ch_4 },

include/asterisk/options.h

@@ -19,6 +19,7 @@ extern "C" {
 #endif
 
 #define AST_CACHE_DIR_LEN 512
+#define AST_FILENAME_MAX	80
 
 extern int option_verbose;
 extern int option_debug;
@@ -35,6 +36,7 @@ extern time_t ast_startuptime;
 extern time_t ast_lastreloadtime;
 extern int ast_mainpid;
 extern char record_cache_dir[AST_CACHE_DIR_LEN];
+extern char debug_filename[AST_FILENAME_MAX];
 
 #define VERBOSE_PREFIX_1 " "
 #define VERBOSE_PREFIX_2 "  == "

logger.c

@@ -564,6 +564,10 @@ void ast_log(int level, const char *file, int line, const char *function, const
 	/* Ignore anything that never gets logged anywhere */
 	if (!(global_logmask & (1 << level)))
 		return;
+	
+	/* Ignore anything other than the currently debugged file if there is one */
+	if ((level == __LOG_DEBUG) && !ast_strlen_zero(debug_filename) && strcasecmp(debug_filename, file))
+		return;
 
 	/* begin critical section */
 	ast_mutex_lock(&loglock);