issue #5598

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6980 65c4cc65-6c06-0410-ace0-fbb531ad65f3

ChangeLog

@@ -5,6 +5,7 @@
 	* sounds.txt: Add missing words from the description of the vm-opts prompt
 	* apps/app_externalivr.c: Add a space that fixes building on older versions of gcc
 	* many files: Add doxygen updates to categorize modules into groups. Convert a lot of comments over to doxygen style. Add some text giving a basic overview of channels.
+	* apps/app_chanisavail.c: Make priority jumping optional
 
 2005-11-05  Kevin P. Fleming  <kpfleming@digium.com>
 

apps/app_chanisavail.c

@@ -42,6 +42,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
 #include "asterisk/module.h"
 #include "asterisk/app.h"
 #include "asterisk/devicestate.h"
+#include "asterisk/options.h"
 
 static char *tdesc = "Check if channel is available";
 
@@ -51,17 +52,16 @@ static char *synopsis = "Check if channel is available";
 
 static char *descrip = 
 "  ChanIsAvail(Technology/resource[&Technology2/resource2...][|option]): \n"
-"Checks is any of the requested channels are available.  If none\n"
-"of the requested channels are available the new priority will be\n"
-"n+101 (unless such a priority does not exist or on error, in which\n"
-"case ChanIsAvail will return -1).\n"
+"Checks is any of the requested channels are available.  \n"
 "If any of the requested channels are available, the next priority will be n+1,\n"
 "the channel variable ${AVAILCHAN} will be set to the name of the available channel\n"
 "and the ChanIsAvail app will return 0.\n"
 "${AVAILORIGCHAN} is the canonical channel name that was used to create the channel.\n"
 "${AVAILSTATUS} is the status code for the channel.\n"
 "If the option 's' is specified (state), will consider channel unavailable\n"
-"when the channel is in use at all, even if it can take another call.\n";
+"when the channel is in use at all, even if it can take another call.\n"
+"If the option 'j' is specified (jump), the application will jump to n+101 \n"
+"(unless such a priority does not exist, in which case ChanIsAvail will return -1)\n";
 
 STANDARD_LOCAL_USER;
 
@@ -69,7 +69,7 @@ LOCAL_USER_DECL;
 
 static int chanavail_exec(struct ast_channel *chan, void *data)
 {
-	int res=-1, inuse=-1, option_state=0;
+	int res=-1, inuse=-1, option_state=0, priority_jump=0;
 	int status;
 	struct localuser *u;
 	char *info, tmp[512], trychan[512], *peers, *tech, *number, *rest, *cur, *options, *stringp;
@@ -86,8 +86,12 @@ static int chanavail_exec(struct ast_channel *chan, void *data)
 	stringp = info;
 	strsep(&stringp, "|");
 	options = strsep(&stringp, "|");
-	if (options && *options == 's')
-		option_state = 1;
+	if (options) {
+		if (strchr(options, 's'))
+			option_state = 1;
+		if (strchr(options, 'j'))
+			priority_jump = 1;
+	}
 	peers = info;
 	if (peers) {
 		cur = peers;
@@ -137,9 +141,11 @@ static int chanavail_exec(struct ast_channel *chan, void *data)
 	if (res < 1) {
 		pbx_builtin_setvar_helper(chan, "AVAILCHAN", "");
 		pbx_builtin_setvar_helper(chan, "AVAILORIGCHAN", "");
-		if (ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 101)) {
-			LOCAL_USER_REMOVE(u);
-			return -1;
+		if (priority_jump || option_priority_jumping) {
+			if (ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 101)) {
+				LOCAL_USER_REMOVE(u);
+				return -1;
+			}
 		}
 	}