Various small fixups

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4725 65c4cc65-6c06-0410-ace0-fbb531ad65f3

app.c

@@ -497,7 +497,7 @@ int ast_play_and_wait(struct ast_channel *chan, char *fn)
 static int global_silence_threshold = 128;
 static int global_maxsilence = 0;
 
-int ast_play_and_record(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime, char *fmt, int *duration, int silencethreshold, int maxsilence)
+int ast_play_and_record(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration, int silencethreshold, int maxsilence)
 {
 	char d, *fmts;
 	char comment[256];

include/asterisk/app.h

@@ -67,7 +67,7 @@ int ast_play_and_wait(struct ast_channel *chan, char *fn);
 
 //! Record a file for a max amount of time (in seconds), in a given list of formats separated by '|', outputting the duration of the recording, and with a maximum
 //  permitted silence time in milliseconds of 'maxsilence' under 'silencethreshold' or use '-1' for either or both parameters for defaults.
-int ast_play_and_record(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime_sec, char *fmt, int *duration, int silencethreshold, int maxsilence_ms);
+int ast_play_and_record(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime_sec, const char *fmt, int *duration, int silencethreshold, int maxsilence_ms);
 
 //! Record a message and prepend the message to the given record file after playing the optional playfile (or a beep), storing the duration in 'duration' and with a maximum
 //  permitted silence time in milliseconds of 'maxsilence' under 'silencethreshold' or use '-1' for either or both parameters for defaults.

res/res_agi.c

@@ -121,7 +121,7 @@ static int launch_netscript(char *agiurl, char *argv[], int *fds, int *efd, int
 	struct pollfd pfds[1];
 	char *host;
 	char *c; int port = AGI_PORT;
-	char *script;
+	char *script="";
 	struct sockaddr_in sin;
 	struct hostent *hp;
 	struct ast_hostent ahp;