localize some variables

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@21535 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_dial.c b/apps/app_dial.c
index c6e2c64..a23398c 100644 (file)
--- a/apps/app_dial.c
+++ b/apps/app_dial.c
@@ -358,21 +358,14 @@ static void senddialevent(struct ast_channel *src, struct ast_channel *dst)
 
 static struct ast_channel *wait_for_answer(struct ast_channel *in, struct dial_localuser *outgoing, int *to, struct ast_flags *peerflags, int *sentringing, char *status, size_t statussize, int busystart, int nochanstart, int congestionstart, int priority_jump, int *result)
 {
-       struct dial_localuser *o;
        int numbusy = busystart;
        int numcongestion = congestionstart;
        int numnochan = nochanstart;
        int prestart = busystart + congestionstart + nochanstart;
-       int cause;
        int orig = *to;
        struct ast_channel *peer = NULL;
-       struct ast_channel *watchers[AST_MAX_WATCHERS];
-       int single;
-       struct ast_channel *winner;
-       const char *context = NULL;
-       char cidname[AST_MAX_EXTENSION];
-
-       single = (outgoing && !outgoing->next && !ast_test_flag(outgoing, OPT_MUSICBACK | OPT_RINGBACK));
+       /* single is set if only one destination is enabled */
+       int single = outgoing && !outgoing->next && !ast_test_flag(outgoing, OPT_MUSICBACK | OPT_RINGBACK);
        
        if (single) {
                /* Turn off hold music, etc */
@@ -383,8 +376,12 @@ static struct ast_channel *wait_for_answer(struct ast_channel *in, struct dial_l
        
        
        while (*to && !peer) {
+               struct dial_localuser *o;
                int pos = 0;    /* how many channels do we handle */
                int numlines = prestart;
+               struct ast_channel *winner;
+               struct ast_channel *watchers[AST_MAX_WATCHERS];
+
                watchers[pos++] = in;
                for (o = outgoing; o; o = o->next) {
                        /* Keep track of important channels */
@@ -437,14 +434,14 @@ static struct ast_channel *wait_for_answer(struct ast_channel *in, struct dial_l
                                char tmpchan[256];
                                char *stuff;
                                char *tech;
-                               const char *forward_context;
+                               int cause;
 
                                ast_copy_string(tmpchan, c->call_forward, sizeof(tmpchan));
                                if ((stuff = strchr(tmpchan, '/'))) {
                                        *stuff++ = '\0';
                                        tech = tmpchan;
                                } else {
-                                       forward_context = pbx_builtin_getvar_helper(c, "FORWARD_CONTEXT");
+                                       const char *forward_context = pbx_builtin_getvar_helper(c, "FORWARD_CONTEXT");
                                        snprintf(tmpchan, sizeof(tmpchan), "%s@%s", c->call_forward, forward_context ? forward_context : c->context);
                                        stuff = tmpchan;
                                        tech = "Local";
@@ -504,8 +501,10 @@ static struct ast_channel *wait_for_answer(struct ast_channel *in, struct dial_l
                                        } else {
                                                senddialevent(in, c);
                                                /* After calling, set callerid to extension */
-                                               if (!ast_test_flag(peerflags, OPT_ORIGINAL_CLID))
+                                               if (!ast_test_flag(peerflags, OPT_ORIGINAL_CLID)) {
+                                                       char cidname[AST_MAX_EXTENSION];
                                                        ast_set_callerid(c, S_OR(in->macroexten, in->exten), get_cid_name(cidname, sizeof(cidname), in), NULL);
+                                               }
                                        }
                                }
                                /* Hangup the original channel now, in case we needed it */
@@ -645,7 +644,7 @@ static struct ast_channel *wait_for_answer(struct ast_channel *in, struct dial_l
 
                        if (f && (f->frametype == AST_FRAME_DTMF)) {
                                if (ast_test_flag(peerflags, OPT_DTMF_EXIT)) {
-                                       context = pbx_builtin_getvar_helper(in, "EXITCONTEXT");
+                                       const char *context = pbx_builtin_getvar_helper(in, "EXITCONTEXT");
                                        if (onedigit_goto(in, context, (char) f->subclass, 1)) {
                                                if (option_verbose > 2)
                                                        ast_verbose(VERBOSE_PREFIX_3 "User hit %c to disconnect call.\n", f->subclass);