simplify logic (runtest passed).

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@23758 65c4cc65-6c06-0410-ace0-fbb531ad65f3

pbx/ael/ael.flex

@@ -74,7 +74,6 @@ static void pbcpush(char x);
 static int pbcpop(char x);
 
 static int parencount = 0;
-static int commaout = 0;
 
 /*
  * current line, column and filename, updated as we read the input.
@@ -290,19 +289,15 @@ includes	{ STORE_POS; return KW_INCLUDES;}
 			yymore();
 		} else {
 			STORE_LOC;
+			/* we have at least 1 char. If it is a single ')', just return it */
+			if ( !strcmp(yytext, ")") )
+				return RP;
 			yylval->str = strdup(yytext);
-			if(yyleng > 1 )
+			yylval->str[yyleng-1] = '\0'; /* trim trailing ')' */
-				yylval->str[yyleng-1] = '\0'; /* trim trailing ')' */
 			BEGIN(0);
-			if ( !strcmp(yylval->str,")") ) {
+			unput(')');
-				free(yylval->str);
+			my_col--;	/* XXX not entirely correct, should go 'back' by 1 char */
-				yylval->str = 0;
+			return word;
-				my_col++; /* XXX why ? */
-				return RP;
-			} else {
-				unput(')');
-				return word;
-			}
 		}
 	}
 
@@ -311,24 +306,15 @@ includes	{ STORE_POS; return KW_INCLUDES;}
 			yymore();
 		} else  {
 			STORE_LOC;
-			if( !commaout ) {
+			/* we have at least 1 char. If it is a single comma, just return it */
-				if( !strcmp(yytext,"," ) ) {
+			if (!strcmp(yytext, "," ) )
-					commaout = 0;
-					my_col+=1;
-					return COMMA;
-				}
-				yylval->str = strdup(yytext);
-				/* printf("Got argg2 word %s\n", yylval->str); */
-				unput(',');
-				commaout = 1;
-				if (yyleng > 1 )
-					*(yylval->str+yyleng-1)=0;
-				return word;
-			} else {
-				commaout = 0;
-				my_col+=1;
 				return COMMA;
-			}
+			yylval->str = strdup(yytext);
+			/* otherwise return the string first, then the comma. */
+			unput(',');
+			my_col--;	/* XXX not entirely correct, should go 'back' by 1 char */
+			yylval->str[yyleng-1] = '\0'; /* trim the comma off the string */
+			return word;
 		}
 	}
 
@@ -530,7 +516,6 @@ void reset_argcount(yyscan_t yyscanner )
 	struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
 	parencount = 0;
 	pbcpos = 0;
-	commaout = 0;
 	pbcpush('(');
 	c_prevword();
 	BEGIN(argg);