Merged revisions 66538 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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r66538 | tilghman | 2007-05-29 16:56:07 -0500 (Tue, 29 May 2007) | 10 lines

Merged revisions 66537 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.2

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r66537 | tilghman | 2007-05-29 16:49:35 -0500 (Tue, 29 May 2007) | 2 lines

If the value of a variable passed to FIELDQTY is blank, then FIELDQTY should return 0, not 1.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@66540 65c4cc65-6c06-0410-ace0-fbb531ad65f3

funcs/func_strings.c

@@ -71,8 +71,12 @@ static int function_fieldqty(struct ast_channel *chan, const char *cmd,
 
 		sprintf(varsubst, "${%s}", args.varname);
 		pbx_substitute_variables_helper(chan, varsubst, varval, sizeof(varval) - 1);
-		while (strsep(&varval2, args.delim))
-			fieldcount++;
+		if (ast_strlen_zero(varval2))
+			fieldcount = 0;
+		else {
+			while (strsep(&varval2, args.delim))
+				fieldcount++;
+		}
 	} else {
 		fieldcount = 1;
 	}