From: Tilghman Lesher <tilghman@meg.abyt.es>
Date: Tue, 29 May 2007 21:56:07 +0000 (+0000)
Subject: Merged revisions 66537 via svnmerge from
X-Git-Tag: 1.4.5~105
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e21412d53dd4301c2efb3c8810259223a6d2afa7;p=thirdparty%2Fasterisk.git

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

........
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.

........


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@66538 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/funcs/func_strings.c b/funcs/func_strings.c
index e1808604be..3c8ead8031 100644
--- a/funcs/func_strings.c
+++ b/funcs/func_strings.c
@@ -59,8 +59,12 @@ static int function_fieldqty(struct ast_channel *chan, 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;
 	}