From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Mon, 6 Sep 2021 18:15:37 +0000 (-0700)
Subject: tcldot myagxset: use a 'size_t' for string length instead of 'int'
X-Git-Tag: 2.49.1~31^2~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=038ba903d5f852f5297e01087adcd62128e5abe6;p=graphviz

tcldot myagxset: use a 'size_t' for string length instead of 'int'

Squashes a -Wconversion compiler warning.
---

diff --git a/tclpkg/tcldot/tcldot-util.c b/tclpkg/tcldot/tcldot-util.c
index 4b0162b30..81dc54784 100644
--- a/tclpkg/tcldot/tcldot-util.c
+++ b/tclpkg/tcldot/tcldot-util.c
@@ -130,11 +130,10 @@ void deleteGraph(gctx_t * gctx, Agraph_t *g)
 
 static void myagxset(void *obj, Agsym_t *a, char *val)
 {
-    int len;
     char *hs;
 
     if (strcmp(a->name, "label") == 0 && val[0] == '<') {
-        len = strlen(val);
+        size_t len = strlen(val);
         if (val[len-1] == '>') {
             hs = strdup(val+1);
                 *(hs+len-2) = '\0';