Bug 2899: Restore lost rfc1738_unescape() data type

Data type was converted to char from int during recent upgrades.
On unix systems char is unsigned making the safety checks fail on build.
This reverts the type back to a usable signed int, no logic changes.

diff --git a/lib/rfc1738.c b/lib/rfc1738.c
index b5107101dd1c5650d32a7e88bb77c4467e101c4e..3420ed8be8e13af8490ae47c69f943cd1eeec063 100644 (file)
--- a/lib/rfc1738.c
+++ b/lib/rfc1738.c
@@ -203,8 +203,7 @@ rfc1738_unescape(char *s)
             j++;               /* Skip % */
         } else {
             /* decode */
-            char v1, v2;
-            int x;
+            int v1, v2, x;
             v1 = fromhex(s[j + 1]);
             if (v1 < 0)
                 continue;  /* non-hex or \0 */