bindings: fix SWIG_AsCharPtrAndSize usage

The returned size seems to be always incremented for some reason.

diff --git a/bindings/solv.i b/bindings/solv.i
index f490a2d8bd321a80de9b310980e9a8bf99305996..98338bfb8b6f0a48bbce899d96c0cbaba3eb8d97 100644 (file)
--- a/bindings/solv.i
+++ b/bindings/solv.i
@@ -37,6 +37,8 @@ typedef struct {
   }
 #else
   res = SWIG_AsCharPtrAndSize($input, &buf, &size, &alloc);
+  if (buf && size)
+    size--;
 #endif
   if (!SWIG_IsOK(res)) {
 #if defined(SWIGPYTHON)