leafpad: fix bug causing junk written on saving

the string str was converted into UTF8 and stored into a new string
cstr, and then freed. however when saving str was used again instead
of cstr.

fixes #129

KEEP/leafpad-savebug.patch

@@ -0,0 +1,11 @@
+--- leafpad-0.8.18.org/src/file.c	2013-10-19 23:33:43.767308069 +0000
++++ leafpad-0.8.18/src/file.c	2013-10-19 23:34:34.263306257 +0000
+@@ -223,7 +223,7 @@
+ 			GTK_MESSAGE_ERROR, _("Can't open file to write"));
+ 		return -1;
+ 	}
+-	if (fwrite(str, 1, wbytes, fp) != wbytes) {
++	if (fwrite(cstr, 1, wbytes, fp) != wbytes) {
+ 		run_dialog_message(gtk_widget_get_toplevel(view),
+ 			GTK_MESSAGE_ERROR, _("Can't write file"));
+ 		return -1;

pkg/leafpad

@@ -9,8 +9,11 @@ sha512=315f5541dfe8d519ea832ad8b13b034a5ac173f8b9c0de7e3f774780b4ef42f2fab29e3ef
 gtk+2
 
 [build]
-#patch -p1 < "$K/some.patch"
-CFLAGS=-D_GNU_SOURCE ./configure -C --prefix="$butch_prefix" \
+patch -p1 < "$K/"leafpad-savebug.patch || exit 1
+
+CFLAGS="-D_GNU_SOURCE $optcflags" \
+LDFLAGS="$optldflags" \
+./configure -C --prefix="$butch_prefix" \
   --disable-nls || exit 1
 
 for i in po ; do