From 733b41347a950f976c96c6a85092dc8bb3d7ab32 Mon Sep 17 00:00:00 2001
From: "Bernhard E. Reiter" <bernhard@intevation.de>
Date: Fri, 27 Oct 2023 19:45:53 +0200
Subject: [PATCH] Doc: fix xpm scaling example in config.h

 * Add conversion back to xpm in the example command, otherwise the error message is `Failed to load x11tiles: XpmFileInvalid`
---
 include/config.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/config.h b/include/config.h
index 89e81bab7..193085c9f 100644
--- a/include/config.h
+++ b/include/config.h
@@ -154,7 +154,8 @@
  * the free XPM library.  The second option allows you to then use other
  * programs to generate tiles files.  For example, the PBMPlus tools
  * would allow:
- *  xpmtoppm <x11tiles.xpm | pnmscale 1.25 | ppmquant 90 >x11tiles_big.xpm
+ *  xpmtoppm <x11tiles.xpm | pnmscale 1.25 | ppmquant 90 | \
+ *      ppmtoxpm >x11tiles_big.xpm
  */
 /* # define USE_XPM */ /* Disable if you do not have the XPM library */
 #ifdef USE_XPM