From: Collin Funk <collin.funk1@gmail.com>
Date: Tue, 8 Jul 2025 22:59:08 +0000 (-0700)
Subject: options: Add reminder to include <config.h>.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=697bc7c04c1bd92b27d83de88ae82347b04a37a2;p=thirdparty%2Fgnulib.git

options: Add reminder to include <config.h>.

* lib/options.h: Check that config.h was already included.
---

diff --git a/ChangeLog b/ChangeLog
index 02db58e594..f52a907487 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2025-07-08  Collin Funk  <collin.funk1@gmail.com>
 
+	options: Add reminder to include <config.h>.
+	* lib/options.h: Check that config.h was already included.
+
 	stdcountof-h: Add reminder to include <config.h>.
 	* lib/stdcountof.in.h: Check that config.h was already included.
 
diff --git a/lib/options.h b/lib/options.h
index 66d8710ca4..7a4a266f84 100644
--- a/lib/options.h
+++ b/lib/options.h
@@ -19,6 +19,11 @@
 #ifndef _OPTIONS_H
 #define _OPTIONS_H
 
+/* This file uses _GL_GNUC_PREREQ.  */
+#if !_GL_CONFIG_H_INCLUDED
+ #error "Please include config.h first."
+#endif
+
 /* This file provides a more convenient API to parsing program options,
    based on GNU getopt_long() and thus compatible with the option parsing
    conventions for GNU programs