From: Collin Funk <collin.funk1@gmail.com>
Date: Tue, 8 Jul 2025 22:57:36 +0000 (-0700)
Subject: stdcountof-h: Add reminder to include <config.h>.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=adad3d69237190d12ad15abb077ed8ff6eb0ca3b;p=thirdparty%2Fgnulib.git

stdcountof-h: Add reminder to include <config.h>.

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

diff --git a/ChangeLog b/ChangeLog
index d09840c10d..02db58e594 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2025-07-08  Collin Funk  <collin.funk1@gmail.com>
+
+	stdcountof-h: Add reminder to include <config.h>.
+	* lib/stdcountof.in.h: Check that config.h was already included.
+
 2025-07-07  Bruno Haible  <bruno@clisp.org>
 
 	float-h: Enforce the ISO C 23 compliant value for LDBL_EPSILON.
diff --git a/lib/stdcountof.in.h b/lib/stdcountof.in.h
index 683b1c7156..d5def6bf57 100644
--- a/lib/stdcountof.in.h
+++ b/lib/stdcountof.in.h
@@ -18,6 +18,11 @@
 #ifndef _GL_STDCOUNTOF_H
 #define _GL_STDCOUNTOF_H
 
+/* This file uses _GL_GNUC_PREREQ.  */
+#if !_GL_CONFIG_H_INCLUDED
+ #error "Please include config.h first."
+#endif
+
 /* Get size_t.  */
 #include <stddef.h>