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[PATCH] gc: fix libgcrypt detection on older machines.
From: |
Simon Josefsson |
Subject: |
[PATCH] gc: fix libgcrypt detection on older machines. |
Date: |
Mon, 21 May 2012 16:04:47 +0200 |
User-agent: |
Gnus/5.130006 (Ma Gnus v0.6) Emacs/23.3 (gnu/linux) |
I've pushed this.
/Simon
* m4/gc.m4: Reject libgcrypt earlier than 1.4.4. Collapse
copyright years because the file has been distributed every year
since it was created.
---
ChangeLog | 6 ++++++
m4/gc.m4 | 14 +++++++++++---
2 files changed, 17 insertions(+), 3 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 7dfccd7..201dcc4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2012-05-21 Simon Josefsson <address@hidden>
+
+ * m4/gc.m4: Reject libgcrypt earlier than 1.4.4. Collapse
+ copyright years because the file has been distributed every year
+ since it was created.
+
2012-05-18 Paul Eggert <address@hidden>
crypto: fix bug in large buffer handling
diff --git a/m4/gc.m4 b/m4/gc.m4
index 8287d52..1dfeb29 100644
--- a/m4/gc.m4
+++ b/m4/gc.m4
@@ -1,5 +1,5 @@
-# gc.m4 serial 8
-dnl Copyright (C) 2005-2006, 2009-2012 Free Software Foundation, Inc.
+# gc.m4 serial 9
+dnl Copyright (C) 2005-2012 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
@@ -10,6 +10,14 @@ AC_DEFUN([gl_GC],
AS_HELP_STRING([--with-libgcrypt], [use libgcrypt for low-level crypto]),
libgcrypt=$withval, libgcrypt=no)
if test "$libgcrypt" != no; then
- AC_LIB_HAVE_LINKFLAGS([gcrypt], [gpg-error], [#include <gcrypt.h>])
+ AC_LIB_HAVE_LINKFLAGS([gcrypt], [gpg-error], [
+#include <gcrypt.h>
+/* GCRY_MODULE_ID_USER was added in 1.4.4 and gc-libgcrypt.c
+ will fail on startup if we don't have 1.4.4 or later, so
+ test for it early. */
+#if !defined GCRY_MODULE_ID_USER
+error too old libgcrypt
+#endif
+])
fi
])
--
1.7.9.5
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