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-rw-r--r--configure.ac34
1 files changed, 32 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index b108d19b4..1081b2d3c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -43,7 +43,7 @@ development_version=no
NEED_GPG_ERROR_VERSION=1.8
NEED_LIBGCRYPT_API=1
-NEED_LIBGCRYPT_VERSION=1.4.0
+NEED_LIBGCRYPT_VERSION=1.4.6
NEED_LIBASSUAN_API=2
NEED_LIBASSUAN_VERSION=2.0.0
@@ -742,6 +742,36 @@ AM_PATH_GPG_ERROR("$NEED_GPG_ERROR_VERSION",
AM_PATH_LIBGCRYPT("$NEED_LIBGCRYPT_API:$NEED_LIBGCRYPT_VERSION",
have_libgcrypt=yes,have_libgcrypt=no)
+# fixme: We can remove the next two checks if we require libgcrypt 1.5.
+AC_CACHE_CHECK([whether Libgcrypt support ECDH], gnupg_cv_gcry_pk_ecdh,
+ [ _gnupg_gcry_save_cflags=$CFLAGS
+ CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS"
+ AC_TRY_COMPILE(
+ [#include <gcrypt.h>],
+ [ return GCRY_PK_ECDH; ],
+ gnupg_cv_gcry_pk_ecdh=yes,
+ gnupg_cv_gcry_pk_ecdh=no)
+ CFLAGS=$_gnupg_gcry_save_cflags])
+if test "$gnupg_cv_gcry_pk_ecdh" = yes; then
+ AC_DEFINE([HAVE_GCRY_PK_ECDH], 1,
+ [Define if gcrypt.h has the enum value for ECDH.])
+fi
+
+AC_CACHE_CHECK([whether Libgcrypt has gcry_pk_get_curve],
+ gnupg_cv_gcry_pk_get_curve,
+ [ _gnupg_gcry_save_cflags=$CFLAGS
+ CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS"
+ AC_TRY_COMPILE(
+ [#include <gcrypt.h>],
+ [ return gcry_pk_get_curve (NULL, 0, NULL); ],
+ gnupg_cv_gcry_pk_get_curve=yes,
+ gnupg_cv_gcry_pk_get_curve=no)
+ CFLAGS=$_gnupg_gcry_save_cflags])
+if test "$gnupg_cv_gcry_pk_get_curve" = yes; then
+ AC_DEFINE([HAVE_GCRY_PK_GET_CURVE], 1,
+ [Define if gcrypt.h has gcry_pk_get_curve.])
+fi
+
#
# libassuan is used for IPC
@@ -1484,7 +1514,7 @@ AC_ARG_ENABLE(optimization,
AC_HELP_STRING([--disable-optimization],
[disable compiler optimization]),
[if test $enableval = no ; then
- CFLAGS=`echo $CFLAGS | sed 's/-O[[0-9]]//'`
+ CFLAGS=`echo $CFLAGS | sed s/-O[[1-9]]\ /-O0\ /g`
fi])
#