[Qemu-devel] [PATCH 7/9] configure: add check for libgcrypt

[Eduardo Habkost <ehabkost@redhat.com>]

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 Makefile        |    6 ++++++
 Makefile.target |    5 +++++
 configure       |   37 +++++++++++++++++++++++++++++++++++++
 3 files changed, 48 insertions(+), 0 deletions(-)

diff --git a/Makefile b/Makefile
index 98f67b1..f634d1a 100644
--- a/Makefile
+++ b/Makefile
@@ -162,6 +162,12 @@ tcp_subr.o tcp_timer.o udp.o bootp.o debug.o tftp.o
 OBJS+=$(addprefix slirp/, $(SLIRP_OBJS))
 endif
 
+ifdef CONFIG_GCRYPT
+CFLAGS += $(CONFIG_GCRYPT_CFLAGS)
+LIBS += $(CONFIG_GCRYPT_LIBS)
+endif
+
+
 LIBS+=$(VDE_LIBS)
 
 cocoa.o: cocoa.m
diff --git a/Makefile.target b/Makefile.target
index 28ba17f..f6182fe 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -554,6 +554,11 @@ CPPFLAGS += $(CONFIG_VNC_TLS_CFLAGS)
 LIBS += $(CONFIG_VNC_TLS_LIBS)
 endif
 
+ifdef CONFIG_GCRYPT
+CPPFLAGS += $(CONFIG_GCRYPT_CFLAGS)
+LIBS += $(CONFIG_GCRYPT_LIBS)
+endif
+
 ifdef CONFIG_BLUEZ
 LIBS += $(CONFIG_BLUEZ_LIBS)
 endif
diff --git a/configure b/configure
index d2aa783..d38d99e 100755
--- a/configure
+++ b/configure
@@ -164,6 +164,7 @@ fmod_lib=""
 fmod_inc=""
 oss_lib=""
 vnc_tls="yes"
+libgcrypt="yes"
 qcow_aes="yes"
 vnc_des="yes"
 bsd="no"
@@ -389,6 +390,8 @@ for opt do
   ;;
   --disable-vnc-tls) vnc_tls="no"
   ;;
+  --disable-gcrypt) libgcrypt="no"
+  ;;
   --disable-qcow-aes) qcow_aes="no"
   ;;
   --disable-vnc-des) vnc_des="no"
@@ -550,6 +553,7 @@ echo "                           Available cards: $audio_possible_cards"
 echo "  --enable-mixemu          enable mixer emulation"
 echo "  --disable-brlapi         disable BrlAPI"
 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
+echo "  --disable-gcrypt         disable libgcrypt usage"
 echo "  --disable-qcow-aes       disable AES encrypton support on qcow"
 echo "  --disable-vnc-des        disable VNC DES-challenge authentication"
 echo "  --disable-curses         disable curses output"
@@ -831,6 +835,28 @@ EOF
 fi
 
 ##########################################
+# libgcrypt detection
+if test "$libgcrypt" = "yes" ; then
+cat > $TMPC <<EOF
+#include <gcrypt.h>
+int main(void) {
+  gcry_cipher_hd_t ci;
+  gcry_error_t e = gcry_cipher_open(&ci, GCRY_CIPHER_DES, GCRY_CIPHER_MODE_ECB, 0);
+  return 0;
+}
+EOF
+    libgcrypt_cflags=`libgcrypt-config --cflags 2> /dev/null`
+    libgcrypt_libs=`libgcrypt-config --libs 2> /dev/null`
+    if $cc $ARCH_CFLAGS -o $TMPE ${OS_CFLAGS} $libgcrypt_cflags $TMPC \
+           $libgcrypt_libs > /dev/null 2> /dev/null ; then
+	:
+    else
+	libgcrypt="no"
+    fi
+fi
+
+
+##########################################
 # vde libraries probe
 if test "$vde" = "yes" ; then
   cat > $TMPC << EOF
@@ -1133,6 +1159,11 @@ echo "mingw32 support   $mingw32"
 echo "Audio drivers     $audio_drv_list"
 echo "Extra audio cards $audio_card_list"
 echo "Mixer emulation   $mixemu"
+echo "libgcrypt support $libgcrypt"
+if test "$libgcrypt" = "yes" ; then
+    echo "   gcrypt CFLAGS  $libgcrypt_cflags"
+    echo "   gcrypt LIBS    $libgcrypt_libs"
+fi
 echo "VNC TLS support   $vnc_tls"
 if test "$vnc_tls" = "yes" ; then
     echo "    TLS CFLAGS    $vnc_tls_cflags"
@@ -1385,6 +1416,12 @@ if [ "$vnc_des" = "yes" ];then
   echo "CONFIG_VNC_DES=yes" >> $config_mak
   echo "#define CONFIG_VNC_DES 1" >> $config_h
 fi
+if test "$libgcrypt" = "yes" ; then
+  echo "CONFIG_GCRYPT=yes" >> $config_mak
+  echo "CONFIG_GCRYPT_CFLAGS=$libgcrypt_cflags" >> $config_mak
+  echo "CONFIG_GCRYPT_LIBS=$libgcrypt_libs" >> $config_mak
+  echo "#define CONFIG_GCRYPT 1" >> $config_h
+fi
 if [ "$qcow_aes" = "yes" ];then
   echo "#define CONFIG_QCOW_AES 1" >> $config_h
 fi
-- 
1.6.0.2.GIT