From c67f060e2dd09c15fcd73ccdcfe7ef2c13d4f44c Mon Sep 17 00:00:00 2001
From: Frank Celler <frank@arangodb.com>
Date: Sun, 13 Oct 2013 08:42:29 +0000
Subject: [PATCH] added modifications for raspberry

---
 3rdParty/Makefile.all-in-one-v8 |  4 ++++
 m4/all-in-one.v8                |  6 +++++-
 m4/configure.basics             | 16 +++++++++++++++-
 3 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/3rdParty/Makefile.all-in-one-v8 b/3rdParty/Makefile.all-in-one-v8
index e0cdb4ae79..b61461dc3d 100644
--- a/3rdParty/Makefile.all-in-one-v8
+++ b/3rdParty/Makefile.all-in-one-v8
@@ -19,7 +19,11 @@ BUILT_SOURCES += @V8_LIBS@
 	@echo "--------------------------------------------------------------------------------"
 	@echo
 
+if ENABLE_ARM
+	cd @top_srcdir@/3rdParty/V8 && CFLAGS="-O2 -g" CXXFLAGS="-O2 -g" GYP_DEFINES="armv7=0" $(MAKE) library=static strictaliasing=off snapshot=off werror=no hardfp=on @V8_TARGET@
+else
 	cd @top_srcdir@/3rdParty/V8 && CFLAGS="-O2 -g" CXXFLAGS="-O2 -g" $(MAKE) library=static strictaliasing=off snapshot=off werror=no @V8_TARGET@
+endif
 
 	touch @srcdir@/.v8-build-@TRI_BITS@
 
diff --git a/m4/all-in-one.v8 b/m4/all-in-one.v8
index 0575c055b2..6d514b340b 100644
--- a/m4/all-in-one.v8
+++ b/m4/all-in-one.v8
@@ -8,7 +8,11 @@ V8_CPPFLAGS="-I${srcdir}/3rdParty/V8/include"
 V8_LDFLAGS=""
 V8_TARGET="native"
 
-if test x$tr_DARWIN == xyes;  then
+if test x$tr_ARM == xyes;  then
+  V8_TARGET="arm.release"
+
+  V8_LIBS="${srcdir}/3rdParty/V8/out/$V8_TARGET/obj.target/tools/gyp/libv8_base.a ${srcdir}/3rdParty/V8/out/$V8_TARGET/obj.target/tools/gyp/libv8_nosnapshot.a"
+elif test x$tr_DARWIN == xyes;  then
   if test "x$tr_BITS" == x64;  then
     V8_TARGET="x64.release"
   else
diff --git a/m4/configure.basics b/m4/configure.basics
index b351251bd2..d2247156e8 100644
--- a/m4/configure.basics
+++ b/m4/configure.basics
@@ -13,11 +13,12 @@ AC_CANONICAL_HOST
 AC_CANONICAL_TARGET
 
 dnl ----------------------------------------------------------------------------
-dnl check for MacOS X or FreeBSD
+dnl check for special OS like MacOS X or FreeBSD
 dnl ----------------------------------------------------------------------------
 
 tr_DARWIN="no"
 tr_FREEBSD="no"
+tr_ARM="no"
 
 case $target in
   *-apple-darwin*)
@@ -27,10 +28,15 @@ case $target in
   *-*-freebsd*)
     tr_FREEBSD="yes"
     ;;
+
+  armv6l-*-linux-gnueabihf)
+    tr_ARM="yes"
+    ;;
 esac
 
 AM_CONDITIONAL(ENABLE_DARWIN, test "x$tr_DARWIN" = xyes)
 AM_CONDITIONAL(ENABLE_FREEBSD, test "x$tr_FREEBSD" = xyes)
+AM_CONDITIONAL(ENABLE_ARM, test "x$tr_ARM" = xyes)
 
 dnl ----------------------------------------------------------------------------
 dnl bits
@@ -53,6 +59,14 @@ AC_SUBST(TRI_BITS)
 
 CPPFLAGS="${CPPFLAGS} -DTRI_BITS=${TRI_BITS}"
 
+dnl ----------------------------------------------------------------------------
+dnl special flags
+dnl ----------------------------------------------------------------------------
+
+if test x$tr_ARM == xyes;  then
+  CPPFLAGS="${CPPFLAGS} -DUSE_EABI_HARDFLOAT -march=armv6 -mfloat-abi=hard"
+fi
+
 dnl ----------------------------------------------------------------------------
 dnl use automake to generate Makfile.in
 dnl ----------------------------------------------------------------------------