repository: /home/avi/kvm
branch: master
commit add461a4a31ddd623af7df773d4f3ca7b0d765d0
Author: Jerone Young <[EMAIL PROTECTED]>
Date: Mon Oct 8 03:35:02 2007 -0500
kvm: configure: enable top level configure script for cross compiles
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
diff --git a/configure b/configure
index d9292fe..dffe6c4 100755
--- a/configure
+++ b/configure
@@ -5,13 +5,17 @@ kerneldir=/lib/modules/$(uname -r)/build
want_module=1
qemu_cc=$(ls /usr/bin/gcc3* /usr/bin/gcc-3* 2>/dev/null | tail -n1)
disable_gcc_check=
+cross_prefix=
+arch=`uname -m`
+target_cpu=
usage() {
cat <<-EOF
Usage: $0 [options]
Options include:
-
+ --arch=ARCH architecture to compile for ($arch)
+ --cross-prefix=PREFIX prefix for cross compiler
--prefix=PREFIX where to install things ($prefix)
--with-patched-kernel don't use external module
--kerneldir=DIR kernel build directory ($kerneldir)
@@ -53,6 +57,12 @@ while [[ "$1" = -* ]]; do
--disable-gcc-check)
disable_gcc_check=1
;;
+ --arch)
+ arch="$arg"
+ ;;
+ --cross-prefix)
+ cross_prefix="$arg"
+ ;;
--help)
usage
;;
@@ -62,7 +72,7 @@ while [[ "$1" = -* ]]; do
esac
done
-if [[ -z "$qemu_cc" ]]; then
+if [[ -z "$qemu_cc" ]] && [[ -z "$cross_prefix" ]]; then
echo "$0: cannot locate gcc 3.x. please install it or specify with
--qemu-cc"
exit 1
fi
@@ -72,29 +82,48 @@ if (( want_module )); then
libkvm_kerneldir=$(readlink -f kernel)
fi
-target_cpu() {
- if [[ $(uname -m) = i?86 ]]; then
- echo x86_64
- else
- uname -m
+#if arch is an x86 arch set to i386
+if [[ $arch = i?86 ]]; then
+ arch="i386"
+fi
+
+#see if using a cross compiler or not
+compiler=
+qemu_opts=
+user_opts=
+if [[ -z $cross_prefix ]]; then
+ qemu_opts+=" --cc=$qemu_cc"
+ user_opts+=" --cc=$qemu_cc"
+else
+ qemu_opts+=" --cross-prefix=$cross_prefix"
+ user_opts+=" --cross-prefix=$cross_prefix"
+fi
+
+#set parameters compiling
+if [ "$arch" = "i386" -o "$arch" = "x86_64" ]; then
+ if [[ -z $target_cpu ]]; then
+ target_cpu="x86_64"
fi
-}
+ qemu_opts+=" --enable-alsa"
+fi
-(cd user; ./configure --prefix="$prefix" --kerneldir="$libkvm_kerneldir")
-(cd qemu; ./configure --target-list=$(target_cpu)-softmmu --cc="$qemu_cc" \
+#configure user dir
+(cd user; ./configure --prefix="$prefix" --kerneldir="$libkvm_kerneldir" \
+ $user_opts --arch="$arch")
+(cd qemu; ./configure --target-list=$target_cpu-softmmu \
--disable-kqemu --extra-cflags="-I $PWD/../user" \
--extra-ldflags="-L $PWD/../user" \
--enable-kvm --kernel-path="$libkvm_kerneldir" \
- --enable-alsa \
${disable_gcc_check:+"--disable-gcc-check"} \
- --prefix="$prefix"
+ --prefix="$prefix" \
+ $qemu_opts --cpu="$arch"
)
-
cat <<EOF > config.mak
+ARCH=$arch
PREFIX=$prefix
KERNELDIR=$kerneldir
WANT_MODULE=$want_module
+CC=$cross_prefix$qemu_cc
EOF
-
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