1 files changed, 92 insertions, 0 deletions
diff --git a/functions/architecture.sh b/functions/architecture.sh
new file mode 100755
index 000000000..278ec6a6f
--- /dev/null
+++ b/functions/architecture.sh
@@ -0,0 +1,92 @@
+#!/bin/sh
+
+# architecture.sh - handle architecture specific support
+# Copyright (C) 2006-2009 Daniel Baumann <daniel@debian.org>
+#
+# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
+# This is free software, and you are welcome to redistribute it
+# under certain conditions; see COPYING for details.
+
+Check_architecture ()
+{
+	ARCHITECTURES="${@}"
+	VALID="false"
+
+	for ARCHITECTURE in ${ARCHITECTURES}
+	do
+		if [ "$(echo ${LH_ARCHITECTURE} | grep ${ARCHITECTURE})" ]
+		then
+			VALID="true"
+			break
+		fi
+	done
+
+	if [ "${VALID}" = "false" ]
+	then
+		Echo_warning "skipping %s, foreign architecture." "${0}"
+		exit 0
+	fi
+}
+
+Check_crossarchitecture ()
+{
+	if [ -x /usr/bin/dpkg ]
+	then
+		HOST="$(dpkg --print-architecture)"
+	else
+		HOST="$(uname -m)"
+	fi
+
+	case "${HOST}" in
+		amd64|i386|lpia|x86_64)
+			CROSS="amd64 i386 lpia"
+			;;
+
+		powerpc|ppc64)
+			CROSS="powerpc ppc64"
+			;;
+
+		*)
+			CROSS="${HOST}"
+			;;
+	esac
+
+	Check_architecture "${CROSS}"
+}
+
+Check_multiarchitecture ()
+{
+	if [ "$(echo ${LH_ARCHITECTURE} | wc -w)" -gt "1" ]
+	then
+		# First, only support multiarch on iso
+		if [ "${LH_BINARY_IMAGES}" = "iso" ]
+		then
+			# Assemble multi-arch
+			case "${LH_CURRENT_ARCHITECTURE}" in
+				amd64)
+					DESTDIR="${DESTDIR}.amd"
+					DESTDIR_LIVE="${DESTDIR_LIVE}.amd"
+					DESTDIR_INSTALL="${DESTDIR_INSTALL}.amd"
+					;;
+
+				i386)
+					DESTDIR="${DESTDIR}.386"
+					DESTDIR_LIVE="${DESTDIR_LIVE}.386"
+					DESTDIR_INSTALL="${DESTDIR_INSTALL}.386"
+					;;
+
+				lpia)
+					DESTDIR="${DESTDIR}.lpi"
+					DESTDIR_LIVE="${DESTDIR_LIVE}.lpi"
+					DESTDIR_INSTALL="${DESTDIR_INSTALL}.lpi"
+					;;
+
+				powerpc)
+					DESTDIR="${DESTDIR}.ppc"
+					DESTDIR_LIVE="${DESTDIR_LIVE}.ppc"
+					DESTDIR_INSTALL="${DESTDIR_INSTALL}.ppc"
+					;;
+			esac
+		fi
+	fi
+}