Added Linux installer

cmake/linux/CMakeLists.txt

@@ -2,3 +2,18 @@ INSTALL(FILES lmms.png                  DESTINATION "${DATA_DIR}/pixmaps")
 INSTALL(FILES lmms                      DESTINATION "${DATA_DIR}/menu")
 INSTALL(FILES lmms.desktop              DESTINATION "${DATA_DIR}/applications")
 INSTALL(FILES lmms.xml                  DESTINATION "${DATA_DIR}/mime/packages")
+
+CONFIGURE_FILE("build-installer.in" "${CMAKE_BINARY_DIR}/build-installer" @ONLY)
+
+IF(LMMS_HOST_X86)
+	SET(HOST_ARCH i386-linux-gnu)
+ELSEIF(LMMS_HOST_X86_64)
+	SET(HOST_ARCH x86_64-linux-gnu)
+ELSE()
+	SET(HOST_ARCH unknown-linux-gnu)
+ENDIF()
+SET(RUN_FILE "${CMAKE_PROJECT_NAME}-${VERSION}-${HOST_ARCH}.run")
+ADD_CUSTOM_TARGET(makeself
+	COMMAND "${CMAKE_BINARY_DIR}/build-installer" "\"${CMAKE_BINARY_DIR}\""
+		"\"${RUN_FILE}\""
+	COMMENT "Generating installer")

cmake/linux/build-installer.in

@@ -0,0 +1,83 @@
+#!/bin/bash
+set -e
+BINDIR="$1"
+RUNFILE="$2"
+[ "$BINDIR" -a "$RUNFILE" ]
+
+VERSION=@VERSION@
+
+cd "$BINDIR"
+[ -e CMakeCache.txt ]
+
+rm -fr lmms.root
+mkdir lmms.root
+make install DESTDIR=lmms.root
+
+cd lmms.root
+mv usr/local/* usr
+rm -r usr/include usr/local
+
+strip usr/bin/lmms usr/lib/lmms/RemoteZynAddSubFx usr/lib/lmms/*.so \
+	usr/lib/lmms/ladspa/*
+
+# Find required libraries and download the deb files that contain them;
+# RemoteVstPlugin.exe.so is not considered
+ldd usr/bin/lmms usr/lib/lmms/RemoteZynAddSubFx usr/lib/lmms/lib*.so \
+	usr/lib/lmms/ladspa/* |
+grep = |
+cut -d " " -f 3 |
+grep -v usr/lib/lmms |
+sort -u |
+xargs dpkg -S |
+cut -d : -f 1 |
+sort -u |
+xargs aptitude download
+
+# Unpack the downloaded deb files
+ls *.deb |
+while read DEB
+do
+	dpkg-deb -x $DEB .
+done
+rm *.deb
+
+mv usr/share/applications/lmms.desktop lmms-$VERSION.desktop
+sed -e "
+/^Name=/ s/LMMS/LMMS $VERSION/
+/^Icon=/ s/lmms/lmms-$VERSION/
+" -i lmms-$VERSION.desktop
+
+mv usr/share/pixmaps/lmms.png lmms-$VERSION.png
+rmdir --ignore-fail-on-non-empty usr/share/pixmaps
+
+mv usr/share/mime/packages/lmms.xml .
+
+rm -fr lib64 usr/share/applications usr/share/doc usr/share/doc-base \
+	usr/share/lintian usr/share/man usr/share/menu usr/share/mime
+
+# libc6 is included, so its loader should be used instead of the system one;
+# move the loader to usr/bin because of Qt applicationDirPath() usage
+MULTIARCH=$(dpkg-architecture -qDEB_HOST_MULTIARCH)
+mv lib/$MULTIARCH/ld-*.so usr/bin/ld.so
+
+cat > launcher << EOF
+#!/bin/sh
+DIR=\$(dirname \$(readlink -f "\$0"))
+export LD_LIBRARY_PATH="\$DIR"/lib/$MULTIARCH:"\$DIR"/usr/lib/$MULTIARCH\
+:"\$DIR"/usr/lib/$MULTIARCH/pulseaudio
+"\$DIR"/usr/bin/ld.so "\$DIR"/usr/bin/lmms "\$@"
+EOF
+
+chmod a+x launcher
+
+cp -a ../../cmake/linux/installer .
+
+cd ..
+fakeroot makeself --xz --complevel 6 lmms.root "$RUNFILE" LMMS ./installer \
+	$VERSION
+
+# Work around feature in makeself to allow system installation
+if [ "$(makeself -v)" = "Makeself version 2.2.0" ]
+then
+	sed -e "4 s/umask 077//" -i "$RUNFILE"
+fi

cmake/linux/installer

@@ -0,0 +1,41 @@
+#!/bin/sh
+set -e
+[ "$1" ]
+
+VERSION="$1"
+
+if [ $(id -u) -eq 0 ]
+then
+	DIR=/opt/lmms-$VERSION
+	PREFIX=/usr
+else
+	DIR="$HOME"/.lmms-$VERSION
+	PREFIX="$HOME"/.local
+fi
+echo Installing to $DIR
+mkdir -p "$DIR"
+
+rm -fr "$DIR"/etc "$DIR"/lib "$DIR"/usr
+mv etc launcher lib usr "$DIR"
+
+sed -e "/^Exec=/ s#lmms#\"$DIR\"/launcher#" -i lmms-$VERSION.desktop
+
+ICONDIR="$PREFIX"/share/icons
+mkdir -p "$ICONDIR"
+mv lmms-$VERSION.png "$ICONDIR"
+
+MENUDIR="$PREFIX"/share/applications
+mkdir -p "$MENUDIR"
+mv lmms-$VERSION.desktop "$MENUDIR"
+
+MIMEDIR="$PREFIX"/share/mime/packages
+if [ ! \( -e "$MIMEDIR"/lmms.xml -o -e /usr/share/mime/packages/lmms.xml -o \
+	-e /usr/local/share/mime/packages/lmms.xml \) ]
+then
+	mkdir -p "$MIMEDIR"
+	mv lmms.xml "$MIMEDIR"
+	if [ "$(which update-mime-database)" ]
+	then
+		update-mime-database "$PREFIX"/share/mime
+	fi
+fi