add AppImage build

appimage/appimage-builder.yml.in

@@ -0,0 +1,128 @@
+version: 1
+
+AppDir:
+  path: @APPDIR_PATH@
+
+  app_info:
+    id: org.zrythm.Zrythm
+    name: zrythm@DASH_TRIAL@
+    icon: zrythm
+    version: @ZRYTHM_PKG_VERSION@
+    exec: usr/bin/zrythm
+    exec_args: --appimage-runtime-path=$APPDIR $@
+
+  apt:
+    arch: amd64
+    sources:
+      - sourceline: 'deb [arch=amd64] http://archive.ubuntu.com/ubuntu/ focal main'
+        key_url: 'http://keyserver.ubuntu.com/pks/lookup?op=get&search=0x3b4fe6acc0b21f32'
+      - sourceline: 'deb [arch=amd64] http://archive.ubuntu.com/ubuntu/ focal universe'
+      - sourceline: 'deb [arch=amd64] http://archive.ubuntu.com/ubuntu/ focal-updates main'
+      - sourceline: 'deb [arch=amd64] http://archive.ubuntu.com/ubuntu/ focal-updates universe'
+
+    include:
+      # can also add paths to deb files here
+      - libglib2.0-0
+      - libgtk-3-0
+      - libgdk-pixbuf2.0-common
+      #- liblilv-0-0
+      - libpulse0
+      - libxcb-shm0
+      - libxcb1
+      - coreutils
+      - bash
+      - librsvg2-common
+      - gettext
+      - guile-2.2-libs
+      - libcurl3-gnutls
+      - libsndfile1
+      - libxcb-render0
+      - libasound2
+      - libgtksourceview-3.0-common
+      - libgtksourceview-3.0-1
+      - graphviz
+      - librubberband2
+      - libx11-6
+      - libfftw3-3
+      - libsamplerate0
+      - libyaml-0-2
+      - libxxhash0
+      - shared-mime-info
+      - breeze-icon-theme
+    exclude:
+      - dpkg
+
+  files:
+    include:
+      - /etc/mime.types
+      - /usr/lib/zrythm/carla/libcarla_host-plugin.so
+    exclude:
+      - usr/bin/gio*
+      - usr/bin/glib-compile-schemas
+      - usr/bin/glib-compile-resources
+      - usr/bin/gsettings
+      - usr/bin/gapplication
+      - usr/bin/gresource
+      - usr/bin/gobject-query
+      - usr/bin/gtester
+      - usr/share/icons/breeze
+      - usr/share/icons/ubuntu-*
+      - usr/share/icons/Humanity*
+      - usr/share/doc/lib*
+      - usr/share/doc/coreutils
+      - usr/share/doc/gettext-base
+      - usr/share/doc/adwaita-icon-theme
+      - bin/systemctl
+      - bin/cp
+      - bin/mv
+      - bin/vdir
+      - bin/ls
+      - bin/dir
+      - bin/date
+      - bin/touch
+      - usr/lib/x86_64-linux-gnu/guile/2.2/ccache
+
+  after_bundle:
+    # this is executed after the packages and files are added
+    - echo $APPDIR
+    - mv $APPDIR/usr/lib/zrythm/carla/libcarla_host-plugin.so $APPDIR/usr/lib/x86_64-linux-gnu/
+    - patchelf --remove-rpath $APPDIR/usr/bin/zrythm
+    - patchelf --replace-needed /usr/lib/zrythm/carla/libcarla_host-plugin.so libcarla_host-plugin.so $APPDIR/usr/bin/zrythm
+
+  after_runtime:
+    # workaround for missing libcrypt.so.1 (version 2) on arch based system
+    - echo $APPDIR
+    - mkdir -p $APPDIR/lib/x86_64-linux-gnu
+    - rm -f $APPDIR/lib/x86_64-linux-gnu/libcrypt.so.1 || true
+    - ln -s /usr/lib/libcrypt.so.2 $APPDIR/lib/x86_64-linux-gnu/libcrypt.so.1
+
+  test:
+    fedora:
+      image: fedora:32
+      command: "./AppRun --version"
+      use_host_x: True
+    archlinux:
+      image: archlinux
+      command: "./AppRun --version"
+      use_host_x: True
+    debian-sid:
+      image: debian:sid
+      command: "./AppRun --version"
+      use_host_x: True
+
+  runtime:
+    path_mappings:
+      - /usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0:$APPDIR/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0
+      - /usr/lib/gdk-pixbuf-2.0:$APPDIR/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0
+      #- /usr/lib/zrythm:$APPDIR/usr/lib/zrythm
+    env:
+      GDK_PIXBUF_MODULEDIR: '${APPDIR}/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders'
+      GDK_PIXBUF_MODULE_FILE: '${APPDIR}/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders.cache'
+      GTK_DATA_PREFIX: '${APPDIR}/usr'
+      GTK_EXE_PREFIX: '${APPDIR}/usr'
+      GTK_PATH: '${APPDIR}/usr'
+
+AppImage:
+  update-information: None
+  sign-key: None
+  arch: x86_64

appimage/make_appimage.sh.in

@@ -0,0 +1,73 @@
+#!@BASH@
+
+set -xe
+
+# args:
+# 1: output package (.AppImage) path
+# 2: appimage-builder.yml path
+# 3: zrythm source tarball path
+# 4: private dir
+
+out_pkg="$1"
+appimage_builder_yml="$2"
+zrythm_src_tarball="$3"
+private_dir="$4"
+
+appdir_root="@APPDIR_PATH@"
+inner_dir="@ZRYTHM_INNER_DIR_NAME@"
+zrythm_src_tarball_filename="@ZRYTHM_SOURCE_TARBALL_FILENAME@"
+
+appimage_filename=`basename "$out_pkg"`
+
+rm -rf "$appdir_root"
+rm -rf "$private_dir"
+mkdir -p "$private_dir"
+cp "$appimage_builder_yml" "$private_dir"/
+cp "$zrythm_src_tarball" "$private_dir"/
+
+tar xf "$zrythm_src_tarball" -C "$private_dir"
+pushd "$private_dir"
+pushd "$inner_dir"
+
+# configure
+PATH="$PATH:/home/build/.local/bin" \
+@MESON_BIN@ build --prefix=/usr \
+  -Dpkg_config_path=@LIBRARY_PKG_CONFIG_PATH@:@CARLA_PKG_CONFIG_PATH@ \
+  -Dtests=true -Ddseg_font=true -Dmanpage=true \
+  -Dbuildtype=debugoptimized -Dlsp_dsp=enabled \
+  -Dstatic_lsp_dsp=true -Dsdl=enabled \
+  -Dfallback_version=@ZRYTHM_PKG_VERSION@ \
+  -Drtaudio=auto -Drtmidi=auto -Dguile=enabled \
+  -Dcarla=enabled -Dgraphviz=enabled \
+  -Dtrial_ver=@TRIAL_TRUE_FALSE@ \
+  -Dextra_debug_info=true \
+  -Dphone_home=enabled \
+  -Dinstaller_ver=true \
+  -Dappimage=true \
+  -Dcarla_binaries_dir=@CARLA_FULL_BINS_PATH@
+
+# build
+ninja -C build
+
+# install in AppDir
+DESTDIR="$appdir_root" ninja -C build install
+
+# also copy required lib
+cp "@CARLA_FULL_BINS_PATH@/libcarla_host-plugin.so" \
+  "$appdir_root"/usr/lib/zrythm/carla/
+
+popd # zrythm tarball inner dir
+
+# create appimage from AppDir
+appimage-builder --recipe ./appimage-builder.yml --skip-test
+
+# test that appimage works
+./"$appimage_filename" --version
+
+# run lint
+appimagelint "$appimage_filename"
+
+popd # private dir
+
+# copy AppImage from private dir to dest
+cp "$private_dir"/"$appimage_filename" "$out_pkg"

appimage/meson.build

@@ -0,0 +1,71 @@
+# Copyright (C) 2021 Alexandros Theodotou <alex at zrythm dot org>
+#
+# This file is part of Zrythm
+#
+# Zrythm is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Zrythm is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with Zrythm.  If not, see <https://www.gnu.org/licenses/>.
+
+appimage_conf = configuration_data ()
+appimage_conf.merge_from (global_conf)
+appimage_conf.set (
+  'BUILT_ZPLUGINS_DIR', zplugins_installation.full_path ())
+appimage_conf.set (
+  'CARLA_DESTDIR', carla_installation.full_path ())
+appimage_conf.set (
+  'CARLA_PKG_CONFIG_PATH', carla_pkgconfig_path)
+appimage_conf.set (
+  'CARLA_FULL_BINS_PATH',
+  carla_installation.full_path () + carla_prefix / 'carla')
+appimage_conf.set (
+  'APPDIR_PATH', '/tmp/AppDir')
+
+find_program ('appimage-builder')
+
+make_appimage_pkg = configure_file (
+  output: 'make_appimage.sh',
+  input: 'make_appimage.sh.in',
+  configuration: appimage_conf,
+  )
+
+appimage_builder_yml = configure_file (
+  output: 'appimage-builder.yml',
+  input: 'appimage-builder.yml.in',
+  configuration: appimage_conf,
+  )
+
+appimage_pkg_filename = run_command (
+  get_pkg_filename, 'APPIMAGE', dash_trial).stdout ().strip ()
+appimage_pkg = custom_target (
+  'appimage-pkg',
+  output: appimage_pkg_filename,
+  input: [
+    appimage_builder_yml, zrythm_src_tarball,
+    ],
+  command: [
+    make_appimage_pkg, '@OUTPUT@', '@INPUT0@', '@INPUT1@',
+    '@PRIVATE_DIR@',
+    ],
+  depends: [
+    carla_installation,
+    lsp_dsp_lib_installation,
+    zplugins_installation,
+    ],
+  console: true,
+  install: true,
+  install_dir: get_option ('prefix'),
+  )
+
+run_target (
+  'appimage',
+  command: [ 'echo', 'done' ],
+  depends: appimage_pkg)

meson.build

@@ -67,6 +67,7 @@ is_rpm = distro.contains ('fedora')
 is_windows_msys = distro.contains ('windows10-msys')
 is_osx_brew = distro.contains ('osx-brew')
 is_gnu_linux = distro.contains ('gnu-linux')
+is_appimage = distro.contains ('appimage')
 
 global_conf = configuration_data ()
 global_conf.set ('PREFIX', prefix)
@@ -194,31 +195,35 @@ lsp_dsp_lib_installation = custom_target (
   )
 
 if is_arch
-subdir ('arch')
+  subdir ('arch')
 endif
 
 if is_debian
-subdir ('debian')
+  subdir ('debian')
 endif
 
 if is_nixos
-subdir ('nixos')
+  subdir ('nixos')
 endif
 
 if is_rpm
-subdir ('rpm')
+  subdir ('rpm')
 endif
 
 if is_windows_msys
-subdir ('windows-msys')
+  subdir ('windows-msys')
 endif
 
 if is_osx_brew
-subdir ('osx-brew')
+  subdir ('osx-brew')
 endif
 
 if is_gnu_linux
-subdir ('gnu-linux')
+  subdir ('gnu-linux')
+endif
+
+if is_appimage
+  subdir ('appimage')
 endif
 
 summary ({

scripts/get_pkg_filename.sh.in

@@ -18,6 +18,9 @@ case "$pkg_type" in
   "FEDORA")
     echo "zrythm${trial}-$zrythm_pkg_ver-1.x86_64.rpm"
     ;;
+  "APPIMAGE")
+    echo "zrythm${trial}-$zrythm_pkg_ver-x86_64.AppImage"
+    ;;
   "GNU_LINUX")
     echo "zrythm${trial}-$zrythm_pkg_ver-installer.zip"
     ;;

scripts/get_pkg_filename_from_distro.sh.in

@@ -36,6 +36,9 @@ distro_to_pkg_type () {
     "gnu-linux")
       echo "GNU_LINUX"
       ;;
+    "appimage")
+      echo "APPIMAGE"
+      ;;
   esac
 }
 pkg_type=$(distro_to_pkg_type $distro)