Provide instructions and helper scripts to generate dmg of homebrew-based build for macOS

packaging/macosx/1_install_hb_dependencies.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+#
+# Script to install required homebrew packages
+#
+
+# Exit in case of error
+set -e -o pipefail
+trap 'echo "${BASH_SOURCE[0]}{${FUNCNAME[0]}}:${LINENO}: Error: command \`${BASH_COMMAND}\` failed with exit code $?"' ERR
+
+# Check if brew exists
+if ! [ -x "$(command -v brew)" ]; then
+    echo 'Homebrew not found. Follow instructions as provided by https://brew.sh/ to install it.' >&2
+    exit 1
+else
+    echo "Found homebrew running in $(arch)-based environment."
+fi
+
+# Make sure that homebrew is up-to-date
+brew update
+brew upgrade
+
+# Define homebrew dependencies
+hbDependencies="adwaita-icon-theme \
+    cmake \
+    cmocka \
+    curl \
+    desktop-file-utils \
+    exiv2 \
+    gettext \
+    git \
+    glib \
+    gmic \
+    gphoto2 \
+    graphicsmagick \
+    gtk-mac-integration \
+    gtk+3 \
+    icu4c \
+    intltool \
+    iso-codes \
+    jpeg \
+    json-glib \
+    lensfun \
+    libavif \
+    libheif \
+    libomp \
+    librsvg \
+    libsecret \
+    libsoup@2 \
+    little-cms2 \
+    llvm \
+    lua \
+    ninja \
+    openexr \
+    openjpeg \
+    osm-gps-map \
+    perl \
+    po4a \
+    portmidi \
+    pugixml \
+    sdl2"
+
+# Install homebrew dependencies
+for hbDependency in $hbDependencies; do
+    brew install "$hbDependency"
+done

packaging/macosx/2_build_hb_darktable_custom.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+#
+# Script to build and install darktable with custom configuration
+#
+
+# Exit in case of error
+set -e -o pipefail
+trap 'echo "${BASH_SOURCE[0]}{${FUNCNAME[0]}}:${LINENO}: Error: command \`${BASH_COMMAND}\` failed with exit code $?"' ERR
+
+# Go to directory of script
+scriptDir=$(dirname "$0")
+cd "$scriptDir"/
+scriptDir=$(pwd)
+
+# Set variables
+buildDir="../../build"
+homebrewHome=$(brew --prefix)
+
+# Build and install darktable here
+# ../../build.sh --install --build-type Release --prefix ${PWD}
+
+# Check for previous attempt and clean
+if [[ -d "$buildDir" ]]; then
+    echo "Deleting directory $buildDir ... "
+    rm -R "$buildDir"
+fi
+
+# Create directory
+mkdir "$buildDir"
+cd "$buildDir"
+
+# Configure build
+cmake .. \
+    -DCMAKE_OSX_DEPLOYMENT_TARGET=12.0.1 \
+    -DCMAKE_CXX_FLAGS=-stdlib=libc++ \
+    -DCMAKE_OBJCXX_FLAGS=-stdlib=libc++ \
+    -DBINARY_PACKAGE_BUILD=ON \
+    -DRAWSPEED_ENABLE_LTO=ON \
+    -DBUILD_CURVE_TOOLS=ON \
+    -DBUILD_NOISE_TOOLS=ON \
+    -DDONT_USE_INTERNAL_LUA=OFF \
+    -DBUILD_SSE2_CODEPATHS=OFF \
+    -DCMAKE_BUILD_TYPE=RelWithDebInfo \
+    -DUSE_COLORD=OFF \
+    -DUSE_KWALLET=OFF \
+    -DBUILD_CMSTEST=OFF \
+    -DCMAKE_INSTALL_PREFIX="$scriptDir"
+
+# Build using all available cores
+make -j"$(sysctl -n hw.ncpu)"
+
+# Install
+make install

packaging/macosx/2_build_hb_darktable_default.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+#
+# Script to build and install darktable with default configuration
+#
+
+# Exit in case of error
+set -e -o pipefail
+trap 'echo "${BASH_SOURCE[0]}{${FUNCNAME[0]}}:${LINENO}: Error: command \`${BASH_COMMAND}\` failed with exit code $?"' ERR
+
+# Go to directory of script
+scriptDir=$(dirname "$0")
+cd "$scriptDir"/
+scriptDir=$(pwd)
+
+# Set variables
+buildDir="../../build"
+
+# Check for previous attempt and clean
+if [[ -d "$buildDir" ]]; then
+    echo "Deleting directory $buildDir ... "
+    rm -R "$buildDir"
+fi
+
+# Clean build and install darktable here
+../../build.sh --install --build-type Release --prefix "$scriptDir"