update to template-based PKGBUILD

1 files changed, 110 insertions, 9 deletions

diff --git a/PKGBUILD b/PKGBUILD
index 62c08b241f01..b5e7a9d097c3 100755
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -6,11 +6,11 @@
 pkgname=alchemy-next-viewer-nosystemd-git
 pkgver=6.11.50933.b7b3c99172
 pkgrel=2
-pkgdesc="A Second Life client with focus on performance and code correctness. - Git Source build"
+pkgdesc="A Second Life client with focus on performance and code correctness."
 arch=('x86_64')
+license=('LGPL')
 options=('!buildflags' '!lto' '!strip')
 url="https://www.alchemyviewer.org"
-license=('LGPL')
 depends=(dbus-glib glu gtk3 libgl libiconv libidn libjpeg-turbo libpng libxss libxml2 mesa nss openal sdl2 vlc xdg-desktop-portal zlib)
 makedepends=('gcc' 'python-virtualenv' 'python-pip' 'git' 'xz')
 optdepends=(
@@ -26,13 +26,17 @@ optdepends=(
   'nvidia-libgl: NVIDIA support'
   'nvidia-utils: NVIDIA support'
   'wine: More up-to-date, less buggy SLVoice support')
-replaces=('alchemy-viewer-git')
 provides=('alchemy-viewer')
 install=alchemy.install
-source=("${pkgname}"::'git+https://git.alchemyviewer.org/alchemy/alchemy-next.git#branch='"${AL_BRANCH_OVERRIDE:-main}"
-  'compile.bash')
-sha256sums=('SKIP'
-  '20e5299ddbb96e46caf9ed211a912141c6a792f3a4aa7f82e56b1f98fe02c4fa')
+source=("${pkgname}"::'git+https://git.alchemyviewer.org/alchemy/alchemy-next.git#branch='"${AL_BRANCH_OVERRIDE:-main}")
+sha256sums=('SKIP')
+
+_distname="Alchemy-Config-NoSystemd"
+
+# template start; name=nosystemd-git; version=1.0;
+_distdir="${_distname}-${pkgver}"
+depends+=(libelogind)
+conflicts+=("alchemy-next-viewer-systemd-git")
 
 pkgver() {
   cd "${pkgname}" || exit 1
@@ -48,13 +52,108 @@ pkgver() {
 prepare() {
   cd "${pkgname}" || exit 1
   export USE_VENV=1
-  ../compile.bash prepare
+# template start; name=prepare; version=1.0;
+if [[ -n "$USE_VENV" ]]; then
+  virtualenv ".venv" -p python3
+  . ".venv/bin/activate"
+fi
+
+echo "Installing build toolchain..."
+pip3 install --upgrade certifi --quiet
+pip3 install --upgrade llbase --quiet
+pip3 install --no-cache --upgrade autobuild --quiet
+pip3 install --upgrade cmake ninja
+
+# vi: set ai softtabstop=2 shiftwidth=2 tabstop=2 expandtab ft=sh :
+# template end;
 }
 
 build() {
   cd "${pkgname}" || exit 1
   export USE_VENV=1
-  ../compile.bash build
+# template start; name=build; version=1.0;
+if command -v schedtool >/dev/null 2>&1; then
+	# Set current shell and all descendents as SCHED_BATCH, see schedtool(8)
+	schedtool -B $$
+	prefix_cmd='schedtool -B -n20 -e '
+fi
+	if [[ -n "$USE_VENV" ]]; then
+		. ".venv/bin/activate"
+	fi
+	build_jobs=$(nproc)
+	if [[ -z "$NO_SMART_JOB_COUNT" ]]; then
+		if [[ ${build_jobs} -gt 1 ]]; then
+			jobs=1
+			# The viewer requires an average of 2GB of memory per core to link
+			# Note: Behaviour change compared to the previous versions:
+			# This script will no longer try to allocate build memory into swap
+			# This is bad practice, and swap should be reserved to evict process
+			# memory from physical ram to make place for the current workset.
+			# This script will now try to check if swap is present and sufficent
+			# for the current used memory to be stored in swap before allocating,
+			# and will fallback to conservative allocation if swap is not available
+			gigperlinkprocess=2
+			mempercorekb=$((gigperlinkprocess * 1048576))
+			requiredmemorykb=$(($(nproc) * mempercorekb))
+			free_output="$(free --kilo --total | tail -n+2 | tr -s ' ')"
+			physical_output=$(grep "Mem:" <<<"$free_output")
+			#total_output=$(grep Total: <<< "$free_output")
+			usedmemorykbphysical=$(cut -d ' ' -f 3 <<<"$physical_output")
+			totalmemorykbphysical=$(cut -d ' ' -f 2 <<<"$physical_output")
+			swap_output=$(grep Swap: <<<"$free_output")
+			# Determine available swap space
+			availableswapkb=0
+			if [[ -n "$swap_output" ]]; then
+				availableswapkb=$(cut -d ' ' -f 4 <<<"$swap_output")
+			fi
+			availablememorykbphysical=$(cut -d ' ' -f 7 <<<"$free_output")
+			echo "Total memory:         $totalmemorykbphysical (includes swap)"
+			echo "Available memory:     $availablememorykbphysical"
+			echo "Required memory:      $requiredmemorykb"
+			echo "Available physical memory on this system: $((availablememorykbphysical / 1024 / 1024)) GB"
+			echo "Estimated required memory to build with all cores: $((requiredmemorykb / 1024 / 1024)) GB"
+			if [[ ${requiredmemorykb} -gt ${availablememorykbphysical} ]]; then
+				echo "Warning: Not enough available physical memory to build with all cores"
+				if [[ ${usedmemorykbphysical} -lt ${availableswapkb} ]]; then
+					# use all physical ram as swap will do its job
+					echo "There is enough free swap to store the currently used memory"
+					jobs=$(((totalmemorykbphysical / 1024 / 1024) / gigperlinkprocess))
+				else
+					# Not enough swap to hold ram contents, calculate manually
+					echo "Allocating build jobs according to available physical memory ("$((availablememorykbphysical / 1024 / 1024))"/"$((requiredmemorykb / 1024 / 1024))"GB)..."
+					# FIXME: Goes one iteration beyond what it should
+					while [[ $((jobs * mempercorekb)) -lt ${availablememorykbphysical} ]]; do
+						jobs=$((jobs + 1))
+						echo -e "${jobs} jobs would consume $(((jobs * mempercorekb) / 1024 / 1024))GB"
+					done
+					# Back off one job count. Not sure why I have to do this but
+					# the loop is doing one extra iteration.
+					jobs=$((jobs - 1))
+				fi
+				build_jobs=${jobs}
+				echo "Computed job count: ${build_jobs}"
+			fi
+		fi
+	fi
+	export AUTOBUILD_CPU_COUNT=$build_jobs
+	AL_CMAKE_CONFIG=(
+		-DLL_TESTS:BOOL=ON
+		-DDISABLE_FATAL_WARNINGS=ON
+		-DUSE_LTO:BOOL=OFF
+		-DVIEWER_CHANNEL="Alchemy Test"
+	)
+  echo "BUILDENV: ${BUILDENV[*]}"
+  if [[ " ${BUILDENV[*]} " =~ ' ccache ' ]] && command -v ccache; then
+    echo "------ Will Use CCACHE ------"
+    CMAKE_CXX_COMPILER_LAUNCHER="$(which ccache)"
+    export CMAKE_CXX_COMPILER_LAUNCHER
+  fi
+    $prefix_cmd autobuild configure -A 64 -c ReleaseOS -- "${AL_CMAKE_CONFIG[@]}"
+	echo "Building with ${AUTOBUILD_CPU_COUNT} jobs (adjusted)"
+	$prefix_cmd autobuild build -A64 -c ReleaseOS --no-configure
+
+# vi: set ai softtabstop=2 shiftwidth=2 tabstop=2 expandtab ft=sh :
+# template end;
 }
 
 package() {
@@ -65,3 +164,5 @@ package() {
   sed -i 's;alchemy-viewer\.desktop;'"${pkgname}\.desktop"';' "${pkgname}/build-linux-64/newview/packaged/etc/refresh_desktop_app_entry.sh"
   mv "${pkgname}/build-linux-64/newview/packaged" "${pkgdir}/opt/${pkgname}"
 }
+# vi: set ai softtabstop=2 shiftwidth=2 tabstop=2 expandtab ft=bash :
+# template end;