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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0-or-later
#
# Compile test builder.
#
# Call a meson/ninja build with all combinations of gcc/clang identifyied in
# the path using compgen. Builds are left in tree, allowing incremental builds
# on each call.
source ./common.sh
LIBCAMERA=${1:-$(srcdir libcamera)}
# Override the default build ID
ID=build-matrix
check_version $LIBCAMERA $ID
echo "Build-matrix for libcamera at version : " $(libcamera_version "$LIBCAMERA")
## Identify supported compilers
# CLANG uses clang and clang++
function find_clang_compilers() {
compgen -c clang | grep -E "^clang[++]*-[0-9]+"
}
# GCC uses g++ and gcc
function find_gcc_compilers() {
compgen -c gcc | grep -E "^gcc-[0-9]+"
compgen -c g++ | grep -E "^g\+\+-[0-9]+"
}
gccs=$(find_gcc_compilers)
clangs=$(find_clang_compilers)
# Given a list of xxx-[0-9]+ return a list of
# [0-9]+ where two occurences appear in the list.
function filter_version_pairs() {
for v in "$@";
do echo "$v" | sed 's/.*-//';
done | sort -n | uniq -d;
}
configurations=()
# Generate a list of compiler configurations where both the C and C++ compiler
# have been identified
for v in $(filter_version_pairs $gccs); do
configurations+="gcc-$v:g++-$v "
done;
for v in $(filter_version_pairs $clangs); do
configurations+="clang-$v:clang++-$v "
done;
#### Building and compiling
function build() {
echo "Building for $1"
BUILDDIR="$(builddir $ID)/$1"
CC="$1"
CXX="$2"
echo "Checking for libcamera builddir: $BUILDDIR"
if [ ! -d "$BUILDDIR" ]; then
CC=$CC \
CXX=$CXX \
meson "$BUILDDIR" "$LIBCAMERA" \
-Dv4l2=true \
-Dpipelines=all \
-Dandroid=enabled \
-Ddocumentation=disabled \
-Dgstreamer=enabled \
-Dlc-compliance=enabled
fi
ninja -C "$BUILDDIR"
}
function build_simple_cam() {
LIBCAMERA_BUILD="$(builddir $ID)/$1"
LIBCAMERA_BUILD=$(realpath -L $LIBCAMERA_BUILD/meson-uninstalled/)
CC="$1"
CXX="$2"
SIMPLE_CAM=$(srcdir simple-cam)
if [ ! -d $SIMPLE_CAM ]; then
git clone https://git.libcamera.org/libcamera/simple-cam.git $SIMPLE_CAM
fi
echo Using: $LIBCAMERA_BUILD
cd $SIMPLE_CAM
git pull --ff-only
BUILDDIR="$(builddir $ID)/$1-simple-cam"
# Always build simple-cam from clean
rm -fr "$BUILDDIR"
PKG_CONFIG_PATH=$LIBCAMERA_BUILD \
CC=$CC \
CXX=$CXX \
meson "$BUILDDIR"
ninja -C "$BUILDDIR"
ret=$?
cd -
return $ret
}
mkdir -p $(builddir $ID)
echo "Identified toolchain configurations:"
for conf in ${configurations}
do
# Split gcc-7:g++-7 to gcc-7 g++-7
parsed=(${conf//:/ })
echo " Configuration: $conf"
done
echo
echo "Commencing builds:"
for conf in ${configurations}
do
# Split gcc-7:g++-7 to gcc-7 g++-7
parsed=(${conf//:/ })
toolchain=${parsed[0]}
logfile=$(log_filename $ID-$toolchain)
echo "Configuration: $conf ($logfile)"
build ${parsed[@]} > $logfile
pass_fail $? "libcamera $toolchain:"
build_simple_cam ${parsed[@]} >> $logfile
#pass_fail $? "simple-cam $toolchain:"
done
# Summarise build results
BUILDDIR="$(builddir $ID)/$1"
(cd $(builddir $ID) && ls -alh -sv */src/libcamera/libcamera.so)
completed $ID
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