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#!/usr/bin/env bash
#
# Environment variables:
#
# SOURCE_DIR: Set to the directory of the libgit2 source (optional)
# If not set, it will be derived relative to this script.
set -e
SOURCE_DIR=${SOURCE_DIR:-$( cd "$( dirname "${BASH_SOURCE[0]}" )" && dirname $( pwd ) )}
BUILD_DIR=$(pwd)
BUILD_PATH=${BUILD_PATH:=$PATH}
CMAKE=$(which cmake)
CMAKE_GENERATOR=${CMAKE_GENERATOR:-Unix Makefiles}
indent() { sed "s/^/ /"; }
cygfullpath() {
result=$(echo "${1}" | tr \; \\n | while read -r element; do
if [ "${last}" != "" ]; then echo -n ":"; fi
echo -n $(cygpath "${element}")
last="${element}"
done)
if [ "${result}" = "" ]; then exit 1; fi
echo "${result}"
}
if [[ "$(uname -s)" == MINGW* ]]; then
BUILD_PATH=$(cygfullpath "${BUILD_PATH}")
fi
echo "Source directory: ${SOURCE_DIR}"
echo "Build directory: ${BUILD_DIR}"
echo ""
echo "Platform:"
uname -s | indent
if [ "$(uname -s)" = "Darwin" ]; then
echo "macOS version:"
sw_vers | indent
fi
if [ -f "/etc/debian_version" ]; then
echo "Debian version:"
(source /etc/lsb-release && echo "${DISTRIB_DESCRIPTION}") | indent
fi
CORES=$(getconf _NPROCESSORS_ONLN || true)
echo "Number of cores: ${CORES:-(Unknown)}"
echo "Kernel version:"
uname -a 2>&1 | indent
echo "CMake version:"
env PATH="${BUILD_PATH}" "${CMAKE}" --version | head -1 2>&1 | indent
if test -n "${CC}"; then
echo "Compiler version:"
"${CC}" --version 2>&1 | indent
fi
echo "Environment:"
if test -n "${CC}"; then
echo "CC=${CC}" | indent
fi
if test -n "${CFLAGS}"; then
echo "CFLAGS=${CFLAGS}" | indent
fi
echo ""
echo "##############################################################################"
echo "## Configuring build environment"
echo "##############################################################################"
echo "${CMAKE}" -DENABLE_WERROR=ON -DBUILD_EXAMPLES=ON -DBUILD_FUZZERS=ON -DUSE_STANDALONE_FUZZERS=ON -G \"${CMAKE_GENERATOR}\" ${CMAKE_OPTIONS} -S \"${SOURCE_DIR}\"
env PATH="${BUILD_PATH}" "${CMAKE}" -DENABLE_WERROR=ON -DBUILD_EXAMPLES=ON -DBUILD_FUZZERS=ON -DUSE_STANDALONE_FUZZERS=ON -G "${CMAKE_GENERATOR}" ${CMAKE_OPTIONS} -S "${SOURCE_DIR}"
echo ""
echo "##############################################################################"
echo "## Building libgit2"
echo "##############################################################################"
# Determine parallelism; newer cmake supports `--build --parallel` but
# we cannot yet rely on that.
if [ "${CMAKE_GENERATOR}" = "Unix Makefiles" -a "${CORES}" != "" -a "${CMAKE_BUILD_OPTIONS}" = "" ]; then
BUILDER=(make -j ${CORES})
else
BUILDER=("${CMAKE}" --build . ${CMAKE_BUILD_OPTIONS})
fi
echo "${BUILDER[@]}"
env PATH="${BUILD_PATH}" "${BUILDER[@]}"
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