302 lines
7.6 KiB
Bash
302 lines
7.6 KiB
Bash
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#!/usr/bin/env sh
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addprefix() {
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prefix="$1"
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shift
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for thing in "$@"; do
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echo "${prefix}${thing}"
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done
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unset prefix
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unset thing
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}
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: "${NAME:=Cytoplasm}"
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: "${LIB_NAME:=$(echo ${NAME} | tr '[A-Z]' '[a-z]')}"
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: "${VERSION:=0.3.0}"
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: "${CVS_TAG:=${NAME}-$(echo ${VERSION} | sed 's/\./_/g')}"
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: "${SRC:=src}"
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: "${TOOLS:=tools}"
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: "${BUILD:=build}"
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: "${OUT:=out}"
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: "${STUB:=RtStub}"
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: "${LICENSE:=LICENSE.txt}"
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: "${CC:=cc}"
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: "${AR:=ar}"
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: "${DEFINES:=-D_DEFAULT_SOURCE -DLIB_NAME=\"${NAME}\" -DLIB_VERSION=\"${VERSION}\"}"
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: "${INCLUDE:=${SRC}/include}"
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: "${CFLAGS:=-Wall -Wextra -pedantic -std=c89 -O3 -pipe}"
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: "${LD_EXTRA:=-flto -fdata-sections -ffunction-sections -s -Wl,-gc-sections}"
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: "${LDFLAGS:=-lm -pthread}"
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if [ -n "${TLS_IMPL}" ]; then
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case "${TLS_IMPL}" in
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"LIBRESSL")
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TLS_LIBS="-ltls -lcrypto -lssl"
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;;
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"OPENSSL")
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TLS_LIBS="-lcrypto -lssl"
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;;
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*)
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echo "Unrecognized TLS implementation: ${TLS_IMPL}"
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echo "Consult Tls.h for supported implementations."
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echo "Note that the TLS_ prefix is omitted in TLS_IMPL."
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exit 1
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;;
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esac
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DEFINES="${DEFINES} -DTLS_IMPL=TLS_${TLS_IMPL}"
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LDFLAGS="${LDFLAGS} ${TLS_LIBS}"
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fi
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CFLAGS="${CFLAGS} ${DEFINES} $(addprefix -I$(pwd)/ ${INCLUDE})"
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LDFLAGS="${LDFLAGS} ${LD_EXTRA}"
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# Check the modificiation time of a file. This is used to do
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# incremental builds; we only want to rebuild files that have
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# have changed.
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mod_time() {
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if [ -n "$1" ] && [ -f "$1" ]; then
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case "$(uname)" in
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Linux | CYGWIN_NT* | Haiku)
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stat -c %Y "$1"
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;;
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*BSD | DragonFly | Minix)
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stat -f %m "$1"
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;;
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*)
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# Platform unknown, force rebuilding the whole
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# project every time.
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echo "0"
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;;
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esac
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else
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echo "0"
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fi
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}
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# Substitute shell variables in a stream with their actual value
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# in this shell.
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setsubst() {
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SED="/tmp/sed-$RANDOM.txt"
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(
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set | while IFS='=' read -r var val; do
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val=$(echo "$val" | cut -d "'" -f 2- | rev | cut -d "'" -f 2- | rev)
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echo "s|\\\${$var}|$val|g"
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done
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echo "s|\\\${[a-zA-Z_]*}||g"
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echo "s|'''|'|g"
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) >"$SED"
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sed -f "$SED" $@
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rm "$SED"
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}
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recipe_docs() {
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export LD_LIBRARY_PATH="${OUT}/lib"
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mkdir -p "${OUT}/man/man3"
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for header in $(find ${INCLUDE} -name '*.h'); do
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basename=$(basename "$header")
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man=$(echo "${OUT}/man/man3/$basename" | sed -e 's/\.h$/\.3/')
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if [ $(mod_time "$header") -ge $(mod_time "$man") ]; then
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echo "DOC $basename"
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if ! "${OUT}/bin/hdoc" -D "Os=${NAME}" -i "$header" -o "$man"; then
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rm "$man"
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exit 1
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fi
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fi
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done
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if which makewhatis 2>&1 > /dev/null; then
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makewhatis "${OUT}/man"
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fi
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}
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recipe_build() {
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mkdir -p "${BUILD}" ${OUT}/{bin,lib}
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cd "${SRC}"
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echo "CC = ${CC}"
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echo "CFLAGS = ${CFLAGS}"
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echo "LDFLAGS = ${LDFLAGS}"
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echo
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do_rebuild=0
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objs=""
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for src in $(find . -name '*.c' | cut -d '/' -f 2-); do
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obj=$(echo "${BUILD}/$src" | sed -e 's/\.c$/\.o/')
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if [ $(basename "$obj" .o) != "${STUB}" ]; then
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objs="$objs $obj"
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fi
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if [ $(mod_time "$src") -ge $(mod_time "../$obj") ]; then
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echo "CC $(basename $obj)"
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obj_dir=$(dirname "../$obj")
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mkdir -p "$obj_dir"
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if ! $CC $CFLAGS -fPIC -c -o "../$obj" "$src"; then
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exit 1
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fi
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do_rebuild=1
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fi
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done
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cd ..
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if [ $do_rebuild -eq 1 ] || [ ! -f "${OUT}/lib/lib${LIB_NAME}.a" ]; then
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echo "AR lib${LIB_NAME}.a"
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if ! $AR rcs "${OUT}/lib/lib${LIB_NAME}.a" $objs; then
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exit 1
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fi
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fi
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if [ $do_rebuild -eq 1 ] || [ ! -f "${OUT}/lib/lib${LIB_NAME}.so" ]; then
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echo "LD lib${LIB_NAME}.so"
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if ! $CC -shared -o "${OUT}/lib/lib${LIB_NAME}.so" $objs ${LDFLAGS}; then
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exit 1
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fi
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fi
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cp "${BUILD}/${STUB}.o" "${OUT}/lib/${LIB_NAME}.o"
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for src in $(find "${TOOLS}" -name '*.c'); do
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out=$(basename "$src" .c)
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out="${OUT}/bin/$out"
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if [ $(mod_time "$src") -ge $(mod_time "$out") ] || [ $do_rebuild -eq 1 ]; then
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echo "CC $(basename $out)"
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mkdir -p "$(dirname $out)"
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if ! $CC $CFLAGS -o "$out" "$src" "${OUT}/lib/${LIB_NAME}.o" "-L${OUT}/lib" "-l${LIB_NAME}" ${LDFLAGS}; then
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exit 1
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fi
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fi
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done
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recipe_docs
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}
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recipe_clean() {
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rm -r "${BUILD}" "${OUT}"
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}
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# Update copyright comments in sources and header files.
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recipe_license() {
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find . -name '*.[ch]' | while IFS= read -r src; do
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if [ -t 1 ]; then
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printf "LICENSE %s%*c\r" $(basename "$src") "16" " "
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fi
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srcHeader=$(grep -n -m 1 '^ \*/' "$src" | cut -d ':' -f 1)
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head "-n$srcHeader" "$src" |
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diff -u -p - "${LICENSE}" |
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patch "$src" | grep -v "^Hmm"
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done
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if [ -t 1 ]; then
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printf "%*c\n" "50" " "
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fi
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}
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# Format source code files by running indent(1) on them.
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recipe_format() {
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find . -name '*.c' | while IFS= read -r src; do
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if [ -t 1 ]; then
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printf "FMT %s%*c\r" $(basename "$src") "16" " "
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fi
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if indent "$src"; then
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rm $(basename "$src").BAK
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fi
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done
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if [ -t 1 ]; then
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printf "%*c\n" "50" " "
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fi
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}
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# Generate a release tarball, checksum and sign it, and push it to
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# the web root.
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recipe_release() {
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# Tag the release at this point in time.
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cvs tag "$CVS_TAG"
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mkdir -p "${OUT}/release"
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cd "${OUT}/release"
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# Generate the release tarball.
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cvs export "-r$CVS_TAG" "${NAME}"
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mv "${NAME}" "${NAME}-v${VERSION}"
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tar -czf "${NAME}-v${VERSION}.tar.gz" "${NAME}-v${VERSION}"
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rm -r "${NAME}-v${VERSION}"
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# Checksum the release tarball.
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sha256 "${NAME}-v${VERSION}.tar.gz" > "${NAME}-v${VERSION}.tar.gz.sha256"
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# Sign the release tarball.
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if [ ! -z "${SIGNIFY_SECRET}" ]; then
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signify -S -s "${SIGNIFY_SECRET}" \
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-m "${NAME}-v${VERSION}.tar.gz" \
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-x "${NAME}-v${VERSION}.tar.gz.sig"
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else
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echo "Warning: SIGNIFY_SECRET not net."
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echo "The built tarball will not be signed."
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fi
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}
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recipe_patch() {
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# If the user has not set their MXID, try to deduce one from
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# their system.
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if [ -z "$MXID" ]; then
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MXID="@${USER}:$(hostname)"
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fi
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# If the user has not set their EDITOR, use a safe default.
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# (vi should be available on any POSIX system)
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if [ -z "$EDITOR" ]; then
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EDITOR=vi
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fi
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NORMALIZED_MXID=$(echo "$MXID" | sed -e 's/@//g' -e 's/:/-/g')
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PATCH_FILE="${NORMALIZED_MXID}_$(date +%s).patch"
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# Generate the actual patch file
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# Here we write some nice headers, and then do a cvs diff.
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(
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printf 'From: "%s" <%s>\n' "$DISPLAY_NAME" "$MXID"
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echo "Date: $(date)"
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echo "Subject: "
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echo
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cvs -q diff -uNp $PATCHSET | grep -v '^\? '
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) >"$PATCH_FILE"
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"$EDITOR" "$PATCH_FILE"
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echo "$PATCH_FILE"
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}
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recipe_diff() {
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tmp_patch="/tmp/${NAME}-$(date +%s).patch"
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cvs -q diff -uNp $PATCHSET >"$tmp_patch"
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if [ -z "$PAGER" ]; then
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PAGER="less -F"
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fi
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$PAGER "$tmp_patch"
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rm "$tmp_patch"
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}
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# Execute the user-specified recipes.
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for recipe in $@; do
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recipe_$recipe
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done
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# If no recipe was provided, run a build.
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if [ -z "$1" ]; then
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recipe_build
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fi
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