build.sh


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#!/usr/bin/env bash

: ${CC=gcc}
: ${MAKE=make}
: ${BIN=lpm}
: ${JOBS=4}

SRCS="src/*.c"
LDFLAGS="$LDFLAGS -lm -pthread -static-libgcc"

[[ "$@" == "clean" ]] && rm -rf lib/libgit2/build lib/zlib/build lib/mbedtls-2.27.0/build lib/curl/build lib/libarchive/build-tmp lib/liblzma/build lib/prefix lua $BIN *.exe src/lpm.luac src/lpm.lua.c && exit 0

# Build supporting libraries, libz, libmbedtls, libmbedcrypto, libgit2, liblzma, libarchive, liblua
CMAKE_DEFAULT_FLAGS="$CMAKE_DEFAULT_FLAGS -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=`pwd`/lib/prefix -DCMAKE_INSTALL_PREFIX=`pwd`/lib/prefix -DBUILD_SHARED_LIBS=OFF"
if [[ "$@" != *"-lz"* ]]; then
  [ ! -e "lib/zlib" ] && echo "Make sure you've cloned submodules. (git submodule update --init --depth=1)" && exit -1
  [ ! -e "lib/zlib/build" ] && cd lib/zlib && mkdir build && cd build && ../configure --prefix=`pwd`/../../prefix && $MAKE -j $JOBS && $MAKE install && cd ../../../
  LDFLAGS="$LDFLAGS -Llib/libz/build -l:libz.a" && CFLAGS="$CFLAGS -Ilib/prefix/include" && LDFLAGS="$LDFLAGS -Llib/prefix/lib -Llib/prefix/lib64"
fi
if [[ "$@" != *"-lmbedtls"* && "$@" != *"-lmbedcrypto"* ]]; then
  [ ! -e "lib/mbedtls-2.27.0/build" ] && cd lib/mbedtls-2.27.0 && mkdir build && cd build && CFLAGS="-DMBEDTLS_MD4_C=1" cmake .. $CMAKE_DEFAULT_FLAGS -DENABLE_TESTING=OFF -DENABLE_PROGRAMS=OFF $SSL_CONFIGURE && CFLAGS="-DMBEDTLS_MD4_C=1" $MAKE -j $JOBS && $MAKE install && cd ../../../
  CFLAGS="$CFLAGS -Ilib/prefix/include" && LDFLAGS="$LDFLAGS -Llib/prefix/lib -Llib/prefix/lib64 -lmbedtls -lmbedx509 -lmbedcrypto"
fi
if [[ "$@" != *"-lgit2"* ]]; then
  [ ! -e "lib/libgit2/build" ] && cd lib/libgit2 && mkdir build && cd build && cmake .. -G "Unix Makefiles" $GIT2_CONFIGURE $CMAKE_DEFAULT_FLAGS -DBUILD_TESTS=OFF -DBUILD_CLI=OFF -DREGEX_BACKEND=builtin -DUSE_SSH=OFF -DUSE_HTTPS=mbedTLS && $MAKE -j $JOBS && $MAKE install && cd ../../../
  LDFLAGS="-Llib/libgit2/build -l:libgit2.a $LDFLAGS  -Llib/prefix/lib -Llib/prefix/lib64" && CFLAGS="$CFLAGS -Ilib/prefix/include"
fi
if [[ "$@" != *"-llzma"* ]]; then
  [ ! -e "lib/liblzma/build" ] && cd lib/liblzma && mkdir build && cd build && ../configure $LZMA_CONFIGURE --prefix=`pwd`/../../prefix && $MAKE -j $JOBS && $MAKE install && cd ../../../
  LDFLAGS="-Llib/liblzma/build -Llib/prefix/lib -l:liblzma.a $LDFLAGS" && CFLAGS="$CFLAGS -Ilib/prefix/include"
fi
if [[ "$@" != *"-larchive"* ]]; then
  [ ! -e "lib/libarchive/build-tmp" ] && cd lib/libarchive && mkdir build-tmp && cd build-tmp && cmake .. -G "Unix Makefiles" $ARCHIVE_CONFIGURE $CMAKE_DEFAULT_FLAGS -DZLIB_WINAPI_EXITCODE=0 -DCMAKE_POSITION_INDEPENDENT_CODE=ON -DENABLE_TEST=OFF -DZLIB_WINAPI_EXITCODE__TRYRUN_OUTPUT="test" -DENABLE_EXPAT=OFF -DENABLE_ACL=OFF -DENABLE_XATTR=OFF -DENABLE_CAT=OFF -DENABLE_CPIO=OFF -DENABLE_ZSTD=OFF -DENABLE_BZip2=OFF -DENABLE_OPENSSL=OFF -DENABLE_LIBXML2=OFF -DENABLE_PCREPOSIX=OFF  && $MAKE -j $JOBS && $MAKE install && cd ../../../
  [ ! -e "lib/prefix/lib/libarchive.a" ] && cp -f lib/prefix/lib/libarchive_static.a lib/prefix/lib/libarchive.a
  LDFLAGS="-Llib/libarchive/build-tmp -Llib/prefix/lib -l:libarchive.a $LDFLAGS" && CFLAGS="$CFLAGS -Ilib/prefix/include"
fi
[[ "$@" != *"-llua"* ]] && CFLAGS="$CFLAGS -Ilib/lua -DMAKE_LIB=1" && SRCS="$SRCS lib/lua/onelua.c"

# Build the pre-packaged lua file into the executbale.
[[ ! -e "lua" ]] && gcc -Ilib/lua -o lua.exe lib/lua/onelua.c -lm
./lua.exe -e 'io.open("src/lpm.luac", "wb"):write(string.dump(assert(loadfile("src/lpm.lua"))))'
xxd -i src/lpm.luac > src/lpm.lua.c

[[ $OSTYPE != 'msys'* && $CC != *'mingw'* && $CC != "emcc" ]] && LDFLAGS=" $LDFLAGS -ldl -pthread"
[[ $OSTYPE == 'msys'* || $CC == *'mingw'* ]] && LDFLAGS="$LDFLAGS -lbcrypt -lws2_32 -lz -lwinhttp -lole32 -lcrypt32 -lrpcrt4"

[[ " $@" != *" -g"* && " $@" != *" -O"* ]] && CFLAGS="$CFLAGS -O3" && LDFLAGS="$LDFLAGS -s"
$CC $CFLAGS $SRCS $@ -o $BIN $LDFLAGS