--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/configure Fri Sep 22 23:26:23 2023 +0200 @@ -0,0 +1,314 @@ +#!/bin/sh + +# create temporary directory +TEMP_DIR=".tmp-`uname -n`" +rm -Rf "$TEMP_DIR" +if mkdir -p "$TEMP_DIR"; then + : +else + echo "Cannot create tmp dir $TEMP_DIR" + echo "Abort" + exit 1 +fi +touch "$TEMP_DIR/options" +touch "$TEMP_DIR/features" + +# define standard variables +PREFIX=/usr +EPREFIX= +BINDIR= +SBINDIR= +LIBDIR= +LIBEXECDIR= +DATADIR= +SYSCONFDIR= +SHAREDSTATEDIR= +LOCALSTATEDIR= +INCLUDEDIR= +INFODIR= +MANDIR= + +# custom variables + +# features + +# clean abort +abort_configure() +{ + rm -Rf "$TEMP_DIR" + exit 1 +} + +# help text +printhelp() +{ + echo "Usage: $0 [OPTIONS]..." + cat << __EOF__ +Installation directories: + --prefix=PREFIX path prefix for architecture-independent files + [/usr] + --exec-prefix=EPREFIX path prefix for architecture-dependent files + [PREFIX] + + --bindir=DIR user executables [EPREFIX/bin] + --sbindir=DIR system admin executables [EPREFIX/sbin] + --libexecdir=DIR program executables [EPREFIX/libexec] + --sysconfdir=DIR system configuration files [PREFIX/etc] + --sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com] + --localstatedir=DIR modifiable single-machine data [PREFIX/var] + --libdir=DIR object code libraries [EPREFIX/lib] + --includedir=DIR C header files [PREFIX/include] + --datarootdir=DIR read-only arch.-independent data root [PREFIX/share] + --datadir=DIR read-only architecture-independent data [DATAROOTDIR] + --infodir=DIR info documentation [DATAROOTDIR/info] + --mandir=DIR man documentation [DATAROOTDIR/man] + +__EOF__ +} + +# +# parse arguments +# +BUILD_TYPE="default" +for ARG in "$@" +do + case "$ARG" in + "--prefix="*) PREFIX=${ARG#--prefix=} ;; + "--exec-prefix="*) EPREFIX=${ARG#--exec-prefix=} ;; + "--bindir="*) BINDIR=${ARG#----bindir=} ;; + "--sbindir="*) SBINDIR=${ARG#--sbindir=} ;; + "--libdir="*) LIBDIR=${ARG#--libdir=} ;; + "--libexecdir="*) LIBEXECDIR=${ARG#--libexecdir=} ;; + "--datadir="*) DATADIR=${ARG#--datadir=} ;; + "--sysconfdir="*) SYSCONFDIR=${ARG#--sysconfdir=} ;; + "--sharedstatedir="*) SHAREDSTATEDIR=${ARG#--sharedstatedir=} ;; + "--localstatedir="*) LOCALSTATEDIR=${ARG#--localstatedir=} ;; + "--includedir="*) INCLUDEDIR=${ARG#--includedir=} ;; + "--infodir="*) INFODIR=${ARG#--infodir=} ;; + "--mandir"*) MANDIR=${ARG#--mandir} ;; + "--help"*) printhelp; abort_configure ;; + "--debug") BUILD_TYPE="debug" ;; + "--release") BUILD_TYPE="release" ;; + "-"*) echo "unknown option: $ARG"; abort_configure ;; + esac +done + + +# set dir variables +: ${EPREFIX:="$PREFIX"} +: ${BINDIR:="$EPREFIX/bin"} +: ${SBINDIR:="$EPREFIX/sbin"} +: ${LIBDIR:="$EPREFIX/lib"} +: ${LIBEXECDIR:="$EPREFIX/libexec"} +: ${DATADIR:="$PREFIX/share"} +: ${SYSCONFDIR:="$PREFIX/etc"} +: ${SHAREDSTATEDIR:="$PREFIX/com"} +: ${LOCALSTATEDIR:="$PREFIX/var"} +: ${INCLUDEDIR:="$PREFIX/include"} +: ${INFODIR:="$PREFIX/info"} +: ${MANDIR:="$PREFIX/man"} + +# Test for availability of pkg-config +PKG_CONFIG=`command -v pkg-config` +: ${PKG_CONFIG:="false"} + +# Simple uname based platform detection +# $PLATFORM is used for platform dependent dependency selection +OS=`uname -s` +OS_VERSION=`uname -r` +printf "detect platform... " +if [ "$OS" = "SunOS" ]; then + PLATFORM="solaris sunos unix svr4" +fi +if [ "$OS" = "Linux" ]; then + PLATFORM="linux unix" +fi +if [ "$OS" = "FreeBSD" ]; then + PLATFORM="freebsd bsd unix" +fi +if [ "$OS" = "Darwin" ]; then + PLATFORM="macos osx bsd unix" +fi +if echo "$OS" | grep -i "MINGW" > /dev/null; then + PLATFORM="windows mingw" +fi +: ${PLATFORM:="unix"} + +PLATFORM_NAME=`echo "$PLATFORM" | cut -f1 -d' ' -` +echo "$PLATFORM_NAME" + +isplatform() +{ + for p in $PLATFORM + do + if [ "$p" = "$1" ]; then + return 0 + fi + done + return 1 +} +notisplatform() +{ + for p in $PLATFORM + do + if [ "$p" = "$1" ]; then + return 1 + fi + done + return 0 +} + + +# generate vars.mk +cat > "$TEMP_DIR/vars.mk" << __EOF__ +PREFIX=$PREFIX +EPREFIX=$EPREFIX +BINDIR=$BINDIR +SBINDIR=$SBINDIR +LIBDIR=$LIBDIR +LIBEXECDIR=$LIBEXECDIR +DATADIR=$DATADIR +SYSCONFDIR=$SYSCONFDIR +SHAREDSTATEDIR=$SHAREDSTATEDIR +LOCALSTATEDIR=$LOCALSTATEDIR +INCLUDEDIR=$INCLUDEDIR +INFODIR=$INFODIR +MANDIR=$MANDIR +__EOF__ +sort -u -o "$TEMP_DIR/vars.mk" "$TEMP_DIR/vars.mk" + + +# toolchain detection utilities +. make/toolchain.sh + +# +# DEPENDENCIES +# + +# check languages +lang_c= +lang_cpp= +if detect_c_compiler ; then + lang_c=1 +fi + +# create buffer for make variables required by dependencies +echo > "$TEMP_DIR/make.mk" + +test_pkg_config() +{ + if "$PKG_CONFIG" --exists "$1" ; then : + else return 1 ; fi + if [ -z "$2" ] || "$PKG_CONFIG" --atleast-version="$2" "$1" ; then : + else return 1 ; fi + if [ -z "$3" ] || "$PKG_CONFIG" --exact-version="$3" "$1" ; then : + else return 1 ; fi + if [ -z "$4" ] || "$PKG_CONFIG" --max-version="$4" "$1" ; then : + else return 1 ; fi + return 0 +} + + + + + +# start collecting dependency information +echo > "$TEMP_DIR/flags.mk" + +DEPENDENCIES_FAILED= +ERROR=0 +# unnamed dependencies +TEMP_CFLAGS= +TEMP_CXXFLAGS= +TEMP_LDFLAGS= +while true +do + while true + do + if [ -z "$lang_c" ] ; then + ERROR=1 + break + fi + + break + done + break +done + +# add general dependency flags to flags.mk +echo "# general flags" >> "$TEMP_DIR/flags.mk" +if [ -n "${TEMP_CFLAGS}" ]; then + echo "CFLAGS += $TEMP_CFLAGS" >> "$TEMP_DIR/flags.mk" +fi +if [ -n "${TEMP_CXXFLAGS}" ]; then + echo "CXXFLAGS += $TEMP_CXXFLAGS" >> "$TEMP_DIR/flags.mk" +fi +if [ -n "${TEMP_LDFLAGS}" ]; then + echo "LDFLAGS += $TEMP_LDFLAGS" >> "$TEMP_DIR/flags.mk" +fi + +# +# OPTION VALUES +# + +# +# TARGETS +# + +echo >> "$TEMP_DIR/flags.mk" +# Target: default +echo "# flags for target default" >> "$TEMP_DIR/flags.mk" +TEMP_CFLAGS= +TEMP_CXXFLAGS= +TEMP_LDFLAGS= + + +# Features + + +if [ -n "${TEMP_CFLAGS}" ]; then + echo "CFLAGS += $TEMP_CFLAGS" >> "$TEMP_DIR/flags.mk" +fi +if [ -n "${TEMP_CXXFLAGS}" ]; then + echo "CXXFLAGS += $TEMP_CXXFLAGS" >> "$TEMP_DIR/flags.mk" +fi +if [ "$BUILD_TYPE" = "debug" ]; then + echo 'CFLAGS += ${DEBUG_CC_FLAGS}' >> "$TEMP_DIR/flags.mk" + echo 'CXXFLAGS += ${DEBUG_CXX_FLAGS}' >> "$TEMP_DIR/flags.mk" +fi +if [ "$BUILD_TYPE" = "release" ]; then + echo 'CFLAGS += ${RELEASE_CC_FLAGS}' >> "$TEMP_DIR/flags.mk" + echo 'CXXFLAGS += ${RELEASE_CXX_FLAGS}' >> "$TEMP_DIR/flags.mk" +fi +if [ -n "${TEMP_LDFLAGS}" ]; then + echo "LDFLAGS += $TEMP_LDFLAGS" >> "$TEMP_DIR/flags.mk" +fi + + +# final result +if [ $ERROR -ne 0 ]; then + echo + echo "Error: Unresolved dependencies" + echo "$DEPENDENCIES_FAILED" + abort_configure +fi + +echo "configure finished" +echo +echo "Build Config:" +echo " PREFIX: $PREFIX" +echo " TOOLCHAIN: $TOOLCHAIN_NAME" +echo + +# generate the config.mk file +cat > "$TEMP_DIR/config.mk" << __EOF__ +# +# config.mk generated by configure +# + +__EOF__ +write_toolchain_defaults "$TEMP_DIR/toolchain.mk" +cat "$TEMP_DIR/vars.mk" "$TEMP_DIR/toolchain.mk" "$TEMP_DIR/flags.mk" "$TEMP_DIR/make.mk" > config.mk +rm -Rf "$TEMP_DIR" + +