diff -r aaad6674a1a3 -r 24dc84788dee make/configure.vm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/make/configure.vm	Thu Oct 12 00:00:35 2023 +0200
@@ -0,0 +1,640 @@
+#!/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
+# also define standard prefix (this is where we will search for config.site)
+prefix=/usr
+exec_prefix=
+bindir=
+sbindir=
+libdir=
+libexecdir=
+datarootdir=
+datadir=
+sysconfdir=
+sharedstatedir=
+localstatedir=
+runstatedir=
+includedir=
+infodir=
+localedir=
+mandir=
+
+# custom variables
+#foreach( $var in $vars )
+#if( $var.exec )
+${var.varName}=`${var.value}`
+#else
+${var.varName}="${var.value}"
+#end
+#end
+
+# features
+#foreach( $feature in $features )
+#if( ${feature.auto} )
+${feature.varName}=auto
+#end
+#end
+
+# 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]
+  --runstatedir=DIR       run-time variable data [LOCALSTATEDIR/run]
+  --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]
+  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
+
+#if( $options.size() > 0 )
+Options:
+  --debug                 add extra compile flags for debug builds
+  --release               add extra compile flags for release builds
+#foreach( $opt in $options )
+  --${opt.argument}=${opt.valuesString}
+#end
+
+#end
+#if( $features.size() > 0 )
+Optional Features:
+#foreach( $feature in $features )
+#if( $feature.auto )
+  --disable-${feature.arg}
+#else
+  --enable-${feature.arg}
+#end
+#end
+
+#end
+__EOF__
+}
+
+#
+# parse arguments
+#
+BUILD_TYPE="default"
+#set( $D = '$' )
+for ARG in "$@"
+do
+    case "$ARG" in
+        "--prefix="*)         prefix=${D}{ARG#--prefix=} ;;
+        "--exec-prefix="*)    exec_prefix=${D}{ARG#--exec-prefix=} ;;
+        "--bindir="*)         bindir=${D}{ARG#----bindir=} ;;
+        "--sbindir="*)        sbindir=${D}{ARG#--sbindir=} ;;
+        "--libdir="*)         libdir=${D}{ARG#--libdir=} ;;
+        "--libexecdir="*)     libexecdir=${D}{ARG#--libexecdir=} ;;
+        "--datarootdir="*)    datarootdir=${D}{ARG#--datarootdir=} ;;
+        "--datadir="*)        datadir=${D}{ARG#--datadir=} ;;
+        "--sysconfdir="*)     sysconfdir=${D}{ARG#--sysconfdir=} ;;
+        "--sharedstatedir="*) sharedstatedir=${D}{ARG#--sharedstatedir=} ;;
+        "--localstatedir="*)  localstatedir=${D}{ARG#--localstatedir=} ;;
+        "--includedir="*)     includedir=${D}{ARG#--includedir=} ;;
+        "--infodir="*)        infodir=${D}{ARG#--infodir=} ;;
+        "--mandir"*)          mandir=${D}{ARG#--mandir} ;;
+        "--localedir"*)       localedir=${D}{ARG#--localedir} ;;
+        "--help"*) printhelp; abort_configure ;;
+        "--debug")           BUILD_TYPE="debug" ;;
+        "--release")         BUILD_TYPE="release" ;;
+    #foreach( $opt in $options )
+        "--${opt.argument}="*) ${opt.varName}=${D}{ARG#--${opt.argument}=} ;;
+    #end
+    #foreach( $feature in $features )
+        "--enable-${feature.arg}") ${feature.varName}=on ;;
+        "--disable-${feature.arg}") unset ${feature.varName} ;;
+    #end
+        "-"*) echo "unknown option: $ARG"; abort_configure ;;
+    esac
+done
+
+## Begin unparsed content. **
+#[[
+
+# set defaults for dir variables
+: ${exec_prefix:="$prefix"}
+: ${bindir:='${exec_prefix}/bin'}
+: ${sbindir:='${exec_prefix}/sbin'}
+: ${libdir:='${exec_prefix}/lib'}
+: ${libexecdir:='${exec_prefix}/libexec'}
+: ${datarootdir:='${prefix}/share'}
+: ${datadir:='${datarootdir}'}
+: ${sysconfdir:='${prefix}/etc'}
+: ${sharedstatedir:='${prefix}/com'}
+: ${localstatedir:='${prefix}/var'}
+: ${runstatedir:='${localstatedir}/run'}
+: ${includedir:='${prefix}/include'}
+: ${infodir:='${datarootdir}/info'}
+: ${mandir:='${datarootdir}/man'}
+: ${localedir:='${datarootdir}/locale'}
+
+# check if a config.site exists and load it
+if [ -n "$CONFIG_SITE" ]; then
+    # CONFIG_SITE may contain space separated file names
+    for cs in $CONFIG_SITE; do
+        printf "loading defaults from $cs... "
+        . "$cs"
+        echo ok
+    done
+elif [ -f "$prefix/share/config.site" ]; then
+    printf "loading site defaults... "
+    . "$prefix/share/config.site"
+    echo ok
+elif [ -f "$prefix/etc/config.site" ]; then
+    printf "loading site defaults... "
+    . "$prefix/etc/config.site"
+    echo ok
+fi
+
+# 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" = "$1" ]; then
+            return 1
+        fi
+    done
+    return 0
+}
+]]#
+## End of unparsed content **
+
+# generate vars.mk
+cat > "$TEMP_DIR/vars.mk" << __EOF__
+prefix="$prefix"
+exec_prefix="$exec_prefix"
+bindir="$bindir"
+sbindir="$sbindir"
+libdir="$libdir"
+libexecdir="$libexecdir"
+datarootdir="$datarootdir"
+datadir="$datadir"
+sysconfdir="$sysconfdir"
+sharedstatedir="$sharedstatedir"
+localstatedir="$localstatedir"
+runstatedir="$runstatedir"
+includedir="$includedir"
+infodir="$infodir"
+mandir="$mandir"
+localedir="$localedir"
+#foreach( $var in $vars )
+${var.varName}="${D}${var.varName}"
+#end
+__EOF__
+
+# toolchain detection utilities
+. make/toolchain.sh
+
+#
+# DEPENDENCIES
+#
+
+# check languages
+lang_c=
+lang_cpp=
+#foreach( $lang in $languages )
+if detect_${lang}_compiler ; then
+    lang_${lang}=1
+fi
+#end
+
+# create buffer for make variables required by dependencies
+echo > "$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
+}
+
+#foreach( $dependency in $namedDependencies )
+dependency_error_${dependency.id}()
+{
+    printf "checking for ${dependency.name}... "
+    #foreach( $sub in $dependency.subdependencies )
+    # dependency $sub.fullName
+    while true
+    do
+        #if( $sub.platform )
+        if notisplatform "${sub.platform}"; then
+            break
+        fi
+        #end
+        #foreach( $np in $sub.notList )
+        if isplatform "${np}"; then
+            break
+        fi
+        #end
+        #foreach( $lang in $sub.lang )
+        if [ -z "$lang_${lang}" ] ; then
+            break
+        fi
+        #end
+        #if( $sub.pkgconfig.size() > 0 )
+        if [ -z "$PKG_CONFIG" ]; then
+            break
+        fi
+        #end
+        #foreach( $test in $sub.tests )
+        if $test > /dev/null ; then
+            :
+        else
+            break
+        fi
+        #end
+        #foreach( $pkg in $sub.pkgconfig )
+        if test_pkg_config "$pkg.name" "$pkg.atleast" "$pkg.exact" "$pkg.max" ; then
+            TEMP_CFLAGS="$TEMP_CFLAGS `"$PKG_CONFIG" --cflags $pkg.name`"
+            TEMP_LDFLAGS="$TEMP_LDFLAGS `"$PKG_CONFIG" --libs $pkg.name`"
+        else
+            break
+        fi
+        #end
+        #foreach( $flags in $sub.flags )
+        #if( $flags.exec )
+        if tmp_flags=`$flags.value` ; then
+            TEMP_$flags.varName="$TEMP_$flags.varName $tmp_flags"
+        else
+            break
+        fi
+        #else
+        TEMP_$flags.varName="$TEMP_$flags.varName $flags.value"
+        #end
+        #end
+        #if ( $sub.make.length() > 0 )
+        cat >> $TEMP_DIR/make.mk << __EOF__
+# Dependency: $dependency.name
+$sub.make
+__EOF__
+        #end
+        echo yes
+        return 1
+    done
+
+    #end
+    echo no
+    return 0
+}
+#end
+
+
+
+
+# start collecting dependency information
+echo > "$TEMP_DIR/flags.mk"
+
+DEPENDENCIES_FAILED=
+ERROR=0
+#if( $dependencies.size() > 0 )
+# unnamed dependencies
+TEMP_CFLAGS=
+TEMP_CXXFLAGS=
+TEMP_LDFLAGS=
+#foreach( $dependency in $dependencies )
+while true
+do
+    #if( $dependency.platform )
+    if notisplatform "${dependency.platform}"; then
+        break
+    fi
+    #end
+    #foreach( $np in $dependency.notList )
+    if isplatform "${np}"; then
+        break
+    fi
+    #end
+    while true
+    do
+        #foreach( $lang in $dependency.lang )
+        if [ -z "$lang_${lang}" ] ; then
+            ERROR=1
+            break
+        fi
+        #end
+        #if( $dependency.pkgconfig.size() > 0 )
+        if [ -z "$PKG_CONFIG" ]; then
+            ERROR=1
+            break
+        fi
+        #end
+        #foreach( $pkg in $dependency.pkgconfig )
+        printf "checking for pkg-config package $pkg.name... "
+        if test_pkg_config "$pkg.name" "$pkg.atleast" "$pkg.exact" "$pkg.max" ; then
+            echo yes
+            TEMP_CFLAGS="$TEMP_CFLAGS `"$PKG_CONFIG" --cflags $pkg.name`"
+            TEMP_LDFLAGS="$TEMP_LDFLAGS `"$PKG_CONFIG" --libs $pkg.name`"
+        else
+            echo no
+            ERROR=1
+            break
+        fi
+        #end
+
+        #foreach( $flags in $dependency.flags )
+        #if( $flags.exec )
+        $flags.value > /dev/null
+        if tmp_flags=`$flags.value` ; then
+            TEMP_$flags.varName="$TEMP_$flags.varName $tmp_flags"
+        else
+            ERROR=1
+            break
+        fi
+        #else
+        TEMP_$flags.varName="$TEMP_$flags.varName $flags.value"
+        #end
+        #end
+        #if ( $dependency.make.length() > 0 )
+        cat >> "$TEMP_DIR/make.mk" << __EOF__
+$dependency.make
+__EOF__
+        #end
+        break
+    done
+    break
+done
+#end
+
+# add general dependency flags to flags.mk
+echo "# general flags" >> "$TEMP_DIR/flags.mk"
+if [ -n "${TEMP_CFLAGS}" -a -n "$lang_c" ]; then
+    echo "CFLAGS += $TEMP_CFLAGS" >> "$TEMP_DIR/flags.mk"
+fi
+if [ -n "${TEMP_CXXFLAGS}" -a -n "$lang_cpp" ]; then
+    echo "CXXFLAGS += $TEMP_CXXFLAGS" >> "$TEMP_DIR/flags.mk"
+fi
+if [ -n "${TEMP_LDFLAGS}" ]; then
+    echo "LDFLAGS += $TEMP_LDFLAGS" >> "$TEMP_DIR/flags.mk"
+fi
+#end
+
+#
+# OPTION VALUES
+#
+#foreach( $opt in $options )
+#foreach( $val in $opt.values )
+${val.func}()
+{
+    VERR=0
+    #foreach( $dep in $val.dependencies )
+    if dependency_error_$dep ; then
+        VERR=1
+    fi
+    #end
+    if [ $VERR -ne 0 ]; then
+        return 1
+    fi
+    #foreach( $def in $val.defines )
+        TEMP_CFLAGS="$TEMP_CFLAGS ${def.toFlags()}"
+        TEMP_CXXFLAGS="$TEMP_CXXFLAGS ${def.toFlags()}"
+    #end
+    #if( $val.hasMake() )
+    cat >> "$TEMP_DIR/make.mk" << __EOF__
+$val.make
+__EOF__
+    #end
+    return 0
+}
+#end
+#end
+
+#
+# TARGETS
+#
+
+#foreach( $target in $targets )
+echo >> "$TEMP_DIR/flags.mk"
+#if ( $target.name )
+echo "configuring target: $target.name"
+echo "# flags for target $target.name" >> "$TEMP_DIR/flags.mk"
+#else
+echo "configuring global target"
+echo "# flags for unnamed target" >> "$TEMP_DIR/flags.mk"
+#end
+TEMP_CFLAGS=
+TEMP_CXXFLAGS=
+TEMP_LDFLAGS=
+
+#foreach( $dependency in $target.dependencies )
+if dependency_error_$dependency; then
+    DEPENDENCIES_FAILED="$DEPENDENCIES_FAILED ${dependency} "
+    ERROR=1
+fi
+#end
+
+# Features
+#foreach( $feature in $target.features )
+if [ -n "${D}${feature.varName}" ]; then
+#foreach( $dependency in $feature.dependencies )
+    # check dependency
+    if dependency_error_$dependency ; then
+        # "auto" features can fail and are just disabled in this case
+        if [ "${D}${feature.varName}" = "auto" ]; then
+            DISABLE_${feature.varName}=1
+        else
+            DEPENDENCIES_FAILED="$DEPENDENCIES_FAILED ${dependency} "
+            ERROR=1
+        fi
+    fi
+#end
+    if [ -n "$DISABLE_${feature.varName}" ]; then
+        unset ${feature.varName}
+    fi
+fi
+#end
+
+#foreach( $opt in $target.options )
+# Option: --${opt.argument}
+if [ -z "${D}${opt.varName}" ]; then
+    echo "auto-detecting option '${opt.argument}'"
+    SAVED_ERROR="$ERROR"
+    SAVED_DEPENDENCIES_FAILED="$DEPENDENCIES_FAILED"
+    ERROR=1
+    while true
+    do
+        #foreach( $optdef in $opt.defaults )
+        #if( $optdef.platform )
+        if isplatform "$optdef.platform"; then
+        #end
+        if $optdef.func ; then
+            echo "  ${opt.argument}: ${optdef.valueName}" >> "$TEMP_DIR/options"
+            ERROR=0
+            break
+        fi
+        #if( $optdef.platform )
+        fi
+        #end
+        #end
+        break
+    done
+    if [ $ERROR -ne 0 ]; then
+        SAVED_ERROR=1
+        SAVED_DEPENDENCIES_FAILED="option '${opt.argument}' $SAVED_DEPENDENCIES_FAILED"
+    fi
+    ERROR="$SAVED_ERROR"
+    DEPENDENCIES_FAILED="$SAVED_DEPENDENCIES_FAILED"
+else
+    echo "checking option ${opt.argument} = ${D}${opt.varName}"
+    if false; then
+        false
+    #foreach( $optval in $opt.values )
+    elif [ "${D}${opt.varName}" = "${optval.value}" ]; then
+        echo "  ${opt.argument}: ${D}${opt.varName}" >> $TEMP_DIR/options
+        if $optval.func ; then
+            :
+        else
+            ERROR=1
+            DEPENDENCIES_FAILED="option '${opt.argument}' $DEPENDENCIES_FAILED"
+        fi
+    #end
+    fi
+fi
+#end
+
+if [ -n "${TEMP_CFLAGS}" -a -n "$lang_c" ]; then
+    echo "${target.cFlags}  += $TEMP_CFLAGS" >> "$TEMP_DIR/flags.mk"
+fi
+if [ -n "${TEMP_CXXFLAGS}" -a -n "$lang_cpp" ]; then
+    echo "${target.cxxFlags}  += $TEMP_CXXFLAGS" >> "$TEMP_DIR/flags.mk"
+fi
+if [ "$BUILD_TYPE" = "debug" ]; then
+    if [ -n "$lang_c" ]; then
+        echo '${target.cFlags} += ${DEBUG_CC_FLAGS}' >> "$TEMP_DIR/flags.mk"
+    fi
+    if [ -n "$lang_cpp" ]; then
+        echo '${target.cxxFlags} += ${DEBUG_CXX_FLAGS}' >> "$TEMP_DIR/flags.mk"
+    fi
+fi
+if [ "$BUILD_TYPE" = "release" ]; then
+    if [ -n "$lang_c" ]; then
+        echo '${target.cFlags} += ${RELEASE_CC_FLAGS}' >> "$TEMP_DIR/flags.mk"
+    fi
+    if [ -n "$lang_cpp" ]; then
+        echo '${target.cxxFlags} += ${RELEASE_CXX_FLAGS}' >> "$TEMP_DIR/flags.mk"
+    fi
+fi
+if [ -n "${TEMP_LDFLAGS}" ]; then
+    echo "${target.ldFlags} += $TEMP_LDFLAGS" >> "$TEMP_DIR/flags.mk"
+fi
+
+#end
+
+# 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"
+#if ( $options.size() > 0 )
+echo "Options:"
+cat "$TEMP_DIR/options"
+#end
+#if ( $features.size() > 0 )
+echo "Features:"
+#foreach( $feature in $features )
+if [ -n "${D}${feature.varName}" ]; then
+echo "  $feature.name: on"
+else
+echo "  $feature.name: off"
+fi
+#end
+#end
+echo
+
+# generate the config.mk file
+cat > "$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"
+
+