gash/configure

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#! /bin/sh
VERSION=0.1
# parse --prefix=PREFIX, mainly for GuixSD/Debian
cmdline=$(echo "$@")
PREFIX=${cmdline##*--prefix=}
PREFIX=${PREFIX% *}
PREFIX=${PREFIX% -*}
if [ -z "$PREFIX" ]; then
PREFIX=/usr/local
fi
BASH=$(command -v bash)
GUILE=${GUILE-$(command -v guile)}
GUILD=${GUILD-$(command -v guild || command -v guile-tools)}
guile_site_dir=$PREFIX/share/guile/site/$guile_effective_version
guile_site_ccache_dir=$PREFIX/lib/guile/$guile_effective_version/site-ccache
guile_effective_version=$(guile -c '(display (effective-version))')
MAKEINFO=$(command -v makeinfo)
GEESH_PREFIX=${GEESH_PREFIX-$HOME/src/geesh}
if [ -d $GEESH_PREFIX ]; then
GUILE_LOAD_PATH=$GEESH_PREFIX:$GUILE_LOAD_PATH
GUILE_LOAD_COMPILED_PATH=$GEESH_PREFIX:$GUILE_LOAD_COMPILED_PATH
if ! $GUILE -c '(use-modules (geesh parser)) (exit (defined? '"'"'read-sh-all))'; then
echo "warning: building without Geesh"
fi
fi
if [ "$srcdir" = . ]; then
top_builddir=.
else
srcdest=${srcdest}
top_builddir=$PWD
fi
abs_top_srcdir=${abs_top_srcdir-$(cd ${srcdir} && pwd)}
abs_top_builddir=$PWD
cat > .config.make <<EOF
BASH=$BASH
GUILE=$GUILE
GUILD=$GUILD
prefix=$PREFIX
bindir=$PREFIX/bin
docdir=$PREFIX/share/doc/gash
guile_effective_version=$guile_effective_version
guile_site_dir=$guile_site_dir
guile_site_ccache_dir=$guile_site_ccache_dir
MAKEINFO=$MAKEINFO
SHELL=$BASH
VERSION=$VERSION
EOF
BZIP2=$(command -v bzip2)
COMPRESS=$(command -v compress)
[ -z "$COMPRESS" ] && COMPRESS=$PWD/bin/compress
GZIP=$(command -v gzip)
XZ=$(command -v xz)
subst () {
sed \
-e s,"@srcdest@,$srcdest,"\
-e s,"@srcdir@,$srcdir,"\
-e s,"@abs_top_srcdir@,$abs_top_srcdir,"\
-e s,"@abs_top_builddir@,$abs_top_builddir,"\
-e s,"@top_builddir@,$top_builddir,"\
-e s",@BASH@,$BASH,"\
-e s",@GUILE@,$GUILE,"\
-e s,"@prefix@,$prefix,"\
-e s",@guile_site_dir@,$guile_site_dir,"\
-e s",@guile_site_ccache_dir@,$guile_site_ccache_dir,"\
-e s",@BZIP2@,$BZIP2,"\
-e s",@COMPRESS@,$COMPRESS,"\
-e s",@GZIP@,$GZIP,"\
-e s",@XZ@,$XZ,"\
-e s",@VERSION@,$VERSION,"\
-e s",@guile_site_dir@,$guile_site_dir,"\
-e s",@guile_site_ccache_dir@,$guile_site_ccache_dir,"\
-e s",@builtin@,$builtin,"\
$1 > $2
}
SHELLS="
bash
gash
sh
"
for shell in $SHELLS; do
subst ${srcdest}scripts/gash.in scripts/$shell
chmod +x scripts/$shell
done
BUILTINS="
basename
cat
chmod
compress
cp
dirname
find
grep
ls
mkdir
mv
reboot
rm
rmdir
sed
tar
touch
tr
wc
which
"
for builtin in $BUILTINS; do
subst ${srcdest}bin/builtin.in bin/$builtin
chmod +x bin/$builtin
done
subst ${srcdest}gash/config.scm.in gash/config.scm
subst ${srcdest}build-aux/pre-inst-env.in pre-inst-env
chmod +x pre-inst-env
cat <<EOF
Run:
make to build gash
make help for help on other targets
EOF