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forked from aniani/gmnisrv
gmnisrv/config.sh
2020-10-28 12:38:32 -04:00

205 lines
3.5 KiB
Bash

outdir=${OUTDIR:-.build}
srcdir=${SRCDIR:-$(dirname "$0")}
AR=${AR:-ar}
AS=${AS:-as}
CC=${CC:-cc}
CFLAGS=${CFLAGS:-}
LD=${LD:-ld}
SCDOC=${SCDOC:-scdoc}
for arg
do
case "$arg" in
--bindir=*)
BINDIR=${arg#*=}
;;
--libdir=*)
LIBDIR=${arg#*=}
;;
--mandir=*)
MANDIR=${arg#*=}
;;
--prefix=*)
PREFIX=${arg#*=}
if [ "$PREFIX" = "/usr" ]
then
SYSCONFDIR=/etc
fi
;;
--sharedir=*)
SHAREDIR=${arg#*=}
;;
--sysconfdir=*)
SYSCONFDIR=${arg#*=}
;;
--with-mimedb=*)
MIMEDB=${arg#*=}
;;
esac
done
subdir() {
eval ". $srcdir/$1/configure"
}
genrules() {
target="$1"
shift
printf '# Begin generated rules for %s\n' "$target"
for file in "$@"
do
ext="${file#*.}"
file="${file%.*}"
deps=
printf '%s.o: %s.%s%s\n' "$file" "$file" "$ext" "$deps"
done
printf '%s_objects=\\\n' "$target"
n=0
for file in "$@"
do
file="${file%.*}"
n=$((n+1))
if [ $n -eq $# ]
then
printf '\t%s.o\n' "$file"
else
printf '\t%s.o \\\n' "$file"
fi
done
printf '# End generated rules for %s\n' "$target"
}
append_cflags() {
for flag
do
CFLAGS="$(printf '%s \\\n\t%s' "$CFLAGS" "$flag")"
done
}
test_cflags() {
[ ! -e "$outdir"/check.c ] && cat <<-EOF > "$outdir"/check.c
int main(void) { return 0; }
EOF
werror=""
case "$CFLAGS" in
*-Werror*)
werror="-Werror"
;;
esac
if $CC $werror "$@" -o /dev/null "$outdir"/check.c >/dev/null 2>&1
then
append_cflags "$@"
else
return 1
fi
}
find_library() {
name="$1"
pc="$2"
printf "Checking for %s... " "$name"
if ! pkg-config "$pc" 2>/dev/null
then
printf "NOT FOUND\n"
printf "Tried pkg-config %s\n" "$pc"
return 1
fi
printf "OK\n"
CFLAGS="$CFLAGS $(pkg-config --cflags "$pc")"
LIBS="$LIBS $(pkg-config --libs "$pc")"
}
docs() { true; }
run_configure() {
mkdir -p $outdir
for flag in -g -std=c11 -D_XOPEN_SOURCE=700 -Wall -Wextra -Werror -pedantic
do
printf "Checking for %s... " "$flag"
if test_cflags "$flag"
then
echo yes
else
echo no
fi
done
find_library OpenSSL libssl
find_library OpenSSL libcrypto
printf "Checking for scdoc... "
if scdoc -v >/dev/null 2>&1
then
echo yes
all="$all docs"
else
echo no
fi
printf "Creating $outdir/config.mk... "
cat <<-EOF > "$outdir"/config.mk
CC=$CC
SCDOC=$SCDOC
LIBS=$LIBS
PREFIX=${PREFIX:-/usr/local}
OUTDIR=${outdir}
SRCDIR=${srcdir}
BINDIR?=${BINDIR:-\$(PREFIX)/bin}
SHAREDIR?=${SHAREDIR:-\$(PREFIX)/share}
SYSCONFDIR?=${SYSCONFDIR:-\$(PREFIX)/etc}
LIBDIR?=${LIBDIR:-\$(PREFIX)/lib}
MANDIR?=${MANDIR:-\$(PREFIX)/share/man}
VARLIBDIR?=${MANDIR:-\$(PREFIX)/var/lib}
MIMEDB?=${MIMEDB:-${SYSCONFDIR:-/etc}/mime.types}
CACHE=\$(OUTDIR)/cache
CFLAGS=${CFLAGS}
CFLAGS+=-Iinclude -I\$(OUTDIR)
CFLAGS+=-DPREFIX='"\$(PREFIX)"'
CFLAGS+=-DLIBDIR='"\$(LIBDIR)"'
CFLAGS+=-DVARLIBDIR='"\$(VARLIBDIR)"'
CFLAGS+=-DSYSCONFDIR='"\$(SYSCONFDIR)"'
CFLAGS+=-DMIMEDB='"\$(MIMEDB)"'
all: ${all}
EOF
for target in $all
do
$target >>"$outdir"/config.mk
done
echo done
touch $outdir/cppcache
if [ "$srcdir" = "." ]
then
return
fi
populate() (
path="$1"
mkdir -p "${path#$srcdir/}"
fullpath() ( cd "$1" && pwd )
for orig in "$path"/*
do
link="${orig#$srcdir/}"
if [ -d "$orig" ]
then
mkdir -p $link
populate "$orig"
elif [ -f "$orig" ]
then
ln -sf "$(fullpath "$path")"/"$(basename "$orig")" "$link"
fi
done
)
printf "Populating build dir... "
populate "$srcdir/include"
populate "$srcdir/src"
populate "$srcdir/doc"
ln -sf "$srcdir"/Makefile ./
echo done
}