maxima: Adapt for cross build

packages/maxima/build.sh

@@ -2,9 +2,81 @@ TERMUX_PKG_HOMEPAGE="https://maxima.sourceforge.io/"
 TERMUX_PKG_DESCRIPTION="A Computer Algebra System"
 TERMUX_PKG_LICENSE="GPL-2.0"
 TERMUX_PKG_MAINTAINER="Marlin Sööse <marlin.soose@laro.se>"
-TERMUX_PKG_VERSION="5.45.1"
-TERMUX_PKG_SRCURL="https://downloads.sourceforge.net/sourceforge/maxima/Maxima-source/$TERMUX_PKG_VERSION-source/maxima-$TERMUX_PKG_VERSION.tar.gz"
-TERMUX_PKG_SHA256="fe9016276970bef214a1a244348558644514d7fdfaa4fc8b9d0e87afcbb4e7dc"
+TERMUX_PKG_VERSION=()
+TERMUX_PKG_VERSION+=(5.45.1)
+TERMUX_PKG_VERSION+=(21.2.1) # ECL version
+TERMUX_PKG_SRCURL=(https://downloads.sourceforge.net/sourceforge/maxima/Maxima-source/$TERMUX_PKG_VERSION-source/maxima-$TERMUX_PKG_VERSION.tar.gz
+                   https://common-lisp.net/project/ecl/static/files/release/ecl-${TERMUX_PKG_VERSION[1]}.tgz)
+TERMUX_PKG_SHA256=(fe9016276970bef214a1a244348558644514d7fdfaa4fc8b9d0e87afcbb4e7dc
+                   b15a75dcf84b8f62e68720ccab1393f9611c078fcd3afdd639a1086cad010900)
 TERMUX_PKG_DEPENDS="ecl"
 TERMUX_PKG_BUILD_IN_SRC="true"
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--enable-ecl"
+TERMUX_PKG_HOSTBUILD=true
+
+termux_step_post_get_source() {
+	mv ecl-${TERMUX_PKG_VERSION[1]} ecl
+}
+
+termux_step_host_build() {
+	_PREFIX_FOR_BUILD=$TERMUX_PKG_HOSTBUILD_DIR/prefix
+	mkdir -p $_PREFIX_FOR_BUILD
+
+	mkdir ecl
+	pushd ecl
+	local ecl_srcdir=$TERMUX_PKG_SRCDIR/ecl/src
+	autoreconf -fi $ecl_srcdir/gmp
+	$ecl_srcdir/configure ABI=${TERMUX_ARCH_BITS} \
+		CFLAGS=-m${TERMUX_ARCH_BITS} LDFLAGS=-m${TERMUX_ARCH_BITS} \
+		--prefix=$_PREFIX_FOR_BUILD --srcdir=$ecl_srcdir --disable-c99complex
+	make -j $TERMUX_MAKE_PROCESSES
+	make install
+	popd
+
+	PATH=$_PREFIX_FOR_BUILD/bin:$PATH
+
+	mkdir maxima
+	pushd maxima
+	find $TERMUX_PKG_SRCDIR -mindepth 1 -maxdepth 1 ! -name ecl -exec cp -a \{\} ./ \;
+	./configure --prefix=$_PREFIX_FOR_BUILD $TERMUX_PKG_EXTRA_CONFIGURE_ARGS
+	make -j $TERMUX_MAKE_PROCESSES
+	popd
+}
+
+termux_step_pre_configure() {
+	_NEED_DUMMY_LIBPTHREAD_A=
+	_LIBPTHREAD_A=$TERMUX_PREFIX/lib/libpthread.a
+	if [ ! -e $_LIBPTHREAD_A ]; then
+		_NEED_DUMMY_LIBPTHREAD_A=true
+		echo '!<arch>' > $_LIBPTHREAD_A
+	fi
+}
+
+termux_step_make() {
+	cat > $_PREFIX_FOR_BUILD/bin/gcc <<-EOF
+		#!/bin/sh
+		exec \$CC \$CFLAGS \$CPPFLAGS \$LDFLAGS "\$@" -Wno-unused-command-line-argument
+	EOF
+	chmod 0700 $_PREFIX_FOR_BUILD/bin/gcc
+	local loop_max=1000
+	local f
+	local i=0
+	while [ ! -e src/binary-ecl/maxima ]; do
+		make -C src
+		for f in $(find src/binary-ecl -type f -name '*.fas'); do
+			cp $TERMUX_PKG_HOSTBUILD_DIR/maxima/$f $f
+		done
+		i=$(( $i + 1 ))
+		if [ $i -gt $loop_max ]; then
+			return 1
+		fi
+	done
+	make
+	rm -f $_PREFIX_FOR_BUILD/bin/gcc
+}
+
+termux_step_post_make_install() {
+	if [ $_NEED_DUMMY_LIBPTHREAD_A ]; then
+		rm -f $_LIBPTHREAD_A
+	fi
+}

packages/maxima/ecl-src-gmp-acinclude.m4.patch.beforehostbuild

@@ -0,0 +1,11 @@
+--- a/ecl/src/gmp/acinclude.m4
++++ b/ecl/src/gmp/acinclude.m4
+@@ -594,7 +594,7 @@
+ 
+ #ifdef __GNUC__
+ typedef unsigned long long t1;typedef t1*t2;
+-__inline__ t1 e(t2 rp,t2 up,int n,t1 v0)
++static __inline__ t1 e(t2 rp,t2 up,int n,t1 v0)
+ {t1 c,x,r;int i;if(v0){c=1;for(i=1;i<n;i++){x=up[i];r=x+1;rp[i]=r;}}return c;}
+ f(){static const struct{t1 n;t1 src[9];t1 want[9];}d[]={{1,{0},{1}},};t1 got[9];int i;
+ for(i=0;i<1;i++){if(e(got,got,9,d[i].n)==0)h();g(i,d[i].src,d[i].n,got,d[i].want,9);if(d[i].n)h();}}