From c24f1cb9780aa16ccab8c28a6a6b27cf2ba03092 Mon Sep 17 00:00:00 2001
From: Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi>
Date: Thu, 4 Oct 2018 16:53:59 +0300
Subject: abuild: package cross-compilers

---
 abuild.in | 37 +++++++++++++++++++++++++++----------
 1 file changed, 27 insertions(+), 10 deletions(-)

diff --git a/abuild.in b/abuild.in
index efd3d8e..8785738 100644
--- a/abuild.in
+++ b/abuild.in
@@ -13,6 +13,7 @@ datadir=@datadir@
 
 abuild_path=$(readlink -f $0)
 git=$(command -v git) || git=true
+orig_ctarget=$CTARGET
 
 if ! [ -f "$datadir/functions.sh" ]; then
 	echo "$datadir/functions.sh: not found" >&2
@@ -2388,17 +2389,33 @@ uninstalldeps() { undeps; }
 index() { update_abuildrepo_index; }
 
 all() {
-	if ! [ -n "$force" ]; then
-		if ! check_arch; then
-			echo "Package not available for the target architecture ($CARCH). Aborting."
-			return 0
-		fi
-		check_libc || return 0
-	fi
-	if up2date && [ -z "$force" ]; then
-		msg "Package is up to date"
+	local host_list=$APORTSDIR/.cross-hosts
+	local target_list=$APORTSDIR/.cross-targets
+
+	if options_has toolchain && \
+		[ -z "$orig_ctarget" -a -s "$host_list" \
+			-a -s "$target_list" ] && \
+		grep -q ^$(hostspec_to_arch $CHOST)\$ "$host_list"; then
+
+		local arch
+		for arch in $(cat "$target_list"); do
+			msg "Building for target architecture $arch"
+			CTARGET=$arch BOOTSTRAP=${BOOTSTRAP:-nobase} \
+				"$abuild_path" $install_deps $recursive_opts
+		done
 	else
-		build_abuildrepo
+		if ! [ -n "$force" ]; then
+			if ! check_arch; then
+				echo "Package not available for the target architecture ($CARCH). Aborting."
+				return 0
+			fi
+			check_libc || return 0
+		fi
+		if up2date && [ -z "$force" ]; then
+			msg "Package is up to date"
+		else
+			build_abuildrepo
+		fi
 	fi
 }
 
-- 
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