libremakepkg: add a librechroot_flags variable, split chrootbuild up

We split chrootbuild so that the initialization bit runs before
hook_pre_build.

1 files changed, 19 insertions, 13 deletions

diff --git a/src/chroot-tools/libremakepkg b/src/chroot-tools/libremakepkg
index 45f57ea..5494202 100755
--- a/src/chroot-tools/libremakepkg
+++ b/src/chroot-tools/libremakepkg
@@ -33,6 +33,7 @@ NONET=true # can be changed with the -N flag
 # {SRC,LOG,PKG}DEST set at runtime by makepkg.conf
 # MAKEFLAGS, PACKAGER set at runtime by makepkg.conf
 # LIBREUSER, LIBREHOME are set by conf.sh
+librechroot_flags=()
 
 # Hooks ########################################################################
 
@@ -89,23 +90,21 @@ add_to_local_repo() {
 
 build() (
 	local copydir=$1; shift
-	local cmd=(/chrootbuild "$@")
-
-	run_hook pre_build "$copydir"
-	trap "run_hook post_build '$copydir'" EXIT
 
 	local netflag=''
+	local run=()
 	if $INCHROOT; then
-		! $NONET || netflag='-n'
-		unshare $netflag -- "${cmd[@]}"
-	else
 		! $NONET || netflag='-N'
-		librechroot $netflag \
-			-r "$PWD:/startdir_host" \
-			-r "$SRCDEST:/srcdest_host" \
-			-l "$copydir" \
-			run "${cmd[@]}"
+		run=(unshare)
+	else
+		! $NONET || netflag='-n'
+		run=(librechroot "${librechroot_flags[@]}" run)
 	fi
+
+	"${run[@]}" /chrootprepare "$@"
+	run_hook pre_build "$copydir"
+	trap "run_hook post_build '$copydir'" EXIT
+	"${run[@]}" /chrootbuild "$@"
 )
 
 # The main program #############################################################
@@ -211,6 +210,13 @@ main() {
 	MAKEFLAGS="$(get_conf_makepkg MAKEFLAGS '')"
 	PACKAGER="$(get_conf_makepkg PACKAGER '')"
 
+	librechroot_flags=(
+		-r "$PWD:/startdir_host"
+		-r "$SRCDEST:/srcdest_host"
+		-n "$CHROOT"
+		-l "$copy"
+	)
+
 	# OK, we are starting now ##############################################
 
 	if $INCHROOT; then
@@ -221,7 +227,7 @@ main() {
 		lock 9 "$copydir.lock" \
 			"Waiting for existing lock on chroot copy to be released: [%s]" "$copy"
 		# Create the chroot if it does not exist
-		librechroot -n "$CHROOT" -l "$copy" make
+		librechroot "${librechroot_flags[@]}" make
 	fi
 
 	# Set target CARCH