git mv src/mandir src/instool

1 files changed, 55 insertions, 0 deletions

diff --git a/src/instool b/src/instool
new file mode 100755
index 0000000..0b5060a
--- /dev/null
+++ b/src/instool
@@ -0,0 +1,55 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  mandir (install|uninstall) DESTDIR MANPAGES...
+	EOF
+}
+
+
+ACTION="${1:-}"
+DESTDIR="${2:-}"
+eval "$(assert-arg -- "$ACTION"  'ACTION')"
+eval "$(assert-arg -- "$DESTDIR" 'DESTDIR')"
+shift
+shift
+
+
+ldirnames() {
+	find "$@" | xargs -I% basename % |
+		sed 's|^\(.*\)\.\([a-z][a-z]\)\.\(.*\)$|\2/man\3|'
+}
+
+dirnames() {
+	ldirnames "$@" |                sort | uniq
+	ldirnames "$@" | cut -d/ -f2- | sort | uniq
+}
+
+if [ "$ACTION" = 'install' ]; then
+	dirnames "$@" | xargs -I% mkdir -p "$DESTDIR"/%
+fi
+
+for f in "$@"; do
+	lang="$(   printf '%s\n' "$f" | cut -d. -f2)"
+	section="$(printf '%s\n' "$f" | cut -d. -f3-)"
+	name="$(basename "${f%."$lang"."$section"}")"
+	nameext="$name.$section"
+	case "$ACTION" in
+		(install)
+			cp "$f" "$DESTDIR/$lang/man${section}/$nameext"
+			ln -fs "../en/man${section}/$nameext" \
+				"$DESTDIR/man${section}/$nameext"
+			;;
+		(uninstall)
+			rm -f \
+				"$DESTDIR/$lang/man${section}/$nameext" \
+				"$DESTDIR/man${section}/$nameext"
+			;;
+		(*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done