abuild: fix man pages compression

fix handling of hardlinks and symlinks.
also compress n man pages and localized man pages

abuild.in

@@ -1438,9 +1438,30 @@ default_doc() {
 	done
 
 	# compress man pages
-	find "$subpkgdir"/usr/share/man/*[1-9] \
+	local previnode= prevname=  mandir="$subpkgdir"/usr/share/man
-		-type f \! -name \*.gz \! -name \*.bz2 2>/dev/null |
+	[ -d "$mandir" ] && find "$subpkgdir"/usr/share/man \
-		xargs -r gzip -9
+		-type f \( -name \*.[0-9n] -o -name \*.[0-9][a-z]* \) \
+		-exec stat -c "%i %n" {} \; | sort -n \
+		| while read inode name; do
+
+		if [ "$inode" = "$previnode" ]; then
+			# update hard link
+			rm "$name"
+			ln "$prevname".gz "$name".gz
+		else
+			gzip -9 "$name"
+		fi
+
+		previnode="$inode"
+		prevname="$name"
+	done
+	[ -d "$mandir" ] && find "$subpkgdir"/usr/share/man \
+		-type l \( -name \*.[0-9n] -o -name \*.[0-9][a-z]* \) \
+		| while read symlink; do
+
+		ln -s $(readlink $symlink).gz "$symlink".gz
+		rm "$symlink"
+	done
 
 	rm -f "$subpkgdir/usr/share/info/dir"