From 26f2d921dc3a3d545c0bf274c4643ee3ae53a8b7 Mon Sep 17 00:00:00 2001
From: Philippe Pittoli <karchnu@karchnu.fr>
Date: Tue, 4 Jan 2022 09:53:56 +0100
Subject: [PATCH] Check for build dependencies.

---
 package.mk | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/package.mk b/package.mk
index f93ed9d..1d90c03 100644
--- a/package.mk
+++ b/package.mk
@@ -36,7 +36,12 @@ srcdir => source_directory
 ignore_build_deps ?= false
 keep_build_env ?= false
 
+# Do not try to install dependencies when there is none.
+ifeq ("$(build-dependencies)", "")
+install_build_dependencies ?=
+else
 install_build_dependencies ?= check_build_dependencies
+endif
 check_build_dependencies:
 	@echo -e "\033[1;35;47mbuild-dependencies: $(build-dependencies)\033[0m"
 	$(Q)[ "$(ignore_build_deps)" != "false" ] && echo "ignoring" || install-packages $(build-dependencies)