Check for required tools on 'make prepare'

Fixes #221.
2012-05-25 12:13:05 +02:00
parent 06fdc7b897
commit 36ae42b8ff
17 changed files with 127 additions and 5 deletions
--- a/qt4/Makefile
+++ b/qt4/Makefile
@@ -33,6 +33,14 @@ PATCHES = qt4_genode.patch \
          qt4_renderwidget.patch \
          qt4_include_time_h.patch

+#
+# Utility to check if a tool is installed
+#
+check_tool = $(if $(shell which $(1)),,$(error Need to have '$(1)' installed.))
+
+$(call check_tool,wget)
+$(call check_tool,patch)
+
 help:
 	$(ECHO)
 	$(ECHO) "Prepare the Qt4 repository"