oxnas: backport another fix for irqchip

[openwrt/openwrt.git] / include / prereq.mk

diff --git a/include/prereq.mk b/include/prereq.mk
index 9bc5e0dee232ba1242562866953d9ece7403c229..60f1e47c3db61d9d271ddaa3e5766e1ec757320d 100644 (file)
--- a/include/prereq.mk
+++ b/include/prereq.mk
@@ -1,4 +1,4 @@
-# 
+#
 # Copyright (C) 2006-2015 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
@@ -62,10 +62,22 @@ define RequireHeader
   define Require/$(1)
     [ -e "$(1)" ]
   endef
-  
+
   $$(eval $$(call Require,$(1),$(2)))
 endef
 
+define CleanupPython3
+  define Require/python3-cleanup
+       if [ -f "$(STAGING_DIR_HOST)/bin/python" ] && \
+               $(STAGING_DIR_HOST)/bin/python -V 2>&1 | \
+               grep -q 'Python 3'; then \
+                       rm $(STAGING_DIR_HOST)/bin/python; \
+       fi
+  endef
+
+  $$(eval $$(call Require,python3-cleanup))
+endef
+
 define QuoteHostCommand
 '$(subst ','"'"',$(strip $(1)))'
 endef
@@ -86,9 +98,12 @@ endef
 # 3+: candidates
 define SetupHostCommand
   define Require/$(1)
+       [ -f "$(STAGING_DIR_HOST)/bin/$(strip $(1))" ] && exit 0; \
        for cmd in $(call QuoteHostCommand,$(3)) $(call QuoteHostCommand,$(4)) \
                   $(call QuoteHostCommand,$(5)) $(call QuoteHostCommand,$(6)) \
-                  $(call QuoteHostCommand,$(7)) $(call QuoteHostCommand,$(8)); do \
+                  $(call QuoteHostCommand,$(7)) $(call QuoteHostCommand,$(8)) \
+                  $(call QuoteHostCommand,$(9)) $(call QuoteHostCommand,$(10)) \
+                  $(call QuoteHostCommand,$(11)) $(call QuoteHostCommand,$(12)); do \
                if [ -n "$$$$$$$$cmd" ]; then \
                        bin="$$$$$$$$(PATH="$(subst $(space),:,$(filter-out $(STAGING_DIR_HOST)/%,$(subst :,$(space),$(PATH))))" \
                                which "$$$$$$$${cmd%% *}")"; \