From 34dbf787c3fa13541abc9aadcf53c23016895382 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 10 Oct 2006 15:30:50 +0000
Subject: add support for a common shell include file, which is evaluated for
 every make shell call, simplify variable passing to the shell with shvar and
 shexport templates, use Package/<pkgname>/config for adding config.in data

git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@5014 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 include/package.mk | 38 +++++++++++++++++++++++---------------
 include/shell.sh   | 15 +++++++++++++++
 2 files changed, 38 insertions(+), 15 deletions(-)
 create mode 100644 include/shell.sh

(limited to 'include')

diff --git a/include/package.mk b/include/package.mk
index e93192413..181ea32b6 100644
--- a/include/package.mk
+++ b/include/package.mk
@@ -12,6 +12,15 @@ endif
 
 include $(INCLUDE_DIR)/prereq.mk
 
+define shvar
+V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
+endef
+
+define shexport
+$(call shvar,$(1))=$$(call $(1))
+export $(call shvar,$(1))
+endef
+
 define Build/DefaultTargets
   ifeq ($(DUMP),)
     ifeq ($(CONFIG_AUTOREBUILD),y)
@@ -98,9 +107,8 @@ define BuildDescription
 endef
 
 define BuildIPKGVariable
-  pkg_$(subst .,_,$(subst -,_,$(1)))_$(2) = $$(Package/$(1)/$(2))
-  export pkg_$(subst .,_,$(subst -,_,$(1))_$(2))
-  $(1)_COMMANDS += if [ -n "$$$$$$$$pkg_$(subst .,_,$(subst -,_,$(1)))_$(2)" ]; then echo "$$$$$$$$pkg_$(subst .,_,$(subst -,_,$(1)))_$(2)" > $(2); fi;
+  $(call shexport,Package/$(1)/$(2))
+  $(1)_COMMANDS += var2file "$(call shvar,Package/$(1)/$(2))" $(2);
 endef
 
 define BuildPackage
@@ -168,22 +176,22 @@ define BuildPackage
 	echo "Build-Depends: $(PKG_BUILDDEP)"; \
 	echo "Category: $(CATEGORY)"; \
 	echo "Title: $(TITLE)"; \
-	echo "Description: $(DESCRIPTION)" | sed -e 's,\\,\n,g';
+	echo "Description: $(DESCRIPTION)" | sed -e 's,\\,\n,g'; \
 	
     ifneq ($(URL),)
       DUMPINFO += \
-	echo; \
-	echo "$(URL)";
-    endif
-
-    DUMPINFO += \
-	echo "@@";
-
-    ifneq ($(CONFIG),)
-      DUMPINFO += \
-	echo "Config: $(CONFIG)" | sed -e 's,\\,\n,g'; \
-	echo "@@";
+		echo; \
+		echo "$(URL)";
     endif
+	
+	DUMPINFO += \
+		echo "@@";
+
+	$(call shexport,Package/$(1)/config)
+	DUMPINFO += \
+		if isset $(call shvar,Package/$(1)/config); then echo "Config: "; getvar $(call shvar,Package/$(1)/config); fi; \
+		echo "@@";
+  
   endif
 
   $(eval $(call BuildIPKGVariable,$(1),conffiles))
diff --git a/include/shell.sh b/include/shell.sh
new file mode 100644
index 000000000..6ee0cf603
--- /dev/null
+++ b/include/shell.sh
@@ -0,0 +1,15 @@
+getvar() {
+	eval "echo \"\${$1}\""
+}
+
+var2file() {
+	local var
+	eval "var=\"\${$1}\""
+	if [ -n "$var" ]; then echo "$var" > "$2"; fi
+}
+
+isset() {
+	local var
+	eval "var=\"\${$1}\""
+	[ -n "$var" ]
+}
-- 
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