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From: Thomas Monjalon <thomas.monjalon@6wind.com>
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Subject: [dpdk-dev] [PATCH v2 3/3] mk: rule help
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The goal of this rule is to show which rules/options are available from a
"make" command.
Let's start by printing short doc about SDK building.

Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
---
 mk/rte.sdkdoc.mk  |    5 +++++
 mk/rte.sdkroot.mk |    3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/mk/rte.sdkdoc.mk b/mk/rte.sdkdoc.mk
index edae1e7..96eec69 100644
--- a/mk/rte.sdkdoc.mk
+++ b/mk/rte.sdkdoc.mk
@@ -38,6 +38,11 @@ $(error "Cannot use T= with doc target")
 endif
 endif
 
+.PHONY: help
+help:
+	@cat $(RTE_SDK)/doc/build-sdk-quick.txt
+	@$(MAKE) -rR showconfigs | sed 's,^,\t\t\t\t,'
+
 .PHONY: all
 all: htmlapi
 
diff --git a/mk/rte.sdkroot.mk b/mk/rte.sdkroot.mk
index 6bbbd54..905b678 100644
--- a/mk/rte.sdkroot.mk
+++ b/mk/rte.sdkroot.mk
@@ -103,8 +103,9 @@ testall testimport:
 install uninstall:
 	$(Q)$(MAKE) -f $(RTE_SDK)/mk/rte.sdkinstall.mk $@
 
-.PHONY: doc
+.PHONY: doc help
 doc: doc-all
+help: doc-help
 doc-%:
 	$(Q)$(MAKE) -f $(RTE_SDK)/mk/rte.sdkdoc.mk $*
 
-- 
1.7.10.4