#
#    Copyright (c) 2010-2011 Nest, Inc.
#    All rights reserved.
#
#    This document is the property of Nest. It is considered
#    confidential and proprietary information.
#
#    This document may not be reproduced or transmitted in any form,
#    in whole or in part, without the express written permission of
#    Nest.
#
#    Description:
#      This file is the makefile for the H. Peter Anvin TFTP client
#      and server (tftp-hpa).
#

BuildConfigSpecialized	:= No
BuildProductSpecialized	:= No
EnableParallel  = Yes

include pre.mak

PackageName		:= tftp-hpa

PackageExtension	:= tar.bz2
PackageSeparator	:= -

PackagePatchArgs	:=

PackageArchive		:= $(PackageName).$(PackageExtension)
PackageSourceDir	:= $(PackageName)$(PackageSeparator)$(PackageVersion)

PackageBuildMakefile	= $(call GenerateBuildPaths,Makefile)

CleanPaths		+= $(PackageLicenseFile)

TcpWrappersDir		:= sw/tps/tcp_wrappers
TcpWrappersIncDir	:= $(call GenerateResultPaths,$(TcpWrappersDir),usr/include)
TcpWrappersLibDir	:= $(call GenerateResultPaths,$(TcpWrappersDir),usr/lib)

all: $(PackageDefaultGoal)

# Generate the package license contents.

$(PackageSourceDir)/tftpd/tftpd.c: source

$(PackageLicenseFile): $(PackageSourceDir)/tftpd/tftpd.c
	$(Verbose)$(SED) -n -e '/^\/\*$$/,/\*\/$$/{;p;/\*\/$$/q;}' < $< > $@

# Extract the source from the archive and apply patches, if any.

$(PackageSourceDir): $(PackageArchive) $(PackagePatchPaths)
	$(expand-and-patch-package)

# Prepare the sources.

.PHONY: source
source: | $(PackageSourceDir)

# Patch the sources, if necessary.

.PHONY: patch
patch: source

# Generate the package build makefile.
#
# Even though this package supports GNU configure, we have to clone
# the tree since it doesn't correctly support non-colocated source and
# build trees.

$(PackageBuildMakefile): | $(PackageSourceDir) $(BuildDirectory)
	$(call create-links,$(CURDIR)/$(PackageSourceDir),$(BuildDirectory))
	$(Verbose)cd $(BuildDirectory) && \
	./configure \
	CC="$(CC)" \
	CFLAGS=-I$(TcpWrappersIncDir) \
	LDFLAGS=-L$(TcpWrappersLibDir) \
	INSTALL="$(INSTALL) $(INSTALLFLAGS)" \
	--build=$(HostTuple) \
	--host=$(TargetTuple) \
	--without-readline \
	--prefix=/usr \
	--sysconfdir=/etc

# Configure the source for building.

.PHONY: configure
configure: source $(PackageBuildMakefile)

# Build the source.

.PHONY: build
build: configure
	$(Verbose)$(MAKE) $(JOBSFLAG) -C $(BuildDirectory) all

# Stage the build to a temporary installation area.

.PHONY: stage
stage: build | $(ResultDirectory)
	$(Verbose)$(MAKE) $(JOBSFLAG) -C $(BuildDirectory) INSTALLROOT=$(ResultDirectory) install

clean:
	$(Verbose)$(RM) $(RMFLAGS) -r $(PackageSourceDir)
	$(Verbose)$(RM) $(RMFLAGS) -r $(BuildDirectory)
	$(Verbose)$(RM) $(RMFLAGS) -r $(ResultDirectory)

include post.mak