From 249c1310f7c55dd65735735c5c2984d7d0867e85 Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Mon, 27 Aug 2012 09:35:59 -0400
Subject: [PATCH] Add a configure script to implement GNOME Build API

See http://people.gnome.org/~walters/docs/build-api.txt

This also required modifying the install rule to honor DESTDIR.

Signed-off-by: Adam Jackson <ajax@redhat.com>
---
 Makefile  | 20 +++++-------------
 configure | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+), 15 deletions(-)
 create mode 100644 configure

diff --git a/Makefile b/Makefile
index f661cd5..c8b203b 100644
--- a/Makefile
+++ b/Makefile
@@ -3,17 +3,7 @@ VERSION=$(shell awk '/Version:/ { print $$2 }' hwdata.spec)
 RELEASE=$(shell rpm -q --define 'dist %{nil}' --specfile --qf "%{release}" hwdata.spec)
 SOURCEDIR := $(shell pwd)
 
-prefix=$(DESTDIR)/usr
-sysconfdir=$(DESTDIR)/etc
-bindir=$(prefix)/bin
-sbindir=$(prefix)/sbin
-datadir=$(prefix)/share
-mandir=$(datadir)/man
-includedir=$(prefix)/include
-libdir=$(prefix)/lib
-
-CC=gcc
-CFLAGS=$(RPM_OPT_FLAGS) -g
+include Makefile.inc
 
 CVSROOT = $(shell cat CVS/Root 2>/dev/null || :)
 
@@ -26,12 +16,12 @@ FILES = pci.ids usb.ids oui.txt pnp.ids
 all: 
 
 install:
-	mkdir -p -m 755 $(datadir)/$(NAME)
+	mkdir -p -m 755 $(DESTDIR)$(datadir)/$(NAME)
 	for foo in $(FILES) ; do \
-		install -m 644 $$foo $(datadir)/$(NAME) ;\
+		install -m 644 $$foo $(DESTDIR)$(datadir)/$(NAME) ;\
 	done
-	mkdir -p -m 755 $(sysconfdir)/modprobe.d
-	install -m 644 blacklist.conf $(sysconfdir)/modprobe.d
+	mkdir -p -m 755 $(DESTDIR)$(sysconfdir)/modprobe.d
+	install -m 644 blacklist.conf $(DESTDIR)$(sysconfdir)/modprobe.d
 
 commit:
 	git commit -a ||:
diff --git a/configure b/configure
new file mode 100644
index 0000000..5f87c77
--- /dev/null
+++ b/configure
@@ -0,0 +1,63 @@
+#!/bin/bash
+# -*- mode: sh -*-
+# Minimal configure script which writes out a Makefile.inc
+# Copyright 2010, 2011 Colin Walters <walters@verbum.org>
+# Licensed under the new-BSD license (http://www.opensource.org/licenses/bsd-license.php)
+
+prefix=/usr
+
+# Little helper function for reading args from the commandline.
+# it automatically handles -a b and -a=b variants, and returns 1 if
+# we need to shift $3.
+read_arg() {
+    # $1 = arg name
+    # $2 = arg value
+    # $3 = arg parameter
+    local rematch='^[^=]*=(.*)$'
+    if [[ $2 =~ $rematch ]]; then
+        read "$1" <<< "${BASH_REMATCH[1]}"
+    else
+        read "$1" <<< "$3"
+        # There is no way to shift our callers args, so
+        # return 1 to indicate they should do it instead.
+        return 1
+    fi
+}
+
+while (($# > 0)); do
+    case "${1%%=*}" in
+      	--prefix) read_arg prefix "$@" || shift;;
+      	--bindir) read_arg bindir "$@" || shift;;
+      	--sbindir) read_arg sbindir "$@" || shift;;
+      	--libexecdir) read_arg libexecdir "$@" || shift;;
+      	--datarootdir) read_arg datarootdir "$@" || shift;;
+      	--datadir) read_arg datadir "$@" || shift;;
+      	--sysconfdir) read_arg sysconfdir "$@" || shift;;
+      	--libdir) read_arg libdir "$@" || shift;;
+      	--mandir) read_arg mandir "$@" || shift;;
+	*) echo "Ignoring unknown option '$1'";;
+    esac
+    shift
+done
+
+# Handle srcdir != builddir
+srcdir=$(dirname $0)
+if ! test -f Makefile; then
+    ln -s ${srcdir}/Makefile Makefile
+fi
+
+cat > Makefile.inc.tmp <<EOF
+srcdir = ${srcdir}
+
+prefix ?= ${prefix}
+bindir ?= ${bindir:-${prefix}/bin}
+sbindir ?= ${sbindir:-${prefix}/sbin}
+libexecdir ?= ${libexecdir:-${prefix}/libexec}
+datarootdir ?= ${datarootdir:-${prefix}/share}
+datadir ?= ${datadir:-${datarootdir}}
+sysconfdir ?= ${sysconfdir:-${prefix}/etc}
+libdir ?= ${libdir:-${prefix}/lib}
+mandir ?= ${mandir:-${prefix}/share/man}
+
+EOF
+mv Makefile.inc.tmp Makefile.inc
-- 
2.25.1