build-system-ish thing works at the meta-package level

1 files changed, 91 insertions, 0 deletions

diff --git a/configure b/configure
new file mode 100755
index 0000000..87fe228
--- /dev/null
+++ b/configure
@@ -0,0 +1,91 @@
+#!/usr/bin/env bash
+name='configure' # Luke's configureation script
+#version='1.0'
+#  Copyright (C) 2009 Luke Shumaker
+#  
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License as
+#  published by the Free Software Foundation; either version 2 of the
+#  License, or (at your option) any later version.
+#  
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+#  General Public License for more details.
+#  
+#  You should have received a copy of the GNU General Public License
+#  along with this program;  see the file COPYING.
+#  If not, see <http://www.gnu.org/licenses>.
+
+     _prefix='/usr/local'
+_exec_prefix='$(prefix)'
+     _bindir='$(exec_prefix)/bin'
+    _sbindir='$(exec_prefix)/sbin'
+ _libexecdir='$(exec_prefix)/libexec'
+     _srcdir=$(readlink -f `dirname "$0"`)
+vars='prefix exec_prefix bindir sbindir libexecdir srcdir'
+if [ -f "$_srcdir/config" ]; then . "$_srcdir/config"; fi
+
+error() {
+	echo "$name: $1" >> /dev/stderr
+	exit 1
+}
+
+args=`getopt -n "$name" -o "${sopt}" -l "${lopt}${vars}" -- "$@"`
+if [ $? == 0 ]; then
+	set -- $args
+	while [ $# -gt 0 ]; do case "$1" in
+		--) break;;
+		--*)
+			var0="${1/--/}"
+			match='false'
+			for var1 in $vars; do
+				if [ "$var0" == "$var1" ]; then
+					match='true'
+					break;
+				fi
+			done
+			if [ "$match" == 'true' ]; then
+				val="$2"
+				eval _$var0=$val
+			else
+				error "option \`$1' not recognized";
+			fi
+			:;;
+		*) error "option \`$1' not recognized";;
+	esac
+	shift
+	done
+else
+	error 'unable to parse command line arguments'
+fi
+
+echo '#!/bin/sed -f' > var.sed
+for var in $vars; do
+	var1="_$var"
+	val=${!var1}
+	
+	# GNU bash optimized version
+		var=${var//':'/'\:'} 
+		val=${val//':'/'\:'}
+	# POSIX version
+		#var=`echo "$var" | sed 's@:@\\:@g'`
+		#val=`echo "$val" | sed 's@:@\\:@g'`
+	
+	echo "s:@$var@:$val:g" >> var.sed
+done
+
+echo "11 a# DO NOT edit this file, it has been generated by configure, and will
+11 a# be overwritten. Instead, edit the file \`Makefile.in'" >> var.sed
+
+Makefiles=`find "${_srcdir}/" -regextype posix-extended \
+-regex '(.*/)?Makefile\.in' -type f`
+
+for orig in $Makefiles; do
+	new=${orig/%.in/}
+	new=${new/#$_srcdir\//}
+	mkdir -p `dirname "$new"`
+	sed -f var.sed < "${orig}" > "${new}"
+done
+rm var.sed
+