1 files changed, 100 insertions, 0 deletions
diff --git a/autogen.sh b/autogen.sh
new file mode 100755
index 00000000..80442c5b
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,100 @@
+#!/bin/sh
+
+#
+# Helps generate autoconf stuff, when code is checked out from SCM.
+#
+# Copyright (C) 2006-2014 - Karel Zak <kzak@redhat.com>
+#
+
+srcdir=`dirname $0`
+test -z "$srcdir" && srcdir=.
+
+THEDIR=`pwd`
+cd $srcdir
+DIE=0
+
+test -f btrfs.c || {
+	echo
+	echo "You must run this script in the top-level btrfs-progs directory"
+	echo
+	DIE=1
+}
+
+(autoconf --version) < /dev/null > /dev/null 2>&1 || {
+	echo
+	echo "You must have autoconf installed to generate btrfs-progs build system."
+	echo
+	DIE=1
+}
+(autoheader --version) < /dev/null > /dev/null 2>&1 || {
+	echo
+	echo "You must have autoheader installed to generate btrfs-progs build system."
+	echo "The autoheader command is part of the GNU autoconf package."
+	echo
+	DIE=1
+}
+
+(automake --version) < /dev/null > /dev/null 2>&1 || {
+	echo
+	echo "You must have automake installed to generate btrfs-progs build system."
+	echo
+	DIE=1
+}
+
+(pkg-config --version) < /dev/null > /dev/null 2>&1 || {
+	echo
+	echo "You must have pkg-config installed to use btrfs-progs build system."
+	echo "The pkg-config utility was not found in the standard location, set"
+	echo "the PKG_CONFIG/PKG_CONFIG_PATH/PKG_CONFIG_LIBDIR variables at the"
+	echo "configure time."
+	echo
+}
+
+if test "$DIE" -eq 1; then
+	exit 1
+fi
+
+echo
+echo "Generate build-system by:"
+echo "   aclocal:    $(aclocal --version | head -1)"
+echo "   autoconf:   $(autoconf --version | head -1)"
+echo "   autoheader: $(autoheader --version | head -1)"
+echo "   automake:   $(automake --version | head -1)"
+
+chmod +x version.sh
+rm -rf autom4te.cache
+
+aclocal -I m4 $AL_OPTS &&
+autoconf -I m4 $AC_OPTS &&
+autoheader -I m4 $AH_OPTS ||
+exit 1
+
+# it's better to use helper files from automake installation than
+# maintain copies in git tree
+find_autofile() {
+	if [ -f "$1" ]; then
+		return
+	fi
+	for HELPER_DIR in $(automake --print-libdir 2>/dev/null) \
+			/usr/share/libtool \
+			/usr/share/automake-* ; do
+		f="$HELPER_DIR/$1"
+		if [ -f "$f" ]; then
+			cp "$f" config/
+			return
+		fi
+	done
+	echo "Cannot find "$1" in known locations"
+	exit 1
+}
+
+mkdir -p config/
+find_autofile config.guess
+find_autofile config.sub
+find_autofile install-sh
+
+cd "$THEDIR"
+
+echo
+echo "Now type '$srcdir/configure' and 'make' to compile."
+echo