Include directives in default configs

Allow default configs to be split into several files.

Signed-off-by: Paul Brook <paul@codesourcery.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/make_device_config.sh b/make_device_config.sh
new file mode 100644
index 0000000000..59f267b5ef
--- /dev/null
+++ b/make_device_config.sh
@@ -0,0 +1,27 @@
+#! /bin/sh
+# Construct a target device config file from a default, pulling in any
+# files from include directives.
+
+dest=$1.tmp
+dep=$1.d
+src=$2
+src_dir=`dirname $src`
+all_includes=
+
+process_includes () {
+  cat $1 | grep '^include' | \
+  while read include file ; do
+    all_includes="$all_includes $src_dir/$file"
+    process_includes $src_dir/$file
+  done
+}
+
+f=$src
+while [ -n "$f" ] ; do
+  f=`awk '/^include / {print "'$src_dir'/" $2}' $f`
+  all_includes="$all_includes $f"
+done
+process_includes $src > $dest
+
+cat $src $all_includes | grep -v '^include' > $dest
+echo "$1: $all_includes" > $dep