From b1355998c859cf4a1531b1035ca0ccb4a9e97409 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <daniel.friesel@uos.de>
Date: Tue, 13 Apr 2021 09:04:40 +0200
Subject: prepare for switch to config.h instead of CFLAGS defines

---
 script/conf2h.awk | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 script/conf2h.awk

(limited to 'script/conf2h.awk')

diff --git a/script/conf2h.awk b/script/conf2h.awk
new file mode 100644
index 0000000..818beea
--- /dev/null
+++ b/script/conf2h.awk
@@ -0,0 +1,35 @@
+#! /usr/bin/gawk -f
+#
+# Copyright 2021 AG Eingebettete Softwaresysteme, Universität Osnabrück
+#
+# SPDX-License-Identicier: CC0-1.0
+
+BEGIN {
+  print "// config.h generated from " ARGV[1] "\n" \
+    "#ifndef CONFIG_H\n" \
+    "#define CONFIG_H"
+}
+
+/^CONFIG_.*?_INSTANCES=/ { next }
+
+/^#/ { sub(/^#/,"//") }
+
+/^CONFIG_.*?=/ {
+  if (/=n$/) {
+    sub(/^/,"// ");
+  } else {
+    sub(/^/,"#define ")
+    if (/=y$/) {
+      sub(/=.*$/,"")
+    } else if (/=".*"$/) {
+      sub(/="/, " ")
+      sub(/"$/, "")
+    } else {
+      sub(/=/," ")
+    }
+  }
+}
+
+{ print }
+
+END { print "#endif" }
-- 
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