From 035b37c2d239d6f28a6834395c2f2a9a5c721b01 Mon Sep 17 00:00:00 2001
From: Stephan Schulz <stephan.schulz-x2q@rub.de>
Date: Fri, 22 Jan 2021 16:02:04 +0100
Subject: [PATCH] add preprocess tool to apply definitions (and includes)

---
 misc/preprocess.sh | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100755 misc/preprocess.sh

diff --git a/misc/preprocess.sh b/misc/preprocess.sh
new file mode 100755
index 0000000..1a6c4ce
--- /dev/null
+++ b/misc/preprocess.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+
+# Usage:
+# $1: path to include directory
+# $2..: additional flags to gcc
+
+# Either run this script in the include directory, or pass the include
+# directory as an additional argument ($1).
+
+set -euo pipefail
+
+#set -x
+
+HEADERS="ALL_CustomExceptions.hpp
+ALL_Defines.h
+ALL_ForceBased.hpp
+ALL_Functions.hpp
+ALL_Histogram.hpp
+ALL.hpp
+ALL_LB.hpp
+ALL_Point.hpp
+ALL_Staggered.hpp
+ALL_Tensor.hpp
+ALL_Voronoi.hpp"
+
+PROCESSED_DIR=`mktemp -d`
+
+CWD="$1"
+shift
+
+
+for f in $HEADERS
+do
+	cat $f | sed -e 's!#\s*include\s*<!// PPIGNORE <!' > "$PROCESSED_DIR/$f"
+done
+
+cd "$PROCESSED_DIR"
+
+gcc -E -fdirectives-only "$@" -o ALL.ii ALL.hpp
+
+cat ALL.ii | sed -e 's!// PPIGNORE <!#include <!' > "$CWD/ALL_pp.hpp"
+
+rm -rf $PROCESSED_DIR
-- 
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