From af2756ee01fa6b1921c6bcb581817e64c30beb48 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C5=99emysl=20Eric=20Janouch?= <p@janouch.name>
Date: Tue, 27 Sep 2022 17:13:45 +0200
Subject: Add a rudimentary CMake script parser

---
 tools/cmake-dump.awk | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 tools/cmake-dump.awk

(limited to 'tools/cmake-dump.awk')

diff --git a/tools/cmake-dump.awk b/tools/cmake-dump.awk
new file mode 100644
index 0000000..d0b68b9
--- /dev/null
+++ b/tools/cmake-dump.awk
@@ -0,0 +1,24 @@
+# cmake-dump.awk: dump parsed CMake scripts as tables
+#
+# Copyright (c) 2022, Přemysl Eric Janouch <p@janouch.name>
+# SPDX-License-Identifier: 0BSD
+#
+# Parsed scripts are output in a table, with commands separated using ASCII
+# Record Separators, and arguments using Unit Separators.
+#
+# Example usage: awk -f cmake-parser.awk -f cmake-dump.awk CMakeLists.txt \
+#  | sed 'y/\x1F\x1E\t\n/\t\n  /' \
+#  | sed -n '/^project\t\([^\t]*\).*\tVERSION\t\([^\t]*\).*/{s//\1 \2/p;q;}'
+
+function sanitize(s) {
+	if (s ~ /[\x1E\x1F]/)
+		fatal("conflicting ASCII control characters found in source")
+	return s
+}
+
+Command {
+	out = sanitize(Command)
+	for (i in Args)
+		out = out "\x1F" sanitize(Args[i])
+	printf "%s\x1E", out
+}
-- 
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