From 1d979adde53c3a473c274c39af7f1925ba07e45d Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Sat, 17 Jun 2023 11:45:06 -0400
Subject: Bump minimum clang-format version to 16

Also enforce in format-code.
---
 format-code | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'format-code')

diff --git a/format-code b/format-code
index 5ec5275d..295c5d05 100755
--- a/format-code
+++ b/format-code
@@ -19,6 +19,19 @@
 
 # Please see "Code Formatting" in the manual for additional notes.
 
+# If a newer version of clang-format causes changes to the output that
+# are improvements, bump the minimum required version of clang-format
+# here, and update manual/contributing.rst. There's a comment there
+# that refers to this comment. See also .clang-format.
+min_version=16
+
+clang_version=$(clang-format --version | \
+    awk '{for (i=1; i<=NF; i++) if ($i == "version") {print int($(i+1)); exit}}')
+if [ "$clang_version" -lt "$min_version" ]; then
+    echo "clang-format version >= $min_version is required"
+    exit 2
+fi
+
 cd $(dirname $0)
 for i in $(find . -name 'build*' -prune -o '(' \
 		-name '*.hh' -o -name '*.h' -o -name '*.cc' -o -name '*.c' \
-- 
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