From 7c0297abe8f4fb4aafd642c3130628185dc78978 Mon Sep 17 00:00:00 2001
From: Petri Lehtinen <petri@digip.org>
Date: Thu, 17 Oct 2019 11:41:16 +0300
Subject: [PATCH] Support running a specific clang-format version in CI

---
 .travis.yml             | 2 +-
 scripts/clang-format-ci | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index a6c9054..df74eb2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,4 +29,4 @@ script:
   - if [ "$JANSSON_BUILD_METHOD" = "cmake" ]; then mkdir build && cd build && cmake $JANSSON_CMAKE_OPTIONS .. && cmake --build . && ctest --output-on-failure; fi
   - if [ "$JANSSON_BUILD_METHOD" = "coverage" ]; then mkdir build && cd build && cmake $JANSSON_CMAKE_OPTIONS .. && cmake --build . && cmake --build . --target coveralls; fi
   - if [ "$JANSSON_BUILD_METHOD" = "fuzzer" ]; then ./test/ossfuzz/travisoss.sh; fi
-  - if [ "$JANSSON_BUILD_METHOD" = "lint" ]; then ./scripts/clang-format-ci; fi
+  - if [ "$JANSSON_BUILD_METHOD" = "lint" ]; then ./scripts/clang-format-ci 9; fi
diff --git a/scripts/clang-format-ci b/scripts/clang-format-ci
index 2051262..6854fc2 100755
--- a/scripts/clang-format-ci
+++ b/scripts/clang-format-ci
@@ -1,10 +1,15 @@
 #!/bin/bash
 
+clangformat="clang-format"
+if [ -n "$1" ]; then
+    clangformat="clang-format-$1"
+fi
+
 errors=0
 paths=$(find . -type f -a '(' -name '*.c' -o -name '*.h' ')')
 for path in $paths; do
     in=$(cat $path)
-    out=$(clang-format $path)
+    out=$($clangformat $path)
 
     if [ "$in" != "$out" ]; then
         diff -u -L $path -L "$path.formatted" $path - <<<$out