linux-kernel - [PATCH v3 02/18] gen_compile_commands: Sort output compile commands by file name

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Message-Id: <20231009183920.200859-3-irogers@google.com>
Date:   Mon,  9 Oct 2023 11:39:03 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Tom Rix <trix@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Yang Jihong <yangjihong1@...wei.com>,
        Huacai Chen <chenhuacai@...nel.org>,
        Ming Wang <wangming01@...ngson.cn>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Ravi Bangoria <ravi.bangoria@....com>, llvm@...ts.linux.dev,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        bpf@...r.kernel.org
Subject: [PATCH v3 02/18] gen_compile_commands: Sort output compile commands
 by file name

Make the output more stable and deterministic.

Signed-off-by: Ian Rogers <irogers@...gle.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>
---
 scripts/clang-tools/gen_compile_commands.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/clang-tools/gen_compile_commands.py b/scripts/clang-tools/gen_compile_commands.py
index b43f9149893c..180952fb91c1 100755
--- a/scripts/clang-tools/gen_compile_commands.py
+++ b/scripts/clang-tools/gen_compile_commands.py
@@ -221,7 +221,7 @@ def main():
                                      cmdfile, err)
 
     with open(output, 'wt') as f:
-        json.dump(compile_commands, f, indent=2, sort_keys=True)
+        json.dump(sorted(compile_commands, key=lambda x: x["file"]), f, indent=2, sort_keys=True)
 
 
 if __name__ == '__main__':
-- 
2.42.0.609.gbb76f46606-goog