From 4dc83f25960b2beb861a19ed30a032e38418072c Mon Sep 17 00:00:00 2001
From: "Mike Stepanek (mstepane)" <mstepane@cisco.com>
Date: Tue, 5 Aug 2025 03:43:18 +0000
Subject: [PATCH] Pull request #4843: build: enable exporting compile commands

Merge in SNORT/snort3 from ~MSTEPANE/snort3:export_compile_commands to master

Squashed commit of the following:

commit 247085b9aad6834ab92cdc504ab64edd764deb3f
Author: mstepane <mstepane@cisco.com>
Date:   Thu Jul 31 09:00:48 2025 -0400

    build: enable exporting compile commands
---
 .gitignore     | 2 ++
 CMakeLists.txt | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/.gitignore b/.gitignore
index def2f38af..67c8fc52a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,9 +8,11 @@
 *.trs
 *~
 ._Xcode*
+.cache/
 .vscode/
 Cbuild/
 Xcode*/
+compile_commands.json
 doc/basic.txt
 doc/builtin.txt
 doc/codec.txt
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 110797ddf..6beb2c08f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,6 +19,9 @@ set (CMAKE_C_STANDARD 99)
 set (CMAKE_C_STANDARD_REQUIRED ON)
 set (CMAKE_C_EXTENSIONS ON)
 
+# dump compile_commands.json to make it easier to use clangd with IDEs
+set (CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
 set (CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
 # Pull in definitions of various install directories
 include (GNUInstallDirs)
-- 
2.47.3