From fd62678a9cf38e3f70efbdd093c1012d448548e1 Mon Sep 17 00:00:00 2001
From: Thomas Vanbesien <tvanbesi@proton.me>
Date: Sat, 21 Feb 2026 15:57:50 +0100
Subject: Add compile_commands.json generation for clangd support

---
 .gitignore       | 2 ++
 Makefile         | 5 +++++
 tests/.gitignore | 2 ++
 tests/Makefile   | 5 +++++
 4 files changed, 14 insertions(+)

diff --git a/.gitignore b/.gitignore
index 71e00b9..81ff9bf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,5 @@ obj/*
 lib/*
 bin/*
 !.gitkeep
+compile_commands.json
+.cache/
diff --git a/Makefile b/Makefile
index c1af191..5774cc9 100644
--- a/Makefile
+++ b/Makefile
@@ -31,6 +31,7 @@ $(OBJDIR):
 
 clean:
 	rm -rf $(OBJDIR)
+	rm -f compile_commands.json
 
 fclean: clean
 	rm -f $(NAME)
@@ -41,4 +42,8 @@ re: fclean all
 test: $(NAME)
 	$(MAKE) -C tests
 
+compile_commands.json: $(SRCS:%=$(SRCDIR)/%)
+	@echo '$(foreach src,$(SRCS),{"directory":"$(CURDIR)","command":"$(CC) $(CFLAGS) -I $(INCDIR) -c $(SRCDIR)/$(src)","file":"$(SRCDIR)/$(src)"})' \
+		| jq -s '.' > $@
+
 .PHONY: all clean fclean re test
diff --git a/tests/.gitignore b/tests/.gitignore
index 0e64d2c..a325c28 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -1,3 +1,5 @@
 *.o
 bin/*
 !.gitkeep
+compile_commands.json
+.cache/
diff --git a/tests/Makefile b/tests/Makefile
index f7f7ed4..c0c8059 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -38,5 +38,10 @@ $(LIB):
 
 clean:
 	rm -f $(BINS)
+	rm -f compile_commands.json
+
+compile_commands.json: $(TESTS:%=$(SRCDIR)/%.c)
+	@echo '$(foreach t,$(TESTS),{"directory":"$(CURDIR)","command":"$(CC) $(CFLAGS) -c $(SRCDIR)/$(t).c","file":"$(SRCDIR)/$(t).c"})' \
+		| jq -s '.' > $@
 
 .PHONY: all clean
-- 
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