auto-create compile_commands.json

fix gitignore

Author: rmalmain

.gitignore

@@ -1,5 +1,3 @@
-/qemu_libafl_bridge/Cargo.lock
-/qemu_libafl_bridge/target/
 /GNUmakefile
 /build/
 /.cache/
@@ -22,3 +20,8 @@ GTAGS
 *.swp
 *.patch
 *.gcov
+
+# --- Begin LibAFL code ---
+/.idea
+/compile_commands.json
+# --- End LibAFL code ---

linker_interceptor.py

@@ -40,6 +40,8 @@ def fix_compile_commands():
     with open("compile_commands.json", 'w') as f:
         f.write(res)
 
+    os.symlink("build/compile_commands.json", "../compile_commands.json")
+
 def process_args(args):
     global out_args, shareds, search, is_linking_qemu
     prev_o = False