.ycm_extra_conf.py (2023B)
1 # This Source Code Form is subject to the terms of the Mozilla Public 2 # License, v. 2.0. If a copy of the MPL was not distributed with this 3 # file, You can obtain one at http://mozilla.org/MPL/2.0/. 4 5 import json 6 import os 7 import shlex 8 import subprocess 9 import sys 10 11 old_bytecode = sys.dont_write_bytecode 12 sys.dont_write_bytecode = True 13 14 path = os.path.abspath(os.path.join(os.path.dirname(__file__), "mach")) 15 16 # If mach is not here, we're on the objdir go to the srcdir. 17 if not os.path.exists(path): 18 with open(os.path.join(os.path.dirname(__file__), "mozinfo.json")) as info: 19 config = json.loads(info.read()) 20 path = os.path.join(config["topsrcdir"], "mach") 21 22 sys.dont_write_bytecode = old_bytecode 23 24 25 def _is_likely_cpp_header(filename): 26 if not filename.endswith(".h"): 27 return False 28 29 if filename.endswith("Inlines.h") or filename.endswith("-inl.h"): 30 return True 31 32 cpp_file = filename[:-1] + "cpp" 33 return os.path.exists(cpp_file) 34 35 36 def Settings(**kwargs): 37 if kwargs["language"] == "cfamily": 38 return FlagsForFile(kwargs["filename"]) 39 # This is useful for generic language server protocols, like rust-analyzer, 40 # to discover the right project root instead of guessing based on where the 41 # closest Cargo.toml is. 42 return { 43 "project_directory": ".", 44 } 45 46 47 def FlagsForFile(filename): 48 output = subprocess.check_output([path, "compileflags", filename]) 49 output = output.decode("utf-8") 50 51 flag_list = shlex.split(output) 52 53 # This flag is added by Fennec for android build and causes ycmd to fail to parse the file. 54 # Removing this flag is a workaround until ycmd starts to handle this flag properly. 55 # https://github.com/Valloric/YouCompleteMe/issues/1490 56 final_flags = [x for x in flag_list if not x.startswith("-march=armv")] 57 58 if _is_likely_cpp_header(filename): 59 final_flags += ["-x", "c++"] 60 61 return {"flags": final_flags, "do_cache": True} 62 63 64 if __name__ == "__main__": 65 print(FlagsForFile(sys.argv[1]))