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# Based on @berenm's pull request https://github.com/quarnster/SublimeClang/pull/135 | |
# Create the database with cmake with for example: cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=ON .. | |
# or you could have set(CMAKE_EXPORT_COMPILE_COMMANDS ON) in your CMakeLists.txt | |
# Usage within SublimeClang: | |
# "sublimeclang_options_script": "python ${home}/code/cmake_options_script.py ${project_path:build}/compile_commands.json", | |
import re | |
import os | |
import os.path | |
import pickle | |
import sys | |
import json | |
compilation_database_pattern = re.compile('(?<=\s)-[DIOUWfgs][^=\s]+(?:=\\"[^"]+\\"|=[^"]\S+)?') | |
def load_db(filename): | |
compilation_database = {} | |
with open(filename) as compilation_database_file: | |
compilation_database_entries = json.load(compilation_database_file) | |
total = len(compilation_database_entries) | |
entry = 0 | |
for compilation_entry in compilation_database_entries: | |
entry = entry + 1 | |
compilation_database[compilation_entry["file"]] = [ p.strip() for p in compilation_database_pattern.findall(compilation_entry["command"]) ] | |
return compilation_database | |
scriptpath = os.path.dirname(os.path.abspath(sys.argv[1])) | |
cache_file = "%s/cached_options.txt" % (scriptpath) | |
db = None | |
if os.access(cache_file, os.R_OK) == 0: | |
db = load_db(sys.argv[1]) | |
f = open(cache_file, "wb") | |
pickle.dump(db, f) | |
f.close() | |
else: | |
f = open(cache_file) | |
db = pickle.load(f) | |
f.close() | |
if db and sys.argv[2] in db: | |
for option in db[sys.argv[2]]: | |
print option |
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