#!/usr/bin/env python3

import subprocess;
import time;
import atexit;
import os;
import pickle;

PICKLEFILE = ".build-all.db"

try:
    with open(PICKLEFILE, "rb") as stream:
        ftimes = pickle.load(stream);
except:
    ftimes = dict();

def dumpftimes():
    with open(PICKLEFILE, "wb") as stream:
        pickle.dump(ftimes, stream);

atexit.register(dumpftimes);

buildtypes = set();

for x in os.listdir("buildtypes"):
    buildtype = x[:-4];
    
    if buildtype not in ftimes:
        ftimes[buildtype] = time.time();
    
    buildtypes.add(buildtype);

for buildtype in sorted(buildtypes, key = lambda x: -ftimes[x]):
    print("\033[32m" f"$ make buildtype={buildtype}" "\033[0m");
    
    result = subprocess.run(["make", f"buildtype={buildtype}"]);
    
    if result.returncode:
        ftimes[buildtype] = time.time();
        print("subcommand failed!");
        exit(1);