#!/usr/bin/env python
# -*- python -*-
import sys
import os
import glob

def find_dir(d):
    idir = os.getcwd()	
    last_idir = ''	
    while idir != last_idir:
        mfile = os.path.join(idir,d)
        if os.path.exists(mfile):
            return mfile
        last_idir = idir
        idir = os.path.dirname(idir)
    print "Could not find %s file, looking upwards"% (mfile)
    sys.exit(1)

#sys.path = [find_dir('mbuild')] + sys.path
sys.path.append('../..')
import mbuild


def build(env, phase='BUILD',terminate_on_errors=False):
    """Build everything in the work queue"""
    okay = env.work_queue.build(die_on_errors=False)
    if not okay:
        if terminate_on_errors:
            mbuild.die("[%s] failed." % phase)
        else:
            mbuild.msgb("[%s] failed." % phase)
    else:
        mbuild.msgb(phase, "succeeded")

def compile_and_link(env,fn):
    env['file']=fn
    (base,ext) = os.path.splitext(fn)
    if ext in ['.cpp','.C']:
        env['x_compiler'] = "%(CXX)s"
        env['tflags'] = "%(CXXFLAGS)s"
    else:
        env['x_compiler'] = "%(CC)s"
        env['tflags'] = "%(CCFLAGS)s"
    env['exe'] = "%s.%s.%s.exe" % (base, env['build_os'],env['host_cpu'])
    cmd = "%(x_compiler)s  %(tflags)s %(file)s %(EXEOUT)s%(exe)s" 
    cmd = env.expand_string(cmd)
    env.work_queue.add(mbuild.command_t(cmd))

    
def work():
    env = mbuild.env_t()
    env.parser.add_option("--build", 
                          dest="build", action="store_true", default=False,
                          help="Build tests")

    env.parse_args()
    env.work_queue = mbuild.work_queue_t(env['jobs'])
    
    if env['build']:
        for s in glob.glob('*.c'):
            compile_and_link(env,s)
        build(env)
        
if __name__ == "__main__":
    work()