# This file is part of the open-lmake distribution (git@github.com:cesar-douady/open-lmake.git)
# Copyright (c) 2023-2025 Doliam
# This program is free software: you can redistribute/modify under the terms of the GPL-v3 (https://www.gnu.org/licenses/gpl-3.0.html).
# This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

import lmake

host_len = 12

if __name__!='__main__' :

    import socket

    from lmake.rules import Rule,PyRule

    lmake.config.console.host_len = host_len

    lmake.config.backends.slurm = {
        'environ' : { 'DUT':'dut' }
    }

    lmake.manifest = (
        'Lmakefile.py'
    ,   'hello'
    ,   'world'
    )

    class Cat(Rule) :
        stems = {
            'File1' : r'.*'
        ,   'File2' : r'.*'
        }
        deps = {
            'FIRST'  : '{File1}'
        ,   'SECOND' : '{File2}'
        }
        backend   = 'slurm'
        resources = {'mem':'20M'}

    class CatSh(Cat) :
        target  = '{File1}+{File2}_sh'
        environ = { 'DUT':... }
        cmd = '''
            [ "$DUT" = dut ] || echo bad '$DUT :' "$DUT != dut" >&2
            ldepend {FIRST} {SECOND}                                # check no crash when executed on different hosts
            cat     {FIRST} {SECOND}
        '''

    class CatPy(Cat,PyRule) :
        target = '{File1}+{File2}_py'
        def cmd() :
            lmake.depend(FIRST,SECOND)        # check no crash when executed on different hosts
            print(open(FIRST ).read(),end='')
            print(open(SECOND).read(),end='')

else :

    import os
    import os.path as osp

    if 'slurm' not in lmake.backends :
        print('slurm not compiled in',file=open('skipped','w'))
        exit()
    if os.system('scontrol ping|grep -qw UP')!=0 :
        print('slurm not available',file=open('skipped','w'))
        exit()

    import ut

    print('hello',file=open('hello','w'))
    print('world',file=open('world','w'))

    ut.lmake( 'hello+world_sh' , 'hello+world_py' , host_len=host_len , done=2 , new=2 ) # check targets are out of date
    ut.lmake( 'hello+world_sh' , 'hello+world_py' , host_len=host_len , done=0 , new=0 ) # check targets are up to date
    ut.lmake( 'hello+hello_sh' , 'world+world_py' , host_len=host_len , done=2         ) # check reconvergence