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资源说明：ruby version of famous PL0
/* README */
pl0_rb is a ruby version of PL0 designed by Dr.Worth
written in pascal.
you see 4 ruby files and some test programs here.
1. pl1.rb
2. inter1.rb
3. mysym2.rb
4. error.rb
usage:
1. pull one test file from tes_prog and put it in
a same level of pl1.rb
2. $ ./pl1.rb if
3. you will see if.cod file generated.
4. $ ./inter1.rb if.cod
5. in default you see 3 prints, 1st is intermediate file,
2nd is same but all in numbers, then 3rd is first 24 stack
is in view, for we can see whats up.
Look at it, Expand it, Modify it, As you like.
pl0_rb is LEMA.
pl0_rb license
Copyright (c) 2012, coolda
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
本源码包内暂不包含可直接显示的源代码文件，请下载源码包。
