50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
/*
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----
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This file is part of the PD system
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Copyright (C) 1998 Ralf Hartmut Gueting, Fachbereich Informatik, FernUniversitaet Hagen
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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----
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The file ~PDLexTest.c~ contains the main function for testing lexical analysis. It prints all letters directly and prints the other tokens as integers.
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*/
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#include "PDTokens.h"
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#include "PDNestedText.h"
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main()
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{
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int token;
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yylval = 0;
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token = yylex();
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while (token != 0) {
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if (token == LETTER) print(yylval);
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else printf("%d \n", token);
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token = yylex();
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}
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}
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/*
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To produce a lexical analyser for testing one can issue the following commands (after including ~PDTokens.h~ in ~PDLex.l~):
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---- lex PDLex.l
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cc PDLexTest.c lex.yy.c PDNestedText.o -ll
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----
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The file ~a.out~ will then contain the analyser.
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*/
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