32 lines
664 B
Plaintext
32 lines
664 B
Plaintext
/* Lexical Analysis with Flex (2.6.0) We used some of the code from this manual */
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/* so we placed the citation here. */
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/* definitions */
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%option noyywrap
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%{
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#include "typedefs.h"
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%}
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COM ([^*]|\*+[^)*])*
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ID [A-Za-z_][0-9A-Za-z_]*
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%%
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"(*"{COM}"*)" {return COMMENT;}
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";" {return SEMI_COLON;}
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":" {return COLON;}
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"," {return COMMA;}
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"->" {return ARROW;}
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{ID} {return ID;}
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%%
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int main(int argc, char *argv[]){
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argc--, argv++;
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if ( argc > 0 )
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yyin = fopen( argv[0], "r" );
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else
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yyin = stdin;
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yylex();
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} |