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| 1 | %{
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| 2 | #include <stdio.h>
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| 3 | #include <string.h>
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| 4 | #include "y.tab.h" /* this comes from bison */
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| 5 |
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| 6 | #define TRUE 1
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| 7 | #define FALSE 0
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| 8 |
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| 9 | #define copy_and_return(token_type) { strcpy(yylval.name,yytext); \
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| 10 | return(token_type); }
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| 11 |
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| 12 | int yylexlinenum = 0; /* so we can count lines */
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| 13 | %}
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| 14 |
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| 15 | %%
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| 16 | /* Lexical scanning rules begin from here. */
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| 17 |
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| 18 | MEN|WOMEN|STOCKS|TREES copy_and_return(NOUN)
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| 19 | MISTAKES|GNUS|EMPLOYEES copy_and_return(NOUN)
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| 20 | LOSERS|USERS|CARS|WINDOWS copy_and_return(NOUN)
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| 21 |
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| 22 | DATABASE|NETWORK|FSF|GNU copy_and_return(PROPER_NOUN)
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| 23 | COMPANY|HOUSE|OFFICE|LPF copy_and_return(PROPER_NOUN)
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| 24 |
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| 25 | THE|THIS|THAT|THOSE copy_and_return(DECLARATIVE)
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| 26 |
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| 27 | ALL|FIRST|LAST copy_and_return(CONDITIONAL)
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| 28 |
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| 29 | FIND|SEARCH|SORT|ERASE|KILL copy_and_return(VERB)
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| 30 | ADD|REMOVE|DELETE|PRINT copy_and_return(VERB)
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| 31 |
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| 32 | QUICKLY|SLOWLY|CAREFULLY copy_and_return(ADVERB)
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| 33 |
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| 34 | IN|AT|ON|AROUND|INSIDE|ON copy_and_return(POSITIONAL)
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| 35 |
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| 36 | "." return(PERIOD);
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| 37 | "\n" yylexlinenum++; return(NEWLINE);
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| 38 | .
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| 39 | %%
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| 40 |
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