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Viewing changes to Development/parsers/bison_lexer.txt

  • Committer: Suren A. Chilingaryan
  • Date: 2009-04-09 03:21:08 UTC
  • Revision ID: csa@dside.dyndns.org-20090409032108-w4edamdh4adrgdu3
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Development/parsers/bison_lexer.txt
 
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Lexical analyzer rules
 
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----------------------
 
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    + does not include main()
 
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    + the actions should return numeric codes of found tokens (the defines are
 
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    available in name.tab.h
 
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    + to return semantic value of token, the 'yylval' variable should be used,
 
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    example (if one type is used):
 
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        yylval = atoi(yytext)
 
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        return INT_NUM;
 
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    if '%union' types are used:
 
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        yylval.int_type = atoi(yytext);
 
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        return INT_NUM;
 
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    +