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UNIX in a Nutshell: System V Edition

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UNIX Commands
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lex



lex

 [

options

] [

files

]

Generate a lexical analysis program (named lex.yy.c ) based on the regular expressions and C statements contained in one or more input files . See also yacc and the Nutshell Handbook lex & yacc .

Options

-c

file 's program statements are in C (default).

-f

Use faster compilation (limited to small programs).

-n

Suppress the output summary.

-Q c

Print version information in lex.yy.c (if c = y ) or suppress information (if c = n , the default).

-t

Write program to standard output, not lex.yy.c .

-v

Print a summary of machine-generated statistics.

-V

Print version information on standard error.


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