tldr/pages/linux/lex.md

396 B

lex

Lexical analyzer generator. Given the specification for a lexical analyzer, generates C code implementing it. More information: https://manned.org/lex.1.

  • Generate an analyzer from a Lex file:

lex {{analyzer.l}}

  • Specify the output file:

lex {{analyzer.l}} --outfile {{analyzer.c}}

  • Compile a C file generated by Lex:

cc {{path/to/lex.yy.c}} --output {{executable}}