2017-12-11 13:57:43 +00:00
|
|
|
# lex
|
|
|
|
|
|
|
|
|
|
> Lexical analyser generator.
|
2017-12-28 02:16:22 +00:00
|
|
|
> Given the specification for a lexical analyser, generates C code implementing it.
|
2021-09-23 19:34:23 +01:00
|
|
|
> More information: <https://manned.org/lex.1>.
|
2017-12-11 13:57:43 +00:00
|
|
|
|
2017-12-28 02:16:22 +00:00
|
|
|
- Generate an analyser from a Lex file:
|
2017-12-11 13:57:43 +00:00
|
|
|
|
2017-12-11 21:28:07 +00:00
|
|
|
`lex {{analyser.l}}`
|
2017-12-11 13:57:43 +00:00
|
|
|
|
2017-12-11 21:30:23 +00:00
|
|
|
- Specify the output file:
|
|
|
|
|
|
2017-12-11 21:36:10 +00:00
|
|
|
`lex {{analyser.l}} --outfile {{analyser.c}}`
|
2017-12-11 21:30:23 +00:00
|
|
|
|
2017-12-28 02:16:22 +00:00
|
|
|
- Compile a C file generated by Lex:
|
2017-12-11 13:57:43 +00:00
|
|
|
|
2017-12-11 21:28:07 +00:00
|
|
|
`cc {{path/to/lex.yy.c}} --output {{executable}}`
|
