xref: /freebsd-src/contrib/flex/src/options.c (revision 7e38239042df09edbbdc443ccb4825f9155c6bb7)
1*7e382390SJung-uk Kim /* flex - tool to generate fast lexical analyzers */
2*7e382390SJung-uk Kim 
3*7e382390SJung-uk Kim /*  Copyright (c) 1990 The Regents of the University of California. */
4*7e382390SJung-uk Kim /*  All rights reserved. */
5*7e382390SJung-uk Kim 
6*7e382390SJung-uk Kim /*  This code is derived from software contributed to Berkeley by */
7*7e382390SJung-uk Kim /*  Vern Paxson. */
8*7e382390SJung-uk Kim 
9*7e382390SJung-uk Kim /*  The United States Government has rights in this work pursuant */
10*7e382390SJung-uk Kim /*  to contract no. DE-AC03-76SF00098 between the United States */
11*7e382390SJung-uk Kim /*  Department of Energy and the University of California. */
12*7e382390SJung-uk Kim 
13*7e382390SJung-uk Kim /*  This file is part of flex. */
14*7e382390SJung-uk Kim 
15*7e382390SJung-uk Kim /*  Redistribution and use in source and binary forms, with or without */
16*7e382390SJung-uk Kim /*  modification, are permitted provided that the following conditions */
17*7e382390SJung-uk Kim /*  are met: */
18*7e382390SJung-uk Kim 
19*7e382390SJung-uk Kim /*  1. Redistributions of source code must retain the above copyright */
20*7e382390SJung-uk Kim /*     notice, this list of conditions and the following disclaimer. */
21*7e382390SJung-uk Kim /*  2. Redistributions in binary form must reproduce the above copyright */
22*7e382390SJung-uk Kim /*     notice, this list of conditions and the following disclaimer in the */
23*7e382390SJung-uk Kim /*     documentation and/or other materials provided with the distribution. */
24*7e382390SJung-uk Kim 
25*7e382390SJung-uk Kim /*  Neither the name of the University nor the names of its contributors */
26*7e382390SJung-uk Kim /*  may be used to endorse or promote products derived from this software */
27*7e382390SJung-uk Kim /*  without specific prior written permission. */
28*7e382390SJung-uk Kim 
29*7e382390SJung-uk Kim /*  THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR */
30*7e382390SJung-uk Kim /*  IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED */
31*7e382390SJung-uk Kim /*  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR */
32*7e382390SJung-uk Kim /*  PURPOSE. */
33*7e382390SJung-uk Kim 
34*7e382390SJung-uk Kim #include "options.h"
35*7e382390SJung-uk Kim 
36*7e382390SJung-uk Kim /* Be sure to synchronize these options with those defined in "options.h",
37*7e382390SJung-uk Kim  * the giant switch() statement in "main.c", and the %option processing in
38*7e382390SJung-uk Kim  * "scan.l".
39*7e382390SJung-uk Kim  */
40*7e382390SJung-uk Kim 
41*7e382390SJung-uk Kim 
42*7e382390SJung-uk Kim /* The command-line options, passed to scanopt_init() */
43*7e382390SJung-uk Kim optspec_t flexopts[] = {
44*7e382390SJung-uk Kim 
45*7e382390SJung-uk Kim 	{"-7", OPT_7BIT, 0}
46*7e382390SJung-uk Kim 	,
47*7e382390SJung-uk Kim 	{"--7bit", OPT_7BIT, 0}
48*7e382390SJung-uk Kim 	,			/* Generate 7-bit scanner. */
49*7e382390SJung-uk Kim 	{"-8", OPT_8BIT, 0}
50*7e382390SJung-uk Kim 	,
51*7e382390SJung-uk Kim 	{"--8bit", OPT_8BIT, 0}
52*7e382390SJung-uk Kim 	,			/* Generate 8-bit scanner. */
53*7e382390SJung-uk Kim 	{"--align", OPT_ALIGN, 0}
54*7e382390SJung-uk Kim 	,			/* Trade off larger tables for better memory alignment. */
55*7e382390SJung-uk Kim 	{"--noalign", OPT_NO_ALIGN, 0}
56*7e382390SJung-uk Kim 	,
57*7e382390SJung-uk Kim 	{"--always-interactive", OPT_ALWAYS_INTERACTIVE, 0}
58*7e382390SJung-uk Kim 	,
59*7e382390SJung-uk Kim 	{"--array", OPT_ARRAY, 0}
60*7e382390SJung-uk Kim 	,
61*7e382390SJung-uk Kim 	{"-b", OPT_BACKUP, 0}
62*7e382390SJung-uk Kim 	,
63*7e382390SJung-uk Kim 	{"--backup", OPT_BACKUP, 0}
64*7e382390SJung-uk Kim 	,			/* Generate backing-up information to lex.backup. */
65*7e382390SJung-uk Kim 	{"-B", OPT_BATCH, 0}
66*7e382390SJung-uk Kim 	,
67*7e382390SJung-uk Kim 	{"--batch", OPT_BATCH, 0}
68*7e382390SJung-uk Kim 	,			/* Generate batch scanner (opposite of -I). */
69*7e382390SJung-uk Kim 	{"--bison-bridge", OPT_BISON_BRIDGE, 0}
70*7e382390SJung-uk Kim 	,			/* Scanner to be called by a bison pure parser. */
71*7e382390SJung-uk Kim 	{"--bison-locations", OPT_BISON_BRIDGE_LOCATIONS, 0}
72*7e382390SJung-uk Kim 	,			/* Scanner to be called by a bison pure parser. */
73*7e382390SJung-uk Kim 	{"-i", OPT_CASE_INSENSITIVE, 0}
74*7e382390SJung-uk Kim 	,
75*7e382390SJung-uk Kim 	{"--case-insensitive", OPT_CASE_INSENSITIVE, 0}
76*7e382390SJung-uk Kim 	,			/* Generate case-insensitive scanner. */
77*7e382390SJung-uk Kim 
78*7e382390SJung-uk Kim 		{"-C[aefFmr]", OPT_COMPRESSION,
79*7e382390SJung-uk Kim 	 "Specify degree of table compression (default is -Cem)"},
80*7e382390SJung-uk Kim 	{"-+", OPT_CPLUSPLUS, 0}
81*7e382390SJung-uk Kim 	,
82*7e382390SJung-uk Kim 	{"--c++", OPT_CPLUSPLUS, 0}
83*7e382390SJung-uk Kim 	,			/* Generate C++ scanner class. */
84*7e382390SJung-uk Kim 	{"-d", OPT_DEBUG, 0}
85*7e382390SJung-uk Kim 	,
86*7e382390SJung-uk Kim 	{"--debug", OPT_DEBUG, 0}
87*7e382390SJung-uk Kim 	,			/* Turn on debug mode in generated scanner. */
88*7e382390SJung-uk Kim 	{"--nodebug", OPT_NO_DEBUG, 0}
89*7e382390SJung-uk Kim 	,
90*7e382390SJung-uk Kim 	{"-s", OPT_NO_DEFAULT, 0}
91*7e382390SJung-uk Kim 	,
92*7e382390SJung-uk Kim 	{"--nodefault", OPT_NO_DEFAULT, 0}
93*7e382390SJung-uk Kim 	,			/* Suppress default rule to ECHO unmatched text. */
94*7e382390SJung-uk Kim 	{"--default", OPT_DEFAULT, 0}
95*7e382390SJung-uk Kim 	,
96*7e382390SJung-uk Kim 	{"-c", OPT_DONOTHING, 0}
97*7e382390SJung-uk Kim 	,			/* For POSIX lex compatibility. */
98*7e382390SJung-uk Kim 	{"-n", OPT_DONOTHING, 0}
99*7e382390SJung-uk Kim 	,			/* For POSIX lex compatibility. */
100*7e382390SJung-uk Kim 	{"--ecs", OPT_ECS, 0}
101*7e382390SJung-uk Kim 	,			/* Construct equivalence classes. */
102*7e382390SJung-uk Kim 	{"--noecs", OPT_NO_ECS, 0}
103*7e382390SJung-uk Kim 	,
104*7e382390SJung-uk Kim 	{"-F", OPT_FAST, 0}
105*7e382390SJung-uk Kim 	,
106*7e382390SJung-uk Kim 	{"--fast", OPT_FAST, 0}
107*7e382390SJung-uk Kim 	,			/* Same as -CFr. */
108*7e382390SJung-uk Kim 	{"-f", OPT_FULL, 0}
109*7e382390SJung-uk Kim 	,
110*7e382390SJung-uk Kim 	{"--full", OPT_FULL, 0}
111*7e382390SJung-uk Kim 	,			/* Same as -Cfr. */
112*7e382390SJung-uk Kim 	{"--header-file[=FILE]", OPT_HEADER_FILE, 0}
113*7e382390SJung-uk Kim 	,
114*7e382390SJung-uk Kim 	{"-?", OPT_HELP, 0}
115*7e382390SJung-uk Kim 	,
116*7e382390SJung-uk Kim 	{"-h", OPT_HELP, 0}
117*7e382390SJung-uk Kim 	,
118*7e382390SJung-uk Kim 	{"--help", OPT_HELP, 0}
119*7e382390SJung-uk Kim 	,			/* Produce this help message. */
120*7e382390SJung-uk Kim 	{"--hex", OPT_HEX, 0}
121*7e382390SJung-uk Kim 	,			/* Use hexadecimals in debug/trace outputs */
122*7e382390SJung-uk Kim 	{"-I", OPT_INTERACTIVE, 0}
123*7e382390SJung-uk Kim 	,
124*7e382390SJung-uk Kim 	{"--interactive", OPT_INTERACTIVE, 0}
125*7e382390SJung-uk Kim 	,			/* Generate interactive scanner (opposite of -B). */
126*7e382390SJung-uk Kim 	{"-l", OPT_LEX_COMPAT, 0}
127*7e382390SJung-uk Kim 	,
128*7e382390SJung-uk Kim 	{"--lex-compat", OPT_LEX_COMPAT, 0}
129*7e382390SJung-uk Kim 	,			/* Maximal compatibility with original lex. */
130*7e382390SJung-uk Kim 	{"-X", OPT_POSIX_COMPAT, 0}
131*7e382390SJung-uk Kim 	,
132*7e382390SJung-uk Kim 	{"--posix-compat", OPT_POSIX_COMPAT, 0}
133*7e382390SJung-uk Kim 	,			/* Maximal compatibility with POSIX lex. */
134*7e382390SJung-uk Kim         {"--preproc=NUM", OPT_PREPROC_LEVEL, 0}
135*7e382390SJung-uk Kim         ,
136*7e382390SJung-uk Kim 	{"-L", OPT_NO_LINE, 0}
137*7e382390SJung-uk Kim 	,			/* Suppress #line directives in scanner. */
138*7e382390SJung-uk Kim 	{"--noline", OPT_NO_LINE, 0}
139*7e382390SJung-uk Kim 	,			/* Suppress #line directives in scanner. */
140*7e382390SJung-uk Kim 	{"--main", OPT_MAIN, 0}
141*7e382390SJung-uk Kim 	,			/* use built-in main() function. */
142*7e382390SJung-uk Kim 	{"--nomain", OPT_NO_MAIN, 0}
143*7e382390SJung-uk Kim 	,
144*7e382390SJung-uk Kim 	{"--meta-ecs", OPT_META_ECS, 0}
145*7e382390SJung-uk Kim 	,			/* Construct meta-equivalence classes. */
146*7e382390SJung-uk Kim 	{"--nometa-ecs", OPT_NO_META_ECS, 0}
147*7e382390SJung-uk Kim 	,
148*7e382390SJung-uk Kim 	{"--never-interactive", OPT_NEVER_INTERACTIVE, 0}
149*7e382390SJung-uk Kim 	,
150*7e382390SJung-uk Kim 	{"-o FILE", OPT_OUTFILE, 0}
151*7e382390SJung-uk Kim 	,
152*7e382390SJung-uk Kim 	{"--outfile=FILE", OPT_OUTFILE, 0}
153*7e382390SJung-uk Kim 	,			/* Write to FILE (default is lex.yy.c) */
154*7e382390SJung-uk Kim 	{"-p", OPT_PERF_REPORT, 0}
155*7e382390SJung-uk Kim 	,
156*7e382390SJung-uk Kim 	{"--perf-report", OPT_PERF_REPORT, 0}
157*7e382390SJung-uk Kim 	,			/* Generate performance report to stderr. */
158*7e382390SJung-uk Kim 	{"--pointer", OPT_POINTER, 0}
159*7e382390SJung-uk Kim 	,
160*7e382390SJung-uk Kim 	{"-P PREFIX", OPT_PREFIX, 0}
161*7e382390SJung-uk Kim 	,
162*7e382390SJung-uk Kim 	{"--prefix=PREFIX", OPT_PREFIX, 0}
163*7e382390SJung-uk Kim 	,			/* Use PREFIX (default is yy) */
164*7e382390SJung-uk Kim 	{"-Dmacro", OPT_PREPROCDEFINE, 0}
165*7e382390SJung-uk Kim 	,			/* Define a preprocessor symbol. */
166*7e382390SJung-uk Kim 	{"--read", OPT_READ, 0}
167*7e382390SJung-uk Kim 	,			/* Use read(2) instead of stdio. */
168*7e382390SJung-uk Kim 	{"-R", OPT_REENTRANT, 0}
169*7e382390SJung-uk Kim 	,
170*7e382390SJung-uk Kim 	{"--reentrant", OPT_REENTRANT, 0}
171*7e382390SJung-uk Kim 	,			/* Generate a reentrant C scanner. */
172*7e382390SJung-uk Kim 	{"--noreentrant", OPT_NO_REENTRANT, 0}
173*7e382390SJung-uk Kim 	,
174*7e382390SJung-uk Kim 	{"--reject", OPT_REJECT, 0}
175*7e382390SJung-uk Kim 	,
176*7e382390SJung-uk Kim 	{"--noreject", OPT_NO_REJECT, 0}
177*7e382390SJung-uk Kim 	,
178*7e382390SJung-uk Kim 	{"-S FILE", OPT_SKEL, 0}
179*7e382390SJung-uk Kim 	,
180*7e382390SJung-uk Kim 	{"--skel=FILE", OPT_SKEL, 0}
181*7e382390SJung-uk Kim 	,			/* Use skeleton from FILE */
182*7e382390SJung-uk Kim 	{"--stack", OPT_STACK, 0}
183*7e382390SJung-uk Kim 	,
184*7e382390SJung-uk Kim 	{"--stdinit", OPT_STDINIT, 0}
185*7e382390SJung-uk Kim 	,
186*7e382390SJung-uk Kim 	{"--nostdinit", OPT_NO_STDINIT, 0}
187*7e382390SJung-uk Kim 	,
188*7e382390SJung-uk Kim 	{"-t", OPT_STDOUT, 0}
189*7e382390SJung-uk Kim 	,
190*7e382390SJung-uk Kim 	{"--stdout", OPT_STDOUT, 0}
191*7e382390SJung-uk Kim 	,			/* Write generated scanner to stdout. */
192*7e382390SJung-uk Kim 	{"-T", OPT_TRACE, 0}
193*7e382390SJung-uk Kim 	,
194*7e382390SJung-uk Kim 	{"--trace", OPT_TRACE, 0}
195*7e382390SJung-uk Kim 	,			/* Flex should run in trace mode. */
196*7e382390SJung-uk Kim 	{"--tables-file[=FILE]", OPT_TABLES_FILE, 0}
197*7e382390SJung-uk Kim 	,			/* Save tables to FILE */
198*7e382390SJung-uk Kim         {"--tables-verify", OPT_TABLES_VERIFY, 0}
199*7e382390SJung-uk Kim         ,                       /* Tables integrity check */
200*7e382390SJung-uk Kim 	{"--nounistd", OPT_NO_UNISTD_H, 0}
201*7e382390SJung-uk Kim 	,			/* Do not include unistd.h */
202*7e382390SJung-uk Kim 	{"-v", OPT_VERBOSE, 0}
203*7e382390SJung-uk Kim 	,
204*7e382390SJung-uk Kim 	{"--verbose", OPT_VERBOSE, 0}
205*7e382390SJung-uk Kim 	,			/* Write summary of scanner statistics to stdout. */
206*7e382390SJung-uk Kim 	{"-V", OPT_VERSION, 0}
207*7e382390SJung-uk Kim 	,
208*7e382390SJung-uk Kim 	{"--version", OPT_VERSION, 0}
209*7e382390SJung-uk Kim 	,			/* Report flex version. */
210*7e382390SJung-uk Kim 	{"--warn", OPT_WARN, 0}
211*7e382390SJung-uk Kim 	,
212*7e382390SJung-uk Kim 	{"-w", OPT_NO_WARN, 0}
213*7e382390SJung-uk Kim 	,
214*7e382390SJung-uk Kim 	{"--nowarn", OPT_NO_WARN, 0}
215*7e382390SJung-uk Kim 	,			/* Suppress warning messages. */
216*7e382390SJung-uk Kim 	{"--yyclass=NAME", OPT_YYCLASS, 0}
217*7e382390SJung-uk Kim 	,
218*7e382390SJung-uk Kim 	{"--yylineno", OPT_YYLINENO, 0}
219*7e382390SJung-uk Kim 	,
220*7e382390SJung-uk Kim 	{"--noyylineno", OPT_NO_YYLINENO, 0}
221*7e382390SJung-uk Kim 	,
222*7e382390SJung-uk Kim 
223*7e382390SJung-uk Kim 	{"--yymore", OPT_YYMORE, 0}
224*7e382390SJung-uk Kim 	,
225*7e382390SJung-uk Kim 	{"--noyymore", OPT_NO_YYMORE, 0}
226*7e382390SJung-uk Kim 	,
227*7e382390SJung-uk Kim 	{"--noyywrap", OPT_NO_YYWRAP, 0}
228*7e382390SJung-uk Kim 	,
229*7e382390SJung-uk Kim 	{"--yywrap", OPT_YYWRAP, 0}
230*7e382390SJung-uk Kim 	,
231*7e382390SJung-uk Kim 
232*7e382390SJung-uk Kim 	{"--nounput", OPT_NO_UNPUT, 0}
233*7e382390SJung-uk Kim 	,
234*7e382390SJung-uk Kim 	{"--noyy_push_state", OPT_NO_YY_PUSH_STATE, 0}
235*7e382390SJung-uk Kim 	,
236*7e382390SJung-uk Kim 	{"--noyy_pop_state", OPT_NO_YY_POP_STATE, 0}
237*7e382390SJung-uk Kim 	,
238*7e382390SJung-uk Kim 	{"--noyy_top_state", OPT_NO_YY_TOP_STATE, 0}
239*7e382390SJung-uk Kim 	,
240*7e382390SJung-uk Kim 	{"--noyy_scan_buffer", OPT_NO_YY_SCAN_BUFFER, 0}
241*7e382390SJung-uk Kim 	,
242*7e382390SJung-uk Kim 	{"--noyy_scan_bytes", OPT_NO_YY_SCAN_BYTES, 0}
243*7e382390SJung-uk Kim 	,
244*7e382390SJung-uk Kim 	{"--noyy_scan_string", OPT_NO_YY_SCAN_STRING, 0}
245*7e382390SJung-uk Kim 	,
246*7e382390SJung-uk Kim 	{"--noyyget_extra", OPT_NO_YYGET_EXTRA, 0}
247*7e382390SJung-uk Kim 	,
248*7e382390SJung-uk Kim 	{"--noyyset_extra", OPT_NO_YYSET_EXTRA, 0}
249*7e382390SJung-uk Kim 	,
250*7e382390SJung-uk Kim 	{"--noyyget_leng", OPT_NO_YYGET_LENG, 0}
251*7e382390SJung-uk Kim 	,
252*7e382390SJung-uk Kim 	{"--noyyget_text", OPT_NO_YYGET_TEXT, 0}
253*7e382390SJung-uk Kim 	,
254*7e382390SJung-uk Kim 	{"--noyyget_lineno", OPT_NO_YYGET_LINENO, 0}
255*7e382390SJung-uk Kim 	,
256*7e382390SJung-uk Kim 	{"--noyyset_lineno", OPT_NO_YYSET_LINENO, 0}
257*7e382390SJung-uk Kim 	,
258*7e382390SJung-uk Kim 	{"--noyyget_in", OPT_NO_YYGET_IN, 0}
259*7e382390SJung-uk Kim 	,
260*7e382390SJung-uk Kim 	{"--noyyset_in", OPT_NO_YYSET_IN, 0}
261*7e382390SJung-uk Kim 	,
262*7e382390SJung-uk Kim 	{"--noyyget_out", OPT_NO_YYGET_OUT, 0}
263*7e382390SJung-uk Kim 	,
264*7e382390SJung-uk Kim 	{"--noyyset_out", OPT_NO_YYSET_OUT, 0}
265*7e382390SJung-uk Kim 	,
266*7e382390SJung-uk Kim 	{"--noyyget_lval", OPT_NO_YYGET_LVAL, 0}
267*7e382390SJung-uk Kim 	,
268*7e382390SJung-uk Kim 	{"--noyyset_lval", OPT_NO_YYSET_LVAL, 0}
269*7e382390SJung-uk Kim 	,
270*7e382390SJung-uk Kim 	{"--noyyget_lloc", OPT_NO_YYGET_LLOC, 0}
271*7e382390SJung-uk Kim 	,
272*7e382390SJung-uk Kim 	{"--noyyset_lloc", OPT_NO_YYSET_LLOC, 0}
273*7e382390SJung-uk Kim 	,
274*7e382390SJung-uk Kim         {"--unsafe-no-m4-sect3-escape", OPT_NO_SECT3_ESCAPE, 0}
275*7e382390SJung-uk Kim         ,
276*7e382390SJung-uk Kim 	{0, 0, 0}		/* required final NULL entry. */
277*7e382390SJung-uk Kim };
278*7e382390SJung-uk Kim 
279*7e382390SJung-uk Kim /* vim:set tabstop=8 softtabstop=4 shiftwidth=4: */
280