src/network/lscp.l

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the Free Software           *
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

%{

#include "lscpparser.h"
#include "lscpsymbols.h"

/// handle for a client connection (FIXME: doesn't work for more than one network connections of course)
int hSession;

%}

%option reentrant

%x INSTRING

DIGIT           [0-9]

%%

" "                                     { return SP; }
\n                                      { return LF; }
\r                                      { return CR; }
"#"                                     { return HASH; }
"="                                     { return EQ; }
("+"|"-")?{DIGIT}+"."{DIGIT}+           { yylval->Dotnum = atof(yytext); return DOTNUM; }
ADD                                     { return ADD; }
GET                                     { return GET; }
CREATE                                  { return CREATE; }
DESTROY                                 { return DESTROY; }
LIST                                    { return LIST; }
LOAD                                    { return LOAD; }
LOAD_BACKGROUND                         { return LOAD_BACKGROUND; }
REMOVE                                  { return REMOVE; }
SET                                     { return SET; }
SUBSCRIBE                               { return SUBSCRIBE; }
UNSUBSCRIBE                             { return UNSUBSCRIBE; }
CHANNEL                                 { return CHANNEL; }
NOTIFICATION                            { return NOTIFICATION; }
AVAILABLE_ENGINES                       { return AVAILABLE_ENGINES; }
AVAILABLE_AUDIO_OUTPUT_DRIVERS          { return AVAILABLE_AUDIO_OUTPUT_DRIVERS; }
CHANNELS                                { return CHANNELS; }
INFO                                    { return INFO; }
BUFFER_FILL                             { return BUFFER_FILL; }
STREAM_COUNT                            { return STREAM_COUNT; }
VOICE_COUNT                             { return VOICE_COUNT; }
INSTRUMENT                              { return INSTRUMENT; }
ENGINE                                  { return ENGINE; }
AUDIO_OUTPUT_DEVICE                     { return AUDIO_OUTPUT_DEVICE; }
AUDIO_OUTPUT_DEVICES                    { return AUDIO_OUTPUT_DEVICES; }
AUDIO_OUTPUT_DEVICE_PARAMETER           { return AUDIO_OUTPUT_DEVICE_PARAMETER; }
AUDIO_OUTPUT_DRIVER                     { return AUDIO_OUTPUT_DRIVER; }
AUDIO_OUTPUT_DRIVER_PARAMETER           { return AUDIO_OUTPUT_DRIVER_PARAMETER; }
AUDIO_OUTPUT_CHANNEL                    { return AUDIO_OUTPUT_CHANNEL; }
AUDIO_OUTPUT_CHANNEL_PARAMETER          { return AUDIO_OUTPUT_CHANNEL_PARAMETER; }
MIDI_INPUT_PORT                         { return MIDI_INPUT_PORT; }
MIDI_INPUT_CHANNEL                      { return MIDI_INPUT_CHANNEL; }
MIDI_INPUT_TYPE                         { return MIDI_INPUT_TYPE; }
VOLUME                                  { return VOLUME; }
BYTES                                   { return BYTES; }
PERCENTAGE                              { return PERCENTAGE; }
RESET                                   { return RESET; }
MISCELLANEOUS                           { return MISCELLANEOUS; }
QUIT                                    { return QUIT; }
0|([1-9]{DIGIT}*)                       { yylval->Number = atoi(yytext); return NUMBER; }
"\'"                                    { yylval->String = "";  BEGIN(INSTRING); }
<INSTRING>[^\'\\]+                      { yylval->String += yytext; }
<INSTRING>"\\n"                         { yylval->String += '\n'; }
<INSTRING>"\\r"                         { yylval->String += '\r'; }
<INSTRING>"\\t"                         { yylval->String += '\t'; }
<INSTRING>"\\\\"                        { yylval->String += '\\'; }
<INSTRING>"\\\""                        { yylval->String += '\"'; }
<INSTRING>"\\\'"                        { yylval->String += '\''; }
<INSTRING>"\\"[^nrt\"\\]                { yylval->String += yytext; }
<INSTRING>"\'"                          { BEGIN(INITIAL); return STRINGVAL; }
.                                       { yylval->Char = yytext[0]; return CHAR; }

%%

/**
 * We provide our own version of yywrap() so we don't have to link against
 * the lex library.
 */
int yywrap(yyscan_t yyscanner) {
    return 1; // continue scanning
}
1	/***************************************************************************
2	* *
3	* LinuxSampler - modular, streaming capable sampler *
4	* *
5	* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6	* *
7	* This program is free software; you can redistribute it and/or modify *
8	* it under the terms of the GNU General Public License as published by *
9	* the Free Software Foundation; either version 2 of the License, or *
10	* (at your option) any later version. *
11	* *
12	* This program is distributed in the hope that it will be useful, *
13	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15	* GNU General Public License for more details. *
16	* *
17	* You should have received a copy of the GNU General Public License *
18	* along with this program; if not, write to the Free Software *
19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
20	* MA 02111-1307 USA *
21	***************************************************************************/
22
23	%{
24
25	#include "lscpparser.h"
26	#include "lscpsymbols.h"
27
28	/// handle for a client connection (FIXME: doesn't work for more than one network connections of course)
29	int hSession;
30
31	%}
32
33	%option reentrant
34
35	%x INSTRING
36
37	DIGIT [0-9]
38
39	%%
40
41	" " { return SP; }
42	\n { return LF; }
43	\r { return CR; }
44	"#" { return HASH; }
45	"=" { return EQ; }
46	("+"\|"-")?{DIGIT}+"."{DIGIT}+ { yylval->Dotnum = atof(yytext); return DOTNUM; }
47	ADD { return ADD; }
48	GET { return GET; }
49	CREATE { return CREATE; }
50	DESTROY { return DESTROY; }
51	LIST { return LIST; }
52	LOAD { return LOAD; }
53	LOAD_BACKGROUND { return LOAD_BACKGROUND; }
54	REMOVE { return REMOVE; }
55	SET { return SET; }
56	SUBSCRIBE { return SUBSCRIBE; }
57	UNSUBSCRIBE { return UNSUBSCRIBE; }
58	CHANNEL { return CHANNEL; }
59	NOTIFICATION { return NOTIFICATION; }
60	AVAILABLE_ENGINES { return AVAILABLE_ENGINES; }
61	AVAILABLE_AUDIO_OUTPUT_DRIVERS { return AVAILABLE_AUDIO_OUTPUT_DRIVERS; }
62	CHANNELS { return CHANNELS; }
63	INFO { return INFO; }
64	BUFFER_FILL { return BUFFER_FILL; }
65	STREAM_COUNT { return STREAM_COUNT; }
66	VOICE_COUNT { return VOICE_COUNT; }
67	INSTRUMENT { return INSTRUMENT; }
68	ENGINE { return ENGINE; }
69	AUDIO_OUTPUT_DEVICE { return AUDIO_OUTPUT_DEVICE; }
70	AUDIO_OUTPUT_DEVICES { return AUDIO_OUTPUT_DEVICES; }
71	AUDIO_OUTPUT_DEVICE_PARAMETER { return AUDIO_OUTPUT_DEVICE_PARAMETER; }
72	AUDIO_OUTPUT_DRIVER { return AUDIO_OUTPUT_DRIVER; }
73	AUDIO_OUTPUT_DRIVER_PARAMETER { return AUDIO_OUTPUT_DRIVER_PARAMETER; }
74	AUDIO_OUTPUT_CHANNEL { return AUDIO_OUTPUT_CHANNEL; }
75	AUDIO_OUTPUT_CHANNEL_PARAMETER { return AUDIO_OUTPUT_CHANNEL_PARAMETER; }
76	MIDI_INPUT_PORT { return MIDI_INPUT_PORT; }
77	MIDI_INPUT_CHANNEL { return MIDI_INPUT_CHANNEL; }
78	MIDI_INPUT_TYPE { return MIDI_INPUT_TYPE; }
79	VOLUME { return VOLUME; }
80	BYTES { return BYTES; }
81	PERCENTAGE { return PERCENTAGE; }
82	RESET { return RESET; }
83	MISCELLANEOUS { return MISCELLANEOUS; }
84	QUIT { return QUIT; }
85	0\|([1-9]{DIGIT}*) { yylval->Number = atoi(yytext); return NUMBER; }
86	"\'" { yylval->String = ""; BEGIN(INSTRING); }
87	<INSTRING>[^\'\\]+ { yylval->String += yytext; }
88	<INSTRING>"\\n" { yylval->String += '\n'; }
89	<INSTRING>"\\r" { yylval->String += '\r'; }
90	<INSTRING>"\\t" { yylval->String += '\t'; }
91	<INSTRING>"\\\\" { yylval->String += '\\'; }
92	<INSTRING>"\\\"" { yylval->String += '\"'; }
93	<INSTRING>"\\\'" { yylval->String += '\''; }
94	<INSTRING>"\\"[^nrt\"\\] { yylval->String += yytext; }
95	<INSTRING>"\'" { BEGIN(INITIAL); return STRINGVAL; }
96	. { yylval->Char = yytext[0]; return CHAR; }
97
98	%%
99
100	/**
101	* We provide our own version of yywrap() so we don't have to link against
102	* the lex library.
103	*/
104	int yywrap(yyscan_t yyscanner) {
105	return 1; // continue scanning
106	}