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detex_2_4.lha
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detex.c
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C/C++ Source or Header
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1993-01-02
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55KB
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1,988 lines
/* A lexical scanner generated by flex */
/* scanner skeleton version:
* $Header: /usr/fsys/odin/a/vern/flex/RCS/flex.skel,v 2.16 90/08/03 14:09:36 vern Exp $
*/
#define FLEX_SCANNER
#include <stdio.h>
/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif
#ifdef __cplusplus
#include <stdlib.h>
#include <osfcn.h>
/* use prototypes in function declarations */
#define YY_USE_PROTOS
/* the "const" storage-class-modifier is valid */
#define YY_USE_CONST
#else /* ! __cplusplus */
#ifdef __STDC__
#ifdef __GNUC__
#include <stddef.h>
void *malloc( size_t );
void free( void* );
#else
#include <stdlib.h>
#endif /* __GNUC__ */
#define YY_USE_PROTOS
#define YY_USE_CONST
#endif /* __STDC__ */
#endif /* ! __cplusplus */
#ifdef __TURBOC__
#define YY_USE_CONST
#endif
#ifndef YY_USE_CONST
#define const
#endif
#ifdef YY_USE_PROTOS
#define YY_PROTO(proto) proto
#else
#define YY_PROTO(proto) ()
/* we can't get here if it's an ANSI C compiler, or a C++ compiler,
* so it's got to be a K&R compiler, and therefore there's no standard
* place from which to include these definitions
*/
char *malloc();
int free();
int read();
#endif
/* amount of stuff to slurp up with each read */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE 8192
#endif
/* returned upon end-of-file */
#define YY_END_TOK 0
/* copy whatever the last rule matched to the standard output */
/* cast to (char *) is because for 8-bit chars, yytext is (unsigned char *) */
/* this used to be an fputs(), but since the string might contain NUL's,
* we now use fwrite()
*/
#define ECHO (void) fwrite( (char *) yytext, yyleng, 1, yyout )
/* gets input and stuffs it into "buf". number of characters read, or YY_NULL,
* is returned in "result".
*/
#define YY_INPUT(buf,result,max_size) \
if ( (result = read( fileno(yyin), (char *) buf, max_size )) < 0 ) \
YY_FATAL_ERROR( "read() in flex scanner failed" );
#define YY_NULL 0
/* no semi-colon after return; correct usage is to write "yyterminate();" -
* we don't want an extra ';' after the "return" because that will cause
* some compilers to complain about unreachable statements.
*/
#define yyterminate() return ( YY_NULL )
/* report a fatal error */
/* The funky do-while is used to turn this macro definition into
* a single C statement (which needs a semi-colon terminator).
* This avoids problems with code like:
*
* if ( something_happens )
* YY_FATAL_ERROR( "oops, the something happened" );
* else
* everything_okay();
*
* Prior to using the do-while the compiler would get upset at the
* "else" because it interpreted the "if" statement as being all
* done when it reached the ';' after the YY_FATAL_ERROR() call.
*/
#define YY_FATAL_ERROR(msg) \
do \
{ \
(void) fputs( msg, stderr ); \
(void) putc( '\n', stderr ); \
exit( 1 ); \
} \
while ( 0 )
/* default yywrap function - always treat EOF as an EOF */
#define yywrap() 1
/* enter a start condition. This macro really ought to take a parameter,
* but we do it the disgusting crufty way forced on us by the ()-less
* definition of BEGIN
*/
#define BEGIN yy_start = 1 + 2 *
/* action number for EOF rule of a given start state */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
/* special action meaning "start processing a new file" */
#define YY_NEW_FILE \
do \
{ \
yy_init_buffer( yy_current_buffer, yyin ); \
yy_load_buffer_state(); \
} \
while ( 0 )
/* default declaration of generated scanner - a define so the user can
* easily add parameters
*/
#define YY_DECL int yylex YY_PROTO(( void ))
/* code executed at the end of each rule */
#define YY_BREAK break;
#define YY_END_OF_BUFFER_CHAR 0
#ifndef YY_BUF_SIZE
#define YY_BUF_SIZE (YY_READ_BUF_SIZE * 2) /* size of default input buffer */
#endif
typedef struct yy_buffer_state *YY_BUFFER_STATE;
#define YY_CHAR unsigned char
#define INITIAL 0
#ifndef lint
static char rcsid[] = "$Header: /usr/src/local/bin/detex/RCS/detex.l,v 2.14 1992/09/02 15:35:44 trinkle Exp $";
#endif
/*
* detex [-e environment-list] [-c] [-l] [-n] [-s] [-t] [-w] [file[.tex]]
*
* This program is used to remove TeX or LaTeX constructs from a text
* file.
*
* Written by:
* Daniel Trinkle
* Department of Computer Science
* Purdue University
*
*/
#include "detex.h"
#ifdef USG
#include <string.h>
#define index strchr
#define rindex strrchr
#else
#include <strings.h>
#endif
#ifndef MAXPATHLEN
#include <sys/param.h>
#endif
#define LaBEGIN if (fLatex) BEGIN
#define CITEBEGIN if (fLatex && !fCite) BEGIN
#define IGNORE if (fSpace && !fWord) putchar(' ')
#define SPACE if (!fWord) putchar(' ')
#define NEWLINE if (!fWord) putchar('\n')
#ifdef FLEX_SCANNER
#undef yywrap
#endif
#ifndef __STDC__
char *malloc();
#else
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include "detex_protos.h"
#endif
char *rgsbEnvIgnore[MAXENVS]; /* list of environments ignored */
char *rgsbIncList[MAXINCLIST]; /* list of includeonly files */
char *rgsbInputPaths[MAXINPUTPATHS]; /* list of input paths in order */
char sbCurrentEnv[CCHMAXENV]; /* current environment being ignored */
char *sbProgName; /* name we were invoked with */
FILE *rgfp[NOFILE+1]; /* stack of input/include files */
int cfp = 0; /* count of files in stack */
int cOpenBrace = 0; /* count of `{' in <LaMacro2> */
int csbEnvIgnore; /* count of environments ignored */
int csbIncList = 0; /* count of includeonly files */
int csbInputPaths; /* count of input paths */
int fLatex = 0; /* flag to indicated delatex */
int fWord = 0; /* flag for -w option */
int fFollow = 1; /* flag to follow input/include */
int fCite = 0; /* flag to echo \cite and \ref args */
int fSpace = 0; /* flag to replace \cs with space */
int fForcetex = 0; /* flag to inhibit latex mode */
#define Define 1
#define Display 2
#define IncludeOnly 3
#define Input 4
#define Math 5
#define Normal 6
#define Control 7
#define LaBegin 8
#define LaDisplay 9
#define LaEnd 10
#define LaEnv 11
#define LaFormula 12
#define LaInclude 13
#define LaMacro 14
#define LaMacro2 15
#define LaVerbatim 16
/* done after the current pattern has been matched and before the
* corresponding action - sets up yytext
*/
#define YY_DO_BEFORE_ACTION \
yytext = yy_bp; \
yyleng = yy_cp - yy_bp; \
yy_hold_char = *yy_cp; \
*yy_cp = '\0'; \
yy_c_buf_p = yy_cp;
#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2
/* return all but the first 'n' matched characters back to the input stream */
#define yyless(n) \
do \
{ \
/* undo effects of setting up yytext */ \
*yy_cp = yy_hold_char; \
yy_c_buf_p = yy_cp = yy_bp + n; \
YY_DO_BEFORE_ACTION; /* set up yytext again */ \
} \
while ( 0 )
#define unput(c) yyunput( c, yytext )
struct yy_buffer_state
{
FILE *yy_input_file;
YY_CHAR *yy_ch_buf; /* input buffer */
YY_CHAR *yy_buf_pos; /* current position in input buffer */
/* size of input buffer in bytes, not including room for EOB characters*/
int yy_buf_size;
/* number of characters read into yy_ch_buf, not including EOB characters */
int yy_n_chars;
int yy_eof_status; /* whether we've seen an EOF on this buffer */
#define EOF_NOT_SEEN 0
/* "pending" happens when the EOF has been seen but there's still
* some text process
*/
#define EOF_PENDING 1
#define EOF_DONE 2
};
static YY_BUFFER_STATE yy_current_buffer;
/* we provide macros for accessing buffer states in case in the
* future we want to put the buffer states in a more general
* "scanner state"
*/
#define YY_CURRENT_BUFFER yy_current_buffer
/* yy_hold_char holds the character lost when yytext is formed */
static YY_CHAR yy_hold_char;
static int yy_n_chars; /* number of characters read into yy_ch_buf */
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif
#ifndef YY_USER_INIT
#define YY_USER_INIT
#endif
extern YY_CHAR *yytext;
extern int yyleng;
extern FILE *yyin, *yyout;
YY_CHAR *yytext;
int yyleng;
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
#define YY_END_OF_BUFFER 88
typedef int yy_state_type;
static const short int yy_accept[278] =
{ 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 79, 79, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 88, 87, 40, 39, 38, 52,
51, 52, 63, 66, 65, 64, 68, 70, 69, 57,
55, 54, 57, 86, 86, 53, 1, 85, 86, 81,
81, 83, 80, 79, 78, 77, 80, 80, 9, 9,
8, 7, 9, 48, 47, 48, 16, 15, 13, 14,
12, 11, 12, 44, 43, 44, 59, 61, 60, 32,
31, 30, 36, 35, 33, 34, 6, 6, 50, 63,
68, 56, 82, 49, 1, 85, 0, 84, 75, 74,
41, 73, 73, 73, 73, 45, 73, 73, 73, 73,
73, 73, 73, 73, 73, 73, 73, 73, 79, 77,
77, 0, 76, 0, 0, 7, 0, 0, 46, 13,
0, 42, 59, 0, 84, 73, 73, 72, 73, 73,
73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
0, 0, 0, 71, 73, 73, 73, 37, 73, 22,
73, 73, 73, 73, 73, 27, 73, 73, 0, 10,
0, 73, 73, 73, 73, 20, 73, 73, 73, 73,
73, 73, 73, 29, 0, 0, 0, 3, 73, 73,
73, 73, 73, 23, 67, 24, 73, 73, 73, 0,
0, 0, 0, 0, 73, 73, 73, 73, 73, 73,
73, 73, 0, 0, 0, 0, 17, 73, 73, 73,
58, 25, 73, 73, 0, 0, 0, 73, 19, 73,
73, 73, 73, 0, 0, 0, 73, 73, 73, 26,
73, 0, 4, 0, 0, 73, 73, 73, 28, 0,
0, 73, 73, 62, 0, 0, 18, 73, 0, 0,
21, 0, 5, 0, 0, 2, 0
} ;
static const YY_CHAR yy_ec[256] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 4, 5, 1, 1, 6, 7, 1, 8, 9,
10, 1, 1, 11, 12, 1, 1, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 1, 1, 1,
12, 1, 5, 14, 15, 16, 16, 16, 17, 16,
16, 16, 16, 16, 16, 18, 16, 16, 19, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
20, 21, 22, 1, 1, 23, 24, 25, 26, 27,
28, 29, 30, 31, 32, 18, 16, 33, 34, 35,
36, 37, 16, 38, 39, 40, 41, 42, 16, 43,
44, 16, 45, 46, 47, 48, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1
} ;
static const YY_CHAR yy_meta[49] =
{ 0,
1, 2, 3, 2, 1, 1, 1, 4, 1, 1,
5, 6, 6, 7, 8, 8, 8, 8, 8, 1,
1, 1, 6, 8, 8, 8, 8, 8, 8, 8,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
8, 8, 8, 8, 2, 1, 9, 1
} ;
static const short int yy_base[303] =
{ 0,
0, 0, 0, 1, 2, 3, 8, 11, 14, 21,
23, 27, 68, 0, 116, 0, 164, 0, 17, 18,
212, 0, 28, 29, 31, 33, 259, 262, 4, 264,
265, 268, 39, 44, 709, 710, 710, 710, 710, 710,
710, 702, 0, 710, 710, 710, 0, 710, 710, 710,
710, 710, 701, 710, 683, 699, 0, 691, 695, 315,
710, 710, 710, 273, 710, 0, 261, 0, 710, 362,
365, 0, 369, 710, 710, 680, 710, 710, 0, 710,
710, 710, 673, 710, 710, 690, 0, 710, 710, 710,
710, 710, 710, 710, 710, 710, 710, 671, 710, 0,
0, 710, 710, 710, 0, 685, 689, 688, 710, 710,
710, 0, 20, 691, 23, 710, 39, 242, 662, 244,
658, 279, 272, 274, 668, 663, 251, 662, 372, 0,
0, 274, 0, 375, 379, 0, 382, 661, 710, 0,
653, 710, 0, 652, 675, 0, 678, 710, 651, 649,
633, 637, 632, 630, 261, 629, 623, 623, 604, 598,
597, 603, 601, 710, 595, 260, 479, 0, 465, 0,
471, 475, 460, 472, 470, 0, 471, 470, 469, 710,
385, 458, 452, 459, 450, 0, 455, 447, 443, 445,
451, 256, 447, 0, 458, 388, 392, 395, 453, 444,
435, 450, 450, 0, 0, 0, 448, 435, 433, 433,
399, 444, 402, 410, 437, 440, 436, 433, 439, 437,
405, 413, 414, 407, 423, 403, 0, 400, 408, 395,
396, 0, 398, 389, 394, 398, 396, 395, 0, 379,
381, 387, 381, 440, 384, 359, 356, 340, 342, 0,
332, 449, 710, 268, 271, 272, 257, 256, 0, 259,
261, 241, 248, 0, 30, 27, 0, 29, 452, 3,
0, 455, 710, 458, 461, 710, 710, 508, 517, 526,
535, 544, 553, 562, 571, 580, 589, 598, 607, 616,
625, 633, 641, 647, 655, 661, 663, 33, 20, 671,
676, 678
} ;
static const short int yy_def[303] =
{ 0,
278, 278, 279, 279, 280, 280, 281, 281, 282, 282,
283, 283, 277, 13, 277, 15, 277, 17, 284, 284,
277, 21, 285, 285, 286, 286, 287, 287, 288, 288,
289, 289, 290, 290, 277, 277, 277, 277, 277, 277,
277, 277, 291, 277, 277, 277, 292, 277, 277, 277,
277, 277, 277, 277, 277, 277, 293, 277, 294, 277,
277, 277, 277, 277, 277, 295, 296, 297, 277, 277,
277, 298, 277, 277, 277, 277, 277, 277, 299, 277,
277, 277, 277, 277, 277, 277, 300, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 291,
292, 277, 277, 277, 293, 277, 301, 294, 277, 277,
277, 302, 302, 302, 302, 277, 302, 302, 302, 302,
302, 302, 302, 302, 302, 302, 302, 302, 277, 295,
295, 296, 297, 277, 277, 298, 277, 277, 277, 299,
277, 277, 300, 277, 301, 302, 302, 277, 302, 302,
302, 302, 302, 302, 302, 302, 302, 302, 302, 302,
277, 277, 277, 277, 302, 302, 302, 302, 302, 302,
302, 302, 302, 302, 302, 302, 302, 302, 277, 277,
277, 302, 302, 302, 302, 302, 302, 302, 302, 302,
302, 302, 302, 302, 277, 277, 277, 302, 302, 302,
302, 302, 302, 302, 302, 302, 302, 302, 302, 277,
277, 277, 277, 277, 302, 302, 302, 302, 302, 302,
302, 302, 277, 277, 277, 277, 302, 302, 302, 302,
302, 302, 302, 302, 277, 277, 277, 302, 302, 302,
302, 302, 302, 277, 277, 277, 302, 302, 302, 302,
302, 277, 277, 277, 277, 302, 302, 302, 302, 277,
277, 302, 302, 302, 277, 277, 302, 302, 277, 277,
302, 277, 277, 277, 277, 277, 0, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277
} ;
static const short int yy_nxt[759] =
{ 0,
277, 277, 38, 38, 41, 41, 91, 42, 42, 44,
45, 44, 44, 45, 44, 48, 49, 48, 44, 75,
75, 44, 48, 49, 48, 51, 148, 140, 52, 51,
82, 82, 52, 85, 147, 85, 147, 76, 76, 147,
136, 36, 274, 53, 39, 39, 36, 53, 83, 83,
92, 86, 44, 86, 46, 44, 271, 46, 48, 98,
48, 270, 147, 269, 98, 48, 147, 48, 54, 54,
54, 54, 55, 56, 57, 54, 54, 54, 54, 54,
58, 54, 59, 59, 59, 59, 59, 54, 60, 54,
54, 59, 59, 59, 59, 59, 59, 59, 59, 59,
59, 59, 59, 59, 59, 59, 59, 59, 59, 59,
59, 59, 61, 61, 61, 62, 63, 64, 65, 64,
63, 63, 63, 66, 63, 63, 63, 66, 67, 67,
67, 67, 67, 67, 67, 63, 68, 63, 66, 67,
67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
64, 63, 63, 63, 69, 70, 71, 70, 69, 69,
69, 69, 69, 69, 69, 69, 69, 69, 72, 72,
72, 72, 72, 69, 69, 69, 69, 72, 72, 72,
72, 72, 72, 72, 72, 72, 72, 72, 72, 72,
72, 72, 72, 72, 72, 72, 72, 72, 73, 69,
69, 69, 77, 77, 78, 77, 77, 77, 77, 77,
77, 77, 77, 77, 77, 77, 79, 79, 79, 79,
79, 77, 77, 77, 77, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 77, 77, 80, 77,
88, 89, 88, 88, 89, 88, 91, 94, 131, 149,
94, 152, 131, 150, 129, 148, 129, 148, 159, 153,
268, 131, 148, 131, 267, 131, 171, 172, 266, 147,
265, 183, 184, 207, 208, 156, 131, 173, 185, 264,
263, 147, 262, 88, 261, 88, 88, 260, 88, 95,
92, 96, 95, 155, 96, 109, 109, 129, 110, 109,
109, 109, 109, 111, 109, 109, 109, 109, 112, 113,
112, 112, 114, 115, 116, 109, 109, 109, 117, 118,
119, 120, 121, 112, 112, 112, 122, 123, 112, 112,
124, 125, 126, 127, 112, 112, 128, 112, 112, 109,
109, 109, 109, 134, 134, 134, 134, 134, 134, 259,
137, 137, 137, 129, 258, 129, 134, 134, 134, 257,
137, 137, 137, 137, 137, 137, 196, 196, 196, 196,
196, 196, 256, 211, 211, 211, 213, 213, 213, 255,
211, 211, 211, 213, 213, 213, 135, 254, 251, 135,
138, 225, 225, 225, 250, 249, 129, 248, 247, 135,
138, 246, 245, 138, 225, 225, 225, 244, 243, 197,
242, 241, 197, 212, 240, 239, 226, 238, 237, 214,
212, 252, 252, 252, 236, 235, 214, 234, 233, 226,
252, 252, 252, 272, 272, 272, 272, 272, 272, 275,
275, 275, 275, 275, 275, 232, 231, 230, 229, 228,
227, 224, 223, 222, 221, 220, 219, 218, 217, 216,
215, 210, 209, 206, 205, 204, 253, 203, 202, 201,
200, 199, 198, 195, 194, 253, 193, 192, 273, 191,
190, 273, 189, 188, 276, 187, 186, 276, 36, 36,
36, 36, 36, 36, 36, 36, 36, 37, 37, 37,
37, 37, 37, 37, 37, 37, 40, 40, 40, 40,
40, 40, 40, 40, 40, 43, 43, 43, 43, 43,
43, 43, 43, 43, 47, 47, 47, 47, 47, 47,
47, 47, 47, 50, 50, 50, 50, 50, 50, 50,
50, 50, 74, 74, 74, 74, 74, 74, 74, 74,
74, 81, 81, 81, 81, 81, 81, 81, 81, 81,
84, 84, 84, 84, 84, 84, 84, 84, 84, 87,
87, 87, 87, 87, 87, 87, 87, 87, 90, 90,
90, 90, 90, 90, 90, 90, 90, 93, 93, 93,
93, 93, 93, 93, 93, 93, 97, 97, 97, 97,
97, 97, 97, 97, 97, 100, 182, 181, 100, 180,
100, 100, 100, 101, 179, 178, 101, 101, 101, 101,
101, 105, 105, 177, 105, 105, 105, 105, 105, 105,
108, 176, 175, 174, 108, 130, 170, 169, 130, 130,
130, 130, 130, 130, 132, 168, 132, 132, 132, 133,
133, 143, 167, 166, 143, 143, 143, 143, 143, 145,
165, 164, 277, 145, 146, 146, 163, 162, 161, 160,
158, 157, 154, 151, 148, 107, 107, 106, 144, 142,
141, 139, 107, 106, 104, 103, 102, 99, 277, 35,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277
} ;
static const short int yy_chk[759] =
{ 0,
0, 0, 3, 4, 5, 6, 29, 5, 6, 7,
7, 7, 8, 8, 8, 9, 9, 9, 7, 19,
20, 8, 10, 10, 10, 11, 115, 299, 11, 12,
23, 24, 12, 25, 113, 26, 113, 19, 20, 115,
298, 33, 270, 11, 3, 4, 34, 12, 23, 24,
29, 25, 7, 26, 7, 8, 268, 8, 9, 33,
9, 266, 117, 265, 34, 10, 117, 10, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
27, 27, 27, 28, 28, 28, 30, 31, 67, 118,
32, 120, 67, 118, 64, 123, 64, 124, 127, 120,
263, 132, 122, 67, 262, 132, 155, 155, 261, 127,
260, 166, 166, 192, 192, 123, 132, 155, 166, 258,
257, 124, 256, 27, 255, 27, 28, 254, 28, 31,
30, 31, 32, 122, 32, 60, 60, 64, 60, 60,
60, 60, 60, 60, 60, 60, 60, 60, 60, 60,
60, 60, 60, 60, 60, 60, 60, 60, 60, 60,
60, 60, 60, 60, 60, 60, 60, 60, 60, 60,
60, 60, 60, 60, 60, 60, 60, 60, 60, 60,
60, 60, 60, 70, 70, 70, 71, 71, 71, 251,
73, 73, 73, 129, 249, 129, 134, 134, 134, 248,
135, 135, 135, 137, 137, 137, 181, 181, 181, 196,
196, 196, 247, 197, 197, 197, 198, 198, 198, 246,
211, 211, 211, 213, 213, 213, 70, 245, 243, 71,
73, 214, 214, 214, 242, 241, 129, 240, 238, 134,
135, 237, 236, 137, 225, 225, 225, 235, 234, 181,
233, 231, 196, 197, 230, 229, 214, 228, 226, 198,
211, 244, 244, 244, 224, 223, 213, 222, 221, 225,
252, 252, 252, 269, 269, 269, 272, 272, 272, 274,
274, 274, 275, 275, 275, 220, 219, 218, 217, 216,
215, 212, 210, 209, 208, 207, 203, 202, 201, 200,
199, 195, 193, 191, 190, 189, 244, 188, 187, 185,
184, 183, 182, 179, 178, 252, 177, 175, 269, 174,
173, 272, 172, 171, 274, 169, 167, 275, 278, 278,
278, 278, 278, 278, 278, 278, 278, 279, 279, 279,
279, 279, 279, 279, 279, 279, 280, 280, 280, 280,
280, 280, 280, 280, 280, 281, 281, 281, 281, 281,
281, 281, 281, 281, 282, 282, 282, 282, 282, 282,
282, 282, 282, 283, 283, 283, 283, 283, 283, 283,
283, 283, 284, 284, 284, 284, 284, 284, 284, 284,
284, 285, 285, 285, 285, 285, 285, 285, 285, 285,
286, 286, 286, 286, 286, 286, 286, 286, 286, 287,
287, 287, 287, 287, 287, 287, 287, 287, 288, 288,
288, 288, 288, 288, 288, 288, 288, 289, 289, 289,
289, 289, 289, 289, 289, 289, 290, 290, 290, 290,
290, 290, 290, 290, 290, 291, 165, 163, 291, 162,
291, 291, 291, 292, 161, 160, 292, 292, 292, 292,
292, 293, 293, 159, 293, 293, 293, 293, 293, 293,
294, 158, 157, 156, 294, 295, 154, 153, 295, 295,
295, 295, 295, 295, 296, 152, 296, 296, 296, 297,
297, 300, 151, 150, 300, 300, 300, 300, 300, 301,
149, 147, 145, 301, 302, 302, 144, 141, 138, 128,
126, 125, 121, 119, 114, 108, 107, 106, 98, 86,
83, 76, 59, 58, 56, 55, 53, 42, 35, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277, 277, 277,
277, 277, 277, 277, 277, 277, 277, 277
} ;
static yy_state_type yy_last_accepting_state;
static YY_CHAR *yy_last_accepting_cpos;
/* the intent behind this definition is that it'll catch
* any uses of REJECT which flex missed
*/
#define REJECT reject_used_but_not_detected
#define yymore() yymore_used_but_not_detected
#define YY_MORE_ADJ 0
/* these variables are all declared out here so that section 3 code can
* manipulate them
*/
/* points to current character in buffer */
static YY_CHAR *yy_c_buf_p = (YY_CHAR *) 0;
static int yy_init = 1; /* whether we need to initialize */
static int yy_start = 0; /* start state number */
/* flag which is used to allow yywrap()'s to do buffer switches
* instead of setting up a fresh yyin. A bit of a hack ...
*/
static int yy_did_buffer_switch_on_eof;
static yy_state_type yy_get_previous_state YY_PROTO(( void ));
static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
static int yy_get_next_buffer YY_PROTO(( void ));
static void yyunput YY_PROTO(( YY_CHAR c, YY_CHAR *buf_ptr ));
void yyrestart YY_PROTO(( FILE *input_file ));
void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
void yy_load_buffer_state YY_PROTO(( void ));
YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
#define yy_new_buffer yy_create_buffer
#ifdef __cplusplus
static int yyinput YY_PROTO(( void ));
#else
static int input YY_PROTO(( void ));
#endif
YY_DECL
{
register yy_state_type yy_current_state;
register YY_CHAR *yy_cp, *yy_bp;
register int yy_act;
if ( yy_init )
{
YY_USER_INIT;
if ( ! yy_start )
yy_start = 1; /* first start state */
if ( ! yyin )
yyin = stdin;
if ( ! yyout )
yyout = stdout;
if ( yy_current_buffer )
yy_init_buffer( yy_current_buffer, yyin );
else
yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
yy_load_buffer_state();
yy_init = 0;
}
while ( 1 ) /* loops until end-of-file is reached */
{
yy_cp = yy_c_buf_p;
/* support of yytext */
*yy_cp = yy_hold_char;
/* yy_bp points to the position in yy_ch_buf of the start of the
* current run.
*/
yy_bp = yy_cp;
yy_current_state = yy_start;
yy_match:
do
{
register YY_CHAR yy_c = yy_ec[*yy_cp];
if ( yy_accept[yy_current_state] )
{
yy_last_accepting_state = yy_current_state;
yy_last_accepting_cpos = yy_cp;
}
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = yy_def[yy_current_state];
if ( yy_current_state >= 278 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
++yy_cp;
}
while ( yy_current_state != 277 );
yy_cp = yy_last_accepting_cpos;
yy_current_state = yy_last_accepting_state;
yy_find_action:
yy_act = yy_accept[yy_current_state];
YY_DO_BEFORE_ACTION;
YY_USER_ACTION;
do_action: /* this label is used only to access EOF actions */
switch ( yy_act )
{
case 0: /* must backtrack */
/* undo the effects of YY_DO_BEFORE_ACTION */
*yy_cp = yy_hold_char;
yy_cp = yy_last_accepting_cpos;
yy_current_state = yy_last_accepting_state;
goto yy_find_action;
case 1:
/* ignore comments */ ;
YY_BREAK
case 2:
{fLatex = !fForcetex; IGNORE;}
YY_BREAK
case 3:
/* environment start */ {LaBEGIN LaBegin; IGNORE;}
YY_BREAK
case 4:
{ if (BeginEnv("verbatim"))
BEGIN LaEnv;
else
BEGIN LaVerbatim;
IGNORE;
}
YY_BREAK
case 5:
/* verbatim mode */ {BEGIN Normal; IGNORE;}
YY_BREAK
case 6:
ECHO;
YY_BREAK
case 7:
{ if (BeginEnv(yytext))
BEGIN LaEnv;
else
BEGIN LaMacro;
IGNORE;
}
YY_BREAK
case 8:
NEWLINE;
YY_BREAK
case 9:
;
YY_BREAK
case 10:
/* absorb some environments */ {LaBEGIN LaEnd; IGNORE;}
YY_BREAK
case 11:
NEWLINE;
YY_BREAK
case 12:
;
YY_BREAK
case 13:
/* end environment */ { if (EndEnv(yytext))
BEGIN Normal;
IGNORE;
}
YY_BREAK
case 14:
{BEGIN LaEnv; IGNORE;}
YY_BREAK
case 15:
NEWLINE;
YY_BREAK
case 16:
;
YY_BREAK
case 17:
/* ignore args */ {LaBEGIN LaMacro2; IGNORE;}
YY_BREAK
case 18:
/* of these \cs */ {LaBEGIN LaMacro; IGNORE;}
YY_BREAK
case 19:
{LaBEGIN LaMacro; IGNORE;}
YY_BREAK
case 20:
{CITEBEGIN LaMacro2; IGNORE;}
YY_BREAK
case 21:
{LaBEGIN LaMacro; IGNORE;}
YY_BREAK
case 22:
{LaBEGIN LaMacro; IGNORE;}
YY_BREAK
case 23:
{LaBEGIN LaMacro2; SPACE;}
YY_BREAK
case 24:
{LaBEGIN LaMacro; IGNORE;}
YY_BREAK
case 25:
{CITEBEGIN LaMacro; IGNORE;}
YY_BREAK
case 26:
{LaBEGIN LaMacro; IGNORE;}
YY_BREAK
case 27:
{CITEBEGIN LaMacro; IGNORE;}
YY_BREAK
case 28:
{LaBEGIN LaMacro; IGNORE;}
YY_BREAK
case 29:
/* ignore \verb<char>...<char> */ { if (fLatex) {
char verbchar, c;
verbchar = input();
while ((c = input()) != verbchar)
if (c == '\n')
NEWLINE;
}
IGNORE;
}
YY_BREAK
case 30:
BEGIN Normal;
YY_BREAK
case 31:
NEWLINE;
YY_BREAK
case 32:
;
YY_BREAK
case 33:
{ cOpenBrace++; }
YY_BREAK
case 34:
{ cOpenBrace--;
if (cOpenBrace == 0)
BEGIN Normal;
}
YY_BREAK
case 35:
NEWLINE;
YY_BREAK
case 36:
;
YY_BREAK
case 37:
/* ignore def begin */ {BEGIN Define; IGNORE;}
YY_BREAK
case 38:
BEGIN Normal;
YY_BREAK
case 39:
NEWLINE;
YY_BREAK
case 40:
;
YY_BREAK
case 41:
/* formula mode */ {LaBEGIN LaFormula; IGNORE;}
YY_BREAK
case 42:
BEGIN Normal;
YY_BREAK
case 43:
NEWLINE;
YY_BREAK
case 44:
;
YY_BREAK
case 45:
/* display mode */ {LaBEGIN LaDisplay; IGNORE;}
YY_BREAK
case 46:
BEGIN Normal;
YY_BREAK
case 47:
NEWLINE;
YY_BREAK
case 48:
;
YY_BREAK
case 49:
/* display mode */ {BEGIN Display; IGNORE;}
YY_BREAK
case 50:
BEGIN Normal;
YY_BREAK
case 51:
NEWLINE;
YY_BREAK
case 52:
;
YY_BREAK
case 53:
/* math mode */ {BEGIN Math; IGNORE;}
YY_BREAK
case 54:
BEGIN Normal;
YY_BREAK
case 55:
NEWLINE;
YY_BREAK
case 56:
;
YY_BREAK
case 57:
;
YY_BREAK
case 58:
/* process files */ {LaBEGIN LaInclude; IGNORE;}
YY_BREAK
case 59:
{ IncludeFile(yytext);
BEGIN Normal;
}
YY_BREAK
case 60:
NEWLINE;
YY_BREAK
case 61:
;
YY_BREAK
case 62:
{BEGIN IncludeOnly; IGNORE;}
YY_BREAK
case 63:
AddInclude(yytext);
YY_BREAK
case 64:
{ if (csbIncList == 0)
rgsbIncList[csbIncList++] = '\0';
BEGIN Normal;
}
YY_BREAK
case 65:
NEWLINE;
YY_BREAK
case 66:
;
YY_BREAK
case 67:
{BEGIN Input; IGNORE;}
YY_BREAK
case 68:
{ InputFile(yytext);
BEGIN Normal;
}
YY_BREAK
case 69:
NEWLINE;
YY_BREAK
case 70:
;
YY_BREAK
case 71:
/* handle ligatures */ {printf("%.2s", yytext+1);}
YY_BREAK
case 72:
{printf("%.1s", yytext+1);}
YY_BREAK
case 73:
/* ignore other \cs */ {BEGIN Control; IGNORE;}
YY_BREAK
case 74:
SPACE;
YY_BREAK
case 75:
IGNORE;
YY_BREAK
case 76:
IGNORE;
YY_BREAK
case 77:
IGNORE;
YY_BREAK
case 78:
{BEGIN Normal; NEWLINE;}
YY_BREAK
case 79:
{BEGIN Normal; IGNORE;}
YY_BREAK
case 80:
{yyless(0);BEGIN Normal;}
YY_BREAK
case 81:
/* special characters */ IGNORE;
YY_BREAK
case 82:
IGNORE;
YY_BREAK
case 83:
SPACE;
YY_BREAK
case 84:
{ if (fWord)
printf("%s\n", yytext);
else
ECHO;
}
YY_BREAK
case 85:
if (!fWord) ECHO;
YY_BREAK
case 86:
if (!fWord) ECHO;
YY_BREAK
case 87:
ECHO;
YY_BREAK
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(Define):
case YY_STATE_EOF(Display):
case YY_STATE_EOF(IncludeOnly):
case YY_STATE_EOF(Input):
case YY_STATE_EOF(Math):
case YY_STATE_EOF(Normal):
case YY_STATE_EOF(Control):
case YY_STATE_EOF(LaBegin):
case YY_STATE_EOF(LaDisplay):
case YY_STATE_EOF(LaEnd):
case YY_STATE_EOF(LaEnv):
case YY_STATE_EOF(LaFormula):
case YY_STATE_EOF(LaInclude):
case YY_STATE_EOF(LaMacro):
case YY_STATE_EOF(LaMacro2):
case YY_STATE_EOF(LaVerbatim):
yyterminate();
case YY_END_OF_BUFFER:
{
/* amount of text matched not including the EOB char */
int yy_amount_of_matched_text = yy_cp - yytext - 1;
/* undo the effects of YY_DO_BEFORE_ACTION */
*yy_cp = yy_hold_char;
/* note that here we test for yy_c_buf_p "<=" to the position
* of the first EOB in the buffer, since yy_c_buf_p will
* already have been incremented past the NUL character
* (since all states make transitions on EOB to the end-
* of-buffer state). Contrast this with the test in yyinput().
*/
if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
/* this was really a NUL */
{
yy_state_type yy_next_state;
yy_c_buf_p = yytext + yy_amount_of_matched_text;
yy_current_state = yy_get_previous_state();
/* okay, we're now positioned to make the
* NUL transition. We couldn't have
* yy_get_previous_state() go ahead and do it
* for us because it doesn't know how to deal
* with the possibility of jamming (and we
* don't want to build jamming into it because
* then it will run more slowly)
*/
yy_next_state = yy_try_NUL_trans( yy_current_state );
yy_bp = yytext + YY_MORE_ADJ;
if ( yy_next_state )
{
/* consume the NUL */
yy_cp = ++yy_c_buf_p;
yy_current_state = yy_next_state;
goto yy_match;
}
else
{
yy_cp = yy_last_accepting_cpos;
yy_current_state = yy_last_accepting_state;
goto yy_find_action;
}
}
else switch ( yy_get_next_buffer() )
{
case EOB_ACT_END_OF_FILE:
{
yy_did_buffer_switch_on_eof = 0;
if ( yywrap() )
{
/* note: because we've taken care in
* yy_get_next_buffer() to have set up yytext,
* we can now set up yy_c_buf_p so that if some
* total hoser (like flex itself) wants
* to call the scanner after we return the
* YY_NULL, it'll still work - another YY_NULL
* will get returned.
*/
yy_c_buf_p = yytext + YY_MORE_ADJ;
yy_act = YY_STATE_EOF((yy_start - 1) / 2);
goto do_action;
}
else
{
if ( ! yy_did_buffer_switch_on_eof )
YY_NEW_FILE;
}
}
break;
case EOB_ACT_CONTINUE_SCAN:
yy_c_buf_p = yytext + yy_amount_of_matched_text;
yy_current_state = yy_get_previous_state();
yy_cp = yy_c_buf_p;
yy_bp = yytext + YY_MORE_ADJ;
goto yy_match;
case EOB_ACT_LAST_MATCH:
yy_c_buf_p =
&yy_current_buffer->yy_ch_buf[yy_n_chars];
yy_current_state = yy_get_previous_state();
yy_cp = yy_c_buf_p;
yy_bp = yytext + YY_MORE_ADJ;
goto yy_find_action;
}
break;
}
default:
#ifdef FLEX_DEBUG
printf( "action # %d\n", yy_act );
#endif
YY_FATAL_ERROR(
"fatal flex scanner internal error--no action found" );
}
}
}
/* yy_get_next_buffer - try to read in a new buffer
*
* synopsis
* int yy_get_next_buffer();
*
* returns a code representing an action
* EOB_ACT_LAST_MATCH -
* EOB_ACT_CONTINUE_SCAN - continue scanning from current position
* EOB_ACT_END_OF_FILE - end of file
*/
static int yy_get_next_buffer()
{
register YY_CHAR *dest = yy_current_buffer->yy_ch_buf;
register YY_CHAR *source = yytext - 1; /* copy prev. char, too */
register int number_to_move, i;
int ret_val;
if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
YY_FATAL_ERROR(
"fatal flex scanner internal error--end of buffer missed" );
/* try to read more data */
/* first move last chars to start of buffer */
number_to_move = yy_c_buf_p - yytext;
for ( i = 0; i < number_to_move; ++i )
*(dest++) = *(source++);
if ( yy_current_buffer->yy_eof_status != EOF_NOT_SEEN )
/* don't do the read, it's not guaranteed to return an EOF,
* just force an EOF
*/
yy_n_chars = 0;
else
{
int num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1;
if ( num_to_read > YY_READ_BUF_SIZE )
num_to_read = YY_READ_BUF_SIZE;
else if ( num_to_read <= 0 )
YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" );
/* read in more data */
YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
yy_n_chars, num_to_read );
}
if ( yy_n_chars == 0 )
{
if ( number_to_move == 1 )
{
ret_val = EOB_ACT_END_OF_FILE;
yy_current_buffer->yy_eof_status = EOF_DONE;
}
else
{
ret_val = EOB_ACT_LAST_MATCH;
yy_current_buffer->yy_eof_status = EOF_PENDING;
}
}
else
ret_val = EOB_ACT_CONTINUE_SCAN;
yy_n_chars += number_to_move;
yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
/* yytext begins at the second character in yy_ch_buf; the first
* character is the one which preceded it before reading in the latest
* buffer; it needs to be kept around in case it's a newline, so
* yy_get_previous_state() will have with '^' rules active
*/
yytext = &yy_current_buffer->yy_ch_buf[1];
return ( ret_val );
}
/* yy_get_previous_state - get the state just before the EOB char was reached
*
* synopsis
* yy_state_type yy_get_previous_state();
*/
static yy_state_type yy_get_previous_state()
{
register yy_state_type yy_current_state;
register YY_CHAR *yy_cp;
yy_current_state = yy_start;
for ( yy_cp = yytext + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
{
register YY_CHAR yy_c = (*yy_cp ? yy_ec[*yy_cp] : 1);
if ( yy_accept[yy_current_state] )
{
yy_last_accepting_state = yy_current_state;
yy_last_accepting_cpos = yy_cp;
}
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = yy_def[yy_current_state];
if ( yy_current_state >= 278 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
}
return ( yy_current_state );
}
/* yy_try_NUL_trans - try to make a transition on the NUL character
*
* synopsis
* next_state = yy_try_NUL_trans( current_state );
*/
#ifdef YY_USE_PROTOS
static yy_state_type yy_try_NUL_trans( register yy_state_type yy_current_state )
#else
static yy_state_type yy_try_NUL_trans( yy_current_state )
register yy_state_type yy_current_state;
#endif
{
register int yy_is_jam;
register YY_CHAR *yy_cp = yy_c_buf_p;
register YY_CHAR yy_c = 1;
if ( yy_accept[yy_current_state] )
{
yy_last_accepting_state = yy_current_state;
yy_last_accepting_cpos = yy_cp;
}
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = yy_def[yy_current_state];
if ( yy_current_state >= 278 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
yy_is_jam = (yy_current_state == 277);
return ( yy_is_jam ? 0 : yy_current_state );
}
#ifdef YY_USE_PROTOS
static void yyunput( YY_CHAR c, register YY_CHAR *yy_bp )
#else
static void yyunput( c, yy_bp )
YY_CHAR c;
register YY_CHAR *yy_bp;
#endif
{
register YY_CHAR *yy_cp = yy_c_buf_p;
/* undo effects of setting up yytext */
*yy_cp = yy_hold_char;
if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
{ /* need to shift things up to make room */
register int number_to_move = yy_n_chars + 2; /* +2 for EOB chars */
register YY_CHAR *dest =
&yy_current_buffer->yy_ch_buf[yy_current_buffer->yy_buf_size + 2];
register YY_CHAR *source =
&yy_current_buffer->yy_ch_buf[number_to_move];
while ( source > yy_current_buffer->yy_ch_buf )
*--dest = *--source;
yy_cp += dest - source;
yy_bp += dest - source;
yy_n_chars = yy_current_buffer->yy_buf_size;
if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
YY_FATAL_ERROR( "flex scanner push-back overflow" );
}
if ( yy_cp > yy_bp && yy_cp[-1] == '\n' )
yy_cp[-2] = '\n';
*--yy_cp = c;
/* note: the formal parameter *must* be called "yy_bp" for this
* macro to now work correctly
*/
YY_DO_BEFORE_ACTION; /* set up yytext again */
}
#ifdef __cplusplus
static int yyinput()
#else
static int input()
#endif
{
int c;
YY_CHAR *yy_cp = yy_c_buf_p;
*yy_cp = yy_hold_char;
if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
{
/* yy_c_buf_p now points to the character we want to return.
* If this occurs *before* the EOB characters, then it's a
* valid NUL; if not, then we've hit the end of the buffer.
*/
if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
/* this was really a NUL */
*yy_c_buf_p = '\0';
else
{ /* need more input */
yytext = yy_c_buf_p;
++yy_c_buf_p;
switch ( yy_get_next_buffer() )
{
case EOB_ACT_END_OF_FILE:
{
if ( yywrap() )
{
yy_c_buf_p = yytext + YY_MORE_ADJ;
return ( EOF );
}
YY_NEW_FILE;
#ifdef __cplusplus
return ( yyinput() );
#else
return ( input() );
#endif
}
break;
case EOB_ACT_CONTINUE_SCAN:
yy_c_buf_p = yytext + YY_MORE_ADJ;
break;
case EOB_ACT_LAST_MATCH:
#ifdef __cplusplus
YY_FATAL_ERROR( "unexpected last match in yyinput()" );
#else
YY_FATAL_ERROR( "unexpected last match in input()" );
#endif
}
}
}
c = *yy_c_buf_p;
yy_hold_char = *++yy_c_buf_p;
return ( c );
}
#ifdef YY_USE_PROTOS
void yyrestart( FILE *input_file )
#else
void yyrestart( input_file )
FILE *input_file;
#endif
{
yy_init_buffer( yy_current_buffer, input_file );
yy_load_buffer_state();
}
#ifdef YY_USE_PROTOS
void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
#else
void yy_switch_to_buffer( new_buffer )
YY_BUFFER_STATE new_buffer;
#endif
{
if ( yy_current_buffer == new_buffer )
return;
if ( yy_current_buffer )
{
/* flush out information for old buffer */
*yy_c_buf_p = yy_hold_char;
yy_current_buffer->yy_buf_pos = yy_c_buf_p;
yy_current_buffer->yy_n_chars = yy_n_chars;
}
yy_current_buffer = new_buffer;
yy_load_buffer_state();
/* we don't actually know whether we did this switch during
* EOF (yywrap()) processing, but the only time this flag
* is looked at is after yywrap() is called, so it's safe
* to go ahead and always set it.
*/
yy_did_buffer_switch_on_eof = 1;
}
#ifdef YY_USE_PROTOS
void yy_load_buffer_state( void )
#else
void yy_load_buffer_state()
#endif
{
yy_n_chars = yy_current_buffer->yy_n_chars;
yytext = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
yyin = yy_current_buffer->yy_input_file;
yy_hold_char = *yy_c_buf_p;
}
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
#else
YY_BUFFER_STATE yy_create_buffer( file, size )
FILE *file;
int size;
#endif
{
YY_BUFFER_STATE b;
b = (YY_BUFFER_STATE) malloc( sizeof( struct yy_buffer_state ) );
if ( ! b )
YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
b->yy_buf_size = size;
/* yy_ch_buf has to be 2 characters longer than the size given because
* we need to put in 2 end-of-buffer characters.
*/
b->yy_ch_buf = (YY_CHAR *) malloc( (unsigned) (b->yy_buf_size + 2) );
if ( ! b->yy_ch_buf )
YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
yy_init_buffer( b, file );
return ( b );
}
#ifdef YY_USE_PROTOS
void yy_delete_buffer( YY_BUFFER_STATE b )
#else
void yy_delete_buffer( b )
YY_BUFFER_STATE b;
#endif
{
if ( b == yy_current_buffer )
yy_current_buffer = (YY_BUFFER_STATE) 0;
free( (char *) b->yy_ch_buf );
free( (char *) b );
}
#ifdef YY_USE_PROTOS
void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
#else
void yy_init_buffer( b, file )
YY_BUFFER_STATE b;
FILE *file;
#endif
{
b->yy_input_file = file;
/* we put in the '\n' and start reading from [1] so that an
* initial match-at-newline will be true.
*/
b->yy_ch_buf[0] = '\n';
b->yy_n_chars = 1;
/* we always need two end-of-buffer characters. The first causes
* a transition to the end-of-buffer state. The second causes
* a jam in that state.
*/
b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
b->yy_ch_buf[2] = YY_END_OF_BUFFER_CHAR;
b->yy_buf_pos = &b->yy_ch_buf[1];
b->yy_eof_status = EOF_NOT_SEEN;
}
/******
** main --
** Set sbProgName to the base of arg 0.
** Set the input paths.
** Check for options
** -c echo LaTeX \cite, \ref, and \pageref values
** -e <env-list> list of LaTeX environments to ignore
** -l force latex mode
** -n do not follow \input and \include
** -s replace control sequences with space
** -t force tex mode
** -w word only output
** Set the list of LaTeX environments to ignore.
** Process each input file.
** If no input files are specified on the command line, process stdin.
******/
main(int cArgs, char *rgsbArgs[])
{
char *pch, *sbEnvList = DEFAULTENV, sbBadOpt[2];
#ifndef __STDC__
FILE *TexOpen();
#endif
int fSawFile = 0, iArgs = 1;
/* get base name and decide what we are doing, detex or delatex */
if ((sbProgName = rindex(rgsbArgs[0], '/')) != NULL)
sbProgName++;
else
sbProgName = rgsbArgs[0];
if (strcmp("delatex",sbProgName) == 0)
fLatex = 1;
/* set rgsbInputPaths for use with TexOpen() */
SetInputPaths();
/* process command line options */
while (iArgs < cArgs && *(pch = rgsbArgs[iArgs]) == CHOPT) {
while (*++pch)
switch (*pch) {
case CHCITEOPT:
fCite = 1;
break;
case CHENVOPT:
sbEnvList = rgsbArgs[++iArgs];
break;
case CHLATEXOPT:
fLatex = 1;
break;
case CHNOFOLLOWOPT:
fFollow = 0;
break;
case CHSPACEOPT:
fSpace = 1;
break;
case CHTEXOPT:
fForcetex = 1;
break;
case CHWORDOPT:
fWord = 1;
break;
default:
sbBadOpt[0] = *pch;
sbBadOpt[1] = '\0';
Warning("unknown option ignored -", sbBadOpt);
}
iArgs++;
}
SetEnvIgnore(sbEnvList);
/* process input files */
for (; iArgs < cArgs; iArgs++) {
fSawFile++;
if ((yyin = TexOpen(rgsbArgs[iArgs])) == NULL) {
Warning("can't open file", rgsbArgs[iArgs]);
continue;;
}
BEGIN Normal;
(void)yylex();
}
/* if there were no input files, assume stdin */
if (!fSawFile) {
yyin = stdin;
BEGIN Normal;
(void)yylex();
}
#ifndef FLEX_SCANNER
if (YYSTATE != Normal)
ErrorExit("input contains an unterminated mode or environment");
#endif
exit(0);
}
/******
** yywrap -- handles EOF for lex. Check to see if the stack of open files
** has anything on it. If it does, set yyin to the to value. If not
** return the termination signal for lex.
******/
int yywrap(void)
{
(void)fclose(yyin);
if (cfp > 0) {
yyin = rgfp[--cfp];
return(0);
}
return(1);
}
/******
** SetEnvIgnore -- sets rgsbEnvIgnore to the values indicated by the
** sbEnvList.
******/
void SetEnvIgnore(char *sbEnvList)
{
csbEnvIgnore = SeparateList(sbEnvList, rgsbEnvIgnore, CHENVSEP, MAXENVS);
if (csbEnvIgnore == ERROR)
ErrorExit("The environtment list contains too many environments");
}
/******
** BeginEnv -- checks to see if sbEnv is in the list rgsbEnvIgnore. If it
** is, sbCurrentEnv is set to sbEnv.
******/
int BeginEnv(char *sbEnv)
{
int i;
if (!fLatex) return(0);
for (i = 0; i < csbEnvIgnore; i++)
if (strcmp(sbEnv, rgsbEnvIgnore[i]) == 0) {
(void)strcpy(sbCurrentEnv, sbEnv);
return(1);
}
return(0);
}
/******
** EndEnv -- checks to see if sbEnv is the current environment being ignored.
******/
int EndEnv(char *sbEnv)
{
if (!fLatex) return(0);
if (strcmp(sbEnv, sbCurrentEnv) == 0)
return(1);
return(0);
}
/******
** InputFile -- push the current yyin and open sbFile. If the open fails,
** the sbFile is ignored.
******/
void InputFile(char *sbFile)
{
#ifndef __STDC__
FILE *TexOpen();
#endif
if (!fFollow)
return;
rgfp[cfp++] = yyin;
if ((yyin = TexOpen(sbFile)) == NULL) {
Warning("can't open \\input file", sbFile);
yyin = rgfp[--cfp];
}
}
/******
** IncludeFile -- if sbFile is not in the rgsbIncList, push current yyin
** and open sbFile. If the open fails, the sbFile is ignored.
******/
void IncludeFile(char *sbFile)
{
#ifndef __STDC__
FILE *TexOpen();
#endif
if (!fFollow)
return;
if (!InList(sbFile))
return;
rgfp[cfp++] = yyin;
if ((yyin = TexOpen(sbFile)) == NULL) {
Warning("can't open \\include file", sbFile);
yyin = rgfp[--cfp];
}
}
/******
** AddInclude -- adds sbFile to the rgsbIncList and increments csbIncList.
** If the include list is too long, sbFile is ignored.
******/
void AddInclude(char *sbFile)
{
if (!fFollow)
return;
if (csbIncList >= MAXINCLIST)
Warning("\\includeonly list is too long, ignoring", sbFile);
rgsbIncList[csbIncList] = malloc((unsigned)(strlen(sbFile) + 1));
(void)strcpy(rgsbIncList[csbIncList++], sbFile);
}
/******
** InList -- checks to see if sbFile is in the rgsbIncList. If there is
** no list, all files are assumed to be "in the list".
******/
int InList(char *sbFile)
{
char *pch, sbBase[MAXPATHLEN];
int i;
if (csbIncList == 0) /* no list */
return(1);
(void)strcpy(sbBase, sbFile);
if ((pch = rindex(sbBase, '.')) != NULL)
*pch = '\0';
i = 0;
while ((i < csbIncList) && rgsbIncList[i])
if (strcmp(rgsbIncList[i++], sbBase) == 0)
return(1);
return(0);
}
/******
** SetInputPaths -- sets rgsbInputPaths to the values indicated by the
** TEXINPUTS environment variable if set or else DEFAULTINPUTS.
******/
void SetInputPaths(void)
{
char *sb, *sbPaths, *getenv();
if ((sb = getenv("TEXINPUTS")) == NULL)
sbPaths = DEFAULTINPUTS;
else {
sbPaths = malloc((unsigned)(strlen(sb) + 1));
(void)strcpy(sbPaths, sb);
}
csbInputPaths = SeparateList(sbPaths, rgsbInputPaths, CHPATHSEP, MAXINPUTPATHS);
if (csbInputPaths == ERROR)
ErrorExit("TEXINPUTS environment variable has too many paths");
}
/******
** SeparateList -- takes a chSep separated list sbList, replaces the
** chSep's with NULLs and sets rgsbList[i] to the beginning of
** the ith word in sbList. The number of words is returned. A
** ERROR is returned if there are more than csbMax words.
******/
int SeparateList(char *sbList, char *rgsbList[], char chSep, int csbMax)
{
int csbList = 0;
while (sbList && *sbList && csbList < csbMax) {
rgsbList[csbList++] = sbList;
if (sbList = index(sbList, chSep))
*sbList++ = '\0';
}
return(sbList && *sbList ? ERROR : csbList);
}
/******
** TexOpen -- tries to open sbFile in each of the rgsbInputPaths in turn.
** For each input path the following order is used:
** file.tex - must be as named, if not there go to the next path
** file.ext - random extension, try it
** file - base name, add .tex and try it
** file - try it as is
** Notice that if file exists in the first path and file.tex exists in
** one of the other paths, file in the first path is what is opened.
** If the sbFile begins with a '/', no paths are searched.
******/
FILE *TexOpen(char *sbFile)
{
char *pch, *sbNew;
FILE *fp;
int iPath;
static char sbFullPath[MAXPATHLEN];
for (iPath = 0; iPath < csbInputPaths; iPath++) {
#ifdef _AMIGA
if(strchr(sbFile,':')) {
#else
if (*sbFile == '/') { /* absolute path */
#endif
(void)sprintf(sbFullPath, "%s", sbFile);
iPath = csbInputPaths; /* only check once */
} else {
#ifdef _AMIGA
if(0 == strcmp(rgsbInputPaths[iPath],".")) {
(void) sprintf(sbFullPath, "%s", sbFile);
} else {
char *tmp = rgsbInputPaths[iPath];
if(tmp[strlen(tmp)-1] == ':' || tmp[strlen(tmp)-1] == '/') {
(void)sprintf(sbFullPath, "%s%s", rgsbInputPaths[iPath], sbFile);
} else {
(void)sprintf(sbFullPath, "%s/%s", rgsbInputPaths[iPath], sbFile);
}
}
#else
(void)sprintf(sbFullPath, "%s/%s", rgsbInputPaths[iPath], sbFile);
#endif
}
/* If sbFile ends in .tex then it must be there */
if ((pch = rindex(sbFullPath, '.')) != NULL
&& (strcmp(pch, ".tex") == 0))
if ((fp = fopen(sbFullPath, "r")) != NULL)
return(fp);
else
continue;
/* if .<ext> then try to open it. the '.' represents */
/* the beginning of an extension if it is not the first */
/* character and it does not follow a '.' or a '/' */
if (pch != NULL && pch > &(sbFullPath[0])
&& *(pch - 1) != '.' && *(pch - 1) != '/'
&& (fp = fopen(sbFullPath, "r")) != NULL)
return(fp);
/* just base name, add .tex to the name */
sbNew = malloc((unsigned)(strlen(sbFullPath) + 5));
(void)strcpy(sbNew, sbFullPath);
(void)strcat(sbNew, ".tex");
if ((fp = fopen(sbNew, "r")) != NULL)
return(fp);
/* try sbFile regardless */
if ((fp = fopen(sbFullPath, "r")) != NULL)
return(fp);
}
return((FILE *)NULL);
}
/******
** Warning -- print a warning message preceded by the program name.
******/
void Warning(char *sb1, char *sb2)
{
fprintf(stderr, "%s: warning: %s %s\n", sbProgName, sb1, sb2);
}
/******
** ErrorExit -- print an error message preceded by the program name.
** Stdout is flushed and detex exits.
******/
void ErrorExit(char *sb1)
{
(void)fflush(stdout);
fprintf(stderr, "%s: error: %s\n", sbProgName, sb1);
exit(1);
}