diff options
Diffstat (limited to 'Build/source/texk/detex/detex.c')
-rw-r--r-- | Build/source/texk/detex/detex.c | 3115 |
1 files changed, 3115 insertions, 0 deletions
diff --git a/Build/source/texk/detex/detex.c b/Build/source/texk/detex/detex.c new file mode 100644 index 00000000000..3bb9a6a235b --- /dev/null +++ b/Build/source/texk/detex/detex.c @@ -0,0 +1,3115 @@ + +#line 3 "detex.c" + +#define YY_INT_ALIGNED short int + +/* A lexical scanner generated by flex */ + +#define FLEX_SCANNER +#define YY_FLEX_MAJOR_VERSION 2 +#define YY_FLEX_MINOR_VERSION 5 +#define YY_FLEX_SUBMINOR_VERSION 35 +#if YY_FLEX_SUBMINOR_VERSION > 0 +#define FLEX_BETA +#endif + +/* First, we deal with platform-specific or compiler-specific issues. */ + +/* begin standard C headers. */ +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include <stdlib.h> + +/* end standard C headers. */ + +/* flex integer type definitions */ + +#ifndef FLEXINT_H +#define FLEXINT_H + +/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ + +#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L + +/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, + * if you want the limit (max/min) macros for int types. + */ +#ifndef __STDC_LIMIT_MACROS +#define __STDC_LIMIT_MACROS 1 +#endif + +#include <inttypes.h> +typedef int8_t flex_int8_t; +typedef uint8_t flex_uint8_t; +typedef int16_t flex_int16_t; +typedef uint16_t flex_uint16_t; +typedef int32_t flex_int32_t; +typedef uint32_t flex_uint32_t; +#else +typedef signed char flex_int8_t; +typedef short int flex_int16_t; +typedef int flex_int32_t; +typedef unsigned char flex_uint8_t; +typedef unsigned short int flex_uint16_t; +typedef unsigned int flex_uint32_t; +#endif /* ! C99 */ + +/* Limits of integral types. */ +#ifndef INT8_MIN +#define INT8_MIN (-128) +#endif +#ifndef INT16_MIN +#define INT16_MIN (-32767-1) +#endif +#ifndef INT32_MIN +#define INT32_MIN (-2147483647-1) +#endif +#ifndef INT8_MAX +#define INT8_MAX (127) +#endif +#ifndef INT16_MAX +#define INT16_MAX (32767) +#endif +#ifndef INT32_MAX +#define INT32_MAX (2147483647) +#endif +#ifndef UINT8_MAX +#define UINT8_MAX (255U) +#endif +#ifndef UINT16_MAX +#define UINT16_MAX (65535U) +#endif +#ifndef UINT32_MAX +#define UINT32_MAX (4294967295U) +#endif + +#endif /* ! FLEXINT_H */ + +#ifdef __cplusplus + +/* The "const" storage-class-modifier is valid. */ +#define YY_USE_CONST + +#else /* ! __cplusplus */ + +/* C99 requires __STDC__ to be defined as 1. */ +#if defined (__STDC__) + +#define YY_USE_CONST + +#endif /* defined (__STDC__) */ +#endif /* ! __cplusplus */ + +#ifdef YY_USE_CONST +#define yyconst const +#else +#define yyconst +#endif + +/* Returned upon end-of-file. */ +#define YY_NULL 0 + +/* Promotes a possibly negative, possibly signed char to an unsigned + * integer for use as an array index. If the signed char is negative, + * we want to instead treat it as an 8-bit unsigned char, hence the + * double cast. + */ +#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) + +/* 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 * + +/* Translate the current start state into a value that can be later handed + * to BEGIN to return to the state. The YYSTATE alias is for lex + * compatibility. + */ +#define YY_START (((yy_start) - 1) / 2) +#define YYSTATE YY_START + +/* 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 yyrestart(yyin ) + +#define YY_END_OF_BUFFER_CHAR 0 + +/* Size of default input buffer. */ +#ifndef YY_BUF_SIZE +#define YY_BUF_SIZE 16384 +#endif + +/* The state buf must be large enough to hold one state per character in the main buffer. + */ +#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) + +#ifndef YY_TYPEDEF_YY_BUFFER_STATE +#define YY_TYPEDEF_YY_BUFFER_STATE +typedef struct yy_buffer_state *YY_BUFFER_STATE; +#endif + +extern int yyleng; + +extern FILE *yyin, *yyout; + +#define EOB_ACT_CONTINUE_SCAN 0 +#define EOB_ACT_END_OF_FILE 1 +#define EOB_ACT_LAST_MATCH 2 + + #define YY_LESS_LINENO(n) + +/* Return all but the first "n" matched characters back to the input stream. */ +#define yyless(n) \ + do \ + { \ + /* Undo effects of setting up yytext. */ \ + int yyless_macro_arg = (n); \ + YY_LESS_LINENO(yyless_macro_arg);\ + *yy_cp = (yy_hold_char); \ + YY_RESTORE_YY_MORE_OFFSET \ + (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ + YY_DO_BEFORE_ACTION; /* set up yytext again */ \ + } \ + while ( 0 ) + +#define unput(c) yyunput( c, (yytext_ptr) ) + +#ifndef YY_TYPEDEF_YY_SIZE_T +#define YY_TYPEDEF_YY_SIZE_T +typedef size_t yy_size_t; +#endif + +#ifndef YY_STRUCT_YY_BUFFER_STATE +#define YY_STRUCT_YY_BUFFER_STATE +struct yy_buffer_state + { + FILE *yy_input_file; + + char *yy_ch_buf; /* input buffer */ + char *yy_buf_pos; /* current position in input buffer */ + + /* Size of input buffer in bytes, not including room for EOB + * characters. + */ + yy_size_t yy_buf_size; + + /* Number of characters read into yy_ch_buf, not including EOB + * characters. + */ + int yy_n_chars; + + /* Whether we "own" the buffer - i.e., we know we created it, + * and can realloc() it to grow it, and should free() it to + * delete it. + */ + int yy_is_our_buffer; + + /* Whether this is an "interactive" input source; if so, and + * if we're using stdio for input, then we want to use getc() + * instead of fread(), to make sure we stop fetching input after + * each newline. + */ + int yy_is_interactive; + + /* Whether we're considered to be at the beginning of a line. + * If so, '^' rules will be active on the next match, otherwise + * not. + */ + int yy_at_bol; + + int yy_bs_lineno; /**< The line count. */ + int yy_bs_column; /**< The column count. */ + + /* Whether to try to fill the input buffer when we reach the + * end of it. + */ + int yy_fill_buffer; + + int yy_buffer_status; + +#define YY_BUFFER_NEW 0 +#define YY_BUFFER_NORMAL 1 + /* When an EOF's been seen but there's still some text to process + * then we mark the buffer as YY_EOF_PENDING, to indicate that we + * shouldn't try reading from the input source any more. We might + * still have a bunch of tokens to match, though, because of + * possible backing-up. + * + * When we actually see the EOF, we change the status to "new" + * (via yyrestart()), so that the user can continue scanning by + * just pointing yyin at a new input file. + */ +#define YY_BUFFER_EOF_PENDING 2 + + }; +#endif /* !YY_STRUCT_YY_BUFFER_STATE */ + +/* Stack of input buffers. */ +static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ +static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ +static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ + +/* 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". + * + * Returns the top of the stack, or NULL. + */ +#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ + ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ + : NULL) + +/* Same as previous macro, but useful when we know that the buffer stack is not + * NULL or when we need an lvalue. For internal use only. + */ +#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] + +/* yy_hold_char holds the character lost when yytext is formed. */ +static char yy_hold_char; +static int yy_n_chars; /* number of characters read into yy_ch_buf */ +int yyleng; + +/* Points to current character in buffer. */ +static char *yy_c_buf_p = (char *) 0; +static int yy_init = 0; /* 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; + +void yyrestart (FILE *input_file ); +void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ); +YY_BUFFER_STATE yy_create_buffer (FILE *file,int size ); +void yy_delete_buffer (YY_BUFFER_STATE b ); +void yy_flush_buffer (YY_BUFFER_STATE b ); +void yypush_buffer_state (YY_BUFFER_STATE new_buffer ); +void yypop_buffer_state (void ); + +static void yyensure_buffer_stack (void ); +static void yy_load_buffer_state (void ); +static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); + +#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER ) + +YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); +YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); +YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len ); + +void *yyalloc (yy_size_t ); +void *yyrealloc (void *,yy_size_t ); +void yyfree (void * ); + +#define yy_new_buffer yy_create_buffer + +#define yy_set_interactive(is_interactive) \ + { \ + if ( ! YY_CURRENT_BUFFER ){ \ + yyensure_buffer_stack (); \ + YY_CURRENT_BUFFER_LVALUE = \ + yy_create_buffer(yyin,YY_BUF_SIZE ); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ + } + +#define yy_set_bol(at_bol) \ + { \ + if ( ! YY_CURRENT_BUFFER ){\ + yyensure_buffer_stack (); \ + YY_CURRENT_BUFFER_LVALUE = \ + yy_create_buffer(yyin,YY_BUF_SIZE ); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ + } + +#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) + +/* Begin user sect3 */ + +typedef unsigned char YY_CHAR; + +FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; + +typedef int yy_state_type; + +extern int yylineno; + +int yylineno = 1; + +extern char *yytext; +#define yytext_ptr yytext + +static yy_state_type yy_get_previous_state (void ); +static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); +static int yy_get_next_buffer (void ); +static void yy_fatal_error (yyconst char msg[] ); + +/* Done after the current pattern has been matched and before the + * corresponding action - sets up yytext. + */ +#define YY_DO_BEFORE_ACTION \ + (yytext_ptr) = yy_bp; \ + yyleng = (size_t) (yy_cp - yy_bp); \ + (yy_hold_char) = *yy_cp; \ + *yy_cp = '\0'; \ + (yy_c_buf_p) = yy_cp; + +#define YY_NUM_RULES 88 +#define YY_END_OF_BUFFER 89 +/* This struct is not used in this scanner, + but its presence is necessary. */ +struct yy_trans_info + { + flex_int32_t yy_verify; + flex_int32_t yy_nxt; + }; +static yyconst flex_int16_t yy_accept[290] = + { 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 80, 80, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 89, 88, 41, 40, 39, 53, + 52, 53, 64, 67, 66, 65, 69, 71, 70, 58, + 56, 55, 58, 87, 87, 54, 1, 86, 87, 82, + 82, 84, 81, 80, 79, 78, 81, 81, 80, 9, + 9, 8, 7, 9, 49, 48, 49, 16, 15, 13, + 14, 12, 11, 12, 45, 44, 45, 60, 62, 61, + 33, 32, 31, 37, 36, 34, 35, 6, 6, 51, + + 64, 69, 57, 83, 50, 1, 86, 0, 85, 76, + 75, 42, 74, 74, 74, 74, 46, 74, 74, 74, + 74, 74, 74, 74, 74, 74, 74, 74, 74, 74, + 80, 80, 78, 78, 0, 77, 0, 0, 7, 0, + 0, 47, 13, 0, 43, 60, 0, 85, 74, 74, + 73, 73, 74, 74, 74, 74, 74, 74, 74, 74, + 74, 74, 74, 74, 74, 0, 0, 0, 72, 72, + 74, 74, 74, 38, 74, 22, 74, 74, 74, 74, + 74, 74, 28, 74, 74, 0, 10, 0, 74, 74, + 74, 74, 20, 74, 74, 74, 74, 74, 74, 74, + + 74, 30, 0, 0, 0, 3, 74, 74, 74, 74, + 74, 74, 24, 68, 25, 74, 74, 74, 0, 0, + 0, 0, 0, 74, 74, 74, 74, 74, 74, 74, + 74, 74, 0, 0, 0, 0, 17, 74, 74, 74, + 74, 59, 26, 74, 74, 0, 0, 0, 74, 19, + 74, 23, 74, 74, 74, 0, 0, 0, 74, 74, + 74, 27, 74, 0, 4, 0, 0, 74, 74, 74, + 29, 0, 0, 74, 74, 63, 0, 0, 18, 74, + 0, 0, 21, 0, 5, 0, 0, 2, 0 + } ; + +static yyconst flex_int32_t 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 yyconst flex_int32_t 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 yyconst flex_int16_t yy_base[315] = + { 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, 744, 745, 745, 745, 745, 745, + 745, 737, 0, 745, 745, 745, 0, 745, 745, 745, + 745, 745, 736, 745, 718, 734, 0, 726, 730, 315, + 745, 745, 745, 273, 745, 0, 261, 0, 692, 745, + 362, 365, 0, 369, 745, 745, 714, 745, 745, 0, + 745, 745, 745, 707, 745, 745, 724, 0, 745, 745, + 745, 745, 745, 745, 745, 745, 745, 745, 702, 745, + + 0, 0, 745, 745, 745, 0, 716, 720, 713, 745, + 745, 745, 0, 20, 372, 375, 745, 39, 242, 688, + 244, 678, 669, 378, 381, 384, 680, 673, 248, 672, + 387, 654, 0, 0, 270, 0, 391, 395, 0, 398, + 663, 745, 0, 648, 745, 0, 647, 669, 0, 412, + 431, 745, 645, 649, 514, 524, 525, 523, 513, 259, + 523, 517, 516, 504, 505, 504, 514, 513, 439, 745, + 507, 256, 510, 0, 496, 0, 496, 502, 506, 492, + 504, 503, 0, 504, 504, 503, 745, 442, 491, 485, + 491, 482, 0, 487, 485, 478, 474, 476, 482, 2, + + 478, 0, 489, 445, 449, 452, 477, 468, 455, 470, + 460, 467, 0, 0, 0, 465, 449, 447, 445, 458, + 449, 461, 465, 442, 436, 425, 422, 410, 411, 409, + 386, 394, 395, 388, 468, 388, 0, 385, 393, 380, + 390, 381, 0, 376, 368, 372, 379, 377, 372, 0, + 351, 0, 335, 286, 280, 471, 281, 262, 265, 261, + 267, 0, 261, 477, 745, 258, 263, 263, 248, 247, + 0, 258, 255, 237, 246, 0, 30, 27, 0, 29, + 480, 3, 0, 499, 745, 505, 508, 745, 745, 555, + 564, 573, 582, 591, 600, 609, 618, 627, 636, 645, + + 654, 663, 672, 680, 688, 694, 702, 708, 710, 20, + 19, 718, 723, 725 + } ; + +static yyconst flex_int16_t yy_def[315] = + { 0, + 290, 290, 291, 291, 292, 292, 293, 293, 294, 294, + 295, 295, 289, 13, 289, 15, 289, 17, 296, 296, + 289, 21, 297, 297, 298, 298, 299, 299, 300, 300, + 301, 301, 302, 302, 289, 289, 289, 289, 289, 289, + 289, 289, 303, 289, 289, 289, 304, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 305, 289, 306, 289, + 289, 289, 289, 289, 289, 307, 308, 309, 289, 289, + 289, 289, 310, 289, 289, 289, 289, 289, 289, 311, + 289, 289, 289, 289, 289, 289, 289, 312, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + + 303, 304, 289, 289, 289, 305, 289, 313, 306, 289, + 289, 289, 314, 314, 314, 314, 289, 314, 314, 314, + 314, 314, 314, 314, 314, 314, 314, 314, 314, 314, + 289, 289, 307, 307, 308, 309, 289, 289, 310, 289, + 289, 289, 311, 289, 289, 312, 289, 313, 314, 314, + 289, 289, 314, 314, 314, 314, 314, 314, 314, 314, + 314, 314, 314, 314, 314, 289, 289, 289, 289, 289, + 314, 314, 314, 314, 314, 314, 314, 314, 314, 314, + 314, 314, 314, 314, 314, 289, 289, 289, 314, 314, + 314, 314, 314, 314, 314, 314, 314, 314, 314, 314, + + 314, 314, 289, 289, 289, 314, 314, 314, 314, 314, + 314, 314, 314, 314, 314, 314, 314, 314, 289, 289, + 289, 289, 289, 314, 314, 314, 314, 314, 314, 314, + 314, 314, 289, 289, 289, 289, 314, 314, 314, 314, + 314, 314, 314, 314, 314, 289, 289, 289, 314, 314, + 314, 314, 314, 314, 314, 289, 289, 289, 314, 314, + 314, 314, 314, 289, 289, 289, 289, 314, 314, 314, + 314, 289, 289, 314, 314, 314, 289, 289, 314, 314, + 289, 289, 314, 289, 289, 289, 289, 289, 0, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289 + } ; + +static yyconst flex_int16_t yy_nxt[794] = + { 0, + 289, 289, 38, 38, 41, 41, 92, 42, 42, 44, + 45, 44, 44, 45, 44, 48, 49, 48, 44, 76, + 76, 44, 48, 49, 48, 51, 143, 139, 52, 51, + 83, 83, 52, 86, 150, 86, 150, 77, 77, 216, + 217, 36, 286, 53, 39, 39, 36, 53, 84, 84, + 93, 87, 44, 87, 46, 44, 283, 46, 48, 99, + 48, 282, 150, 281, 99, 48, 150, 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, + 69, 63, 63, 63, 70, 71, 72, 71, 70, 70, + 70, 70, 70, 70, 70, 70, 70, 70, 73, 73, + 73, 73, 73, 70, 70, 70, 70, 73, 73, 73, + 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, + + 73, 73, 73, 73, 73, 73, 73, 73, 74, 70, + 70, 70, 78, 78, 79, 78, 78, 78, 78, 78, + 78, 78, 78, 78, 78, 78, 80, 80, 80, 80, + 80, 78, 78, 78, 78, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 78, 78, 81, 78, + 89, 90, 89, 89, 90, 89, 92, 95, 134, 153, + 95, 156, 134, 154, 131, 164, 131, 134, 280, 157, + 279, 134, 278, 134, 178, 179, 150, 190, 191, 277, + 276, 275, 134, 274, 192, 180, 273, 272, 271, 270, + + 269, 268, 267, 89, 266, 89, 89, 263, 89, 96, + 93, 97, 96, 262, 97, 110, 110, 132, 111, 110, + 110, 110, 110, 112, 110, 110, 110, 110, 113, 114, + 113, 113, 115, 116, 117, 110, 110, 110, 118, 119, + 120, 121, 122, 123, 113, 113, 124, 125, 113, 113, + 126, 127, 128, 129, 113, 113, 130, 113, 113, 110, + 110, 110, 110, 137, 137, 137, 137, 137, 137, 261, + 140, 140, 140, 151, 152, 151, 151, 152, 151, 151, + 152, 151, 151, 152, 151, 151, 152, 151, 131, 260, + 131, 150, 137, 137, 137, 259, 140, 140, 140, 140, + + 140, 140, 258, 257, 161, 256, 138, 255, 254, 138, + 141, 150, 160, 169, 170, 169, 253, 252, 152, 251, + 250, 152, 249, 248, 152, 247, 246, 152, 245, 244, + 152, 132, 151, 152, 151, 138, 141, 243, 242, 141, + 169, 170, 169, 204, 204, 204, 204, 204, 204, 241, + 220, 220, 220, 222, 222, 222, 240, 239, 170, 220, + 220, 220, 222, 222, 222, 238, 235, 235, 235, 235, + 235, 235, 264, 264, 264, 237, 234, 152, 264, 264, + 264, 284, 284, 284, 233, 170, 205, 232, 231, 205, + 221, 236, 230, 229, 236, 228, 223, 227, 226, 221, + + 284, 284, 284, 225, 224, 223, 287, 287, 287, 287, + 287, 287, 219, 218, 215, 214, 213, 265, 212, 211, + 210, 209, 208, 265, 207, 206, 285, 203, 202, 201, + 200, 199, 198, 197, 196, 195, 194, 193, 189, 188, + 187, 186, 185, 184, 183, 285, 182, 181, 177, 176, + 175, 288, 174, 173, 288, 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, 75, + 75, 75, 75, 75, 75, 75, 75, 75, 82, 82, + 82, 82, 82, 82, 82, 82, 82, 85, 85, 85, + 85, 85, 85, 85, 85, 85, 88, 88, 88, 88, + 88, 88, 88, 88, 88, 91, 91, 91, 91, 91, + 91, 91, 91, 91, 94, 94, 94, 94, 94, 94, + 94, 94, 94, 98, 98, 98, 98, 98, 98, 98, + 98, 98, 101, 172, 171, 101, 289, 101, 101, 101, + 102, 168, 167, 102, 102, 102, 102, 102, 106, 106, + 166, 106, 106, 106, 106, 106, 106, 109, 132, 165, + + 163, 109, 133, 162, 159, 133, 133, 133, 133, 133, + 133, 135, 158, 135, 135, 135, 136, 136, 146, 155, + 108, 146, 146, 146, 146, 146, 148, 108, 107, 147, + 148, 149, 149, 145, 144, 142, 132, 108, 107, 105, + 104, 103, 100, 289, 35, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289 + + } ; + +static yyconst flex_int16_t yy_chk[794] = + { 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, 311, 310, 11, 12, + 23, 24, 12, 25, 114, 26, 114, 19, 20, 200, + 200, 33, 282, 11, 3, 4, 34, 12, 23, 24, + 29, 25, 7, 26, 7, 8, 280, 8, 9, 33, + 9, 278, 118, 277, 34, 10, 118, 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, 119, + 32, 121, 67, 119, 64, 129, 64, 135, 275, 121, + 274, 135, 273, 67, 160, 160, 129, 172, 172, 272, + 270, 269, 135, 268, 172, 160, 267, 266, 263, 261, + + 260, 259, 258, 27, 257, 27, 28, 255, 28, 31, + 30, 31, 32, 254, 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, 71, 71, 71, 72, 72, 72, 253, + 74, 74, 74, 115, 115, 115, 116, 116, 116, 124, + 124, 124, 125, 125, 125, 126, 126, 126, 131, 251, + 131, 116, 137, 137, 137, 249, 138, 138, 138, 140, + + 140, 140, 248, 247, 125, 246, 71, 245, 244, 72, + 74, 126, 124, 150, 150, 150, 242, 241, 115, 240, + 239, 116, 238, 236, 124, 234, 233, 125, 232, 231, + 126, 131, 151, 151, 151, 137, 138, 230, 229, 140, + 169, 169, 169, 188, 188, 188, 204, 204, 204, 228, + 205, 205, 205, 206, 206, 206, 227, 226, 150, 220, + 220, 220, 222, 222, 222, 225, 223, 223, 223, 235, + 235, 235, 256, 256, 256, 224, 221, 151, 264, 264, + 264, 281, 281, 281, 219, 169, 188, 218, 217, 204, + 205, 223, 216, 212, 235, 211, 206, 210, 209, 220, + + 284, 284, 284, 208, 207, 222, 286, 286, 286, 287, + 287, 287, 203, 201, 199, 198, 197, 256, 196, 195, + 194, 192, 191, 264, 190, 189, 281, 186, 185, 184, + 182, 181, 180, 179, 178, 177, 175, 173, 171, 168, + 167, 166, 165, 164, 163, 284, 162, 161, 159, 158, + 157, 286, 156, 155, 287, 290, 290, 290, 290, 290, + 290, 290, 290, 290, 291, 291, 291, 291, 291, 291, + 291, 291, 291, 292, 292, 292, 292, 292, 292, 292, + 292, 292, 293, 293, 293, 293, 293, 293, 293, 293, + 293, 294, 294, 294, 294, 294, 294, 294, 294, 294, + + 295, 295, 295, 295, 295, 295, 295, 295, 295, 296, + 296, 296, 296, 296, 296, 296, 296, 296, 297, 297, + 297, 297, 297, 297, 297, 297, 297, 298, 298, 298, + 298, 298, 298, 298, 298, 298, 299, 299, 299, 299, + 299, 299, 299, 299, 299, 300, 300, 300, 300, 300, + 300, 300, 300, 300, 301, 301, 301, 301, 301, 301, + 301, 301, 301, 302, 302, 302, 302, 302, 302, 302, + 302, 302, 303, 154, 153, 303, 148, 303, 303, 303, + 304, 147, 144, 304, 304, 304, 304, 304, 305, 305, + 141, 305, 305, 305, 305, 305, 305, 306, 132, 130, + + 128, 306, 307, 127, 123, 307, 307, 307, 307, 307, + 307, 308, 122, 308, 308, 308, 309, 309, 312, 120, + 109, 312, 312, 312, 312, 312, 313, 108, 107, 99, + 313, 314, 314, 87, 84, 77, 69, 59, 58, 56, + 55, 53, 42, 35, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289, 289, 289, 289, 289, 289, 289, 289, + 289, 289, 289 + + } ; + +static yy_state_type yy_last_accepting_state; +static char *yy_last_accepting_cpos; + +extern int yy_flex_debug; +int yy_flex_debug = 0; + +/* 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 +#define YY_RESTORE_YY_MORE_OFFSET +char *yytext; +#line 1 "detex.l" +#line 2 "detex.l" +#ifndef lint +static char rcsid[] = "$Header: /p/src/local/bin/detex/RCS/detex.l,v 2.19 1997/09/10 18:12:37 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 + * + */ + +#ifdef FPTEX +#include <win32lib.h> +#undef ERROR +#undef IGNORE +#endif + +#include "detex.h" +#ifndef KPATHSEA + +#ifdef HAVE_STRING_H +#include <string.h> +#define index strchr +#define rindex strrchr +#else +#include <strings.h> +#endif +#ifndef MAXPATHLEN +#include <sys/param.h> +#endif +#define PATH_MAX MAXPATHLEN +#ifdef OS2 +#include <stdlib.h> +#endif +#ifndef NO_MALLOC_DECL +char *malloc(); +#endif + +#else + +#include "c-auto.h" +#include "kpathsea/c-auto.h" +#include "kpathsea/config.h" +#include "kpathsea/c-memstr.h" +#include "kpathsea/c-pathmx.h" +#include "kpathsea/c-std.h" +#include "kpathsea/tex-file.h" + +#ifdef HAVE_SYS_PARAM_H +#include <sys/param.h> +#endif + +#endif + +extern void SetEnvIgnore(char *sbEnvList); +extern int BeginEnv(char *sbEnv); +extern int EndEnv(char *sbEnv); +extern void InputFile(char *sbFile); +extern void IncludeFile(char *sbFile); +extern void AddInclude(char *sbFile); +extern int InList(char *sbFile); +extern void SetInputPaths(); +extern int SeparateList(char *sbList,char **rgsbList ,char chSep,int csbMax); +extern FILE * TexOpen(char *sbFile); +extern char * SafeMalloc(int cch,char *sbMessage); +extern void Warning(char *sb1,char *sb2); +extern int ErrorExit(char *sb1); + +#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') + +char *SafeMalloc(); +#ifdef OS2 +void yyless(int); +#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 */ + + + +#line 831 "detex.c" + +#define INITIAL 0 +#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 + +#ifndef YY_NO_UNISTD_H +/* Special case for "unistd.h", since it is non-ANSI. We include it way + * down here because we want the user's section 1 to have been scanned first. + * The user has a chance to override it with an option. + */ +#include <unistd.h> +#endif + +#ifndef YY_EXTRA_TYPE +#define YY_EXTRA_TYPE void * +#endif + +static int yy_init_globals (void ); + +/* Accessor methods to globals. + These are made visible to non-reentrant scanners for convenience. */ + +int yylex_destroy (void ); + +int yyget_debug (void ); + +void yyset_debug (int debug_flag ); + +YY_EXTRA_TYPE yyget_extra (void ); + +void yyset_extra (YY_EXTRA_TYPE user_defined ); + +FILE *yyget_in (void ); + +void yyset_in (FILE * in_str ); + +FILE *yyget_out (void ); + +void yyset_out (FILE * out_str ); + +int yyget_leng (void ); + +char *yyget_text (void ); + +int yyget_lineno (void ); + +void yyset_lineno (int line_number ); + +/* Macros after this point can all be overridden by user definitions in + * section 1. + */ + +#ifndef YY_SKIP_YYWRAP +#ifdef __cplusplus +extern "C" int yywrap (void ); +#else +extern int yywrap (void ); +#endif +#endif + + static void yyunput (int c,char *buf_ptr ); + +#ifndef yytext_ptr +static void yy_flex_strncpy (char *,yyconst char *,int ); +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * ); +#endif + +#ifndef YY_NO_INPUT + +#ifdef __cplusplus +static int yyinput (void ); +#else +static int input (void ); +#endif + +#endif + +/* Amount of stuff to slurp up with each read. */ +#ifndef YY_READ_BUF_SIZE +#define YY_READ_BUF_SIZE 8192 +#endif + +/* Copy whatever the last rule matched to the standard output. */ +#ifndef ECHO +/* This used to be an fputs(), but since the string might contain NUL's, + * we now use fwrite(). + */ +#define ECHO fwrite( yytext, yyleng, 1, yyout ) +#endif + +/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, + * is returned in "result". + */ +#ifndef YY_INPUT +#define YY_INPUT(buf,result,max_size) \ + if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ + { \ + int c = '*'; \ + int n; \ + for ( n = 0; n < max_size && \ + (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ + buf[n] = (char) c; \ + if ( c == '\n' ) \ + buf[n++] = (char) c; \ + if ( c == EOF && ferror( yyin ) ) \ + YY_FATAL_ERROR( "input in flex scanner failed" ); \ + result = n; \ + } \ + else \ + { \ + errno=0; \ + while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ + { \ + if( errno != EINTR) \ + { \ + YY_FATAL_ERROR( "input in flex scanner failed" ); \ + break; \ + } \ + errno=0; \ + clearerr(yyin); \ + } \ + }\ +\ + +#endif + +/* 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. + */ +#ifndef yyterminate +#define yyterminate() return YY_NULL +#endif + +/* Number of entries by which start-condition stack grows. */ +#ifndef YY_START_STACK_INCR +#define YY_START_STACK_INCR 25 +#endif + +/* Report a fatal error. */ +#ifndef YY_FATAL_ERROR +#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) +#endif + +/* end tables serialization structures and prototypes */ + +/* Default declaration of generated scanner - a define so the user can + * easily add parameters. + */ +#ifndef YY_DECL +#define YY_DECL_IS_OURS 1 + +extern int yylex (void); + +#define YY_DECL int yylex (void) +#endif /* !YY_DECL */ + +/* Code executed at the beginning of each rule, after yytext and yyleng + * have been set up. + */ +#ifndef YY_USER_ACTION +#define YY_USER_ACTION +#endif + +/* Code executed at the end of each rule. */ +#ifndef YY_BREAK +#define YY_BREAK break; +#endif + +#define YY_RULE_SETUP \ + YY_USER_ACTION + +/** The main scanner function which does all the work. + */ +YY_DECL +{ + register yy_state_type yy_current_state; + register char *yy_cp, *yy_bp; + register int yy_act; + +#line 113 "detex.l" + +#line 1031 "detex.c" + + if ( !(yy_init) ) + { + (yy_init) = 1; + +#ifdef YY_USER_INIT + YY_USER_INIT; +#endif + + if ( ! (yy_start) ) + (yy_start) = 1; /* first start state */ + + if ( ! yyin ) + yyin = stdin; + + if ( ! yyout ) + yyout = stdout; + + if ( ! YY_CURRENT_BUFFER ) { + yyensure_buffer_stack (); + YY_CURRENT_BUFFER_LVALUE = + yy_create_buffer(yyin,YY_BUF_SIZE ); + } + + yy_load_buffer_state( ); + } + + 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_SC_TO_UI(*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 = (int) yy_def[yy_current_state]; + if ( yy_current_state >= 290 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + ++yy_cp; + } + while ( yy_base[yy_current_state] != 745 ); + +yy_find_action: + yy_act = yy_accept[yy_current_state]; + if ( yy_act == 0 ) + { /* have to back up */ + yy_cp = (yy_last_accepting_cpos); + yy_current_state = (yy_last_accepting_state); + yy_act = yy_accept[yy_current_state]; + } + + YY_DO_BEFORE_ACTION; + +do_action: /* This label is used only to access EOF actions. */ + + switch ( yy_act ) + { /* beginning of action switch */ + case 0: /* must back up */ + /* 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: +YY_RULE_SETUP +#line 114 "detex.l" +/* ignore comments */ ; + YY_BREAK +case 2: +/* rule 2 can match eol */ +YY_RULE_SETUP +#line 116 "detex.l" +{fLatex = !fForcetex; IGNORE;} + YY_BREAK +case 3: +YY_RULE_SETUP +#line 118 "detex.l" +/* environment start */ {LaBEGIN LaBegin; IGNORE;} + YY_BREAK +case 4: +/* rule 4 can match eol */ +YY_RULE_SETUP +#line 120 "detex.l" +{ if (BeginEnv("verbatim")) + BEGIN LaEnv; + else + BEGIN LaVerbatim; + IGNORE; + } + YY_BREAK +case 5: +/* rule 5 can match eol */ +YY_RULE_SETUP +#line 127 "detex.l" +/* verbatim mode */ {BEGIN Normal; IGNORE;} + YY_BREAK +case 6: +YY_RULE_SETUP +#line 128 "detex.l" +ECHO; + YY_BREAK +case 7: +YY_RULE_SETUP +#line 130 "detex.l" +{ if (BeginEnv(yytext)) + BEGIN LaEnv; + else + BEGIN LaMacro; + IGNORE; + } + YY_BREAK +case 8: +/* rule 8 can match eol */ +YY_RULE_SETUP +#line 136 "detex.l" +NEWLINE; + YY_BREAK +case 9: +YY_RULE_SETUP +#line 137 "detex.l" +; + YY_BREAK +case 10: +YY_RULE_SETUP +#line 139 "detex.l" +/* absorb some environments */ {LaBEGIN LaEnd; IGNORE;} + YY_BREAK +case 11: +/* rule 11 can match eol */ +YY_RULE_SETUP +#line 140 "detex.l" +NEWLINE; + YY_BREAK +case 12: +YY_RULE_SETUP +#line 141 "detex.l" +; + YY_BREAK +case 13: +YY_RULE_SETUP +#line 143 "detex.l" +/* end environment */ { if (EndEnv(yytext)) + BEGIN Normal; + IGNORE; + } + YY_BREAK +case 14: +YY_RULE_SETUP +#line 147 "detex.l" +{BEGIN LaEnv; IGNORE;} + YY_BREAK +case 15: +/* rule 15 can match eol */ +YY_RULE_SETUP +#line 148 "detex.l" +NEWLINE; + YY_BREAK +case 16: +YY_RULE_SETUP +#line 149 "detex.l" +; + YY_BREAK +case 17: +YY_RULE_SETUP +#line 151 "detex.l" +/* ignore args */ {LaBEGIN LaMacro2; IGNORE;} + YY_BREAK +case 18: +YY_RULE_SETUP +#line 152 "detex.l" +/* of these \cs */ {LaBEGIN LaMacro; IGNORE;} + YY_BREAK +case 19: +YY_RULE_SETUP +#line 153 "detex.l" +{LaBEGIN LaMacro; IGNORE;} + YY_BREAK +case 20: +YY_RULE_SETUP +#line 154 "detex.l" +{CITEBEGIN LaMacro2; IGNORE;} + YY_BREAK +case 21: +YY_RULE_SETUP +#line 155 "detex.l" +{LaBEGIN LaMacro; IGNORE;} + YY_BREAK +case 22: +YY_RULE_SETUP +#line 156 "detex.l" +{LaBEGIN LaMacro; IGNORE;} + YY_BREAK +case 23: +YY_RULE_SETUP +#line 157 "detex.l" +{SPACE;} + YY_BREAK +case 24: +YY_RULE_SETUP +#line 158 "detex.l" +{LaBEGIN LaMacro2; SPACE;} + YY_BREAK +case 25: +YY_RULE_SETUP +#line 159 "detex.l" +{LaBEGIN LaMacro; IGNORE;} + YY_BREAK +case 26: +YY_RULE_SETUP +#line 160 "detex.l" +{CITEBEGIN LaMacro; IGNORE;} + YY_BREAK +case 27: +YY_RULE_SETUP +#line 161 "detex.l" +{LaBEGIN LaMacro; IGNORE;} + YY_BREAK +case 28: +YY_RULE_SETUP +#line 162 "detex.l" +{CITEBEGIN LaMacro; IGNORE;} + YY_BREAK +case 29: +YY_RULE_SETUP +#line 163 "detex.l" +{LaBEGIN LaMacro; IGNORE;} + YY_BREAK +case 30: +YY_RULE_SETUP +#line 164 "detex.l" +/* ignore \verb<ch>...<ch> */ { if (fLatex) { + char verbchar, c; + verbchar = input(); + while ((c = input()) != verbchar) + if (c == '\n') + NEWLINE; + } + IGNORE; + } + YY_BREAK +case 31: +YY_RULE_SETUP +#line 173 "detex.l" +BEGIN Normal; + YY_BREAK +case 32: +/* rule 32 can match eol */ +YY_RULE_SETUP +#line 174 "detex.l" +NEWLINE; + YY_BREAK +case 33: +YY_RULE_SETUP +#line 175 "detex.l" +; + YY_BREAK +case 34: +YY_RULE_SETUP +#line 176 "detex.l" +{ cOpenBrace++; } + YY_BREAK +case 35: +YY_RULE_SETUP +#line 177 "detex.l" +{ cOpenBrace--; + if (cOpenBrace == 0) + BEGIN Normal; + } + YY_BREAK +case 36: +/* rule 36 can match eol */ +YY_RULE_SETUP +#line 181 "detex.l" +NEWLINE; + YY_BREAK +case 37: +YY_RULE_SETUP +#line 182 "detex.l" +; + YY_BREAK +case 38: +YY_RULE_SETUP +#line 184 "detex.l" +/* ignore def begin */ {BEGIN Define; IGNORE;} + YY_BREAK +case 39: +YY_RULE_SETUP +#line 185 "detex.l" +BEGIN Normal; + YY_BREAK +case 40: +/* rule 40 can match eol */ +YY_RULE_SETUP +#line 186 "detex.l" +NEWLINE; + YY_BREAK +case 41: +YY_RULE_SETUP +#line 187 "detex.l" +; + YY_BREAK +case 42: +YY_RULE_SETUP +#line 189 "detex.l" +/* formula mode */ {LaBEGIN LaFormula; IGNORE;} + YY_BREAK +case 43: +YY_RULE_SETUP +#line 190 "detex.l" +BEGIN Normal; + YY_BREAK +case 44: +/* rule 44 can match eol */ +YY_RULE_SETUP +#line 191 "detex.l" +NEWLINE; + YY_BREAK +case 45: +YY_RULE_SETUP +#line 192 "detex.l" +; + YY_BREAK +case 46: +YY_RULE_SETUP +#line 194 "detex.l" +/* display mode */ {LaBEGIN LaDisplay; IGNORE;} + YY_BREAK +case 47: +YY_RULE_SETUP +#line 195 "detex.l" +BEGIN Normal; + YY_BREAK +case 48: +/* rule 48 can match eol */ +YY_RULE_SETUP +#line 196 "detex.l" +NEWLINE; + YY_BREAK +case 49: +YY_RULE_SETUP +#line 197 "detex.l" +; + YY_BREAK +case 50: +YY_RULE_SETUP +#line 199 "detex.l" +/* display mode */ {BEGIN Display; IGNORE;} + YY_BREAK +case 51: +YY_RULE_SETUP +#line 200 "detex.l" +BEGIN Normal; + YY_BREAK +case 52: +/* rule 52 can match eol */ +YY_RULE_SETUP +#line 201 "detex.l" +NEWLINE; + YY_BREAK +case 53: +YY_RULE_SETUP +#line 202 "detex.l" +; + YY_BREAK +case 54: +YY_RULE_SETUP +#line 204 "detex.l" +/* math mode */ {BEGIN Math; IGNORE;} + YY_BREAK +case 55: +YY_RULE_SETUP +#line 205 "detex.l" +BEGIN Normal; + YY_BREAK +case 56: +/* rule 56 can match eol */ +YY_RULE_SETUP +#line 206 "detex.l" +NEWLINE; + YY_BREAK +case 57: +YY_RULE_SETUP +#line 207 "detex.l" +; + YY_BREAK +case 58: +YY_RULE_SETUP +#line 208 "detex.l" +; + YY_BREAK +case 59: +YY_RULE_SETUP +#line 210 "detex.l" +/* process files */ {LaBEGIN LaInclude; IGNORE;} + YY_BREAK +case 60: +YY_RULE_SETUP +#line 211 "detex.l" +{ IncludeFile(yytext); + BEGIN Normal; + } + YY_BREAK +case 61: +/* rule 61 can match eol */ +YY_RULE_SETUP +#line 214 "detex.l" +NEWLINE; + YY_BREAK +case 62: +YY_RULE_SETUP +#line 215 "detex.l" +; + YY_BREAK +case 63: +YY_RULE_SETUP +#line 217 "detex.l" +{BEGIN IncludeOnly; IGNORE;} + YY_BREAK +case 64: +YY_RULE_SETUP +#line 218 "detex.l" +AddInclude(yytext); + YY_BREAK +case 65: +YY_RULE_SETUP +#line 219 "detex.l" +{ if (csbIncList == 0) + rgsbIncList[csbIncList++] = '\0'; + BEGIN Normal; + } + YY_BREAK +case 66: +/* rule 66 can match eol */ +YY_RULE_SETUP +#line 223 "detex.l" +NEWLINE; + YY_BREAK +case 67: +YY_RULE_SETUP +#line 224 "detex.l" +; + YY_BREAK +case 68: +YY_RULE_SETUP +#line 226 "detex.l" +{BEGIN Input; IGNORE;} + YY_BREAK +case 69: +YY_RULE_SETUP +#line 227 "detex.l" +{ InputFile(yytext); + BEGIN Normal; + } + YY_BREAK +case 70: +/* rule 70 can match eol */ +YY_RULE_SETUP +#line 230 "detex.l" +NEWLINE; + YY_BREAK +case 71: +YY_RULE_SETUP +#line 231 "detex.l" +; + YY_BREAK +case 72: +/* rule 72 can match eol */ +YY_RULE_SETUP +#line 233 "detex.l" +/* handle ligatures */ {(void)printf("%.2s", yytext+1);} + YY_BREAK +case 73: +/* rule 73 can match eol */ +YY_RULE_SETUP +#line 234 "detex.l" +{(void)printf("%.1s", yytext+1);} + YY_BREAK +case 74: +YY_RULE_SETUP +#line 236 "detex.l" +/* ignore other \cs */ {BEGIN Control; IGNORE;} + YY_BREAK +case 75: +YY_RULE_SETUP +#line 237 "detex.l" +SPACE; + YY_BREAK +case 76: +YY_RULE_SETUP +#line 238 "detex.l" +IGNORE; + YY_BREAK +case 77: +YY_RULE_SETUP +#line 239 "detex.l" +IGNORE; + YY_BREAK +case 78: +YY_RULE_SETUP +#line 240 "detex.l" +IGNORE; + YY_BREAK +case 79: +/* rule 79 can match eol */ +YY_RULE_SETUP +#line 241 "detex.l" +{BEGIN Normal; NEWLINE;} + YY_BREAK +case 80: +YY_RULE_SETUP +#line 242 "detex.l" +{BEGIN Normal; IGNORE;} + YY_BREAK +case 81: +YY_RULE_SETUP +#line 243 "detex.l" +{yyless(0);BEGIN Normal;} + YY_BREAK +case 82: +YY_RULE_SETUP +#line 245 "detex.l" +/* special characters */ IGNORE; + YY_BREAK +case 83: +YY_RULE_SETUP +#line 246 "detex.l" +IGNORE; + YY_BREAK +case 84: +YY_RULE_SETUP +#line 247 "detex.l" +SPACE; + YY_BREAK +case 85: +YY_RULE_SETUP +#line 249 "detex.l" +{ if (fWord) + (void)printf("%s\n", yytext); + else + ECHO; + } + YY_BREAK +case 86: +YY_RULE_SETUP +#line 254 "detex.l" +if (!fWord) ECHO; + YY_BREAK +case 87: +/* rule 87 can match eol */ +YY_RULE_SETUP +#line 255 "detex.l" +if (!fWord) ECHO; + YY_BREAK +case 88: +YY_RULE_SETUP +#line 256 "detex.l" +ECHO; + YY_BREAK +#line 1609 "detex.c" +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 = (int) (yy_cp - (yytext_ptr)) - 1; + + /* Undo the effects of YY_DO_BEFORE_ACTION. */ + *yy_cp = (yy_hold_char); + YY_RESTORE_YY_MORE_OFFSET + + if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) + { + /* We're scanning a new file or input source. It's + * possible that this happened because the user + * just pointed yyin at a new source and called + * yylex(). If so, then we have to assure + * consistency between YY_CURRENT_BUFFER and our + * globals. Here is the right place to do so, because + * this is the first action (other than possibly a + * back-up) that will match for the new input source. + */ + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; + YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; + YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; + } + + /* 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 input(). + */ + if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) + { /* This was really a NUL. */ + yy_state_type yy_next_state; + + (yy_c_buf_p) = (yytext_ptr) + 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_ptr) + 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_c_buf_p); + 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_ptr) + YY_MORE_ADJ; + + yy_act = YY_STATE_EOF(YY_START); + 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_ptr) + yy_amount_of_matched_text; + + yy_current_state = yy_get_previous_state( ); + + yy_cp = (yy_c_buf_p); + yy_bp = (yytext_ptr) + YY_MORE_ADJ; + goto yy_match; + + case EOB_ACT_LAST_MATCH: + (yy_c_buf_p) = + &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; + + yy_current_state = yy_get_previous_state( ); + + yy_cp = (yy_c_buf_p); + yy_bp = (yytext_ptr) + YY_MORE_ADJ; + goto yy_find_action; + } + break; + } + + default: + YY_FATAL_ERROR( + "fatal flex scanner internal error--no action found" ); + } /* end of action switch */ + } /* end of scanning one token */ +} /* end of yylex */ + +/* yy_get_next_buffer - try to read in a new 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 (void) +{ + register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; + register char *source = (yytext_ptr); + register int number_to_move, i; + int ret_val; + + if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) + YY_FATAL_ERROR( + "fatal flex scanner internal error--end of buffer missed" ); + + if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) + { /* Don't try to fill the buffer, so this is an EOF. */ + if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) + { + /* We matched a single character, the EOB, so + * treat this as a final EOF. + */ + return EOB_ACT_END_OF_FILE; + } + + else + { + /* We matched some text prior to the EOB, first + * process it. + */ + return EOB_ACT_LAST_MATCH; + } + } + + /* Try to read more data. */ + + /* First move last chars to start of buffer. */ + number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; + + for ( i = 0; i < number_to_move; ++i ) + *(dest++) = *(source++); + + if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) + /* don't do the read, it's not guaranteed to return an EOF, + * just force an EOF + */ + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; + + else + { + int num_to_read = + YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; + + while ( num_to_read <= 0 ) + { /* Not enough room in the buffer - grow it. */ + + /* just a shorter name for the current buffer */ + YY_BUFFER_STATE b = YY_CURRENT_BUFFER; + + int yy_c_buf_p_offset = + (int) ((yy_c_buf_p) - b->yy_ch_buf); + + if ( b->yy_is_our_buffer ) + { + int new_size = b->yy_buf_size * 2; + + if ( new_size <= 0 ) + b->yy_buf_size += b->yy_buf_size / 8; + else + b->yy_buf_size *= 2; + + b->yy_ch_buf = (char *) + /* Include room in for 2 EOB chars. */ + yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); + } + else + /* Can't grow it, we don't own it. */ + b->yy_ch_buf = 0; + + if ( ! b->yy_ch_buf ) + YY_FATAL_ERROR( + "fatal error - scanner input buffer overflow" ); + + (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; + + num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - + number_to_move - 1; + + } + + if ( num_to_read > YY_READ_BUF_SIZE ) + num_to_read = YY_READ_BUF_SIZE; + + /* Read in more data. */ + YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), + (yy_n_chars), (size_t) num_to_read ); + + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + if ( (yy_n_chars) == 0 ) + { + if ( number_to_move == YY_MORE_ADJ ) + { + ret_val = EOB_ACT_END_OF_FILE; + yyrestart(yyin ); + } + + else + { + ret_val = EOB_ACT_LAST_MATCH; + YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = + YY_BUFFER_EOF_PENDING; + } + } + + else + ret_val = EOB_ACT_CONTINUE_SCAN; + + if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { + /* Extend the array by 50%, plus the number we really need. */ + yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); + if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); + } + + (yy_n_chars) += number_to_move; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; + + (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; + + return ret_val; +} + +/* yy_get_previous_state - get the state just before the EOB char was reached */ + + static yy_state_type yy_get_previous_state (void) +{ + register yy_state_type yy_current_state; + register char *yy_cp; + + yy_current_state = (yy_start); + + for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) + { + register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*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 = (int) yy_def[yy_current_state]; + if ( yy_current_state >= 290 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) 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 ); + */ + static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) +{ + register int yy_is_jam; + register 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 = (int) yy_def[yy_current_state]; + if ( yy_current_state >= 290 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + yy_is_jam = (yy_current_state == 289); + + return yy_is_jam ? 0 : yy_current_state; +} + + static void yyunput (int c, register char * yy_bp ) +{ + register char *yy_cp; + + yy_cp = (yy_c_buf_p); + + /* undo effects of setting up yytext */ + *yy_cp = (yy_hold_char); + + if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) + { /* need to shift things up to make room */ + /* +2 for EOB chars. */ + register int number_to_move = (yy_n_chars) + 2; + register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[ + YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2]; + register char *source = + &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]; + + while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + *--dest = *--source; + + yy_cp += (int) (dest - source); + yy_bp += (int) (dest - source); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size; + + if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) + YY_FATAL_ERROR( "flex scanner push-back overflow" ); + } + + *--yy_cp = (char) c; + + (yytext_ptr) = yy_bp; + (yy_hold_char) = *yy_cp; + (yy_c_buf_p) = yy_cp; +} + +#ifndef YY_NO_INPUT +#ifdef __cplusplus + static int yyinput (void) +#else + static int input (void) +#endif + +{ + int c; + + *(yy_c_buf_p) = (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_LVALUE->yy_ch_buf[(yy_n_chars)] ) + /* This was really a NUL. */ + *(yy_c_buf_p) = '\0'; + + else + { /* need more input */ + int offset = (yy_c_buf_p) - (yytext_ptr); + ++(yy_c_buf_p); + + switch ( yy_get_next_buffer( ) ) + { + case EOB_ACT_LAST_MATCH: + /* This happens because yy_g_n_b() + * sees that we've accumulated a + * token and flags that we need to + * try matching the token before + * proceeding. But for input(), + * there's no matching to consider. + * So convert the EOB_ACT_LAST_MATCH + * to EOB_ACT_END_OF_FILE. + */ + + /* Reset buffer status. */ + yyrestart(yyin ); + + /*FALLTHROUGH*/ + + case EOB_ACT_END_OF_FILE: + { + if ( yywrap( ) ) + return EOF; + + if ( ! (yy_did_buffer_switch_on_eof) ) + YY_NEW_FILE; +#ifdef __cplusplus + return yyinput(); +#else + return input(); +#endif + } + + case EOB_ACT_CONTINUE_SCAN: + (yy_c_buf_p) = (yytext_ptr) + offset; + break; + } + } + } + + c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ + *(yy_c_buf_p) = '\0'; /* preserve yytext */ + (yy_hold_char) = *++(yy_c_buf_p); + + return c; +} +#endif /* ifndef YY_NO_INPUT */ + +/** Immediately switch to a different input stream. + * @param input_file A readable stream. + * + * @note This function does not reset the start condition to @c INITIAL . + */ + void yyrestart (FILE * input_file ) +{ + + if ( ! YY_CURRENT_BUFFER ){ + yyensure_buffer_stack (); + YY_CURRENT_BUFFER_LVALUE = + yy_create_buffer(yyin,YY_BUF_SIZE ); + } + + yy_init_buffer(YY_CURRENT_BUFFER,input_file ); + yy_load_buffer_state( ); +} + +/** Switch to a different input buffer. + * @param new_buffer The new input buffer. + * + */ + void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) +{ + + /* TODO. We should be able to replace this entire function body + * with + * yypop_buffer_state(); + * yypush_buffer_state(new_buffer); + */ + yyensure_buffer_stack (); + 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_LVALUE->yy_buf_pos = (yy_c_buf_p); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + YY_CURRENT_BUFFER_LVALUE = 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; +} + +static void yy_load_buffer_state (void) +{ + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; + (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; + yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; + (yy_hold_char) = *(yy_c_buf_p); +} + +/** Allocate and initialize an input buffer state. + * @param file A readable stream. + * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. + * + * @return the allocated buffer state. + */ + YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) +{ + YY_BUFFER_STATE b; + + b = (YY_BUFFER_STATE) yyalloc(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 = (char *) yyalloc(b->yy_buf_size + 2 ); + if ( ! b->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); + + b->yy_is_our_buffer = 1; + + yy_init_buffer(b,file ); + + return b; +} + +/** Destroy the buffer. + * @param b a buffer created with yy_create_buffer() + * + */ + void yy_delete_buffer (YY_BUFFER_STATE b ) +{ + + if ( ! b ) + return; + + if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ + YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; + + if ( b->yy_is_our_buffer ) + yyfree((void *) b->yy_ch_buf ); + + yyfree((void *) b ); +} + +#ifndef __cplusplus +extern int isatty (int ); +#endif /* __cplusplus */ + +/* Initializes or reinitializes a buffer. + * This function is sometimes called more than once on the same buffer, + * such as during a yyrestart() or at EOF. + */ + static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) + +{ + int oerrno = errno; + + yy_flush_buffer(b ); + + b->yy_input_file = file; + b->yy_fill_buffer = 1; + + /* If b is the current buffer, then yy_init_buffer was _probably_ + * called from yyrestart() or through yy_get_next_buffer. + * In that case, we don't want to reset the lineno or column. + */ + if (b != YY_CURRENT_BUFFER){ + b->yy_bs_lineno = 1; + b->yy_bs_column = 0; + } + + b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; + + errno = oerrno; +} + +/** Discard all buffered characters. On the next scan, YY_INPUT will be called. + * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. + * + */ + void yy_flush_buffer (YY_BUFFER_STATE b ) +{ + if ( ! b ) + return; + + b->yy_n_chars = 0; + + /* 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[0] = YY_END_OF_BUFFER_CHAR; + b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; + + b->yy_buf_pos = &b->yy_ch_buf[0]; + + b->yy_at_bol = 1; + b->yy_buffer_status = YY_BUFFER_NEW; + + if ( b == YY_CURRENT_BUFFER ) + yy_load_buffer_state( ); +} + +/** Pushes the new state onto the stack. The new state becomes + * the current state. This function will allocate the stack + * if necessary. + * @param new_buffer The new state. + * + */ +void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) +{ + if (new_buffer == NULL) + return; + + yyensure_buffer_stack(); + + /* This block is copied from yy_switch_to_buffer. */ + if ( YY_CURRENT_BUFFER ) + { + /* Flush out information for old buffer. */ + *(yy_c_buf_p) = (yy_hold_char); + YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + /* Only push if top exists. Otherwise, replace top. */ + if (YY_CURRENT_BUFFER) + (yy_buffer_stack_top)++; + YY_CURRENT_BUFFER_LVALUE = new_buffer; + + /* copied from yy_switch_to_buffer. */ + yy_load_buffer_state( ); + (yy_did_buffer_switch_on_eof) = 1; +} + +/** Removes and deletes the top of the stack, if present. + * The next element becomes the new top. + * + */ +void yypop_buffer_state (void) +{ + if (!YY_CURRENT_BUFFER) + return; + + yy_delete_buffer(YY_CURRENT_BUFFER ); + YY_CURRENT_BUFFER_LVALUE = NULL; + if ((yy_buffer_stack_top) > 0) + --(yy_buffer_stack_top); + + if (YY_CURRENT_BUFFER) { + yy_load_buffer_state( ); + (yy_did_buffer_switch_on_eof) = 1; + } +} + +/* Allocates the stack if it does not exist. + * Guarantees space for at least one push. + */ +static void yyensure_buffer_stack (void) +{ + int num_to_alloc; + + if (!(yy_buffer_stack)) { + + /* First allocation is just for 2 elements, since we don't know if this + * scanner will even need a stack. We use 2 instead of 1 to avoid an + * immediate realloc on the next call. + */ + num_to_alloc = 1; + (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc + (num_to_alloc * sizeof(struct yy_buffer_state*) + ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); + + memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); + + (yy_buffer_stack_max) = num_to_alloc; + (yy_buffer_stack_top) = 0; + return; + } + + if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ + + /* Increase the buffer to prepare for a possible push. */ + int grow_size = 8 /* arbitrary grow size */; + + num_to_alloc = (yy_buffer_stack_max) + grow_size; + (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc + ((yy_buffer_stack), + num_to_alloc * sizeof(struct yy_buffer_state*) + ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); + + /* zero only the new slots.*/ + memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); + (yy_buffer_stack_max) = num_to_alloc; + } +} + +/** Setup the input buffer state to scan directly from a user-specified character buffer. + * @param base the character buffer + * @param size the size in bytes of the character buffer + * + * @return the newly allocated buffer state object. + */ +YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) +{ + YY_BUFFER_STATE b; + + if ( size < 2 || + base[size-2] != YY_END_OF_BUFFER_CHAR || + base[size-1] != YY_END_OF_BUFFER_CHAR ) + /* They forgot to leave room for the EOB's. */ + return 0; + + b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); + if ( ! b ) + YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); + + b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ + b->yy_buf_pos = b->yy_ch_buf = base; + b->yy_is_our_buffer = 0; + b->yy_input_file = 0; + b->yy_n_chars = b->yy_buf_size; + b->yy_is_interactive = 0; + b->yy_at_bol = 1; + b->yy_fill_buffer = 0; + b->yy_buffer_status = YY_BUFFER_NEW; + + yy_switch_to_buffer(b ); + + return b; +} + +/** Setup the input buffer state to scan a string. The next call to yylex() will + * scan from a @e copy of @a str. + * @param yystr a NUL-terminated string to scan + * + * @return the newly allocated buffer state object. + * @note If you want to scan bytes that may contain NUL values, then use + * yy_scan_bytes() instead. + */ +YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) +{ + + return yy_scan_bytes(yystr,strlen(yystr) ); +} + +/** Setup the input buffer state to scan the given bytes. The next call to yylex() will + * scan from a @e copy of @a bytes. + * @param bytes the byte buffer to scan + * @param len the number of bytes in the buffer pointed to by @a bytes. + * + * @return the newly allocated buffer state object. + */ +YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len ) +{ + YY_BUFFER_STATE b; + char *buf; + yy_size_t n; + int i; + + /* Get memory for full buffer, including space for trailing EOB's. */ + n = _yybytes_len + 2; + buf = (char *) yyalloc(n ); + if ( ! buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); + + for ( i = 0; i < _yybytes_len; ++i ) + buf[i] = yybytes[i]; + + buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; + + b = yy_scan_buffer(buf,n ); + if ( ! b ) + YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); + + /* It's okay to grow etc. this buffer, and we should throw it + * away when we're done. + */ + b->yy_is_our_buffer = 1; + + return b; +} + +#ifndef YY_EXIT_FAILURE +#define YY_EXIT_FAILURE 2 +#endif + +static void yy_fatal_error (yyconst char* msg ) +{ + (void) fprintf( stderr, "%s\n", msg ); + exit( YY_EXIT_FAILURE ); +} + +/* Redefine yyless() so it works in section 3 code. */ + +#undef yyless +#define yyless(n) \ + do \ + { \ + /* Undo effects of setting up yytext. */ \ + int yyless_macro_arg = (n); \ + YY_LESS_LINENO(yyless_macro_arg);\ + yytext[yyleng] = (yy_hold_char); \ + (yy_c_buf_p) = yytext + yyless_macro_arg; \ + (yy_hold_char) = *(yy_c_buf_p); \ + *(yy_c_buf_p) = '\0'; \ + yyleng = yyless_macro_arg; \ + } \ + while ( 0 ) + +/* Accessor methods (get/set functions) to struct members. */ + +/** Get the current line number. + * + */ +int yyget_lineno (void) +{ + + return yylineno; +} + +/** Get the input stream. + * + */ +FILE *yyget_in (void) +{ + return yyin; +} + +/** Get the output stream. + * + */ +FILE *yyget_out (void) +{ + return yyout; +} + +/** Get the length of the current token. + * + */ +int yyget_leng (void) +{ + return yyleng; +} + +/** Get the current token. + * + */ + +char *yyget_text (void) +{ + return yytext; +} + +/** Set the current line number. + * @param line_number + * + */ +void yyset_lineno (int line_number ) +{ + + yylineno = line_number; +} + +/** Set the input stream. This does not discard the current + * input buffer. + * @param in_str A readable stream. + * + * @see yy_switch_to_buffer + */ +void yyset_in (FILE * in_str ) +{ + yyin = in_str ; +} + +void yyset_out (FILE * out_str ) +{ + yyout = out_str ; +} + +int yyget_debug (void) +{ + return yy_flex_debug; +} + +void yyset_debug (int bdebug ) +{ + yy_flex_debug = bdebug ; +} + +static int yy_init_globals (void) +{ + /* Initialization is the same as for the non-reentrant scanner. + * This function is called from yylex_destroy(), so don't allocate here. + */ + + (yy_buffer_stack) = 0; + (yy_buffer_stack_top) = 0; + (yy_buffer_stack_max) = 0; + (yy_c_buf_p) = (char *) 0; + (yy_init) = 0; + (yy_start) = 0; + +/* Defined in main.c */ +#ifdef YY_STDINIT + yyin = stdin; + yyout = stdout; +#else + yyin = (FILE *) 0; + yyout = (FILE *) 0; +#endif + + /* For future reference: Set errno on error, since we are called by + * yylex_init() + */ + return 0; +} + +/* yylex_destroy is for both reentrant and non-reentrant scanners. */ +int yylex_destroy (void) +{ + + /* Pop the buffer stack, destroying each element. */ + while(YY_CURRENT_BUFFER){ + yy_delete_buffer(YY_CURRENT_BUFFER ); + YY_CURRENT_BUFFER_LVALUE = NULL; + yypop_buffer_state(); + } + + /* Destroy the stack itself. */ + yyfree((yy_buffer_stack) ); + (yy_buffer_stack) = NULL; + + /* Reset the globals. This is important in a non-reentrant scanner so the next time + * yylex() is called, initialization will occur. */ + yy_init_globals( ); + + return 0; +} + +/* + * Internal utility routines. + */ + +#ifndef yytext_ptr +static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) +{ + register int i; + for ( i = 0; i < n; ++i ) + s1[i] = s2[i]; +} +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * s ) +{ + register int n; + for ( n = 0; s[n]; ++n ) + ; + + return n; +} +#endif + +void *yyalloc (yy_size_t size ) +{ + return (void *) malloc( size ); +} + +void *yyrealloc (void * ptr, yy_size_t size ) +{ + /* The cast to (char *) in the following accommodates both + * implementations that use char* generic pointers, and those + * that use void* generic pointers. It works with the latter + * because both ANSI C and C++ allow castless assignment from + * any pointer type to void*, and deal with argument conversions + * as though doing an assignment. + */ + return (void *) realloc( (char *) ptr, size ); +} + +void yyfree (void * ptr ) +{ + free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ +} + +#define YYTABLES_NAME "yytables" + +#line 256 "detex.l" + + +/****** +** 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(cArgs,rgsbArgs) +int cArgs; +char *rgsbArgs[]; +{ + char *pch, *sbEnvList = DEFAULTENV, sbBadOpt[2]; + FILE *TexOpen(); + int fSawFile = 0, iArgs = 1; + + /* get base name and decide what we are doing, detex or delatex */ +#ifdef OS2 + char drive[_MAX_DRIVE], dir[_MAX_DIR]; + char fname[_MAX_FNAME], ext[_MAX_EXT]; +#ifdef __EMX__ + _wildcard(&cArgs, &rgsbArgs); + _response(&cArgs, &rgsbArgs); +#endif + _splitpath (rgsbArgs[0], drive, dir, fname, ext); + sbProgName = strlwr(fname); +#else +#ifdef KPATHSEA + kpse_set_program_name (rgsbArgs[0], NULL); +#endif + if ((sbProgName = strrchr(rgsbArgs[0], '/')) != NULL) + sbProgName++; + else + sbProgName = rgsbArgs[0]; +#endif + if (strcmp("delatex",sbProgName) == 0) + fLatex = 1; + +#ifndef KPATHSEA + /* set rgsbInputPaths for use with TexOpen() */ + SetInputPaths(); +#endif + + /* 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: +#ifdef OS2 + OS2UsageExit(); +#else + sbBadOpt[0] = *pch; + sbBadOpt[1] = '\0'; + Warning("unknown option ignored -", sbBadOpt); +#endif + } + 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; +#ifdef OS2 + if (isatty(fileno(stdin))) + OS2UsageExit(); +#endif + BEGIN Normal; + (void)yylex(); + } +#ifndef FLEX_SCANNER + if (YYSTATE != Normal) + ErrorExit("input contains an unterminated mode or environment"); +#endif + return(0); +} + +#ifdef FLEX_SCANNER +#undef yywrap +#endif + +/****** +** 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. +******/ + +yywrap() +{ + (void)fclose(yyin); + if (cfp > 0) { + yyin = rgfp[--cfp]; + return(0); + } + return(1); +} + +#ifdef OS2 + +/****** +** yyless -- return characters to the input stream. Some systems don't have +** a yyless routine +******/ + +void yyless(n) +int n; +{ + int i = strlen(yytext); + + while (i > n) unput(yytext[--i]); + yytext[yyleng = n] = '\0'; +} +#endif + +/****** +** SetEnvIgnore -- sets rgsbEnvIgnore to the values indicated by the +** sbEnvList. +******/ + +void +SetEnvIgnore(sbEnvList) +char *sbEnvList; +{ + char *sb; + + sb = SafeMalloc(strlen(sbEnvList) + 1, "malloc for SetEnvIgnore failed"); + (void) strcpy(sb, sbEnvList); + csbEnvIgnore = SeparateList(sb, 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. +******/ + +BeginEnv(sbEnv) +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. +******/ + +EndEnv(sbEnv) +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(sbFile) +char *sbFile; +{ + FILE *TexOpen(); + + 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(sbFile) +char *sbFile; +{ + FILE *TexOpen(); + + 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(sbFile) +char *sbFile; +{ + if (!fFollow) + return; + if (csbIncList >= MAXINCLIST) + Warning("\\includeonly list is too long, ignoring", sbFile); + rgsbIncList[csbIncList] = SafeMalloc(strlen(sbFile) + 1, "malloc for AddInclude failed"); + (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". +******/ + +InList(sbFile) +char *sbFile; +{ + char *pch, sbBase[PATH_MAX]; + int i; + + if (csbIncList == 0) /* no list */ + return(1); + (void)strcpy(sbBase, sbFile); + if ((pch = strrchr(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. If +** the user's TEXINPUTS has a leading ':' prepend the DEFAULTINPUTS +** to the path, if there is a trailing ':' append the DEFAULTINPUTS. +** This is consistent with the most recent TeX. However, this +** routine does not honor the '//' construct (expand subdirs). +******/ + +void +SetInputPaths() +{ + char *sb, *sbPaths; +#ifndef WIN32 + char *getenv(); +#endif + int cchDefaults, cchPaths; + + cchDefaults = strlen(DEFAULTINPUTS); +#ifdef OS2 + if ((sb = getenv("TEXINPUT")) == NULL) +#endif + if ((sb = getenv("TEXINPUTS")) == NULL) + sb = DEFAULTINPUTS; + cchPaths = strlen(sb); + if (sb[0] == CHPATHSEP) + cchPaths += cchDefaults; + if (sb[strlen(sb) - 1] == CHPATHSEP) + cchPaths += cchDefaults; + sbPaths = SafeMalloc(cchPaths + 1, "malloc for SetInputPaths failed"); + sbPaths[0] = '\0'; + if (sb[0] == CHPATHSEP) + (void)strcat(sbPaths, DEFAULTINPUTS); + (void)strcat(sbPaths, sb); + if (sb[strlen(sb) - 1] == CHPATHSEP) + (void)strcat(sbPaths, DEFAULTINPUTS); + + csbInputPaths = SeparateList(sbPaths, rgsbInputPaths, CHPATHSEP, MAXINPUTPATHS); + if (csbInputPaths == ERROR) +#ifdef OS2 + ErrorExit("TEXINPUT(S) environment variable has too many paths"); +#else + ErrorExit("TEXINPUTS environment variable has too many paths"); +#endif +} + +/****** +** 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. +******/ + +SeparateList(sbList, rgsbList, chSep, csbMax) +char *sbList, *rgsbList[], chSep; +int csbMax; +{ + int csbList = 0; + + while (sbList && *sbList && csbList < csbMax) { + rgsbList[csbList++] = sbList; + if (sbList = strchr(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(sbFile) +char *sbFile; +{ + char *pch, *sbNew; + FILE *fp; + int iPath; + static char sbFullPath[PATH_MAX]; + +#ifndef KPATHSEA + for (iPath = 0; iPath < csbInputPaths; iPath++) { +#ifdef OS2 + if (*sbFile == '/' || *sbFile == '\\' || strchr(sbFile, ':')) /* absolute path */ +#else + if (*sbFile == '/') /* absolute path */ +#endif + { + (void)sprintf(sbFullPath, "%s", sbFile); + iPath = csbInputPaths; /* only check once */ + } else + (void)sprintf(sbFullPath, "%s/%s", rgsbInputPaths[iPath], sbFile); +#ifdef OS2 + pch = sbFullPath; + while (pch = strchr(pch, '\\')) + *pch = '/'; +#endif + + /* If sbFile ends in .tex then it must be there */ + if ((pch = strrchr(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 = SafeMalloc(strlen(sbFullPath) + 5, "malloc for TexOpen failed"); + (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); +#else + sbNew = kpse_find_file (sbFile, kpse_tex_format, false); + + if (sbNew == NULL) + return (FILE *)NULL; + + return fopen (sbNew, "r"); +#endif +} + +/****** +** SafeMalloc -- wrapper around malloc() to check for failure. +******/ + +char * +SafeMalloc(cch, sbMessage) +int cch; +char *sbMessage; +{ + char *sb; + + if ((sb = (char *)malloc((unsigned)cch)) == NULL) + ErrorExit(sbMessage); + return(sb); +} + +/****** +** Warning -- print a warning message preceded by the program name. +******/ + +void +Warning(sb1, sb2) +char *sb1, *sb2; +{ + (void)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. +******/ + +ErrorExit(sb1) +char *sb1; +{ + (void)fflush(stdout); + (void)fprintf(stderr, "%s: error: %s\n", sbProgName, sb1); + exit(1); +} +#ifdef OS2 + +/****** +** OS2UsageExit -- print OS/2 usage message and exit. +******/ + +OS2UsageExit() +{ + (void)printf("\n%s [ -clnstw ] [ -e environment-list ] [ filename[.tex] ... ]\n", + sbProgName); + puts(" -c echo LaTeX \\cite, \\ref, and \\pageref values\n \ +-e <env-list> list of LaTeX environments to ignore\n \ +-l force latex mode\n \ +-n do not follow \\input and \\include\n \ +-s replace control sequences with space\n \ +-t force tex mode\n \ +-w word only output"); + exit(0); +} +#endif + |