diff options
| -rw-r--r-- | Build/source/texk/lacheck/lacheck.c | 4699 |
1 files changed, 4699 insertions, 0 deletions
diff --git a/Build/source/texk/lacheck/lacheck.c b/Build/source/texk/lacheck/lacheck.c new file mode 100644 index 00000000000..644f180adbc --- /dev/null +++ b/Build/source/texk/lacheck/lacheck.c @@ -0,0 +1,4699 @@ + +#line 3 "lacheck.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_acclist[361] = + { 0, + 89, 87, 88, 87, 88, 4, 88, 87, 88, 43, + 87, 88, 81, 87, 88, 87, 88, 87, 88, 87, + 88, 87, 88, 87, 88, 9, 87, 88, 10, 87, + 88, 87, 88, 87, 88, 87, 88, 87, 88, 87, + 88, 87, 88, 49, 88, 88, 49, 88, 59, 88, + 59, 88, 52, 88, 51, 52, 88, 53, 88, 52, + 88, 85, 88, 85, 88, 88, 83, 88, 82, 88, + 83, 88, 56, 88, 55, 88, 56, 88, 31, 88, + 4, 88, 31, 88, 31, 88, 29, 31, 88, 30, + 31, 88, 41, 88, 40, 41, 88, 41, 88, 35, + + 88, 35, 88, 35, 88, 33, 35, 88, 34, 35, + 88, 27, 88, 25, 27, 88, 4, 25, 88, 13, + 27, 88, 27, 88, 13, 27, 88, 24, 27, 88, + 24, 27, 88, 13, 27, 88, 27, 88, 13, 27, + 88, 9, 27, 88, 11, 27, 88, 26, 27, 88, + 12, 27, 88, 12, 27, 88, 27, 88, 27, 88, + 12, 27, 88, 27, 88, 12, 27, 88, 10, 27, + 88, 80, 63, 42, 44, 3, 79, 7, 2, 36, + 37, 17, 38, 1, 39, 5, 6,16445, 8, 63, + 79,16445, 49, 1, 49, 59, 1, 59, 1, 85, + + 1, 85, 80, 13, 13, 13, 79, 13, 18, 13, + 12, 12, 12, 16, 12, 78,16444, 3, 66, 68, + 16446,16445, 77, 77, 77, 14, 68,16446,16445, 78, + 16444, 13,16446, 12,16446,16460,16460, 15,16444, 3, + 3,16460,16460, 77, 77, 73, 73, 77, 22, 22, + 77, 19, 19, 77, 8253, 25,16444, 23, 67, 67, + 8268, 67, 67, 8252, 67, 3, 67, 8268, 8254, 28, + 28, 77, 28, 58, 57, 8, 63, 67, 67, 67, + 67, 71, 3, 3, 67, 28, 77, 28, 77, 74, + 74, 74, 77, 74, 74, 54, 54, 54, 77, 54, + + 67, 67, 67, 70, 3, 67, 3, 48, 47, 9, + 10, 84, 74, 75, 75, 75, 77, 75, 75, 67, + 29, 30, 33, 34, 9, 11, 10, 3, 64, 75, + 3, 69, 65, 65, 65, 3, 65, 46, 46, 77, + 86, 77, 86, 65, 72, 3, 65, 65, 65, 3, + 45, 45, 77, 3, 20, 20, 77, 21, 50, 32 + } ; + +static yyconst flex_int16_t yy_accept[954] = + { 0, + 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, 2, 4, 6, + 8, 10, 13, 16, 18, 20, 22, 24, 26, 29, + 32, 34, 36, 38, 40, 42, 44, 46, 47, 49, + 51, 53, 55, 58, 60, 62, 64, 66, 67, 69, + 71, 73, 75, 77, 79, 81, 83, 85, 87, 90, + 93, 95, 98, 100, 102, 104, 106, 109, 112, 114, + 117, 120, 123, 125, 128, 131, 134, 137, 139, 142, + 145, 148, 151, 154, 157, 159, 161, 164, 166, 169, + + 172, 172, 172, 172, 172, 173, 173, 173, 173, 173, + 173, 173, 173, 174, 174, 174, 175, 175, 176, 176, + 177, 177, 177, 177, 177, 177, 177, 177, 178, 178, + 179, 180, 181, 182, 183, 183, 183, 184, 185, 186, + 186, 186, 186, 186, 186, 186, 186, 186, 186, 186, + 186, 186, 186, 186, 186, 186, 187, 188, 189, 189, + 190, 191, 191, 191, 191, 191, 191, 191, 191, 191, + 192, 192, 193, 193, 194, 196, 197, 199, 200, 200, + 201, 203, 203, 203, 203, 203, 204, 204, 204, 204, + 204, 205, 206, 208, 209, 210, 210, 210, 210, 210, + + 210, 210, 210, 211, 212, 213, 214, 215, 215, 215, + 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, + 216, 216, 216, 216, 216, 216, 217, 217, 217, 217, + 217, 217, 217, 217, 217, 217, 218, 218, 218, 218, + 219, 219, 219, 219, 219, 219, 219, 219, 219, 219, + 219, 219, 219, 219, 219, 220, 220, 220, 220, 221, + 222, 223, 224, 225, 226, 226, 226, 226, 226, 226, + 226, 226, 226, 226, 226, 226, 226, 226, 226, 226, + 226, 226, 226, 226, 226, 226, 226, 226, 226, 226, + 226, 226, 226, 226, 226, 226, 226, 226, 226, 226, + + 226, 226, 226, 226, 226, 226, 226, 226, 226, 226, + 226, 227, 228, 229, 230, 230, 230, 230, 230, 230, + 230, 230, 230, 230, 230, 231, 231, 231, 231, 232, + 234, 234, 234, 234, 234, 234, 234, 234, 234, 236, + 236, 236, 236, 236, 236, 236, 236, 236, 236, 236, + 236, 237, 238, 238, 238, 238, 238, 239, 239, 239, + 239, 239, 239, 239, 239, 240, 240, 240, 240, 240, + 240, 240, 240, 241, 241, 241, 241, 242, 242, 242, + 242, 242, 243, 244, 244, 244, 244, 244, 244, 244, + 244, 244, 244, 244, 244, 244, 244, 244, 245, 246, + + 246, 246, 246, 246, 246, 246, 246, 246, 246, 246, + 247, 249, 249, 249, 249, 249, 249, 249, 249, 249, + 250, 252, 252, 252, 252, 252, 252, 252, 252, 253, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 256, 256, 256, 256, 256, + 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, + 256, 256, 256, 256, 256, 256, 256, 256, 256, 257, + 258, 258, 258, 258, 258, 259, 259, 259, 259, 259, + 259, 259, 259, 259, 259, 260, 260, 260, 261, 261, + 261, 261, 262, 262, 262, 262, 262, 262, 262, 262, + + 262, 262, 262, 262, 263, 264, 264, 264, 264, 264, + 264, 265, 265, 265, 265, 265, 265, 266, 266, 267, + 267, 268, 268, 268, 268, 269, 269, 269, 269, 269, + 269, 269, 269, 269, 269, 269, 269, 269, 269, 269, + 270, 270, 270, 270, 270, 270, 270, 270, 270, 270, + 270, 270, 270, 271, 273, 274, 274, 274, 274, 274, + 274, 275, 275, 275, 275, 276, 276, 276, 276, 276, + 276, 276, 276, 276, 276, 276, 276, 276, 276, 276, + 276, 276, 276, 276, 277, 278, 278, 278, 278, 278, + 278, 278, 278, 279, 280, 280, 280, 280, 280, 280, + + 280, 280, 280, 280, 280, 280, 280, 280, 280, 280, + 280, 280, 280, 280, 280, 280, 280, 280, 280, 280, + 281, 281, 281, 281, 281, 281, 281, 281, 281, 281, + 281, 281, 282, 282, 283, 283, 283, 283, 283, 284, + 285, 285, 285, 286, 286, 286, 286, 286, 286, 286, + 286, 286, 286, 286, 286, 286, 286, 286, 286, 286, + 286, 286, 286, 286, 288, 290, 290, 290, 290, 290, + 290, 290, 290, 290, 290, 290, 290, 291, 292, 292, + 294, 295, 296, 296, 296, 296, 296, 296, 296, 296, + 297, 298, 300, 301, 301, 301, 301, 301, 301, 301, + + 302, 302, 302, 302, 302, 302, 302, 302, 302, 302, + 302, 302, 302, 302, 302, 302, 302, 303, 303, 303, + 303, 303, 303, 303, 304, 304, 304, 305, 306, 306, + 307, 308, 308, 308, 308, 308, 308, 308, 308, 308, + 308, 308, 309, 309, 309, 310, 311, 311, 311, 311, + 311, 311, 311, 311, 312, 312, 312, 312, 312, 313, + 313, 314, 314, 314, 314, 314, 315, 316, 316, 318, + 319, 320, 320, 320, 320, 321, 321, 321, 322, 323, + 324, 325, 326, 327, 327, 328, 328, 328, 328, 328, + 328, 328, 328, 329, 329, 329, 329, 329, 329, 330, + + 330, 330, 330, 330, 330, 330, 330, 330, 330, 330, + 330, 330, 330, 330, 330, 331, 331, 331, 331, 331, + 331, 331, 331, 331, 331, 331, 331, 331, 331, 332, + 332, 332, 332, 332, 332, 332, 332, 332, 332, 332, + 332, 332, 332, 332, 333, 333, 333, 333, 333, 333, + 333, 333, 333, 334, 334, 334, 335, 335, 335, 335, + 335, 336, 336, 337, 337, 338, 338, 338, 338, 338, + 338, 338, 338, 338, 338, 338, 338, 339, 341, 342, + 344, 344, 344, 344, 344, 344, 344, 344, 344, 344, + 344, 345, 345, 345, 346, 347, 347, 347, 348, 348, + + 348, 348, 348, 348, 348, 348, 348, 348, 348, 348, + 348, 348, 348, 348, 348, 349, 349, 349, 349, 349, + 350, 351, 351, 351, 351, 351, 351, 351, 352, 354, + 354, 354, 354, 354, 354, 354, 354, 355, 355, 355, + 355, 356, 358, 358, 359, 359, 360, 360, 360, 360, + 360, 361, 361 + } ; + +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, 6, 6, 7, 8, 6, 9, 10, + 11, 12, 13, 14, 15, 16, 17, 18, 18, 18, + 18, 18, 18, 18, 18, 18, 18, 19, 20, 6, + 6, 6, 21, 22, 23, 23, 23, 23, 23, 23, + 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, + 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, + 24, 25, 26, 6, 1, 27, 28, 29, 30, 31, + + 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, + 42, 43, 37, 44, 45, 46, 47, 48, 49, 50, + 51, 37, 52, 1, 53, 54, 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, 55, 55, 1, 1, + + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 55, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 56, 56, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 56, 1, 1, + 1, 1, 1, 1, 1 + } ; + +static yyconst flex_int32_t yy_meta[57] = + { 0, + 1, 2, 3, 2, 4, 1, 5, 6, 7, 8, + 8, 1, 1, 9, 1, 10, 1, 8, 8, 8, + 11, 12, 13, 1, 14, 1, 15, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 17, 18, 19, 20, 21 + } ; + +static yyconst flex_int16_t yy_base[1045] = + { 0, + 0, 56, 110, 111, 112, 113, 115, 117, 118, 119, + 5108, 5107, 120, 121, 122, 123, 124, 126, 134, 136, + 150, 159, 212, 0, 268, 0, 5131, 155, 323, 179, + 179, 180, 171, 378, 181, 361, 410, 373, 187, 184, + 462, 405, 465, 478, 515, 360, 0, 5134, 5105, 0, + 5104, 5134, 5134, 5134, 167, 0, 5103, 5102, 5134, 5134, + 5101, 5134, 5134, 5100, 5134, 5134, 5121, 470, 5134, 5134, + 5134, 5134, 5098, 5134, 5119, 475, 5134, 5134, 315, 570, + 624, 388, 472, 397, 322, 569, 675, 714, 758, 507, + 324, 585, 463, 583, 589, 593, 809, 373, 860, 385, + + 618, 612, 660, 667, 657, 0, 914, 688, 701, 940, + 968, 5105, 5134, 704, 719, 5134, 571, 5134, 5113, 5134, + 712, 1012, 784, 745, 779, 5086, 817, 5134, 596, 5134, + 5134, 5134, 5134, 5134, 5072, 5069, 5134, 814, 5134, 462, + 474, 853, 545, 860, 384, 688, 109, 491, 369, 645, + 711, 134, 570, 401, 719, 5134, 5134, 801, 891, 5065, + 5062, 987, 865, 901, 1018, 5001, 414, 1035, 796, 1043, + 897, 1067, 838, 0, 0, 0, 0, 5134, 4956, 0, + 0, 4934, 4931, 4900, 4879, 5134, 0, 4883, 619, 729, + 766, 1114, 782, 823, 5134, 4840, 596, 4762, 4774, 4703, + + 462, 4684, 837, 801, 1115, 913, 5134, 597, 4671, 939, + 1059, 1130, 1010, 4649, 4621, 4594, 4587, 4535, 4487, 4485, + 4447, 0, 1139, 4455, 4448, 1169, 1150, 1196, 1209, 1249, + 4414, 4393, 4346, 128, 559, 990, 1304, 4323, 1230, 1311, + 1189, 1314, 536, 170, 468, 509, 382, 694, 390, 565, + 786, 0, 1143, 1335, 5134, 1326, 1241, 4290, 5134, 1003, + 1062, 4298, 4297, 4296, 624, 467, 677, 753, 452, 696, + 714, 803, 1102, 1372, 632, 808, 1128, 313, 813, 1428, + 734, 914, 880, 784, 909, 1194, 1484, 178, 749, 601, + 855, 1145, 926, 976, 989, 996, 1104, 1051, 1238, 1299, + + 980, 1300, 0, 0, 1016, 0, 4299, 1539, 1564, 1532, + 5134, 1571, 1580, 1590, 1596, 1599, 1623, 4298, 4282, 4268, + 4267, 4266, 4265, 4305, 4297, 1070, 1308, 1540, 1673, 1606, + 4261, 4256, 0, 0, 4270, 4254, 4265, 4243, 1678, 4242, + 0, 4220, 1066, 0, 4229, 1685, 1698, 1333, 1702, 4191, + 1269, 1634, 4183, 4167, 4190, 0, 5134, 1727, 1717, 0, + 1736, 1743, 1781, 1345, 1751, 4148, 4139, 4141, 1761, 1806, + 4122, 1796, 1211, 4150, 1192, 1814, 1822, 1776, 1824, 1846, + 906, 1768, 1771, 1204, 1077, 0, 4113, 4147, 1682, 0, + 1850, 4118, 87, 4072, 4045, 1853, 1711, 4044, 4039, 558, + + 1234, 1129, 844, 1288, 1164, 1310, 1313, 1105, 1300, 5134, + 4038, 1547, 1329, 1908, 1523, 1522, 1179, 1242, 1139, 5134, + 4037, 1963, 1536, 1584, 1589, 1597, 867, 1032, 5134, 4035, + 1528, 1601, 1694, 1669, 1608, 1661, 1719, 1195, 1592, 1662, + 1727, 1225, 1367, 1856, 5134, 1864, 1856, 4053, 4050, 4024, + 4048, 1878, 0, 1881, 1966, 2015, 1882, 1979, 2040, 1986, + 2047, 2050, 4034, 1809, 4006, 4005, 4004, 4003, 2094, 1888, + 2058, 2076, 4002, 4001, 5134, 4010, 4001, 4010, 4010, 3996, + 3997, 0, 3986, 3950, 5134, 1879, 3913, 3912, 1973, 3883, + 2004, 5134, 3887, 3882, 2084, 3917, 2104, 1951, 0, 1681, + + 3916, 2119, 3901, 2010, 2022, 3868, 0, 3883, 2126, 2133, + 5134, 2151, 3878, 3907, 1799, 3905, 3904, 2056, 1978, 1748, + 1874, 2136, 2004, 2143, 3903, 963, 1797, 3902, 2161, 0, + 1963, 3901, 3842, 3840, 3842, 3837, 3829, 2164, 2148, 5134, + 2158, 1745, 1810, 1823, 1998, 1695, 2176, 1847, 1875, 2219, + 1769, 1938, 2254, 2284, 0, 2035, 2049, 1979, 2069, 2334, + 5134, 3871, 1797, 2052, 5134, 2096, 2063, 2109, 1824, 2072, + 2386, 2148, 2091, 2054, 2151, 2152, 2092, 2150, 2153, 2160, + 2442, 1957, 2204, 3864, 3863, 3840, 2337, 0, 2172, 3866, + 2344, 3854, 2347, 2353, 2497, 2500, 2507, 2510, 2307, 3819, + + 3819, 3818, 3817, 3812, 2525, 2534, 2541, 3811, 3810, 3813, + 3818, 3813, 2545, 3776, 3790, 3814, 2595, 3802, 3808, 3802, + 3758, 3751, 3769, 2598, 3764, 3748, 3787, 2605, 2614, 3775, + 3783, 3782, 3743, 5134, 3748, 2623, 0, 3776, 2630, 3764, + 2180, 3773, 3770, 2154, 2504, 2181, 2345, 3769, 2639, 3725, + 3721, 3727, 3730, 3716, 2517, 2169, 2654, 2321, 2343, 2182, + 2341, 3729, 2344, 0, 0, 2349, 3724, 2353, 2504, 3750, + 2512, 2517, 2351, 2526, 2647, 2166, 5134, 2699, 0, 3727, + 3726, 2657, 2484, 1852, 2519, 2509, 2524, 2750, 2664, 5134, + 3732, 3721, 3720, 3705, 3732, 2669, 2676, 3717, 3722, 3721, + + 2805, 3690, 3676, 3672, 3669, 3662, 2689, 3647, 3641, 3617, + 3624, 2808, 3605, 3604, 2545, 3639, 3638, 2700, 3591, 3590, + 3584, 2813, 3619, 3618, 2816, 3574, 5134, 2628, 3612, 3611, + 2823, 2560, 2341, 1719, 2824, 3335, 3347, 3333, 2832, 2582, + 2848, 5134, 3374, 2593, 5134, 3354, 2597, 2346, 2659, 2588, + 2618, 2673, 2687, 3353, 2623, 2665, 2188, 2688, 5134, 2899, + 0, 2676, 2818, 2801, 2820, 5134, 2946, 0, 3352, 3351, + 2861, 3327, 2868, 3368, 3367, 2871, 3325, 5134, 5134, 5134, + 5134, 5134, 5134, 3323, 5134, 3322, 2688, 2879, 3321, 3320, + 2906, 3318, 2836, 2888, 2672, 2840, 3318, 2913, 5134, 2904, + + 3359, 2641, 2831, 2693, 2845, 2837, 2873, 2865, 2996, 3308, + 3357, 2189, 2900, 2689, 0, 3316, 2933, 3328, 3258, 3257, + 3276, 3003, 2913, 3250, 3237, 3167, 2885, 3010, 3017, 2945, + 2276, 1870, 2932, 0, 3030, 3166, 2169, 3160, 2908, 3055, + 3111, 2903, 3134, 5134, 0, 2921, 2930, 2543, 3182, 3153, + 3024, 3023, 5134, 3002, 3033, 3032, 3166, 2994, 2942, 0, + 2891, 3168, 3015, 2953, 2957, 3170, 1323, 2998, 0, 3007, + 2855, 2772, 2684, 2638, 2584, 2846, 5134, 2590, 5134, 2542, + 2941, 3008, 3000, 2993, 0, 2471, 2473, 2402, 2370, 2277, + 2275, 2107, 2099, 5134, 2024, 3172, 1971, 1969, 2819, 2030, + + 1839, 3175, 1714, 1598, 1589, 1529, 3200, 3235, 3158, 3022, + 1523, 1525, 1334, 1308, 1228, 3256, 1128, 1112, 1046, 999, + 3259, 2278, 3262, 3258, 895, 817, 687, 5134, 679, 3162, + 3294, 615, 0, 0, 3260, 485, 3261, 2894, 428, 3248, + 5134, 308, 155, 5134, 2920, 5134, 3329, 0, 75, 0, + 0, 5134, 3381, 3402, 3423, 3444, 3465, 3486, 3507, 3528, + 3549, 3570, 3591, 3604, 3624, 3645, 3666, 3687, 3707, 3725, + 3743, 3761, 3779, 3799, 3820, 3840, 3262, 3264, 3860, 3881, + 3896, 3908, 3929, 3950, 3971, 3992, 4013, 3275, 4033, 4042, + 4063, 4084, 4105, 4126, 4135, 4156, 4177, 4198, 4219, 4240, + + 4261, 4281, 4301, 4322, 4343, 4364, 4385, 3340, 4406, 4427, + 4448, 4469, 4490, 4511, 4532, 4553, 4574, 4595, 4616, 4637, + 4658, 4679, 4700, 4721, 3342, 4742, 4763, 4784, 4805, 4826, + 4847, 4868, 4889, 4910, 4931, 4952, 4973, 4994, 5015, 5036, + 5057, 5078, 3176, 5099 + } ; + +static yyconst flex_int16_t yy_def[1045] = + { 0, + 952, 952, 953, 953, 954, 954, 955, 955, 956, 956, + 957, 957, 958, 958, 959, 959, 960, 960, 961, 961, + 962, 962, 952, 23, 952, 25, 952, 952, 952, 29, + 952, 952, 963, 952, 952, 964, 952, 964, 952, 952, + 952, 965, 965, 965, 952, 45, 966, 952, 966, 967, + 967, 952, 952, 952, 952, 968, 968, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 963, 952, 952, 952, + 952, 952, 952, 952, 963, 952, 952, 952, 952, 969, + 969, 970, 963, 970, 952, 952, 971, 952, 971, 952, + 952, 952, 972, 972, 952, 952, 973, 88, 973, 952, + + 952, 952, 952, 952, 974, 975, 976, 974, 974, 952, + 952, 110, 952, 952, 952, 952, 111, 952, 963, 952, + 963, 963, 952, 952, 117, 952, 964, 952, 127, 952, + 952, 952, 952, 952, 977, 978, 952, 952, 952, 978, + 978, 978, 978, 978, 978, 978, 978, 978, 978, 978, + 978, 978, 978, 978, 978, 952, 952, 979, 127, 952, + 952, 952, 952, 965, 965, 117, 117, 965, 45, 965, + 45, 952, 45, 966, 966, 967, 967, 952, 952, 968, + 968, 952, 952, 952, 952, 952, 980, 981, 982, 982, + 970, 89, 970, 89, 952, 952, 952, 952, 952, 952, + + 952, 952, 89, 972, 99, 99, 952, 952, 952, 99, + 952, 983, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 984, 952, 952, 952, 976, 952, 985, 952, 952, + 110, 110, 952, 952, 952, 230, 952, 952, 963, 952, + 986, 963, 963, 963, 963, 963, 963, 963, 963, 963, + 952, 987, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 988, 977, 988, 978, 978, 978, 978, 978, 978, + 978, 978, 978, 952, 978, 978, 978, 978, 978, 952, + 978, 978, 978, 978, 978, 978, 952, 978, 978, 978, + 978, 978, 978, 978, 978, 978, 978, 978, 989, 989, + + 990, 990, 991, 992, 952, 993, 952, 952, 994, 952, + 952, 965, 965, 965, 989, 989, 952, 317, 952, 952, + 952, 952, 952, 952, 981, 995, 982, 982, 995, 970, + 952, 952, 996, 997, 952, 952, 952, 952, 972, 952, + 998, 952, 952, 999, 952, 983, 983, 952, 952, 952, + 952, 952, 952, 952, 952, 1000, 952, 230, 952, 1001, + 983, 1002, 985, 952, 1002, 952, 952, 952, 1003, 1003, + 952, 963, 952, 1004, 963, 1005, 983, 1005, 963, 963, + 963, 963, 963, 963, 963, 1006, 952, 952, 952, 1007, + 952, 952, 952, 952, 952, 952, 952, 1008, 1008, 978, + + 978, 978, 978, 978, 978, 978, 978, 978, 978, 952, + 1008, 978, 978, 952, 978, 978, 978, 978, 978, 952, + 1008, 978, 978, 978, 978, 978, 978, 978, 952, 1008, + 978, 978, 978, 978, 978, 978, 978, 978, 978, 978, + 978, 978, 989, 989, 952, 989, 990, 952, 952, 952, + 952, 952, 1009, 983, 965, 994, 952, 952, 952, 989, + 989, 989, 317, 952, 952, 952, 952, 952, 995, 952, + 1003, 1003, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 1010, 952, 952, 952, 983, 1011, 952, 983, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 1012, 952, + + 952, 983, 1013, 1002, 1002, 952, 1014, 952, 1003, 1003, + 952, 1003, 952, 1015, 963, 963, 963, 1005, 983, 1016, + 963, 1005, 963, 963, 963, 963, 963, 952, 952, 1017, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 978, 978, 978, 978, 978, 978, 978, 978, 952, + 978, 978, 414, 414, 414, 978, 978, 978, 978, 952, + 952, 1018, 978, 978, 952, 978, 978, 978, 978, 978, + 952, 978, 978, 978, 978, 978, 978, 978, 978, 978, + 952, 978, 989, 952, 952, 952, 952, 1019, 952, 952, + 983, 1020, 965, 965, 952, 952, 952, 989, 952, 952, + + 952, 952, 952, 952, 1003, 1003, 1003, 952, 952, 952, + 952, 952, 581, 952, 952, 952, 952, 1021, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 1022, + 952, 952, 952, 952, 952, 1003, 1023, 963, 952, 952, + 1024, 963, 963, 963, 963, 963, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 978, 978, 978, 978, 978, + 978, 550, 978, 554, 554, 978, 550, 978, 978, 1018, + 978, 978, 978, 978, 978, 978, 952, 571, 678, 1025, + 978, 678, 978, 978, 978, 978, 978, 952, 978, 952, + 613, 1025, 978, 952, 952, 952, 952, 1026, 952, 952, + + 952, 952, 952, 952, 952, 952, 1003, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 983, 952, 952, + 952, 952, 952, 952, 983, 952, 952, 952, 963, 963, + 983, 963, 963, 963, 952, 952, 952, 952, 952, 978, + 952, 952, 1027, 978, 952, 978, 978, 978, 978, 978, + 978, 978, 978, 978, 978, 978, 978, 978, 952, 1028, + 1029, 978, 978, 978, 978, 952, 688, 767, 1025, 978, + 767, 952, 952, 952, 952, 983, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 983, 1030, 952, 952, + 983, 952, 983, 1031, 963, 963, 952, 952, 952, 952, + + 1027, 978, 978, 978, 978, 978, 978, 978, 1028, 1032, + 952, 978, 978, 978, 1033, 952, 983, 952, 952, 952, + 952, 1030, 952, 952, 952, 952, 963, 1031, 1030, 963, + 963, 963, 952, 1034, 952, 952, 952, 952, 978, 952, + 952, 978, 1032, 952, 678, 978, 978, 978, 952, 952, + 952, 952, 952, 1030, 1035, 952, 1030, 952, 952, 1036, + 963, 1031, 1030, 1037, 963, 1031, 963, 963, 1038, 952, + 952, 952, 952, 952, 952, 978, 952, 1025, 952, 1025, + 978, 978, 978, 978, 767, 952, 952, 952, 1039, 952, + 952, 952, 952, 952, 952, 1040, 963, 963, 963, 963, + + 952, 952, 952, 952, 952, 952, 952, 978, 978, 978, + 952, 952, 952, 952, 952, 1030, 952, 952, 963, 963, + 1030, 963, 963, 952, 952, 952, 952, 952, 1025, 978, + 952, 952, 1041, 1042, 1030, 952, 1030, 963, 952, 978, + 952, 1025, 952, 952, 978, 952, 978, 1043, 1043, 1044, + 1044, 0, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952 + } ; + +static yyconst flex_int16_t yy_nxt[5191] = + { 0, + 28, 29, 30, 29, 31, 28, 32, 33, 28, 28, + 28, 28, 34, 28, 34, 35, 28, 28, 28, 28, + 31, 28, 36, 28, 37, 28, 28, 38, 38, 38, + 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, + 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, + 38, 39, 40, 41, 36, 38, 28, 29, 30, 29, + 42, 28, 32, 33, 43, 43, 43, 28, 34, 43, + 34, 44, 28, 43, 43, 43, 42, 28, 45, 28, + 37, 28, 43, 46, 46, 46, 46, 46, 46, 46, + 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, + + 46, 46, 46, 46, 46, 46, 46, 39, 40, 41, + 45, 46, 48, 48, 48, 48, 53, 54, 53, 54, + 48, 48, 60, 60, 63, 63, 66, 950, 66, 534, + 264, 67, 535, 67, 49, 49, 51, 51, 72, 55, + 72, 55, 57, 57, 61, 61, 64, 64, 68, 72, + 68, 72, 66, 285, 72, 264, 72, 75, 73, 367, + 73, 66, 48, 48, 48, 48, 75, 351, 101, 294, + 48, 48, 120, 120, 76, 69, 70, 69, 70, 102, + 114, 115, 114, 76, 121, 116, 118, 116, 160, 160, + 160, 178, 101, 101, 101, 122, 126, 101, 179, 264, + + 101, 77, 78, 117, 102, 117, 431, 946, 102, 382, + 77, 78, 79, 80, 81, 80, 82, 79, 79, 83, + 84, 84, 84, 79, 79, 85, 79, 86, 79, 84, + 84, 84, 82, 79, 87, 79, 88, 79, 84, 89, + 89, 89, 89, 89, 89, 89, 89, 89, 89, 89, + 89, 89, 89, 89, 89, 89, 89, 89, 89, 89, + 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941, 941, 262, 941, 941, 941, 941, 941, 951, + + 951, 259, 951, 951, 951, 951, 951, 951, 951, 951, + 951, 951, 951, 951, 951, 120, 951, 951, 951, 951, + 236, 120, 178, 120, 178, 178, 178, 181, 177, 175, + 952, 58, 58, 27, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952, + 952, 952, 952, 952, 952, 952, 952, 952, 952, 952 + } ; + +static yyconst flex_int16_t yy_chk[5191] = + { 0, + 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, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 3, 4, 5, 6, 7, 7, 8, 8, + 9, 10, 13, 14, 15, 16, 17, 949, 18, 393, + 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yy_full_lp; +static int *yy_full_state; +#define YY_TRAILING_MASK 0x2000 +#define YY_TRAILING_HEAD_MASK 0x4000 +#define REJECT \ +{ \ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ \ +yy_cp = (yy_full_match); /* restore poss. backed-over text */ \ +(yy_lp) = (yy_full_lp); /* restore orig. accepting pos. */ \ +(yy_state_ptr) = (yy_full_state); /* restore orig. state */ \ +yy_current_state = *(yy_state_ptr); /* restore curr. state */ \ +++(yy_lp); \ +goto find_rule; \ +} + +#define yymore() yymore_used_but_not_detected +#define YY_MORE_ADJ 0 +#define YY_RESTORE_YY_MORE_OFFSET +char *yytext; +#line 1 "lacheck.l" +/* -*- Mode: C -*- + * + * lacheck.lex - A consistency checker checker for LaTeX documents + * + * Copyright (C) 1991, 1992 Kresten Krab Thorup. + * Copyright (C) 1993 --- 1998 Per Abrahamsen. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 1, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Please send bugs, suggestions, and queries to auc-tex_mgr@sunsite.auc.dk. + * + * $Revision: 1.26 $ + * Author : Kresten Krab Thorup + * Created On : Sun May 26 18:11:58 1991 + * + * HISTORY + * 07-Mar-1998 Per Abrahamsen + * Added return to yywrap. Patch by Fabrice POPINEAU + * <popineau@esemetz.ese-metz.fr>. + * 14-Jan-1998 Per Abrahamsen + * Added GPL blurp. + * 27-Oct-1997 Per Abrahamsen + * Count newline after newenvironment and newcommand. + * 12-Jan-1996 Per Abrahamsen + * \\} used not to end a group in definitions. Reported by Piet + * van Oostrum <piet@cs.ruu.nl>. + * 03-Jan-1995 Per Abrahamsen + * Fix bug which prevented detection of multiple illegal characters + * in labels. Reported by eeide@jaguar.cs.utah.edu (Eric Eide). + * 30-Jul-1994 Per Abrahamsen + * Define dummy yywrap so we no longer depend on `libl.a'. + * 26-Apr-1994 Per Abrahamsen + * Removed a few warnings, by Richard Lloyd <R.K.Lloyd@csc.liv.ac.uk>. + * 23-Apr-1994 Per Abrahamsen + * Changed all `%i' to `%d' for VMS portability. Reported by + * Stephen Harker <PHS172M@vaxc.cc.monash.edu.au>. + * 16-Feb-1994 Per Abrahamsen + * Try file name with `.tex' appended before trying it bare. This + * will make the case where a directory and a TeX file share the + * same name work. + * 19-Jan-1994 Per Abrahamsen + * Comments don't imply whitespace. Pointed out by Jacco van + * Ossenbruggen <jrvosse@cs.vu.nl>. + * 14-Jan-1994 Per Abrahamsen + * Don't complain about \ref at the beginning of a paragraph. + * Suggested by Jean-Marc Lasgouttes <Jean-Marc.Lasgouttes@inria.fr>. + * 11-Jan-1994 Per Abrahamsen + * Added version string to usage message. Suggested by Uwe Bonnes + * <bon@LTE.E-TECHNIK.uni-erlangen.de> . + * 04-Jan-1994 Per Abrahamsen + * Warn about newlines in \verb. Suggested by Mark Burton + * <markb@ordern.demon.co.uk>. The LaTeX Book agrees (p. 168). + * 10-Sep-1993 Per Abrahamsen + * Removed complain about missing ~ before \cite. Requested by + * Nelson H. F. Beebe <beebe@math.utah.edu>. The LaTeX Book seems + * to agree. + * 03-Sep-1993 Per Abrahamsen + * Check for illegal characters in labels. + * 16-Aug-1993 Per Abrahamsen + * Recognize \endinput. Suggested by Stefan Farestam + * <Stefan.Farestam@cerfacs.fr>. + * 13-Aug-1993 Per Abrahamsen + * } was eaten after display math. Reported by Eckhard Rüggeberg + * <eckhard@ts.go.dlr.de>. + * 13-Aug-1993 Per Abrahamsen + * Recognize \verb*. Reported by Eckhard Rüggeberg + * <eckhard@ts.go.dlr.de>. + * 08-Aug-1993 Per Abrahamsen + * Better catch begin and end without arguments. + * 08-Aug-1993 Per Abrahamsen + * Removed free(NULL) as reported by Darrel R. Hankerson + * <hankedr@mail.auburn.edu>. + * 08-Aug-1993 Per Abrahamsen + * Removed declaration of realloc for some C compilers. Reported by + * Darrel R. Hankerson <hankedr@mail.auburn.edu> + * 30-Jul-1993 Per Abrahamsen + * Added check for italic correction after normal text. + * 29-Jul-1993 Per Abrahamsen + * Added cast for (char*) malloc as suggested by John Interrante + * <interran@uluru.Stanford.EDU>. + * 29-Jul-1993 Per Abrahamsen + * Added check for missing and extra italic correction. + * 29-Jul-1993 Per Abrahamsen + * Made line number counting more reliable (but it still needs a rewrite)! + * 28-Jul-1993 Per Abrahamsen + * Added check for italic correction before point or comma. + * 6-Jun-1992 Kresten Krab Thorup + * Last Modified: Sat Jun 6 16:37:44 1992 #48 (Kresten Krab Thorup) + * Added test for whitespace before punctuation mark + * 17-Dec-1991 (Last Mod: Tue Dec 17 21:01:24 1991 #41) Kresten Krab Thorup + * Added 'word word` and missing ~ before cite and ref + * 18-Jun-1991 (Last Mod: Tue Jun 18 19:20:43 1991 #17) Kresten Krab Thorup + * Added check (or rather management) for \newenvironment and + * \newcommand - as suggested by Per Abrahamsen abrham@hugin.dk + * 30-May-1991 (Last Mod: Thu May 30 02:22:33 1991 #15) Kresten Krab Thorup + * Added check for `$${punct}' and `{punct}$' constructions + * 30-May-1991 (Last Mod: Wed May 29 10:31:35 1991 #6) Kresten Krab Thorup + * Improved (dynamic) stack management from Andreas Stolcke ... + * <stolcke@ICSI.Berkeley.EDU> + * 26-May-1991 Kresten Krab Thorup + * Initial distribution version. + */ +#line 117 "lacheck.l" + +#include <stdio.h> +#include <string.h> + +#ifdef WIN32 +#include <win32lib.h> +#endif +/* #include <sys/param.h> */ + +/* extern char *realloc(); */ + +#define YY_SKIP_YYWRAP +int yywrap() { return 1; } + +#ifdef NEED_STRSTR +char *strstr(); +#endif + +#define GROUP_STACK_SIZE 10 +#define INPUT_STACK_SIZE 10 + +#define PROGNAME "LaCheck" + + /* macros */ + +#define CG_NAME (char *)gstack[gstackp-1].s_name +#define CG_TYPE gstack[gstackp-1].s_type +#define CG_LINE gstack[gstackp-1].s_line +#define CG_ITALIC gstack[gstackp-1].italic +#define CG_FILE gstack[gstackp-1].s_file + +char *bg_command(); +void pop(); +void push(); +void linecount(); +void g_checkend(); +void e_checkend(); +void f_checkend(); +void input_file(); +void print_bad_match(); +int check_top_level_end(); + + /* global variables */ + +char returnval[100]; +int line_count = 1; +int warn_count = 0; +char *file_name; +char verb_char; + + /* the group stack */ + +typedef struct tex_group + { + unsigned char *s_name; + int s_type; + int s_line; + int italic; + char *s_file; + } tex_group; + +tex_group *gstack; +int gstack_size = GROUP_STACK_SIZE; +int gstackp = 0; + +typedef struct input_ + { + YY_BUFFER_STATE stream; + char *name; + int linenum; + } input_; + +input_ *istack; +int istack_size = INPUT_STACK_SIZE; +int istackp = 0; + +int def_count = 0; + + + +#line 2174 "lacheck.c" + +#define INITIAL 0 +#define B_ENVIRONMENT 1 +#define E_ENVIRONMENT 2 +#define VERBATIM 3 +#define INCLUDE 4 +#define MATH 5 +#define COMMENT 6 +#define VERB 7 +#define DEF 8 +#define AFTER_DISPLAY 9 +#define ENV_DEF 10 +#define ICOR 11 +#define GETICOR 12 + +#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 \ + if ( yyleng > 0 ) \ + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \ + (yytext[yyleng - 1] == '\n'); \ + 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 240 "lacheck.l" + + +#line 2374 "lacheck.c" + + if ( !(yy_init) ) + { + (yy_init) = 1; + +#ifdef YY_USER_INIT + YY_USER_INIT; +#endif + + /* Create the reject buffer large enough to save one state per allowed character. */ + if ( ! (yy_state_buf) ) + (yy_state_buf) = (yy_state_type *)yyalloc(YY_STATE_BUF_SIZE ); + if ( ! (yy_state_buf) ) + YY_FATAL_ERROR( "out of dynamic memory in yylex()" ); + + 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_current_state += YY_AT_BOL(); + + (yy_state_ptr) = (yy_state_buf); + *(yy_state_ptr)++ = yy_current_state; + +yy_match: + do + { + register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*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 >= 953 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + *(yy_state_ptr)++ = yy_current_state; + ++yy_cp; + } + while ( yy_base[yy_current_state] != 5134 ); + +yy_find_action: + yy_current_state = *--(yy_state_ptr); + (yy_lp) = yy_accept[yy_current_state]; +find_rule: /* we branch to this label when backing up */ + for ( ; ; ) /* until we find what rule we matched */ + { + if ( (yy_lp) && (yy_lp) < yy_accept[yy_current_state + 1] ) + { + yy_act = yy_acclist[(yy_lp)]; + if ( yy_act & YY_TRAILING_HEAD_MASK || + (yy_looking_for_trail_begin) ) + { + if ( yy_act == (yy_looking_for_trail_begin) ) + { + (yy_looking_for_trail_begin) = 0; + yy_act &= ~YY_TRAILING_HEAD_MASK; + break; + } + } + else if ( yy_act & YY_TRAILING_MASK ) + { + (yy_looking_for_trail_begin) = yy_act & ~YY_TRAILING_MASK; + (yy_looking_for_trail_begin) |= YY_TRAILING_HEAD_MASK; + } + else + { + (yy_full_match) = yy_cp; + (yy_full_state) = (yy_state_ptr); + (yy_full_lp) = (yy_lp); + break; + } + ++(yy_lp); + goto find_rule; + } + --yy_cp; + yy_current_state = *--(yy_state_ptr); + (yy_lp) = 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 1: +YY_RULE_SETUP +#line 242 "lacheck.l" +{ ; } + YY_BREAK +case 2: +YY_RULE_SETUP +#line 244 "lacheck.l" +{ ; } + YY_BREAK +case 3: +/* rule 3 can match eol */ +YY_RULE_SETUP +#line 246 "lacheck.l" +{ line_count++; } + YY_BREAK +case 4: +/* rule 4 can match eol */ +YY_RULE_SETUP +#line 248 "lacheck.l" +{ line_count++; } + YY_BREAK +case 5: +YY_RULE_SETUP +#line 250 "lacheck.l" +{ ; } + YY_BREAK +case 6: +YY_RULE_SETUP +#line 252 "lacheck.l" +{ ; } + YY_BREAK +case 7: +YY_RULE_SETUP +#line 254 "lacheck.l" +{ ; } + YY_BREAK +case 8: +/* rule 8 can match eol */ +YY_RULE_SETUP +#line 256 "lacheck.l" +{ + if (CG_TYPE != 4 && CG_TYPE != 5) { + if (!(CG_TYPE == 2 && strstr(CG_NAME, "array"))) { + printf( "\"%s\", line %d: possible unwanted space at \"{\"\n", + file_name, line_count); + ++warn_count ; + } + } + push( "{", 0, line_count); + linecount(); + } + YY_BREAK +case 9: +YY_RULE_SETUP +#line 268 "lacheck.l" +{ push( "{", 0, line_count);} + YY_BREAK +case 10: +YY_RULE_SETUP +#line 270 "lacheck.l" +{ + { + int italic = CG_ITALIC; + g_checkend(0); + if (italic && !CG_ITALIC) + BEGIN(GETICOR) ; + else + BEGIN(INITIAL); + }} + YY_BREAK +case 11: +YY_RULE_SETUP +#line 280 "lacheck.l" +{ g_checkend(0); } + YY_BREAK +case 12: +YY_RULE_SETUP +#line 282 "lacheck.l" +{ + { + if (!CG_ITALIC) + { + printf("\"%s\", line %d: you may need a \\/ before \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + } + BEGIN(INITIAL); + }} + YY_BREAK +case 13: +YY_RULE_SETUP +#line 293 "lacheck.l" +{ + { + if (CG_ITALIC) + { + printf("\"%s\", line %d: \\/ not needed before italic text \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + } + BEGIN(INITIAL); + }} + YY_BREAK +case 14: +/* rule 14 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 2; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 304 "lacheck.l" +{ + { + linecount(); + if (!CG_ITALIC) + { + printf("\"%s\", line %d: \\/ not needed after non-italic text \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + } + }} + YY_BREAK +case 15: +/* rule 15 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 2; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 315 "lacheck.l" +{ + { + linecount(); + if (!CG_ITALIC) + { + printf("\"%s\", line %d: \\/ is not needed after non-italic \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + } + }} + YY_BREAK +case 16: +YY_RULE_SETUP +#line 326 "lacheck.l" +{ BEGIN(INITIAL); } + YY_BREAK +case 17: +YY_RULE_SETUP +#line 328 "lacheck.l" +{ BEGIN(ICOR); } + YY_BREAK +case 18: +YY_RULE_SETUP +#line 330 "lacheck.l" +{ + { + printf("\"%s\", line %d: double \\/ found \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + BEGIN(ICOR); + }} + YY_BREAK +case 19: +/* rule 19 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 338 "lacheck.l" +{ CG_ITALIC = 1; } + YY_BREAK +case 20: +/* rule 20 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 12; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 340 "lacheck.l" +{ + { + if(CG_ITALIC) + BEGIN(GETICOR); + else + BEGIN(INITIAL); + CG_ITALIC = 0; + }} + YY_BREAK +case 21: +/* rule 21 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 12; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 349 "lacheck.l" +{ CG_ITALIC = 0; } + YY_BREAK +case 22: +/* rule 22 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 3; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 351 "lacheck.l" +{ + { + if(CG_ITALIC) + BEGIN(GETICOR); + else + BEGIN(INITIAL); + CG_ITALIC = !CG_ITALIC; + }} + YY_BREAK +case 23: +/* rule 23 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 3; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 360 "lacheck.l" +{ CG_ITALIC = !CG_ITALIC; } + YY_BREAK +case 24: +YY_RULE_SETUP +#line 362 "lacheck.l" +{ + { + printf("\"%s\", line %d: do not use \\/ before \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + BEGIN(INITIAL); + }} + YY_BREAK +case 25: +/* rule 25 can match eol */ +YY_RULE_SETUP +#line 370 "lacheck.l" +{ ; } + YY_BREAK +case 26: +YY_RULE_SETUP +#line 372 "lacheck.l" +{ ; } + YY_BREAK +case 27: +YY_RULE_SETUP +#line 374 "lacheck.l" +{ + { + unput(yytext[0]); + BEGIN(INITIAL); + }} + YY_BREAK +case 28: +YY_RULE_SETUP +#line 380 "lacheck.l" +BEGIN(DEF); + YY_BREAK +case 29: +YY_RULE_SETUP +#line 382 "lacheck.l" +{ ++def_count; } + YY_BREAK +case 30: +YY_RULE_SETUP +#line 384 "lacheck.l" +{ --def_count; + if(def_count == 0) + BEGIN(INITIAL); } + YY_BREAK +case 31: +YY_RULE_SETUP +#line 388 "lacheck.l" +{ ; } + YY_BREAK +case 32: +YY_RULE_SETUP +#line 390 "lacheck.l" +BEGIN(ENV_DEF); + YY_BREAK +case 33: +YY_RULE_SETUP +#line 392 "lacheck.l" +{ ++def_count; } + YY_BREAK +case 34: +YY_RULE_SETUP +#line 394 "lacheck.l" +{ --def_count; + if(def_count == 0) + BEGIN(DEF); } + YY_BREAK +case 35: +YY_RULE_SETUP +#line 398 "lacheck.l" +{ ; } + YY_BREAK +case 36: +YY_RULE_SETUP +#line 400 "lacheck.l" +{ + if(CG_TYPE == 4 || CG_TYPE == 5) + print_bad_match(yytext,4); + else + { + push( yytext, 4, line_count); + }} + YY_BREAK +case 37: +YY_RULE_SETUP +#line 408 "lacheck.l" +{ g_checkend(4); } + YY_BREAK +case 38: +YY_RULE_SETUP +#line 410 "lacheck.l" +{ + if(CG_TYPE == 4 || CG_TYPE == 5) + print_bad_match(yytext,5); + else + { + push( yytext, 5, line_count); + }} + YY_BREAK +case 39: +YY_RULE_SETUP +#line 419 "lacheck.l" +{ g_checkend(5); BEGIN(AFTER_DISPLAY);} + YY_BREAK +case 40: +YY_RULE_SETUP +#line 421 "lacheck.l" +{ + + printf( "\"%s\", line %d: punctuation mark \"%s\" should be placed before end of displaymath\n", + file_name, line_count, yytext); + ++warn_count ; + + BEGIN(INITIAL); } + YY_BREAK +case 41: +/* rule 41 can match eol */ +YY_RULE_SETUP +#line 429 "lacheck.l" +{ unput(yytext[0]); BEGIN(INITIAL); } + YY_BREAK +case 42: +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 431 "lacheck.l" +{ if (CG_TYPE == 4) + { + printf( "\"%s\", line %d: punctuation mark \"%s\" should be placed after end of math mode\n", + file_name, line_count, yytext); + ++warn_count ; + BEGIN(INITIAL); + }} + YY_BREAK +case 43: +YY_RULE_SETUP +#line 439 "lacheck.l" +{ + + if(CG_TYPE == 5) + print_bad_match(yytext, 4); + else + + if(CG_TYPE == 4) + { + e_checkend(4, yytext); + } + else + { + push( yytext, 4, line_count); + }} + YY_BREAK +case 44: +YY_RULE_SETUP +#line 455 "lacheck.l" +{ + + if(CG_TYPE == 4) + print_bad_match(yytext,5); + else + + if(CG_TYPE == 5) + { + e_checkend(5, yytext); + BEGIN(AFTER_DISPLAY); + } + else + { + push( yytext, 5, line_count); + }} + YY_BREAK +case 45: +/* rule 45 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 11; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 471 "lacheck.l" +{ + { + push((unsigned char *)"\\begingroup", 1, line_count); + }} + YY_BREAK +case 46: +/* rule 46 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 9; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 477 "lacheck.l" +{ + { + g_checkend(1); + }} + YY_BREAK +case 47: +YY_RULE_SETUP +#line 483 "lacheck.l" +{ BEGIN(B_ENVIRONMENT); } + YY_BREAK +case 48: +/* rule 48 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 485 "lacheck.l" +{ + { + + printf("\"%s\", line %d: {argument} missing for \\begin\n", + file_name, line_count) ; + ++warn_count; + }} + YY_BREAK +case 49: +YY_RULE_SETUP +#line 493 "lacheck.l" +{ + { + if (strcmp( yytext, "verbatim" ) == 0 ) + { + input(); + BEGIN(VERBATIM); + } + else + { + push(yytext, 2, line_count); + + if ( strcmp (yytext, "sl" ) == 0 + || strcmp (yytext, "it" ) == 0) + CG_ITALIC = 1; + else if (strcmp (yytext, "normalshape") == 0) + CG_ITALIC = 0; + else if (strcmp (yytext, "em") == 0) + CG_ITALIC = !CG_ITALIC; + + input(); + BEGIN(INITIAL); + } + }} + YY_BREAK +case 50: +YY_RULE_SETUP +#line 517 "lacheck.l" +{ BEGIN(INITIAL); } + YY_BREAK +case 51: +YY_RULE_SETUP +#line 519 "lacheck.l" +{ + printf("\"%s\", line %d: TAB character in verbatim environment\n", + file_name, line_count) ; + ++warn_count; + } + YY_BREAK +case 52: +YY_RULE_SETUP +#line 525 "lacheck.l" +{ ; } + YY_BREAK +case 53: +/* rule 53 can match eol */ +YY_RULE_SETUP +#line 527 "lacheck.l" +{ ++line_count; } + YY_BREAK +case 54: +YY_RULE_SETUP +#line 530 "lacheck.l" +{ + verb_char = yytext[yyleng-1]; + BEGIN(VERB); + } + YY_BREAK +case 55: +/* rule 55 can match eol */ +YY_RULE_SETUP +#line 535 "lacheck.l" +{ + printf("\"%s\", line %d: \\verb should not contain end of line characters\n", + file_name, line_count) ; + ++line_count; +} + YY_BREAK +case 56: +YY_RULE_SETUP +#line 541 "lacheck.l" +{ + if ( *yytext == verb_char ) + BEGIN(INITIAL); +} + YY_BREAK +case 57: +YY_RULE_SETUP +#line 547 "lacheck.l" +{ BEGIN(E_ENVIRONMENT); } + YY_BREAK +case 58: +/* rule 58 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 549 "lacheck.l" +{ + { + printf("\"%s\", line %d: {argument} missing for \\end\n", + file_name, line_count) ; + ++warn_count; + }} + YY_BREAK +case 59: +YY_RULE_SETUP +#line 557 "lacheck.l" +{ + { + e_checkend(2, yytext); + input(); + + BEGIN(INITIAL); + }} + YY_BREAK +case 60: +/* rule 60 can match eol */ +YY_RULE_SETUP +#line 566 "lacheck.l" +{ + { + linecount(); + printf( "\"%s\", line %d: missing `\\ ' after \"%s\"\n", + file_name, line_count, ++yytext); + ++warn_count ; + BEGIN(INITIAL); + }} + YY_BREAK +case 61: +/* rule 61 can match eol */ +YY_RULE_SETUP +#line 575 "lacheck.l" +{ + { + printf( "\"%s\", line %d: missing `\\ ' after \"%s\"\n", + file_name, line_count, yytext); + ++warn_count ; + BEGIN(INITIAL); + }} + YY_BREAK +case 62: +/* rule 62 can match eol */ +YY_RULE_SETUP +#line 583 "lacheck.l" +{ + { + linecount(); + printf("\"%s\", line %d: missing `\\@' before `.' in \"%s\"\n", + file_name, line_count, yytext); + ++warn_count ; + BEGIN(INITIAL); + }} + YY_BREAK +case 63: +/* rule 63 can match eol */ +YY_RULE_SETUP +#line 592 "lacheck.l" +{ + + printf("\"%s\", line %d: double space at \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + linecount(); + BEGIN(INITIAL); + } + YY_BREAK +case 64: +/* rule 64 can match eol */ +YY_RULE_SETUP +#line 601 "lacheck.l" +{ + printf("\"%s\", line %d: \\ldots should be \\cdots in \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + linecount(); + } + YY_BREAK +case 65: +/* rule 65 can match eol */ +YY_RULE_SETUP +#line 608 "lacheck.l" +{ + printf("\"%s\", line %d: \\cdots should be \\ldots in \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + linecount(); + BEGIN(INITIAL); + } + YY_BREAK +case 66: +/* rule 66 can match eol */ +YY_RULE_SETUP +#line 616 "lacheck.l" +{ + printf("\"%s\", line %d: Dots should be \\cdots in \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + linecount(); + } + YY_BREAK +case 67: +/* rule 67 can match eol */ +YY_RULE_SETUP +#line 623 "lacheck.l" +{ + printf("\"%s\", line %d: Dots should be \\ldots in \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + linecount(); + BEGIN(INITIAL); + } + YY_BREAK +case 68: +YY_RULE_SETUP +#line 632 "lacheck.l" +{ + printf("\"%s\", line %d: Dots should be ellipsis \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + BEGIN(INITIAL); + } + YY_BREAK +case 69: +/* rule 69 can match eol */ +YY_RULE_SETUP +#line 639 "lacheck.l" +{ + linecount(); + printf("\"%s\", line %d: bad character in label \"%s\", see C.10.2\n", + file_name, line_count, yytext); + } + YY_BREAK +case 70: +/* rule 70 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 645 "lacheck.l" +{ + linecount(); + BEGIN(INITIAL); + } + YY_BREAK +case 71: +/* rule 71 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 650 "lacheck.l" +{ + linecount(); + printf("\"%s\", line %d: perhaps you should insert a `~' before \"%s\"\n", + file_name, line_count, ++yytext); + BEGIN(INITIAL); + } + YY_BREAK +case 72: +/* rule 72 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 657 "lacheck.l" +{ + linecount(); + printf("\"%s\", line %d: whitespace before footnote in \"%s\"\n", + file_name, line_count, ++yytext); + BEGIN(INITIAL); + } + YY_BREAK +case 73: +/* rule 73 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 665 "lacheck.l" +{ + { + printf("\"%s\", line %d: Don't use \"%s\" in LaTeX documents\n", + file_name, line_count, yytext); + ++warn_count ; + }} + YY_BREAK +case 74: +/* rule 74 can match eol */ +YY_RULE_SETUP +#line 672 "lacheck.l" +{ linecount() ;} + YY_BREAK +case 75: +/* rule 75 can match eol */ +YY_RULE_SETUP +#line 673 "lacheck.l" +{ linecount(); } + YY_BREAK +case 76: +/* rule 76 can match eol */ +YY_RULE_SETUP +#line 675 "lacheck.l" +{ + { + linecount(); + printf("\"%s\", line %d: Fontspecifiers don't take arguments. \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + /* (void) input(); */ + BEGIN(INITIAL); + }} + YY_BREAK +case 77: +YY_RULE_SETUP +#line 685 "lacheck.l" +{ + { + printf("\"%s\", line %d: Do not use @ in LaTeX macro names. \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + }} + YY_BREAK +case 78: +/* rule 78 can match eol */ +YY_RULE_SETUP +#line 692 "lacheck.l" +{ + { + linecount(); + printf("\"%s\", line %d: Use ` to begin quotation, not ' \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + BEGIN(INITIAL); + }} + YY_BREAK +case 79: +YY_RULE_SETUP +#line 701 "lacheck.l" +{ + { + printf("\"%s\", line %d: Use ' to end quotation, not ` \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + BEGIN(INITIAL); + }} + YY_BREAK +case 80: +/* rule 80 can match eol */ +YY_RULE_SETUP +#line 710 "lacheck.l" +{ + { + printf("\"%s\", line %d: Whitespace before punctation mark in \"%s\"\n", + file_name, line_count, yytext); + ++warn_count; + linecount(); + BEGIN(INITIAL); + }} + YY_BREAK +case 81: +YY_RULE_SETUP +#line 719 "lacheck.l" +{ BEGIN(COMMENT); } + YY_BREAK +case 82: +/* rule 82 can match eol */ +YY_RULE_SETUP +#line 721 "lacheck.l" +{ BEGIN(INITIAL); ++line_count; } + YY_BREAK +case 83: +YY_RULE_SETUP +#line 723 "lacheck.l" +{ ; } + YY_BREAK +case 84: +YY_RULE_SETUP +#line 726 "lacheck.l" +{ BEGIN(INCLUDE); } + YY_BREAK +case 85: +YY_RULE_SETUP +#line 728 "lacheck.l" +{ + { + if ( strstr(yytext,".sty") == NULL ) + { + printf("** %s:\n", yytext); + input_file(yytext); + } + else + { + printf("\"%s\", line %d: Style file `%s\' omitted.\n", + file_name, + line_count, + yytext); + input(); + } + BEGIN(INITIAL); + }} + YY_BREAK +case 86: +/* rule 86 can match eol */ +*yy_cp = (yy_hold_char); /* undo effects of setting up yytext */ +(yy_c_buf_p) = yy_cp = yy_bp + 9; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +#line 747 "lacheck.l" +case YY_STATE_EOF(INITIAL): +case YY_STATE_EOF(B_ENVIRONMENT): +case YY_STATE_EOF(E_ENVIRONMENT): +case YY_STATE_EOF(VERBATIM): +case YY_STATE_EOF(INCLUDE): +case YY_STATE_EOF(MATH): +case YY_STATE_EOF(COMMENT): +case YY_STATE_EOF(VERB): +case YY_STATE_EOF(DEF): +case YY_STATE_EOF(AFTER_DISPLAY): +case YY_STATE_EOF(ENV_DEF): +case YY_STATE_EOF(ICOR): +case YY_STATE_EOF(GETICOR): +#line 747 "lacheck.l" +{ + if (--istackp < 0) + yyterminate(); + + else + { + fclose(yyin); + f_checkend(file_name); + yy_switch_to_buffer(istack[istackp].stream); + free(file_name); + line_count = istack[istackp].linenum; + file_name = istack[istackp].name; + input(); + BEGIN(INITIAL); + } + + } + YY_BREAK +case 87: +YY_RULE_SETUP +#line 766 "lacheck.l" +{ ; } + YY_BREAK +case 88: +YY_RULE_SETUP +#line 767 "lacheck.l" +ECHO; + YY_BREAK +#line 3368 "lacheck.c" + + 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. */ + + YY_FATAL_ERROR( +"input buffer overflow, can't enlarge buffer because scanner uses REJECT" ); + + } + + 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); + yy_current_state += YY_AT_BOL(); + + (yy_state_ptr) = (yy_state_buf); + *(yy_state_ptr)++ = yy_current_state; + + 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); + 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 >= 953 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + *(yy_state_ptr)++ = yy_current_state; + } + + 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 YY_CHAR yy_c = 1; + 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 >= 953 ) + 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 == 952); + if ( ! yy_is_jam ) + *(yy_state_ptr)++ = yy_current_state; + + 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); + + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n'); + + 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; + + (yy_state_buf) = 0; + (yy_state_ptr) = 0; + (yy_full_match) = 0; + (yy_lp) = 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; + + yyfree ( (yy_state_buf) ); + (yy_state_buf) = 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 767 "lacheck.l" + + +int main( argc, argv ) +int argc; +char *argv[]; +{ + /* allocate initial stacks */ + gstack = (tex_group *)malloc(gstack_size * sizeof(tex_group)); + istack = (input_ *)malloc(istack_size * sizeof(input_)); + if ( gstack == NULL || istack == NULL ) { + fprintf(stderr, "%s: not enough memory for stacks\n", PROGNAME); + exit(3); + } + + if(argc > 1) + { + if ( (file_name = (char*) malloc(strlen(argv[1]) + 5)) == NULL ) { + fprintf(stderr, "%s: out of memory\n", PROGNAME); + exit(3); + } + + strcpy(file_name, argv[1]); + strcat(file_name, ".tex" ); + + if ((yyin = fopen( file_name, "r")) != NULL ) + { + push(file_name, 3, 1); + yylex(); + f_checkend(file_name); + } + else { + file_name[strlen(file_name) - 4] = '\0'; + if ((yyin = fopen( file_name, "r")) != NULL ) + { + push(file_name, 3, 1); + yylex(); + f_checkend(file_name); + } + else + fprintf(stderr, + "%s: Could not open : %s\n",PROGNAME, argv[1]); + } + } + else + { + printf("\n* %s *\n\n",PROGNAME); + printf("\t...a consistency checker for LaTeX documents.\n"); + printf("$Id: lacheck.lex,v 1.26 1998/03/07 07:46:45 abraham Exp $\n\n"); + + printf("Usage:\n\tlacheck filename[.tex] <return>\n\n\n"); + + printf("\tFrom within Emacs:\n\n"); + printf("\tM-x compile RET lacheck filename[.tex] RET\n\n"); + printf("\tUse C-x ` to step through the messages.\n\n"); + printf("\n\tThe found context is displayed in \"double quotes\"\n\n"); + printf("Remark:\n\tAll messages are only warnings!\n\n"); + printf("\tYour document may be right even though LaCheck says "); + printf("something else.\n\n"); + } + return(0); +} + +#ifdef NEED_STRSTR +char * +strstr(string, substring) + register char *string; /* String to search. */ + char *substring; /* Substring to try to find in string. */ +{ + register char *a, *b; + + /* First scan quickly through the two strings looking for a + * single-character match. When it's found, then compare the + * rest of the substring. + */ + + b = substring; + if (*b == 0) { + return string; + } + for ( ; *string != 0; string += 1) { + if (*string != *b) { + continue; + } + a = string; + while (1) { + if (*b == 0) { + return string; + } + if (*a++ != *b++) { + break; + } + } + b = substring; + } + return (char *) 0; +} +#endif /* NEED_STRSTR */ + +void push(p_name, p_type, p_line) +unsigned char *p_name; +int p_type; +int p_line; +{ + if ( gstackp == gstack_size ) { /* extend stack */ + gstack_size *= 2; + gstack = (tex_group *)realloc(gstack, gstack_size * sizeof(tex_group)); + if ( gstack == NULL ) { + fprintf(stderr, "%s: stack out of memory", PROGNAME); + exit(3); + } + } + + if ( (gstack[gstackp].s_name = + (unsigned char *)malloc(strlen((char *)p_name) + 1)) == NULL || + (gstack[gstackp].s_file = + (char *)malloc(strlen(file_name) + 1)) == NULL ) { + fprintf(stderr, "%s: out of memory\n", PROGNAME); + exit(3); + } + + strcpy((char *)gstack[gstackp].s_name,(char *)p_name); + gstack[gstackp].s_type = p_type; + gstack[gstackp].s_line = p_line; + gstack[gstackp].italic = ( (p_type == 4 || p_type == 5) + ? 1 + : ( gstackp + ? gstack[gstackp - 1].italic + : 0)); + strcpy(gstack[gstackp].s_file,file_name); + ++gstackp; + +} + +void input_file(file_nam) +char *file_nam; +{ + char *tmp_file_name; + FILE *tmp_yyin; + + if ( (tmp_file_name = (char*) malloc(strlen(file_nam) + 5)) == NULL ) { + fprintf(stderr, "%s: out of memory\n", PROGNAME); + exit(3); + } + strcpy(tmp_file_name,file_nam); + + if (istackp == istack_size) { /* extend stack */ + istack_size *= 2; + istack = (input_ *)realloc(istack, istack_size * sizeof(input_)); + if ( istack == NULL ) { + fprintf(stderr, "%s: \\input stack out of memory\n", PROGNAME); + exit(3); + } + } + + istack[istackp].stream = YY_CURRENT_BUFFER; + istack[istackp].linenum = line_count; + istack[istackp].name = file_name; + ++istackp; + + (void) strcat(tmp_file_name, ".tex"); + if ((tmp_yyin = fopen( tmp_file_name, "r")) != NULL ) + { + yyin = tmp_yyin; + yy_switch_to_buffer(yy_create_buffer(yyin,YY_BUF_SIZE)); + file_name = tmp_file_name; + push(file_name, 3, 1); + line_count = 1; + } + else { + tmp_file_name[strlen(tmp_file_name) - 4] = '\0'; + if ((tmp_yyin = fopen( tmp_file_name , "r")) != NULL ) + { + yyin = tmp_yyin; + yy_switch_to_buffer(yy_create_buffer(yyin,YY_BUF_SIZE)); + file_name = tmp_file_name; + push(file_name, 3, 1); + line_count = 1; + } + else + { + --istackp; + free(tmp_file_name); + printf("\"%s\", line %d: Could not open \"%s\"\n", + file_name, + line_count, + file_nam); + input(); + } + } +} + +void pop() +{ + if ( gstackp == 0 ) + { + fprintf(stderr, "%s: Stack underflow\n", PROGNAME); + exit(4); + } + --gstackp; + + free(gstack[gstackp].s_name); + free(gstack[gstackp].s_file); +} + +char *bg_command(name) +char *name; +{ + + switch (CG_TYPE) { + + case 2: + (void) strcpy( returnval, "\\begin{" ); + (void) strcat( returnval, (char *) name); + (void) strcat( returnval, "}" ); + break; + + case 3: + (void) strcpy( returnval, "beginning of file " ); + (void) strcat( returnval, (char *) name); + break; + + case 4: + (void) strcpy( returnval, "math begin " ); + (void) strcat( returnval, (char *) name); + break; + + case 5: + (void) strcpy( returnval, "display math begin " ); + (void) strcat( returnval, (char *) name); + break; + + default: + (void) strcpy( returnval, name ); + + } + + return ((char *)returnval); +} + +char *eg_command(name,type) +int type; +char *name; +{ + + switch (type) { + + case 2: + (void) strcpy( returnval, "\\end{" ); + (void) strcat( returnval, (char *) name); + (void) strcat( returnval, "}" ); + break; + + case 3: + (void) strcpy( returnval, "end of file " ); + (void) strcat( returnval, (char *) name); + break; + + case 4: + (void) strcpy( returnval, "math end " ); + (void) strcat( returnval, (char *) name); + break; + + case 5: + (void) strcpy( returnval, "display math end " ); + (void) strcat( returnval, (char *) name); + break; + + default: + (void) strcpy( returnval, name ); + break; + } + + return ((char *)returnval); +} + + +void g_checkend(n) +int n; +{ + if ( check_top_level_end(yytext,n) == 1 ) + if ( CG_TYPE != n ) + print_bad_match(yytext,n); + else + pop(); +} + +void e_checkend(n, name) +int n; +char *name; +{ + if ( check_top_level_end(name,n) == 1 ) + { + if ( CG_TYPE != n || strcmp( CG_NAME, name ) != 0 ) + print_bad_match(name,n); + + pop(); + + } +} + +void f_checkend(name) +char *name; +{ + if ( check_top_level_end(name,3) == 1 ) + { + if ( CG_TYPE != 3 || strcmp( CG_NAME, name ) != 0 ) + + while( CG_TYPE != 3 ) + { + print_bad_match(name,3); + pop(); + } + + pop(); + } +} + +void print_bad_match(end_command,type) +char *end_command; +int type; +{ + printf("\"%s\", line %d: <- unmatched \"%s\"\n", + file_name, + line_count, + eg_command( end_command , type) ) ; + + printf("\"%s\", line %d: -> unmatched \"%s\"\n", + CG_FILE, + CG_LINE, + bg_command( CG_NAME ) ) ; + warn_count += 2; +} + +int check_top_level_end(end_command,type) +char *end_command; +int type; +{ + if ( gstackp == 0 ) + { + printf("\"%s\", line %d: \"%s\" found at top level\n", + file_name, + line_count, + eg_command( end_command, type )) ; + ++warn_count; + return(0); + } + else + return(1); +} + +void linecount() +{ + int i; + for (i = 0; i < yyleng; i++) + if(yytext[i] == '\n') + line_count++; +} + + |