#line 1 "src/parser.c" #line 3 "src/parser.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 6 #define YY_FLEX_SUBMINOR_VERSION 4 #if YY_FLEX_SUBMINOR_VERSION > 0 #define FLEX_BETA #endif #ifdef yy_create_buffer #define vt100_parser_yy_create_buffer_ALREADY_DEFINED #else #define yy_create_buffer vt100_parser_yy_create_buffer #endif #ifdef yy_delete_buffer #define vt100_parser_yy_delete_buffer_ALREADY_DEFINED #else #define yy_delete_buffer vt100_parser_yy_delete_buffer #endif #ifdef yy_scan_buffer #define vt100_parser_yy_scan_buffer_ALREADY_DEFINED #else #define yy_scan_buffer vt100_parser_yy_scan_buffer #endif #ifdef yy_scan_string #define vt100_parser_yy_scan_string_ALREADY_DEFINED #else #define yy_scan_string vt100_parser_yy_scan_string #endif #ifdef yy_scan_bytes #define vt100_parser_yy_scan_bytes_ALREADY_DEFINED #else #define yy_scan_bytes vt100_parser_yy_scan_bytes #endif #ifdef yy_init_buffer #define vt100_parser_yy_init_buffer_ALREADY_DEFINED #else #define yy_init_buffer vt100_parser_yy_init_buffer #endif #ifdef yy_flush_buffer #define vt100_parser_yy_flush_buffer_ALREADY_DEFINED #else #define yy_flush_buffer vt100_parser_yy_flush_buffer #endif #ifdef yy_load_buffer_state #define vt100_parser_yy_load_buffer_state_ALREADY_DEFINED #else #define yy_load_buffer_state vt100_parser_yy_load_buffer_state #endif #ifdef yy_switch_to_buffer #define vt100_parser_yy_switch_to_buffer_ALREADY_DEFINED #else #define yy_switch_to_buffer vt100_parser_yy_switch_to_buffer #endif #ifdef yypush_buffer_state #define vt100_parser_yypush_buffer_state_ALREADY_DEFINED #else #define yypush_buffer_state vt100_parser_yypush_buffer_state #endif #ifdef yypop_buffer_state #define vt100_parser_yypop_buffer_state_ALREADY_DEFINED #else #define yypop_buffer_state vt100_parser_yypop_buffer_state #endif #ifdef yyensure_buffer_stack #define vt100_parser_yyensure_buffer_stack_ALREADY_DEFINED #else #define yyensure_buffer_stack vt100_parser_yyensure_buffer_stack #endif #ifdef yylex #define vt100_parser_yylex_ALREADY_DEFINED #else #define yylex vt100_parser_yylex #endif #ifdef yyrestart #define vt100_parser_yyrestart_ALREADY_DEFINED #else #define yyrestart vt100_parser_yyrestart #endif #ifdef yylex_init #define vt100_parser_yylex_init_ALREADY_DEFINED #else #define yylex_init vt100_parser_yylex_init #endif #ifdef yylex_init_extra #define vt100_parser_yylex_init_extra_ALREADY_DEFINED #else #define yylex_init_extra vt100_parser_yylex_init_extra #endif #ifdef yylex_destroy #define vt100_parser_yylex_destroy_ALREADY_DEFINED #else #define yylex_destroy vt100_parser_yylex_destroy #endif #ifdef yyget_debug #define vt100_parser_yyget_debug_ALREADY_DEFINED #else #define yyget_debug vt100_parser_yyget_debug #endif #ifdef yyset_debug #define vt100_parser_yyset_debug_ALREADY_DEFINED #else #define yyset_debug vt100_parser_yyset_debug #endif #ifdef yyget_extra #define vt100_parser_yyget_extra_ALREADY_DEFINED #else #define yyget_extra vt100_parser_yyget_extra #endif #ifdef yyset_extra #define vt100_parser_yyset_extra_ALREADY_DEFINED #else #define yyset_extra vt100_parser_yyset_extra #endif #ifdef yyget_in #define vt100_parser_yyget_in_ALREADY_DEFINED #else #define yyget_in vt100_parser_yyget_in #endif #ifdef yyset_in #define vt100_parser_yyset_in_ALREADY_DEFINED #else #define yyset_in vt100_parser_yyset_in #endif #ifdef yyget_out #define vt100_parser_yyget_out_ALREADY_DEFINED #else #define yyget_out vt100_parser_yyget_out #endif #ifdef yyset_out #define vt100_parser_yyset_out_ALREADY_DEFINED #else #define yyset_out vt100_parser_yyset_out #endif #ifdef yyget_leng #define vt100_parser_yyget_leng_ALREADY_DEFINED #else #define yyget_leng vt100_parser_yyget_leng #endif #ifdef yyget_text #define vt100_parser_yyget_text_ALREADY_DEFINED #else #define yyget_text vt100_parser_yyget_text #endif #ifdef yyget_lineno #define vt100_parser_yyget_lineno_ALREADY_DEFINED #else #define yyget_lineno vt100_parser_yyget_lineno #endif #ifdef yyset_lineno #define vt100_parser_yyset_lineno_ALREADY_DEFINED #else #define yyset_lineno vt100_parser_yyset_lineno #endif #ifdef yyget_column #define vt100_parser_yyget_column_ALREADY_DEFINED #else #define yyget_column vt100_parser_yyget_column #endif #ifdef yyset_column #define vt100_parser_yyset_column_ALREADY_DEFINED #else #define yyset_column vt100_parser_yyset_column #endif #ifdef yywrap #define vt100_parser_yywrap_ALREADY_DEFINED #else #define yywrap vt100_parser_yywrap #endif #ifdef yyalloc #define vt100_parser_yyalloc_ALREADY_DEFINED #else #define yyalloc vt100_parser_yyalloc #endif #ifdef yyrealloc #define vt100_parser_yyrealloc_ALREADY_DEFINED #else #define yyrealloc vt100_parser_yyrealloc #endif #ifdef yyfree #define vt100_parser_yyfree_ALREADY_DEFINED #else #define yyfree vt100_parser_yyfree #endif /* First, we deal with platform-specific or compiler-specific issues. */ /* begin standard C headers. */ #include #include #include #include /* end standard C headers. */ /* flex integer type definitions */ #ifndef FLEXINT_H #define FLEXINT_H /* C99 systems have . 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 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; /* 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 #ifndef SIZE_MAX #define SIZE_MAX (~(size_t)0) #endif #endif /* ! C99 */ #endif /* ! FLEXINT_H */ /* begin standard C++ headers. */ /* TODO: this is always defined, so inline it */ #define yyconst const #if defined(__GNUC__) && __GNUC__ >= 3 #define yynoreturn __attribute__((__noreturn__)) #else #define yynoreturn #endif /* Returned upon end-of-file. */ #define YY_NULL 0 /* Promotes a possibly negative, possibly signed char to an * integer in range [0..255] for use as an array index. */ #define YY_SC_TO_UI(c) ((YY_CHAR) (c)) /* An opaque pointer. */ #ifndef YY_TYPEDEF_YY_SCANNER_T #define YY_TYPEDEF_YY_SCANNER_T typedef void* yyscan_t; #endif /* For convenience, these vars (plus the bison vars far below) are macros in the reentrant scanner. */ #define yyin yyg->yyin_r #define yyout yyg->yyout_r #define yyextra yyg->yyextra_r #define yyleng yyg->yyleng_r #define yytext yyg->yytext_r #define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno) #define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column) #define yy_flex_debug yyg->yy_flex_debug_r /* 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 yyg->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 ((yyg->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 , yyscanner ) #define YY_END_OF_BUFFER_CHAR 0 /* Size of default input buffer. */ #ifndef YY_BUF_SIZE #ifdef __ia64__ /* On IA-64, the buffer size is 16k, not 8k. * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case. * Ditto for the __ia64__ case accordingly. */ #define YY_BUF_SIZE 32768 #else #define YY_BUF_SIZE 16384 #endif /* __ia64__ */ #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 #ifndef YY_TYPEDEF_YY_SIZE_T #define YY_TYPEDEF_YY_SIZE_T typedef size_t yy_size_t; #endif #define EOB_ACT_CONTINUE_SCAN 0 #define EOB_ACT_END_OF_FILE 1 #define EOB_ACT_LAST_MATCH 2 #define YY_LESS_LINENO(n) #define YY_LINENO_REWIND_TO(ptr) /* 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 = yyg->yy_hold_char; \ YY_RESTORE_YY_MORE_OFFSET \ yyg->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, yyg->yytext_ptr , yyscanner ) #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. */ int 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 */ /* 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 ( yyg->yy_buffer_stack \ ? yyg->yy_buffer_stack[yyg->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 yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] void yyrestart ( FILE *input_file , yyscan_t yyscanner ); void yy_switch_to_buffer ( YY_BUFFER_STATE new_buffer , yyscan_t yyscanner ); YY_BUFFER_STATE yy_create_buffer ( FILE *file, int size , yyscan_t yyscanner ); void yy_delete_buffer ( YY_BUFFER_STATE b , yyscan_t yyscanner ); void yy_flush_buffer ( YY_BUFFER_STATE b , yyscan_t yyscanner ); void yypush_buffer_state ( YY_BUFFER_STATE new_buffer , yyscan_t yyscanner ); void yypop_buffer_state ( yyscan_t yyscanner ); static void yyensure_buffer_stack ( yyscan_t yyscanner ); static void yy_load_buffer_state ( yyscan_t yyscanner ); static void yy_init_buffer ( YY_BUFFER_STATE b, FILE *file , yyscan_t yyscanner ); #define YY_FLUSH_BUFFER yy_flush_buffer( YY_CURRENT_BUFFER , yyscanner) YY_BUFFER_STATE yy_scan_buffer ( char *base, yy_size_t size , yyscan_t yyscanner ); YY_BUFFER_STATE yy_scan_string ( const char *yy_str , yyscan_t yyscanner ); YY_BUFFER_STATE yy_scan_bytes ( const char *bytes, int len , yyscan_t yyscanner ); void *yyalloc ( yy_size_t , yyscan_t yyscanner ); void *yyrealloc ( void *, yy_size_t , yyscan_t yyscanner ); void yyfree ( void * , yyscan_t yyscanner ); #define yy_new_buffer yy_create_buffer #define yy_set_interactive(is_interactive) \ { \ if ( ! YY_CURRENT_BUFFER ){ \ yyensure_buffer_stack (yyscanner); \ YY_CURRENT_BUFFER_LVALUE = \ yy_create_buffer( yyin, YY_BUF_SIZE , yyscanner); \ } \ YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ } #define yy_set_bol(at_bol) \ { \ if ( ! YY_CURRENT_BUFFER ){\ yyensure_buffer_stack (yyscanner); \ YY_CURRENT_BUFFER_LVALUE = \ yy_create_buffer( yyin, YY_BUF_SIZE , yyscanner); \ } \ YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ } #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) /* Begin user sect3 */ #define vt100_parser_yywrap(yyscanner) (/*CONSTCOND*/1) #define YY_SKIP_YYWRAP typedef flex_uint8_t YY_CHAR; typedef int yy_state_type; #define yytext_ptr yytext_r static yy_state_type yy_get_previous_state ( yyscan_t yyscanner ); static yy_state_type yy_try_NUL_trans ( yy_state_type current_state , yyscan_t yyscanner); static int yy_get_next_buffer ( yyscan_t yyscanner ); static void yynoreturn yy_fatal_error ( const char* msg , yyscan_t yyscanner ); /* Done after the current pattern has been matched and before the * corresponding action - sets up yytext. */ #define YY_DO_BEFORE_ACTION \ yyg->yytext_ptr = yy_bp; \ yyleng = (int) (yy_cp - yy_bp); \ yyg->yy_hold_char = *yy_cp; \ *yy_cp = '\0'; \ yyg->yy_c_buf_p = yy_cp; #define YY_NUM_RULES 62 #define YY_END_OF_BUFFER 63 /* 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 const flex_int16_t yy_accept[158] = { 0, 0, 0, 63, 60, 1, 2, 3, 4, 5, 6, 7, 8, 54, 47, 61, 49, 50, 51, 58, 59, 59, 59, 59, 59, 14, 15, 9, 10, 11, 52, 53, 12, 13, 0, 0, 0, 47, 0, 0, 0, 48, 50, 51, 0, 41, 0, 42, 0, 43, 0, 44, 55, 56, 52, 52, 52, 56, 52, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 46, 35, 0, 0, 0, 57, 53, 53, 53, 53, 0, 0, 0, 0, 0, 0, 0, 51, 52, 52, 0, 45, 52, 36, 37, 0, 0, 53, 53, 53, 0, 0, 0, 0, 52, 0, 52, 0, 38, 53, 0, 0, 0, 39, 53, 0, 0, 0, 40, 53, 0, 0, 0, 0, 52, 52, 0, 52, 0, 0, 0, 0, 0, 0, 52, 0, 32, 33, 52, 0, 0, 0, 52, 52, 52, 52, 52, 52, 52, 0 } ; static const YY_CHAR yy_ec[256] = { 0, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5, 6, 7, 8, 1, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 10, 1, 1, 1, 1, 11, 11, 11, 11, 11, 11, 11, 11, 12, 13, 14, 15, 11, 11, 11, 11, 16, 17, 18, 19, 19, 19, 19, 20, 21, 19, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 22, 22, 33, 34, 22, 35, 36, 37, 38, 22, 22, 39, 22, 22, 40, 41, 22, 22, 22, 42, 22, 22, 43, 22, 44, 22, 22, 22, 22, 22, 45, 46, 22, 22, 47, 48, 22, 22, 22, 49, 50, 51, 22, 22, 22, 52, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 56, 56, 56, 56, 56, 56, 56, 56, 57, 57, 57, 57, 57, 57, 57, 57 } ; static const YY_CHAR yy_meta[58] = { 0, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 3, 5, 6, 6, 3, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 5, 5, 3, 3, 3, 7, 8, 8, 8, 7 } ; static const flex_int16_t yy_base[177] = { 0, 0, 57, 428, 717, 717, 717, 717, 717, 717, 717, 717, 717, 114, 14, 717, 374, 373, 372, 717, 717, 0, 5, 10, 15, 717, 717, 717, 717, 717, 170, 29, 717, 717, 370, 369, 367, 17, 365, 358, 356, 20, 347, 346, 21, 717, 26, 717, 37, 717, 66, 717, 717, 717, 204, 717, 256, 222, 312, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 717, 345, 343, 334, 717, 40, 230, 245, 248, 333, 332, 331, 330, 322, 311, 307, 303, 62, 353, 320, 717, 59, 717, 717, 302, 293, 233, 242, 252, 292, 281, 274, 273, 387, 81, 66, 272, 717, 288, 271, 270, 242, 717, 303, 240, 229, 225, 717, 307, 217, 216, 202, 199, 424, 79, 200, 333, 198, 193, 192, 184, 114, 56, 461, 209, 717, 717, 361, 52, 39, 35, 498, 256, 535, 572, 267, 374, 396, 717, 624, 630, 636, 640, 644, 648, 653, 659, 667, 672, 677, 684, 691, 696, 699, 702, 704, 707, 710 } ; static const flex_int16_t yy_def[177] = { 0, 158, 158, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 159, 157, 157, 157, 157, 157, 157, 160, 161, 162, 163, 157, 157, 157, 157, 157, 157, 164, 157, 157, 157, 157, 157, 159, 157, 157, 157, 165, 157, 157, 160, 157, 161, 157, 162, 157, 163, 157, 157, 157, 30, 157, 166, 157, 166, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 164, 164, 164, 164, 157, 157, 157, 157, 157, 157, 157, 157, 167, 58, 157, 157, 58, 157, 157, 157, 157, 168, 169, 170, 157, 157, 157, 157, 97, 157, 171, 157, 157, 168, 157, 157, 157, 157, 169, 157, 157, 157, 157, 170, 157, 157, 157, 157, 97, 172, 173, 97, 157, 157, 157, 157, 157, 157, 97, 174, 157, 157, 97, 157, 157, 157, 97, 175, 97, 97, 176, 97, 97, 0, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157 } ; static const flex_int16_t yy_nxt[775] = { 0, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 44, 44, 44, 44, 44, 46, 46, 46, 46, 46, 48, 48, 48, 48, 48, 50, 50, 50, 50, 50, 83, 44, 44, 44, 44, 44, 46, 46, 46, 46, 46, 83, 157, 157, 85, 86, 87, 48, 48, 48, 48, 48, 15, 16, 17, 18, 15, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 38, 39, 40, 38, 39, 40, 38, 39, 40, 50, 50, 50, 50, 50, 114, 88, 89, 90, 113, 113, 127, 113, 113, 113, 122, 113, 88, 89, 90, 134, 134, 134, 134, 134, 134, 113, 113, 117, 113, 75, 76, 149, 15, 16, 17, 18, 15, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 20, 21, 22, 23, 24, 20, 20, 20, 20, 25, 26, 20, 20, 20, 27, 28, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 29, 20, 20, 20, 20, 30, 31, 32, 20, 33, 20, 20, 20, 20, 20, 127, 34, 35, 36, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 53, 53, 53, 53, 53, 54, 54, 54, 54, 54, 54, 53, 55, 56, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 53, 53, 53, 74, 53, 75, 76, 77, 78, 79, 143, 80, 81, 82, 96, 53, 53, 53, 53, 83, 113, 113, 116, 113, 148, 98, 98, 98, 98, 98, 98, 121, 122, 147, 83, 144, 145, 83, 117, 84, 105, 126, 141, 53, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 99, 106, 140, 127, 107, 97, 97, 97, 97, 97, 97, 139, 55, 113, 113, 138, 113, 88, 89, 90, 118, 119, 120, 116, 113, 113, 122, 113, 137, 123, 124, 125, 88, 89, 90, 88, 89, 90, 121, 128, 129, 130, 126, 80, 81, 82, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 136, 117, 53, 41, 20, 100, 100, 100, 100, 100, 100, 131, 55, 98, 98, 98, 98, 98, 98, 118, 119, 120, 84, 115, 101, 102, 146, 146, 146, 146, 146, 146, 53, 41, 123, 124, 125, 111, 128, 129, 130, 41, 99, 80, 81, 82, 97, 97, 97, 97, 97, 97, 110, 114, 146, 146, 146, 146, 146, 146, 20, 109, 108, 84, 104, 53, 53, 156, 156, 156, 156, 156, 156, 103, 154, 53, 95, 41, 75, 76, 132, 132, 132, 132, 132, 132, 94, 133, 93, 156, 156, 156, 156, 156, 156, 41, 154, 92, 65, 91, 20, 77, 43, 42, 41, 157, 157, 157, 157, 157, 157, 157, 157, 157, 77, 157, 79, 132, 132, 132, 132, 132, 132, 77, 133, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 65, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 77, 157, 79, 150, 150, 150, 150, 150, 150, 157, 151, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 77, 157, 79, 150, 150, 150, 150, 150, 150, 157, 151, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 77, 157, 79, 153, 153, 153, 153, 153, 153, 157, 154, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 77, 157, 79, 153, 153, 153, 153, 153, 153, 157, 154, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 77, 157, 79, 14, 14, 14, 14, 14, 14, 14, 14, 37, 37, 37, 37, 157, 37, 45, 45, 45, 45, 47, 47, 47, 47, 49, 49, 49, 49, 51, 51, 51, 51, 84, 84, 84, 84, 84, 157, 84, 41, 41, 41, 41, 157, 41, 53, 53, 53, 53, 53, 53, 157, 53, 112, 157, 112, 117, 117, 117, 117, 117, 157, 117, 122, 122, 122, 122, 122, 157, 122, 127, 127, 127, 127, 127, 157, 127, 135, 157, 135, 142, 157, 142, 134, 134, 134, 157, 134, 152, 157, 152, 155, 157, 155, 3, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157 } ; static const flex_int16_t yy_chk[775] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 23, 23, 23, 23, 23, 24, 24, 24, 24, 24, 31, 44, 44, 44, 44, 44, 46, 46, 46, 46, 46, 84, 0, 0, 31, 31, 31, 48, 48, 48, 48, 48, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 14, 14, 14, 37, 37, 37, 41, 41, 41, 50, 50, 50, 50, 50, 100, 31, 31, 31, 96, 96, 149, 96, 114, 114, 148, 114, 84, 84, 84, 113, 113, 113, 113, 113, 113, 133, 133, 147, 133, 100, 100, 141, 2, 2, 2, 2, 2, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 140, 13, 13, 13, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 134, 30, 30, 30, 54, 54, 54, 54, 54, 85, 143, 143, 105, 143, 139, 57, 57, 57, 57, 57, 57, 106, 138, 137, 86, 134, 134, 87, 136, 131, 85, 107, 130, 54, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 57, 86, 129, 128, 87, 56, 56, 56, 56, 56, 56, 125, 56, 151, 151, 124, 151, 85, 85, 85, 105, 105, 105, 117, 154, 154, 123, 154, 120, 106, 106, 106, 86, 86, 86, 87, 87, 87, 122, 107, 107, 107, 127, 56, 56, 56, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 119, 118, 115, 111, 110, 58, 58, 58, 58, 58, 58, 109, 58, 98, 98, 98, 98, 98, 98, 117, 117, 117, 108, 104, 58, 58, 135, 135, 135, 135, 135, 135, 103, 95, 122, 122, 122, 94, 127, 127, 127, 93, 98, 58, 58, 58, 97, 97, 97, 97, 97, 97, 92, 97, 146, 146, 146, 146, 146, 146, 91, 90, 89, 88, 82, 97, 97, 155, 155, 155, 155, 155, 155, 81, 155, 80, 43, 42, 97, 97, 112, 112, 112, 112, 112, 112, 40, 112, 39, 156, 156, 156, 156, 156, 156, 38, 156, 36, 112, 35, 34, 155, 18, 17, 16, 3, 0, 0, 0, 0, 0, 0, 0, 0, 112, 0, 112, 132, 132, 132, 132, 132, 132, 156, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 132, 142, 142, 142, 142, 142, 142, 0, 142, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 142, 0, 142, 150, 150, 150, 150, 150, 150, 0, 150, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 150, 0, 150, 152, 152, 152, 152, 152, 152, 0, 152, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 152, 0, 152, 153, 153, 153, 153, 153, 153, 0, 153, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 153, 0, 153, 158, 158, 158, 158, 158, 158, 158, 158, 159, 159, 159, 159, 0, 159, 160, 160, 160, 160, 161, 161, 161, 161, 162, 162, 162, 162, 163, 163, 163, 163, 164, 164, 164, 164, 164, 0, 164, 165, 165, 165, 165, 0, 165, 166, 166, 166, 166, 166, 166, 0, 166, 167, 0, 167, 168, 168, 168, 168, 168, 0, 168, 169, 169, 169, 169, 169, 0, 169, 170, 170, 170, 170, 170, 0, 170, 171, 0, 171, 172, 0, 172, 173, 173, 174, 0, 174, 175, 0, 175, 176, 0, 176, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157, 157 } ; /* The intent behind this definition is that it'll catch * any uses of REJECT which flex missed. */ #define REJECT reject_used_but_not_detected #define yymore() yymore_used_but_not_detected #define YY_MORE_ADJ 0 #define YY_RESTORE_YY_MORE_OFFSET #line 1 "src/parser.l" #line 2 "src/parser.l" #include #include "vt100.h" #define UNUSED(x) ((void)x) #define VT100_PARSER_CSI_MAX_PARAMS 256 #define YY_EXIT_FAILURE (UNUSED(yyscanner), 2) #line 866 "src/parser.c" #define YY_NO_INPUT 1 #line 93 "src/parser.l" static void vt100_parser_handle_bel(VT100Screen *vt); static void vt100_parser_handle_bs(VT100Screen *vt); static void vt100_parser_handle_tab(VT100Screen *vt); static void vt100_parser_handle_lf(VT100Screen *vt); static void vt100_parser_handle_cr(VT100Screen *vt); static void vt100_parser_handle_deckpam(VT100Screen *vt); static void vt100_parser_handle_deckpnm(VT100Screen *vt); static void vt100_parser_handle_ri(VT100Screen *vt); static void vt100_parser_handle_ris(VT100Screen *vt); static void vt100_parser_handle_vb(VT100Screen *vt); static void vt100_parser_handle_decsc(VT100Screen *vt); static void vt100_parser_handle_decrc(VT100Screen *vt); static void vt100_parser_extract_csi_params( char *buf, size_t len, int *params, int *nparams); static void vt100_parser_extract_sm_params( char *buf, size_t len, char *modes, int *params, int *nparams); static void vt100_parser_handle_ich(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_cuu(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_cud(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_cuf(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_cub(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_cha(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_cup(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_ed(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_el(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_il(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_dl(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_dch(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_su(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_sd(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_ech(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_vpa(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_sm(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_rm(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_sgr(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_csr(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_decsed(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_decsel(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_osc0(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_osc1(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_osc2(VT100Screen *vt, char *buf, size_t len); static void vt100_parser_handle_ascii(VT100Screen *vt, char *text, size_t len); static void vt100_parser_handle_text(VT100Screen *vt, char *text, size_t len); #line 912 "src/parser.c" #line 913 "src/parser.c" #define INITIAL 0 #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 #endif #define YY_EXTRA_TYPE VT100Screen * /* Holds the entire state of the reentrant scanner. */ struct yyguts_t { /* User-defined. Not touched by flex. */ YY_EXTRA_TYPE yyextra_r; /* The rest are the same as the globals declared in the non-reentrant scanner. */ FILE *yyin_r, *yyout_r; size_t yy_buffer_stack_top; /**< index of top of stack. */ size_t yy_buffer_stack_max; /**< capacity of stack. */ YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */ char yy_hold_char; int yy_n_chars; int yyleng_r; char *yy_c_buf_p; int yy_init; int yy_start; int yy_did_buffer_switch_on_eof; int yy_start_stack_ptr; int yy_start_stack_depth; int *yy_start_stack; yy_state_type yy_last_accepting_state; char* yy_last_accepting_cpos; int yylineno_r; int yy_flex_debug_r; char *yytext_r; int yy_more_flag; int yy_more_len; }; /* end struct yyguts_t */ static int yy_init_globals ( yyscan_t yyscanner ); int yylex_init (yyscan_t* scanner); int yylex_init_extra ( YY_EXTRA_TYPE user_defined, yyscan_t* scanner); /* Accessor methods to globals. These are made visible to non-reentrant scanners for convenience. */ int yylex_destroy ( yyscan_t yyscanner ); int yyget_debug ( yyscan_t yyscanner ); void yyset_debug ( int debug_flag , yyscan_t yyscanner ); YY_EXTRA_TYPE yyget_extra ( yyscan_t yyscanner ); void yyset_extra ( YY_EXTRA_TYPE user_defined , yyscan_t yyscanner ); FILE *yyget_in ( yyscan_t yyscanner ); void yyset_in ( FILE * _in_str , yyscan_t yyscanner ); FILE *yyget_out ( yyscan_t yyscanner ); void yyset_out ( FILE * _out_str , yyscan_t yyscanner ); int yyget_leng ( yyscan_t yyscanner ); char *yyget_text ( yyscan_t yyscanner ); int yyget_lineno ( yyscan_t yyscanner ); void yyset_lineno ( int _line_number , yyscan_t yyscanner ); int yyget_column ( yyscan_t yyscanner ); void yyset_column ( int _column_no , yyscan_t yyscanner ); /* Macros after this point can all be overridden by user definitions in * section 1. */ #ifndef YY_SKIP_YYWRAP #ifdef __cplusplus extern "C" int yywrap ( yyscan_t yyscanner ); #else extern int yywrap ( yyscan_t yyscanner ); #endif #endif #ifndef YY_NO_UNPUT #endif #ifndef yytext_ptr static void yy_flex_strncpy ( char *, const char *, int , yyscan_t yyscanner); #endif #ifdef YY_NEED_STRLEN static int yy_flex_strlen ( const char * , yyscan_t yyscanner); #endif #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput ( yyscan_t yyscanner ); #else static int input ( yyscan_t yyscanner ); #endif #endif /* Amount of stuff to slurp up with each read. */ #ifndef YY_READ_BUF_SIZE #ifdef __ia64__ /* On IA-64, the buffer size is 16k, not 8k */ #define YY_READ_BUF_SIZE 16384 #else #define YY_READ_BUF_SIZE 8192 #endif /* __ia64__ */ #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 do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0) #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 = (int) fread(buf, 1, (yy_size_t) 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 , yyscanner) #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 (yyscan_t yyscanner); #define YY_DECL int yylex (yyscan_t yyscanner) #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 /*LINTED*/break; #endif #define YY_RULE_SETUP \ YY_USER_ACTION /** The main scanner function which does all the work. */ YY_DECL { yy_state_type yy_current_state; char *yy_cp, *yy_bp; int yy_act; struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; if ( !yyg->yy_init ) { yyg->yy_init = 1; #ifdef YY_USER_INIT YY_USER_INIT; #endif if ( ! yyg->yy_start ) yyg->yy_start = 1; /* first start state */ if ( ! yyin ) yyin = stdin; if ( ! yyout ) yyout = stdout; if ( ! YY_CURRENT_BUFFER ) { yyensure_buffer_stack (yyscanner); YY_CURRENT_BUFFER_LVALUE = yy_create_buffer( yyin, YY_BUF_SIZE , yyscanner); } yy_load_buffer_state( yyscanner ); } { #line 138 "src/parser.l" #line 1172 "src/parser.c" while ( /*CONSTCOND*/1 ) /* loops until end-of-file is reached */ { yy_cp = yyg->yy_c_buf_p; /* Support of yytext. */ *yy_cp = yyg->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 = yyg->yy_start; yy_match: do { YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ; if ( yy_accept[yy_current_state] ) { yyg->yy_last_accepting_state = yy_current_state; yyg->yy_last_accepting_cpos = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 158 ) yy_c = yy_meta[yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; ++yy_cp; } while ( yy_current_state != 157 ); yy_cp = yyg->yy_last_accepting_cpos; yy_current_state = yyg->yy_last_accepting_state; yy_find_action: yy_act = yy_accept[yy_current_state]; YY_DO_BEFORE_ACTION; do_action: /* This label is used only to access EOF actions. */ switch ( yy_act ) { /* beginning of action switch */ case 0: /* must back up */ /* undo the effects of YY_DO_BEFORE_ACTION */ *yy_cp = yyg->yy_hold_char; yy_cp = yyg->yy_last_accepting_cpos; yy_current_state = yyg->yy_last_accepting_state; goto yy_find_action; case 1: YY_RULE_SETUP #line 140 "src/parser.l" vt100_parser_handle_bel(yyextra); YY_BREAK case 2: YY_RULE_SETUP #line 141 "src/parser.l" vt100_parser_handle_bs(yyextra); YY_BREAK case 3: YY_RULE_SETUP #line 142 "src/parser.l" vt100_parser_handle_tab(yyextra); YY_BREAK case 4: /* rule 4 can match eol */ #line 144 "src/parser.l" case 5: /* rule 5 can match eol */ #line 145 "src/parser.l" case 6: /* rule 6 can match eol */ YY_RULE_SETUP #line 145 "src/parser.l" vt100_parser_handle_lf(yyextra); YY_BREAK case 7: YY_RULE_SETUP #line 146 "src/parser.l" vt100_parser_handle_cr(yyextra); YY_BREAK case 8: YY_RULE_SETUP #line 147 "src/parser.l" /* ignored */ YY_BREAK case 9: YY_RULE_SETUP #line 149 "src/parser.l" vt100_parser_handle_deckpam(yyextra); YY_BREAK case 10: YY_RULE_SETUP #line 150 "src/parser.l" vt100_parser_handle_deckpnm(yyextra); YY_BREAK case 11: YY_RULE_SETUP #line 151 "src/parser.l" vt100_parser_handle_ri(yyextra); YY_BREAK case 12: YY_RULE_SETUP #line 152 "src/parser.l" vt100_parser_handle_ris(yyextra); YY_BREAK case 13: YY_RULE_SETUP #line 153 "src/parser.l" vt100_parser_handle_vb(yyextra); YY_BREAK case 14: YY_RULE_SETUP #line 154 "src/parser.l" vt100_parser_handle_decsc(yyextra); YY_BREAK case 15: YY_RULE_SETUP #line 155 "src/parser.l" vt100_parser_handle_decrc(yyextra); YY_BREAK case 16: YY_RULE_SETUP #line 157 "src/parser.l" vt100_parser_handle_ich(yyextra, yytext, yyleng); YY_BREAK case 17: YY_RULE_SETUP #line 158 "src/parser.l" vt100_parser_handle_cuu(yyextra, yytext, yyleng); YY_BREAK case 18: YY_RULE_SETUP #line 159 "src/parser.l" vt100_parser_handle_cud(yyextra, yytext, yyleng); YY_BREAK case 19: YY_RULE_SETUP #line 160 "src/parser.l" vt100_parser_handle_cuf(yyextra, yytext, yyleng); YY_BREAK case 20: YY_RULE_SETUP #line 161 "src/parser.l" vt100_parser_handle_cub(yyextra, yytext, yyleng); YY_BREAK case 21: YY_RULE_SETUP #line 162 "src/parser.l" vt100_parser_handle_cha(yyextra, yytext, yyleng); YY_BREAK case 22: YY_RULE_SETUP #line 163 "src/parser.l" vt100_parser_handle_cup(yyextra, yytext, yyleng); YY_BREAK case 23: YY_RULE_SETUP #line 164 "src/parser.l" vt100_parser_handle_ed(yyextra, yytext, yyleng); YY_BREAK case 24: YY_RULE_SETUP #line 165 "src/parser.l" vt100_parser_handle_el(yyextra, yytext, yyleng); YY_BREAK case 25: YY_RULE_SETUP #line 166 "src/parser.l" vt100_parser_handle_il(yyextra, yytext, yyleng); YY_BREAK case 26: YY_RULE_SETUP #line 167 "src/parser.l" vt100_parser_handle_dl(yyextra, yytext, yyleng); YY_BREAK case 27: YY_RULE_SETUP #line 168 "src/parser.l" vt100_parser_handle_dch(yyextra, yytext, yyleng); YY_BREAK case 28: YY_RULE_SETUP #line 169 "src/parser.l" vt100_parser_handle_su(yyextra, yytext, yyleng); YY_BREAK case 29: YY_RULE_SETUP #line 170 "src/parser.l" vt100_parser_handle_sd(yyextra, yytext, yyleng); YY_BREAK case 30: YY_RULE_SETUP #line 171 "src/parser.l" vt100_parser_handle_ech(yyextra, yytext, yyleng); YY_BREAK case 31: YY_RULE_SETUP #line 172 "src/parser.l" vt100_parser_handle_vpa(yyextra, yytext, yyleng); YY_BREAK case 32: YY_RULE_SETUP #line 173 "src/parser.l" vt100_parser_handle_sm(yyextra, yytext, yyleng); YY_BREAK case 33: YY_RULE_SETUP #line 174 "src/parser.l" vt100_parser_handle_rm(yyextra, yytext, yyleng); YY_BREAK case 34: YY_RULE_SETUP #line 175 "src/parser.l" vt100_parser_handle_sgr(yyextra, yytext, yyleng); YY_BREAK case 35: YY_RULE_SETUP #line 176 "src/parser.l" vt100_parser_handle_csr(yyextra, yytext, yyleng); YY_BREAK case 36: YY_RULE_SETUP #line 178 "src/parser.l" vt100_parser_handle_decsed(yyextra, yytext, yyleng); YY_BREAK case 37: YY_RULE_SETUP #line 179 "src/parser.l" vt100_parser_handle_decsel(yyextra, yytext, yyleng); YY_BREAK case 38: YY_RULE_SETUP #line 181 "src/parser.l" vt100_parser_handle_osc0(yyextra, yytext, yyleng); YY_BREAK case 39: YY_RULE_SETUP #line 182 "src/parser.l" vt100_parser_handle_osc1(yyextra, yytext, yyleng); YY_BREAK case 40: YY_RULE_SETUP #line 183 "src/parser.l" vt100_parser_handle_osc2(yyextra, yytext, yyleng); YY_BREAK case 41: #line 186 "src/parser.l" case 42: #line 187 "src/parser.l" case 43: #line 188 "src/parser.l" case 44: YY_RULE_SETUP #line 188 "src/parser.l" /* ignored - not interested in implementing character sets, unicode should be sufficient */ YY_BREAK case 45: #line 192 "src/parser.l" case 46: YY_RULE_SETUP #line 192 "src/parser.l" /* ignored - not interested in escapes that generate responses */ YY_BREAK case 47: YY_RULE_SETUP #line 194 "src/parser.l" vt100_parser_handle_ascii(yyextra, yytext, yyleng); YY_BREAK case 48: YY_RULE_SETUP #line 195 "src/parser.l" vt100_parser_handle_text(yyextra, yytext, yyleng); YY_BREAK case 49: #line 198 "src/parser.l" case 50: #line 199 "src/parser.l" case 51: #line 200 "src/parser.l" case 52: #line 201 "src/parser.l" case 53: #line 202 "src/parser.l" case 54: YY_RULE_SETUP #line 202 "src/parser.l" return yyleng; YY_BREAK case YY_STATE_EOF(INITIAL): #line 204 "src/parser.l" return 0; YY_BREAK case 55: /* rule 55 can match eol */ YY_RULE_SETUP #line 206 "src/parser.l" { fprintf(stderr, "unhandled CSI sequence: \\033%s\\%03hho\n", yytext + 1, yytext[yyleng - 1]); } YY_BREAK case 56: YY_RULE_SETUP #line 212 "src/parser.l" { fprintf(stderr, "unhandled CSI sequence: \\033%s\n", yytext + 1); } YY_BREAK case 57: YY_RULE_SETUP #line 216 "src/parser.l" { if (!strncmp(yytext, "\033]50;", 5)) { // osx terminal.app private stuff // not interested in non-portable extensions } else if (!strncmp(yytext, "\033]499;", 5)) { // termcast private metadata // this isn't intended to be interpreted } else { yytext[yyleng - 1] = '\0'; fprintf(stderr, "unhandled OSC sequence: \\033%s\\007\n", yytext + 1); } } YY_BREAK case 58: /* rule 58 can match eol */ YY_RULE_SETUP #line 231 "src/parser.l" { fprintf(stderr, "unhandled escape sequence: \\%03hho\n", yytext[1]); } YY_BREAK case 59: YY_RULE_SETUP #line 235 "src/parser.l" { switch (yytext[1]) { case '(': // character sets - there should be some trailing bytes return yyleng; default: fprintf(stderr, "unhandled escape sequence: %s\n", yytext + 1); break; } } YY_BREAK case 60: /* rule 60 can match eol */ YY_RULE_SETUP #line 245 "src/parser.l" { fprintf(stderr, "unhandled control character: \\%03hho\n", yytext[0]); } YY_BREAK case 61: YY_RULE_SETUP #line 249 "src/parser.l" { fprintf(stderr, "invalid utf8 byte: \\%03hho\n", yytext[0]); } YY_BREAK case 62: YY_RULE_SETUP #line 253 "src/parser.l" YY_FATAL_ERROR( "flex scanner jammed" ); YY_BREAK #line 1546 "src/parser.c" case YY_END_OF_BUFFER: { /* Amount of text matched not including the EOB char. */ int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) - 1; /* Undo the effects of YY_DO_BEFORE_ACTION. */ *yy_cp = yyg->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. */ yyg->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 ( yyg->yy_c_buf_p <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] ) { /* This was really a NUL. */ yy_state_type yy_next_state; yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( yyscanner ); /* 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 , yyscanner); yy_bp = yyg->yytext_ptr + YY_MORE_ADJ; if ( yy_next_state ) { /* Consume the NUL. */ yy_cp = ++yyg->yy_c_buf_p; yy_current_state = yy_next_state; goto yy_match; } else { yy_cp = yyg->yy_last_accepting_cpos; yy_current_state = yyg->yy_last_accepting_state; goto yy_find_action; } } else switch ( yy_get_next_buffer( yyscanner ) ) { case EOB_ACT_END_OF_FILE: { yyg->yy_did_buffer_switch_on_eof = 0; if ( yywrap( yyscanner ) ) { /* 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. */ yyg->yy_c_buf_p = yyg->yytext_ptr + YY_MORE_ADJ; yy_act = YY_STATE_EOF(YY_START); goto do_action; } else { if ( ! yyg->yy_did_buffer_switch_on_eof ) YY_NEW_FILE; } break; } case EOB_ACT_CONTINUE_SCAN: yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( yyscanner ); yy_cp = yyg->yy_c_buf_p; yy_bp = yyg->yytext_ptr + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: yyg->yy_c_buf_p = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars]; yy_current_state = yy_get_previous_state( yyscanner ); yy_cp = yyg->yy_c_buf_p; yy_bp = yyg->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 user's declarations */ } /* 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 (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; char *source = yyg->yytext_ptr; int number_to_move, i; int ret_val; if ( yyg->yy_c_buf_p > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->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 ( yyg->yy_c_buf_p - yyg->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) (yyg->yy_c_buf_p - yyg->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 = yyg->yy_n_chars = 0; else { int num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) { /* Not enough room in the buffer - grow it. */ /* just a shorter name for the current buffer */ YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE; int yy_c_buf_p_offset = (int) (yyg->yy_c_buf_p - b->yy_ch_buf); if ( b->yy_is_our_buffer ) { int new_size = b->yy_buf_size * 2; if ( new_size <= 0 ) b->yy_buf_size += b->yy_buf_size / 8; else b->yy_buf_size *= 2; b->yy_ch_buf = (char *) /* Include room in for 2 EOB chars. */ yyrealloc( (void *) b->yy_ch_buf, (yy_size_t) (b->yy_buf_size + 2) , yyscanner ); } else /* Can't grow it, we don't own it. */ b->yy_ch_buf = NULL; if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" ); yyg->yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset]; num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; } if ( num_to_read > YY_READ_BUF_SIZE ) num_to_read = YY_READ_BUF_SIZE; /* Read in more data. */ YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), yyg->yy_n_chars, num_to_read ); YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars; } if ( yyg->yy_n_chars == 0 ) { if ( number_to_move == YY_MORE_ADJ ) { ret_val = EOB_ACT_END_OF_FILE; yyrestart( yyin , yyscanner); } 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 ((yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { /* Extend the array by 50%, plus the number we really need. */ int new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1); YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc( (void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf, (yy_size_t) new_size , yyscanner ); if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); /* "- 2" to take care of EOB's */ YY_CURRENT_BUFFER_LVALUE->yy_buf_size = (int) (new_size - 2); } yyg->yy_n_chars += number_to_move; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR; yyg->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 (yyscan_t yyscanner) { yy_state_type yy_current_state; char *yy_cp; struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; yy_current_state = yyg->yy_start; for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; ++yy_cp ) { YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); if ( yy_accept[yy_current_state] ) { yyg->yy_last_accepting_state = yy_current_state; yyg->yy_last_accepting_cpos = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 158 ) yy_c = yy_meta[yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; } return yy_current_state; } /* yy_try_NUL_trans - try to make a transition on the NUL character * * synopsis * next_state = yy_try_NUL_trans( current_state ); */ static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yyscan_t yyscanner) { int yy_is_jam; struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be unused depending upon options. */ char *yy_cp = yyg->yy_c_buf_p; YY_CHAR yy_c = 1; if ( yy_accept[yy_current_state] ) { yyg->yy_last_accepting_state = yy_current_state; yyg->yy_last_accepting_cpos = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 158 ) yy_c = yy_meta[yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; yy_is_jam = (yy_current_state == 157); (void)yyg; return yy_is_jam ? 0 : yy_current_state; } #ifndef YY_NO_UNPUT #endif #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput (yyscan_t yyscanner) #else static int input (yyscan_t yyscanner) #endif { int c; struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; *yyg->yy_c_buf_p = yyg->yy_hold_char; if ( *yyg->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 ( yyg->yy_c_buf_p < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] ) /* This was really a NUL. */ *yyg->yy_c_buf_p = '\0'; else { /* need more input */ int offset = (int) (yyg->yy_c_buf_p - yyg->yytext_ptr); ++yyg->yy_c_buf_p; switch ( yy_get_next_buffer( yyscanner ) ) { 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 , yyscanner); /*FALLTHROUGH*/ case EOB_ACT_END_OF_FILE: { if ( yywrap( yyscanner ) ) return 0; if ( ! yyg->yy_did_buffer_switch_on_eof ) YY_NEW_FILE; #ifdef __cplusplus return yyinput(yyscanner); #else return input(yyscanner); #endif } case EOB_ACT_CONTINUE_SCAN: yyg->yy_c_buf_p = yyg->yytext_ptr + offset; break; } } } c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */ *yyg->yy_c_buf_p = '\0'; /* preserve yytext */ yyg->yy_hold_char = *++yyg->yy_c_buf_p; return c; } #endif /* ifndef YY_NO_INPUT */ /** Immediately switch to a different input stream. * @param input_file A readable stream. * @param yyscanner The scanner object. * @note This function does not reset the start condition to @c INITIAL . */ void yyrestart (FILE * input_file , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; if ( ! YY_CURRENT_BUFFER ){ yyensure_buffer_stack (yyscanner); YY_CURRENT_BUFFER_LVALUE = yy_create_buffer( yyin, YY_BUF_SIZE , yyscanner); } yy_init_buffer( YY_CURRENT_BUFFER, input_file , yyscanner); yy_load_buffer_state( yyscanner ); } /** Switch to a different input buffer. * @param new_buffer The new input buffer. * @param yyscanner The scanner object. */ void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* TODO. We should be able to replace this entire function body * with * yypop_buffer_state(); * yypush_buffer_state(new_buffer); */ yyensure_buffer_stack (yyscanner); if ( YY_CURRENT_BUFFER == new_buffer ) return; if ( YY_CURRENT_BUFFER ) { /* Flush out information for old buffer. */ *yyg->yy_c_buf_p = yyg->yy_hold_char; YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p; YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars; } YY_CURRENT_BUFFER_LVALUE = new_buffer; yy_load_buffer_state( yyscanner ); /* 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. */ yyg->yy_did_buffer_switch_on_eof = 1; } static void yy_load_buffer_state (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; yyg->yytext_ptr = yyg->yy_c_buf_p = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; yyg->yy_hold_char = *yyg->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. * @param yyscanner The scanner object. * @return the allocated buffer state. */ YY_BUFFER_STATE yy_create_buffer (FILE * file, int size , yyscan_t yyscanner) { YY_BUFFER_STATE b; b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state ) , yyscanner ); 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( (yy_size_t) (b->yy_buf_size + 2) , yyscanner ); 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 , yyscanner); return b; } /** Destroy the buffer. * @param b a buffer created with yy_create_buffer() * @param yyscanner The scanner object. */ void yy_delete_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; 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 , yyscanner ); yyfree( (void *) b , yyscanner ); } /* 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 , yyscan_t yyscanner) { int oerrno = errno; struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; yy_flush_buffer( b , yyscanner); 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. * @param yyscanner The scanner object. */ void yy_flush_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; 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( yyscanner ); } /** 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. * @param yyscanner The scanner object. */ void yypush_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; if (new_buffer == NULL) return; yyensure_buffer_stack(yyscanner); /* This block is copied from yy_switch_to_buffer. */ if ( YY_CURRENT_BUFFER ) { /* Flush out information for old buffer. */ *yyg->yy_c_buf_p = yyg->yy_hold_char; YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p; YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars; } /* Only push if top exists. Otherwise, replace top. */ if (YY_CURRENT_BUFFER) yyg->yy_buffer_stack_top++; YY_CURRENT_BUFFER_LVALUE = new_buffer; /* copied from yy_switch_to_buffer. */ yy_load_buffer_state( yyscanner ); yyg->yy_did_buffer_switch_on_eof = 1; } /** Removes and deletes the top of the stack, if present. * The next element becomes the new top. * @param yyscanner The scanner object. */ void yypop_buffer_state (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; if (!YY_CURRENT_BUFFER) return; yy_delete_buffer(YY_CURRENT_BUFFER , yyscanner); YY_CURRENT_BUFFER_LVALUE = NULL; if (yyg->yy_buffer_stack_top > 0) --yyg->yy_buffer_stack_top; if (YY_CURRENT_BUFFER) { yy_load_buffer_state( yyscanner ); yyg->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 (yyscan_t yyscanner) { yy_size_t num_to_alloc; struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; if (!yyg->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; /* After all that talk, this was set to 1 anyways... */ yyg->yy_buffer_stack = (struct yy_buffer_state**)yyalloc (num_to_alloc * sizeof(struct yy_buffer_state*) , yyscanner); if ( ! yyg->yy_buffer_stack ) YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*)); yyg->yy_buffer_stack_max = num_to_alloc; yyg->yy_buffer_stack_top = 0; return; } if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){ /* Increase the buffer to prepare for a possible push. */ yy_size_t grow_size = 8 /* arbitrary grow size */; num_to_alloc = yyg->yy_buffer_stack_max + grow_size; yyg->yy_buffer_stack = (struct yy_buffer_state**)yyrealloc (yyg->yy_buffer_stack, num_to_alloc * sizeof(struct yy_buffer_state*) , yyscanner); if ( ! yyg->yy_buffer_stack ) YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); /* zero only the new slots.*/ memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*)); yyg->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 * @param yyscanner The scanner object. * @return the newly allocated buffer state object. */ YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size , yyscan_t yyscanner) { 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 NULL; b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state ) , yyscanner ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); b->yy_buf_size = (int) (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 = NULL; 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 , yyscanner ); 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 * @param yyscanner The scanner object. * @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 (const char * yystr , yyscan_t yyscanner) { return yy_scan_bytes( yystr, (int) strlen(yystr) , yyscanner); } /** 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 yybytes the byte buffer to scan * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. * @param yyscanner The scanner object. * @return the newly allocated buffer state object. */ YY_BUFFER_STATE yy_scan_bytes (const char * yybytes, int _yybytes_len , yyscan_t yyscanner) { YY_BUFFER_STATE b; char *buf; yy_size_t n; int i; /* Get memory for full buffer, including space for trailing EOB's. */ n = (yy_size_t) (_yybytes_len + 2); buf = (char *) yyalloc( n , yyscanner ); 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 , yyscanner); 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 yynoreturn yy_fatal_error (const char* msg , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; (void)yyg; 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] = yyg->yy_hold_char; \ yyg->yy_c_buf_p = yytext + yyless_macro_arg; \ yyg->yy_hold_char = *yyg->yy_c_buf_p; \ *yyg->yy_c_buf_p = '\0'; \ yyleng = yyless_macro_arg; \ } \ while ( 0 ) /* Accessor methods (get/set functions) to struct members. */ /** Get the user-defined data for this scanner. * @param yyscanner The scanner object. */ YY_EXTRA_TYPE yyget_extra (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; return yyextra; } /** Get the current line number. * @param yyscanner The scanner object. */ int yyget_lineno (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; if (! YY_CURRENT_BUFFER) return 0; return yylineno; } /** Get the current column number. * @param yyscanner The scanner object. */ int yyget_column (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; if (! YY_CURRENT_BUFFER) return 0; return yycolumn; } /** Get the input stream. * @param yyscanner The scanner object. */ FILE *yyget_in (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; return yyin; } /** Get the output stream. * @param yyscanner The scanner object. */ FILE *yyget_out (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; return yyout; } /** Get the length of the current token. * @param yyscanner The scanner object. */ int yyget_leng (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; return yyleng; } /** Get the current token. * @param yyscanner The scanner object. */ char *yyget_text (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; return yytext; } /** Set the user-defined data. This data is never touched by the scanner. * @param user_defined The data to be associated with this scanner. * @param yyscanner The scanner object. */ void yyset_extra (YY_EXTRA_TYPE user_defined , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; yyextra = user_defined ; } /** Set the current line number. * @param _line_number line number * @param yyscanner The scanner object. */ void yyset_lineno (int _line_number , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* lineno is only valid if an input buffer exists. */ if (! YY_CURRENT_BUFFER ) YY_FATAL_ERROR( "yyset_lineno called with no buffer" ); yylineno = _line_number; } /** Set the current column. * @param _column_no column number * @param yyscanner The scanner object. */ void yyset_column (int _column_no , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* column is only valid if an input buffer exists. */ if (! YY_CURRENT_BUFFER ) YY_FATAL_ERROR( "yyset_column called with no buffer" ); yycolumn = _column_no; } /** Set the input stream. This does not discard the current * input buffer. * @param _in_str A readable stream. * @param yyscanner The scanner object. * @see yy_switch_to_buffer */ void yyset_in (FILE * _in_str , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; yyin = _in_str ; } void yyset_out (FILE * _out_str , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; yyout = _out_str ; } int yyget_debug (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; return yy_flex_debug; } void yyset_debug (int _bdebug , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; yy_flex_debug = _bdebug ; } /* Accessor methods for yylval and yylloc */ /* User-visible API */ /* yylex_init is special because it creates the scanner itself, so it is * the ONLY reentrant function that doesn't take the scanner as the last argument. * That's why we explicitly handle the declaration, instead of using our macros. */ int yylex_init(yyscan_t* ptr_yy_globals) { if (ptr_yy_globals == NULL){ errno = EINVAL; return 1; } *ptr_yy_globals = (yyscan_t) yyalloc ( sizeof( struct yyguts_t ), NULL ); if (*ptr_yy_globals == NULL){ errno = ENOMEM; return 1; } /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */ memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t)); return yy_init_globals ( *ptr_yy_globals ); } /* yylex_init_extra has the same functionality as yylex_init, but follows the * convention of taking the scanner as the last argument. Note however, that * this is a *pointer* to a scanner, as it will be allocated by this call (and * is the reason, too, why this function also must handle its own declaration). * The user defined value in the first argument will be available to yyalloc in * the yyextra field. */ int yylex_init_extra( YY_EXTRA_TYPE yy_user_defined, yyscan_t* ptr_yy_globals ) { struct yyguts_t dummy_yyguts; yyset_extra (yy_user_defined, &dummy_yyguts); if (ptr_yy_globals == NULL){ errno = EINVAL; return 1; } *ptr_yy_globals = (yyscan_t) yyalloc ( sizeof( struct yyguts_t ), &dummy_yyguts ); if (*ptr_yy_globals == NULL){ errno = ENOMEM; return 1; } /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */ memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t)); yyset_extra (yy_user_defined, *ptr_yy_globals); return yy_init_globals ( *ptr_yy_globals ); } static int yy_init_globals (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* Initialization is the same as for the non-reentrant scanner. * This function is called from yylex_destroy(), so don't allocate here. */ yyg->yy_buffer_stack = NULL; yyg->yy_buffer_stack_top = 0; yyg->yy_buffer_stack_max = 0; yyg->yy_c_buf_p = NULL; yyg->yy_init = 0; yyg->yy_start = 0; yyg->yy_start_stack_ptr = 0; yyg->yy_start_stack_depth = 0; yyg->yy_start_stack = NULL; /* Defined in main.c */ #ifdef YY_STDINIT yyin = stdin; yyout = stdout; #else yyin = NULL; yyout = NULL; #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 (yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* Pop the buffer stack, destroying each element. */ while(YY_CURRENT_BUFFER){ yy_delete_buffer( YY_CURRENT_BUFFER , yyscanner ); YY_CURRENT_BUFFER_LVALUE = NULL; yypop_buffer_state(yyscanner); } /* Destroy the stack itself. */ yyfree(yyg->yy_buffer_stack , yyscanner); yyg->yy_buffer_stack = NULL; /* Destroy the start condition stack. */ yyfree( yyg->yy_start_stack , yyscanner ); yyg->yy_start_stack = NULL; /* Reset the globals. This is important in a non-reentrant scanner so the next time * yylex() is called, initialization will occur. */ yy_init_globals( yyscanner); /* Destroy the main struct (reentrant only). */ yyfree ( yyscanner , yyscanner ); yyscanner = NULL; return 0; } /* * Internal utility routines. */ #ifndef yytext_ptr static void yy_flex_strncpy (char* s1, const char * s2, int n , yyscan_t yyscanner) { struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; (void)yyg; int i; for ( i = 0; i < n; ++i ) s1[i] = s2[i]; } #endif #ifdef YY_NEED_STRLEN static int yy_flex_strlen (const char * s , yyscan_t yyscanner) { int n; for ( n = 0; s[n]; ++n ) ; return n; } #endif #define YYTABLES_NAME "yytables" #line 253 "src/parser.l" #ifdef VT100_DEBUG_TRACE #define DEBUG_TRACE1(x) do { \ fputs(x"\n", stderr); \ } while (0) #define DEBUG_TRACE3(x, x2, x2len) do { \ char old = (x2)[(x2len)]; \ (x2)[(x2len)] = '\0'; \ fprintf(stderr, x" %s\n", (x2)); \ (x2)[(x2len)] = old; \ } while (0) #else #define DEBUG_TRACE1(x) #define DEBUG_TRACE3(x, x2, x2len) #endif static void vt100_parser_handle_bel(VT100Screen *vt) { DEBUG_TRACE1("BEL"); vt100_screen_audible_bell(vt); } static void vt100_parser_handle_bs(VT100Screen *vt) { DEBUG_TRACE1("BS"); vt100_screen_move_to(vt, vt->grid->cur.row, vt->grid->cur.col - 1); } static void vt100_parser_handle_tab(VT100Screen *vt) { DEBUG_TRACE1("TAB"); vt100_screen_move_to( vt, vt->grid->cur.row, vt->grid->cur.col - (vt->grid->cur.col % 8) + 8); } static void vt100_parser_handle_lf(VT100Screen *vt) { DEBUG_TRACE1("LF"); vt100_screen_move_down_or_scroll(vt); } static void vt100_parser_handle_cr(VT100Screen *vt) { DEBUG_TRACE1("CR"); vt100_screen_move_to(vt, vt->grid->cur.row, 0); } static void vt100_parser_handle_deckpam(VT100Screen *vt) { DEBUG_TRACE1("DECKPAM"); vt100_screen_set_application_keypad(vt); } static void vt100_parser_handle_deckpnm(VT100Screen *vt) { DEBUG_TRACE1("DECKPNM"); vt100_screen_reset_application_keypad(vt); } static void vt100_parser_handle_ri(VT100Screen *vt) { DEBUG_TRACE1("RI"); vt100_screen_move_up_or_scroll(vt); } static void vt100_parser_handle_ris(VT100Screen *vt) { DEBUG_TRACE1("RIS"); vt100_screen_use_normal_buffer(vt); vt100_screen_set_scroll_region( vt, 0, vt->grid->max.row - 1, 0, vt->grid->max.col - 1); vt100_screen_move_to(vt, 0, 0); vt100_screen_clear_screen(vt); vt100_screen_save_cursor(vt); vt100_screen_reset_text_attributes(vt); vt100_screen_show_cursor(vt); vt100_screen_set_mouse_reporting_normal_mode(vt); vt100_screen_reset_application_keypad(vt); vt100_screen_reset_application_cursor(vt); vt100_screen_reset_mouse_reporting_press(vt); vt100_screen_reset_mouse_reporting_press_release(vt); vt100_screen_reset_mouse_reporting_button_motion(vt); vt100_screen_reset_mouse_reporting_any_motion(vt); vt100_screen_reset_bracketed_paste(vt); vt100_screen_reset_origin_mode(vt); } static void vt100_parser_handle_vb(VT100Screen *vt) { DEBUG_TRACE1("VB"); vt100_screen_visual_bell(vt); } static void vt100_parser_handle_decsc(VT100Screen *vt) { DEBUG_TRACE1("DECSC"); vt100_screen_save_cursor(vt); } static void vt100_parser_handle_decrc(VT100Screen *vt) { DEBUG_TRACE1("DECRC"); vt100_screen_restore_cursor(vt); } static void vt100_parser_extract_csi_params( char *buf, size_t len, int *params, int *nparams) { vt100_parser_extract_sm_params(buf, len, NULL, params, nparams); } static void vt100_parser_extract_sm_params( char *buf, size_t len, char *modes, int *params, int *nparams) { char *pos = buf; /* this assumes that it will only ever be called on a fully matched CSI * sequence: accessing one character beyond the end is safe because CSI * sequences always have one character after the parameters (to determine * the type of sequence), and the parameters can only ever be digits, * separated by semicolons. */ buf[len] = '\0'; *nparams = 0; while ((size_t)(pos - buf) < len) { if (*nparams >= VT100_PARSER_CSI_MAX_PARAMS) { fprintf(stderr, "max CSI parameter length exceeded\n"); break; } if (modes && (size_t)(pos - buf) < len) { if (strspn(pos, "0123456789")) { modes[*nparams] = '\0'; } else { modes[*nparams] = *pos++; } } params[(*nparams)++] = atoi(pos); pos = strchr(pos, ';'); if (pos) { pos++; } else { break; } } } static void vt100_parser_handle_ich(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("ICH", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_insert_characters(vt, params[0]); } static void vt100_parser_handle_cuu(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; int row = vt->grid->cur.row, new_row; DEBUG_TRACE3("CUU", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); new_row = row - params[0]; if (row >= vt->grid->scroll_top && new_row < vt->grid->scroll_top) { new_row = vt->grid->scroll_top; } vt100_screen_move_to(vt, new_row, vt->grid->cur.col); } static void vt100_parser_handle_cud(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; int row = vt->grid->cur.row, new_row; DEBUG_TRACE3("CUD", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); new_row = row + params[0]; if (row <= vt->grid->scroll_bottom && new_row > vt->grid->scroll_bottom) { new_row = vt->grid->scroll_bottom; } vt100_screen_move_to(vt, new_row, vt->grid->cur.col); } static void vt100_parser_handle_cuf(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("CUF", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_move_to(vt, vt->grid->cur.row, vt->grid->cur.col + params[0]); } static void vt100_parser_handle_cub(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("CUB", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_move_to(vt, vt->grid->cur.row, vt->grid->cur.col - params[0]); } static void vt100_parser_handle_cha(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("CHA", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_move_to(vt, vt->grid->cur.row, params[0] - 1); } static void vt100_parser_handle_cup(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 0, 0 }, nparams; DEBUG_TRACE3("CUP", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); if (params[0] == 0) { params[0] = 1; } if (params[1] == 0) { params[1] = 1; } vt100_screen_move_to(vt, params[0] - 1, params[1] - 1); } static void vt100_parser_handle_ed(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 0 }, nparams; /* this also gets called by handle_decsed, which will pass it something * of the form \e[?1J instead of \e[1J */ buf += 2; len -= 3; if (*buf == '?') { buf++; len--; DEBUG_TRACE3("DECSED", buf, len); } else { DEBUG_TRACE3("ED", buf, len); } vt100_parser_extract_csi_params(buf, len, params, &nparams); switch (params[0]) { case 0: vt100_screen_clear_screen_forward(vt); break; case 1: vt100_screen_clear_screen_backward(vt); break; case 2: vt100_screen_clear_screen(vt); break; default: fprintf(stderr, "unknown ED parameter %d\n", params[0]); break; } } static void vt100_parser_handle_el(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 0 }, nparams; /* this also gets called by handle_decsel, which will pass it something * of the form \e[?1J instead of \e[1J */ buf += 2; len -= 3; if (*buf == '?') { buf++; len--; DEBUG_TRACE3("DECSEL", buf, len); } else { DEBUG_TRACE3("EL", buf, len); } vt100_parser_extract_csi_params(buf, len, params, &nparams); switch (params[0]) { case 0: vt100_screen_kill_line_forward(vt); break; case 1: vt100_screen_kill_line_backward(vt); break; case 2: vt100_screen_kill_line(vt); break; default: fprintf(stderr, "unknown EL parameter %d\n", params[0]); break; } } static void vt100_parser_handle_il(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("IL", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_insert_lines(vt, params[0]); } static void vt100_parser_handle_dl(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("DL", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_delete_lines(vt, params[0]); } static void vt100_parser_handle_dch(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("DCH", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_delete_characters(vt, params[0]); } static void vt100_parser_handle_su(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("SU", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); if (params[0] == 0) { params[0] = 1; } vt100_screen_scroll_up(vt, params[0]); } static void vt100_parser_handle_sd(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("SD", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); if (params[0] == 0) { params[0] = 1; } vt100_screen_scroll_down(vt, params[0]); } static void vt100_parser_handle_ech(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("ECH", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_erase_characters(vt, params[0]); } static void vt100_parser_handle_vpa(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1 }, nparams; DEBUG_TRACE3("VPA", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_move_to(vt, params[0] - 1, vt->grid->cur.col); } static void vt100_parser_handle_sm(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS], nparams, i; char modes[VT100_PARSER_CSI_MAX_PARAMS] = { 0 }; DEBUG_TRACE3("SM", buf + 2, len - 3); vt100_parser_extract_sm_params(buf + 2, len - 3, modes, params, &nparams); for (i = 0; i < nparams; ++i) { switch (modes[i]) { case 0: switch (params[i]) { case 34: /* do nothing, no idea what this is even for */ break; default: fprintf(stderr, "unknown SM parameter: %d\n", params[i]); break; } break; case '?': switch (params[i]) { case 1: vt100_screen_set_application_cursor(vt); break; case 6: vt100_screen_set_origin_mode(vt); vt100_screen_move_to(vt, 0, 0); break; case 9: vt100_screen_set_mouse_reporting_press(vt); break; case 25: vt100_screen_show_cursor(vt); break; case 1000: vt100_screen_set_mouse_reporting_press_release(vt); break; case 1002: vt100_screen_set_mouse_reporting_button_motion(vt); break; case 1003: vt100_screen_set_mouse_reporting_any_motion(vt); break; case 1005: vt100_screen_set_mouse_reporting_utf8_mode(vt); break; case 1006: vt100_screen_set_mouse_reporting_sgr_mode(vt); break; case 47: case 1049: vt100_screen_use_alternate_buffer(vt); break; case 2004: vt100_screen_set_bracketed_paste(vt); break; case 12: // blinking cursor // not interested in blinking cursors case 1034: // interpret Meta key // not actually sure if ignoring this is correct - need to see // what exactly it does. don't think it's important though. break; default: fprintf(stderr, "unknown SM parameter: %c%d\n", modes[i], params[i]); break; } break; default: fprintf(stderr, "unknown SM parameter: %c%d\n", modes[i], params[i]); break; } } } static void vt100_parser_handle_rm(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS], nparams, i; char modes[VT100_PARSER_CSI_MAX_PARAMS] = { 0 }; DEBUG_TRACE3("RM", buf + 2, len - 3); vt100_parser_extract_sm_params(buf + 2, len - 3, modes, params, &nparams); for (i = 0; i < nparams; ++i) { switch (modes[i]) { case 0: switch (params[i]) { case 34: /* do nothing, no idea what this is even for */ break; default: fprintf(stderr, "unknown RM parameter: %d\n", params[i]); break; } break; case '?': switch (params[i]) { case 1: vt100_screen_reset_application_cursor(vt); break; case 6: vt100_screen_reset_origin_mode(vt); vt100_screen_move_to(vt, 0, 0); break; case 9: vt100_screen_reset_mouse_reporting_press(vt); break; case 25: vt100_screen_hide_cursor(vt); break; case 1000: vt100_screen_reset_mouse_reporting_press_release(vt); break; case 1002: vt100_screen_reset_mouse_reporting_button_motion(vt); break; case 1003: vt100_screen_reset_mouse_reporting_any_motion(vt); break; case 1005: case 1006: vt100_screen_set_mouse_reporting_normal_mode(vt); break; case 47: case 1049: vt100_screen_use_normal_buffer(vt); break; case 2004: vt100_screen_reset_bracketed_paste(vt); break; case 12: // blinking cursor // not interested in blinking cursors case 1034: // interpret Meta key // not actually sure if ignoring this is correct - need to see // what exactly it does. don't think it's important though. break; default: fprintf(stderr, "unknown RM parameter: %c%d\n", modes[i], params[i]); break; } break; default: fprintf(stderr, "unknown RM parameter: %c%d\n", modes[i], params[i]); break; } } } static void vt100_parser_handle_sgr(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 0 }, nparams, i; DEBUG_TRACE3("SGR", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); if (nparams < 1) { nparams = 1; } for (i = 0; i < nparams; ++i) { switch (params[i]) { case 0: vt100_screen_reset_text_attributes(vt); break; case 1: vt100_screen_set_bold(vt); break; case 3: vt100_screen_set_italic(vt); break; case 4: vt100_screen_set_underline(vt); break; case 7: vt100_screen_set_inverse(vt); break; case 22: vt100_screen_reset_bold(vt); break; case 23: vt100_screen_reset_italic(vt); break; case 24: vt100_screen_reset_underline(vt); break; case 27: vt100_screen_reset_inverse(vt); break; case 30: case 31: case 32: case 33: case 34: case 35: case 36: case 37: vt100_screen_set_fg_color(vt, params[i] - 30); break; case 38: { i++; if (i >= nparams) { fprintf(stderr, "unknown SGR parameter: %d (too few parameters)\n", params[i - 1]); break; } switch (params[i]) { case 2: i += 3; if (i >= nparams) { fprintf(stderr, "unknown SGR parameter: %d;%d (too few parameters)\n", params[i - 4], params[i - 3]); break; } vt100_screen_set_fg_color_rgb( vt, params[i - 2], params[i - 1], params[i]); break; case 5: i++; if (i >= nparams) { fprintf(stderr, "unknown SGR parameter: %d;%d (too few parameters)\n", params[i - 2], params[i - 1]); break; } vt100_screen_set_fg_color(vt, params[i]); break; default: i++; fprintf(stderr, "unknown SGR parameter: %d;%d\n", params[i - 2], params[i - 1]); break; } break; } case 39: vt100_screen_reset_fg_color(vt); break; case 40: case 41: case 42: case 43: case 44: case 45: case 46: case 47: vt100_screen_set_bg_color(vt, params[i] - 40); break; case 48: { i++; if (i >= nparams) { fprintf(stderr, "unknown SGR parameter: %d (too few parameters)\n", params[i - 1]); break; } switch (params[i]) { case 2: i += 3; if (i >= nparams) { fprintf(stderr, "unknown SGR parameter: %d;%d (too few parameters)\n", params[i - 4], params[i - 3]); break; } vt100_screen_set_bg_color_rgb( vt, params[i - 2], params[i - 1], params[i]); break; case 5: i++; if (i >= nparams) { fprintf(stderr, "unknown SGR parameter: %d;%d (too few parameters)\n", params[i - 2], params[i - 1]); break; } vt100_screen_set_bg_color(vt, params[i]); break; default: i++; fprintf(stderr, "unknown SGR parameter: %d;%d\n", params[i - 2], params[i - 1]); break; } break; } case 49: vt100_screen_reset_bg_color(vt); break; case 90: case 91: case 92: case 93: case 94: case 95: case 96: case 97: vt100_screen_set_fg_color(vt, params[i] - 82); break; case 100: case 101: case 102: case 103: case 104: case 105: case 106: case 107: vt100_screen_set_bg_color(vt, params[i] - 92); break; case 5: // blink mode // blinking terminals are awful break; default: fprintf(stderr, "unknown SGR parameter: %d\n", params[i]); break; } } } static void vt100_parser_handle_csr(VT100Screen *vt, char *buf, size_t len) { int params[VT100_PARSER_CSI_MAX_PARAMS] = { 1, vt->grid->max.row, 1, vt->grid->max.col }; int nparams; DEBUG_TRACE3("CSR", buf + 2, len - 3); vt100_parser_extract_csi_params(buf + 2, len - 3, params, &nparams); vt100_screen_set_scroll_region( vt, params[0] - 1, params[1] - 1, params[2] - 1, params[3] - 1); } static void vt100_parser_handle_decsed(VT100Screen *vt, char *buf, size_t len) { /* XXX not quite correct, but i don't think programs really use anything * that would show a difference */ vt100_parser_handle_ed(vt, buf, len); } static void vt100_parser_handle_decsel(VT100Screen *vt, char *buf, size_t len) { /* XXX not quite correct, but i don't think programs really use anything * that would show a difference */ vt100_parser_handle_el(vt, buf, len); } static void vt100_parser_handle_osc0(VT100Screen *vt, char *buf, size_t len) { DEBUG_TRACE3("OSC0", buf + 4, len - 5); vt100_screen_set_icon_name(vt, buf + 4, len - 5); vt100_screen_set_window_title(vt, buf + 4, len - 5); } static void vt100_parser_handle_osc1(VT100Screen *vt, char *buf, size_t len) { DEBUG_TRACE3("OSC1", buf + 4, len - 5); vt100_screen_set_icon_name(vt, buf + 4, len - 5); } static void vt100_parser_handle_osc2(VT100Screen *vt, char *buf, size_t len) { DEBUG_TRACE3("OSC2", buf + 4, len - 5); vt100_screen_set_window_title(vt, buf + 4, len - 5); } static void vt100_parser_handle_ascii(VT100Screen *vt, char *text, size_t len) { DEBUG_TRACE3("TEXT", text, len); vt100_screen_show_string_ascii(vt, text, len); } static void vt100_parser_handle_text(VT100Screen *vt, char *text, size_t len) { DEBUG_TRACE3("UTF8", text, len); vt100_screen_show_string_utf8(vt, text, len); } /* XXX these are copied from the generated file so that I can add the UNUSED * declarations, otherwise we get compilation errors */ void *vt100_parser_yyalloc(yy_size_t size, yyscan_t yyscanner) { UNUSED(yyscanner); return (void *)malloc(size); } void *vt100_parser_yyrealloc(void *ptr, yy_size_t size, yyscan_t yyscanner) { UNUSED(yyscanner); return (void *)realloc((char *)ptr, size); } void vt100_parser_yyfree(void *ptr, yyscan_t yyscanner) { UNUSED(yyscanner); free((char *) ptr); }