#line 3 "lex.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 #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; #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 24 #define YY_END_OF_BUFFER 25 /* 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[127] = { 0, 25, 13, 23, 24, 20, 23, 24, 22, 24, 23, 24, 3, 13, 23, 24, 23, 24, 12, 13, 23, 24, 20, 23, 24, 3, 13, 23, 24, 9, 13, 23, 24, 10, 12, 13, 23, 24, 24, 24, 17, 24, 24, 21, 24, 8, 13, 23, 24, 8, 13, 23, 24, 11, 13, 23, 24, 11, 13, 23, 24, 11, 13, 23, 24, 13, 20, 14, 3, 13, 3, 2, 12, 13, 20, 9, 10, 3, 3, 13, 10, 12, 13, 17, 19, 18, 7, 13, 13, 8, 13, 11, 13, 11, 13, 11, 13, 16, 15, 10, 3, 3, 13, 7, 13, 6, 13, 4, 11, 13, 5, 11, 13, 3, 3, 13, 6, 13, 3, 3, 13, 3, 3, 3, 1, 2, 1 } ; static yyconst flex_int16_t yy_accept[86] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 5, 8, 10, 12, 16, 18, 22, 25, 29, 33, 38, 39, 40, 42, 43, 45, 49, 53, 57, 61, 65, 66, 67, 67, 68, 68, 70, 71, 72, 74, 75, 75, 76, 77, 78, 80, 83, 83, 84, 84, 85, 86, 88, 89, 91, 93, 95, 97, 98, 99, 99, 99, 100, 101, 103, 105, 107, 110, 113, 113, 114, 116, 118, 118, 119, 121, 121, 122, 123, 123, 124, 126, 126, 127, 127 } ; 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, 2, 1, 4, 5, 1, 1, 1, 1, 1, 1, 1, 1, 6, 7, 1, 1, 8, 9, 9, 9, 9, 9, 9, 9, 10, 10, 1, 1, 1, 6, 1, 11, 1, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 13, 13, 6, 15, 6, 1, 13, 1, 16, 12, 12, 17, 18, 19, 13, 13, 20, 13, 13, 21, 13, 22, 23, 24, 13, 13, 13, 13, 13, 13, 13, 14, 13, 13, 6, 1, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } ; static yyconst flex_int32_t yy_meta[25] = { 0, 1, 2, 3, 4, 5, 4, 6, 6, 6, 6, 5, 7, 7, 7, 1, 7, 7, 7, 7, 7, 7, 7, 7, 7 } ; static yyconst flex_int16_t yy_base[100] = { 0, 0, 24, 46, 48, 50, 52, 67, 0, 186, 0, 183, 346, 88, 102, 346, 108, 55, 122, 0, 143, 92, 346, 346, 180, 346, 50, 85, 158, 173, 81, 0, 180, 95, 346, 178, 96, 177, 346, 192, 109, 100, 346, 0, 113, 110, 207, 114, 346, 176, 346, 346, 124, 215, 127, 158, 157, 121, 346, 346, 120, 155, 0, 136, 125, 141, 227, 153, 149, 144, 139, 149, 0, 144, 142, 150, 155, 162, 152, 150, 98, 346, 59, 346, 346, 246, 253, 260, 267, 274, 280, 287, 294, 301, 308, 315, 322, 324, 331, 338 } ; static yyconst flex_int16_t yy_def[100] = { 0, 84, 84, 85, 85, 85, 85, 84, 7, 84, 86, 84, 84, 87, 88, 84, 89, 90, 88, 86, 91, 92, 84, 84, 93, 84, 86, 86, 94, 94, 29, 86, 84, 87, 84, 95, 18, 96, 84, 89, 90, 84, 84, 97, 96, 18, 91, 92, 84, 93, 84, 84, 86, 86, 86, 29, 29, 29, 84, 84, 84, 84, 97, 96, 18, 86, 86, 29, 29, 84, 96, 18, 66, 84, 96, 18, 84, 96, 98, 99, 98, 84, 99, 84, 0, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84 } ; static yyconst flex_int16_t yy_nxt[371] = { 0, 10, 11, 12, 13, 14, 15, 10, 10, 10, 10, 10, 16, 16, 16, 10, 16, 16, 16, 16, 16, 16, 16, 16, 16, 10, 17, 12, 13, 18, 15, 10, 10, 10, 10, 19, 20, 20, 20, 10, 20, 20, 20, 20, 20, 20, 20, 20, 20, 22, 23, 22, 23, 22, 23, 22, 23, 40, 52, 52, 41, 24, 83, 24, 53, 24, 42, 24, 10, 11, 25, 15, 10, 15, 10, 26, 27, 27, 10, 28, 28, 28, 10, 28, 28, 28, 28, 28, 28, 28, 29, 30, 34, 54, 54, 54, 48, 57, 37, 34, 55, 81, 60, 35, 37, 38, 37, 49, 37, 31, 35, 40, 37, 31, 41, 44, 38, 36, 48, 31, 42, 61, 60, 31, 44, 38, 37, 37, 37, 49, 64, 36, 65, 65, 63, 54, 54, 54, 68, 38, 55, 61, 38, 45, 31, 38, 36, 71, 31, 65, 65, 37, 78, 83, 31, 81, 70, 79, 31, 31, 77, 74, 76, 31, 78, 38, 73, 75, 55, 31, 36, 36, 55, 31, 31, 69, 67, 55, 31, 51, 38, 59, 32, 51, 31, 32, 84, 84, 31, 84, 84, 84, 56, 31, 84, 84, 84, 31, 84, 84, 84, 84, 84, 31, 84, 84, 84, 31, 31, 84, 84, 84, 31, 84, 84, 84, 84, 84, 31, 84, 84, 84, 31, 66, 66, 66, 84, 66, 84, 84, 84, 66, 66, 66, 66, 72, 72, 72, 84, 72, 84, 84, 84, 72, 72, 72, 72, 21, 21, 21, 21, 21, 21, 21, 31, 84, 84, 84, 31, 31, 31, 33, 33, 84, 33, 33, 33, 33, 36, 36, 36, 36, 36, 36, 36, 39, 84, 84, 84, 39, 39, 39, 43, 84, 84, 43, 84, 43, 46, 84, 84, 84, 46, 46, 46, 47, 47, 84, 47, 47, 47, 47, 50, 50, 50, 50, 50, 50, 50, 55, 84, 84, 84, 55, 55, 55, 58, 58, 58, 58, 58, 58, 58, 37, 37, 37, 37, 37, 37, 37, 62, 62, 80, 80, 80, 80, 80, 80, 80, 82, 82, 82, 82, 82, 82, 82, 9, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84 } ; static yyconst flex_int16_t yy_chk[371] = { 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, 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, 3, 4, 4, 5, 5, 6, 6, 17, 26, 26, 17, 3, 82, 4, 26, 5, 17, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 13, 27, 27, 27, 21, 30, 36, 33, 30, 80, 41, 13, 14, 14, 14, 21, 14, 16, 33, 40, 45, 16, 40, 44, 44, 36, 47, 16, 40, 41, 60, 16, 18, 18, 18, 64, 18, 47, 45, 45, 52, 52, 44, 54, 54, 54, 57, 63, 57, 60, 70, 18, 20, 74, 64, 64, 20, 65, 65, 71, 75, 79, 20, 78, 63, 76, 20, 28, 74, 70, 73, 28, 77, 77, 69, 71, 68, 28, 71, 75, 67, 28, 29, 61, 56, 55, 29, 49, 37, 35, 32, 24, 29, 11, 9, 0, 29, 0, 0, 0, 29, 39, 0, 0, 0, 39, 0, 0, 0, 0, 0, 39, 0, 0, 0, 39, 46, 0, 0, 0, 46, 0, 0, 0, 0, 0, 46, 0, 0, 0, 46, 53, 53, 53, 0, 53, 0, 0, 0, 53, 53, 53, 53, 66, 66, 66, 0, 66, 0, 0, 0, 66, 66, 66, 66, 85, 85, 85, 85, 85, 85, 85, 86, 0, 0, 0, 86, 86, 86, 87, 87, 0, 87, 87, 87, 87, 88, 88, 88, 88, 88, 88, 88, 89, 0, 0, 0, 89, 89, 89, 90, 0, 0, 90, 0, 90, 91, 0, 0, 0, 91, 91, 91, 92, 92, 0, 92, 92, 92, 92, 93, 93, 93, 93, 93, 93, 93, 94, 0, 0, 0, 94, 94, 94, 95, 95, 95, 95, 95, 95, 95, 96, 96, 96, 96, 96, 96, 96, 97, 97, 98, 98, 98, 98, 98, 98, 98, 99, 99, 99, 99, 99, 99, 99, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84, 84 } ; extern int yy_flex_debug; int yy_flex_debug = 0; static yy_state_type *yy_state_buf=0, *yy_state_ptr=0; static char *yy_full_match; static int yy_lp; #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); \ 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 "lex.l" #line 2 "lex.l" /* This file is part of GDBM, the GNU data base manager. Copyright (C) 1990, 1991, 1993, 2007, 2011, 2013 Free Software Foundation, Inc. GDBM 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 3, or (at your option) any later version. GDBM 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 GDBM. If not, see . */ #include "gdbmtool.h" #include "gram.h" struct point point; /* Advance locus to the next line */ void advance_line () { ++point.line; point.col = 0; } #define YY_USER_ACTION \ do \ { \ if (YYSTATE == 0) \ { \ yylloc.beg = point; \ yylloc.beg.col++; \ } \ point.col += yyleng; \ yylloc.end = point; \ } \ while (0); #undef YY_INPUT #define YY_INPUT(buf,result,max_size) \ do \ { \ result = read_input (buf, max_size); \ } \ while (0); void string_begin (void); void string_add (const char *s, int l); void string_addc (int c); char *string_end (void); int unescape (int c); static ssize_t read_input (char *buf, size_t size); struct context /* Input context */ { struct context *parent; /* Pointer to the parent context */ struct locus locus; /* Locus */ struct point point; int interactive; ino_t ino; /* Inode number */ dev_t dev; /* Device number */ FILE *file; /* Input file */ YY_BUFFER_STATE buf; /* Buffer */ }; static struct context *context_tos; static ino_t ino; static dev_t dev; int interactive; /* Are we running in interactive mode? */ static int initialized; static void context_push () { struct context *cp = ecalloc (1, sizeof (*cp)); cp->locus = yylloc; cp->point = point; cp->interactive = interactive; cp->ino = ino; cp->dev = dev; cp->file = yyin; cp->buf = YY_CURRENT_BUFFER; cp->parent = context_tos; context_tos = cp; } int context_pop () { struct context *cp = context_tos; fclose (yyin); yyin = NULL; free (point.file); point.file = NULL; memset (&yylloc, 0, sizeof (yylloc)); if (!cp) return 1; context_tos = cp->parent; yylloc = cp->locus; point = cp->point; interactive = cp->interactive; ino = cp->ino; dev = cp->dev; yyin = cp->file; yy_delete_buffer (YY_CURRENT_BUFFER); yy_switch_to_buffer (cp->buf); return 0; } static struct context * findctx (struct stat *st) { struct context *cp; for (cp = context_tos; cp; cp = cp->parent) if (cp->dev == st->st_dev && cp->ino == st->st_ino) break; return cp; } int setsource (const char *name, int intr) { struct stat st; struct context *cp; FILE *fp; if (strcmp (name, "-") == 0) { fp = stdin; name = "stdin"; } else { if (stat (name, &st)) { terror (_("cannot open `%s': %s"), name, strerror (errno)); return -1; } else if (!S_ISREG (st.st_mode)) { terror (_("%s is not a regular file"), name); return -1; } cp = findctx (&st); if (cp) { terror (_("recursive sourcing")); if (cp->parent) lerror (&cp->locus, _("%s already sourced here"), name); return 1; } fp = fopen (name, "r"); if (!fp) { terror (_("cannot open %s for reading: %s"), name, strerror (errno)); return 1; } } if (yyin) context_push (); yyin = fp; yy_switch_to_buffer (yy_create_buffer (yyin, YY_BUF_SIZE)); interactive = intr; dev = st.st_dev; ino = st.st_ino; point.file = estrdup (name); point.line = 1; point.col = 0; initialized = 1; return 0; } #line 774 "lex.c" #define INITIAL 0 #define STR 1 #define MLSTR 2 #define DEF 3 #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 #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 #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 208 "lex.l" #line 962 "lex.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 >= 85 ) 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] != 346 ); 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)]; { (yy_full_match) = yy_cp; break; } } --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: /* rule 1 can match eol */ YY_RULE_SETUP #line 209 "lex.l" { char *p; char *file = NULL; int line, len; for (p = strchr (yytext, '#') + 1; *p == ' ' || *p == '\t'; p++); p += 4; for (; *p == ' ' || *p == '\t'; p++); line = strtol (p, &p, 10); for (; *p == ' ' || *p == '\t'; p++); if (*p == '"') { p++; len = strcspn (p, "\""); if (p[len] == 0) { yyerror (_("invalid #line statement")); REJECT; } file = emalloc (len + 1); memcpy (file, p, len); file[len] = 0; for (p += len + 1; *p == ' ' || *p == '\t'; p++); } if (*p != '\n' ) { yyerror (_("invalid #line statement")); free (file); REJECT; } if (file) point.file = file; point.line = line; point.col = 0; } YY_BREAK case 2: /* rule 2 can match eol */ YY_RULE_SETUP #line 246 "lex.l" advance_line (); YY_BREAK case 3: YY_RULE_SETUP #line 247 "lex.l" /* end-of-file comment */; YY_BREAK case 4: YY_RULE_SETUP #line 249 "lex.l" { return T_OFF; } YY_BREAK case 5: YY_RULE_SETUP #line 250 "lex.l" { return T_PAD; } YY_BREAK case 6: YY_RULE_SETUP #line 251 "lex.l" { yylval.num = strtoul (yytext, NULL, 16); return T_NUM; }; YY_BREAK case 7: YY_RULE_SETUP #line 253 "lex.l" { yylval.num = strtoul (yytext, NULL, 8); return T_NUM; }; YY_BREAK case 8: YY_RULE_SETUP #line 255 "lex.l" { yylval.num = strtoul (yytext, NULL, 10); return T_NUM; }; YY_BREAK case 9: YY_RULE_SETUP #line 257 "lex.l" { return command_lookup ("help", &yylloc, &yylval.cmd); } YY_BREAK case 10: YY_RULE_SETUP #line 258 "lex.l" { char *p = yytext + strspn (yytext, " \t"); return command_lookup (p, &yylloc, &yylval.cmd); } YY_BREAK case 11: YY_RULE_SETUP #line 261 "lex.l" { if ((yylval.type = datadef_lookup (yytext))) return T_TYPE; else { yylval.string = estrdup (yytext); return T_IDENT; } } YY_BREAK case 12: YY_RULE_SETUP #line 269 "lex.l" { yylval.string = estrdup (yytext); return T_IDENT; } YY_BREAK case 13: YY_RULE_SETUP #line 272 "lex.l" { yylval.string = estrdup (yytext); return T_WORD; } YY_BREAK case 14: YY_RULE_SETUP #line 274 "lex.l" { yylval.string = emalloc (yyleng - 1); memcpy (yylval.string, yytext+1, yyleng-2); yylval.string[yyleng-2] = 0; return T_WORD; } YY_BREAK case 15: *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 278 "lex.l" { string_begin (); string_add (yytext + 1, yyleng - 2); BEGIN (MLSTR); } YY_BREAK case 16: YY_RULE_SETUP #line 281 "lex.l" { string_begin (); string_add (yytext + 1, yyleng - 3); string_addc (unescape (yytext[yyleng-1])); BEGIN (STR); } YY_BREAK case 17: YY_RULE_SETUP #line 285 "lex.l" { if (yyleng > 1) string_add (yytext, yyleng - 1); yylval.string = string_end (); BEGIN (INITIAL); return T_WORD; } YY_BREAK case 18: *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 290 "lex.l" { string_add (yytext, yyleng - 1); } YY_BREAK case 19: YY_RULE_SETUP #line 291 "lex.l" { string_add (yytext, yyleng - 2); string_addc (unescape (yytext[yyleng-1])); } YY_BREAK case 20: YY_RULE_SETUP #line 293 "lex.l" ; YY_BREAK case 21: /* rule 21 can match eol */ YY_RULE_SETUP #line 294 "lex.l" { advance_line (); } YY_BREAK case 22: /* rule 22 can match eol */ YY_RULE_SETUP #line 295 "lex.l" { advance_line (); return '\n'; } YY_BREAK case 23: YY_RULE_SETUP #line 296 "lex.l" return yytext[0]; YY_BREAK case 24: YY_RULE_SETUP #line 297 "lex.l" ECHO; YY_BREAK #line 1249 "lex.c" case YY_STATE_EOF(INITIAL): case YY_STATE_EOF(STR): case YY_STATE_EOF(MLSTR): case YY_STATE_EOF(DEF): yyterminate(); case YY_END_OF_BUFFER: { /* Amount of text matched not including the EOB char. */ int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; /* Undo the effects of YY_DO_BEFORE_ACTION. */ *yy_cp = (yy_hold_char); YY_RESTORE_YY_MORE_OFFSET if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) { /* We're scanning a new file or input source. It's * possible that this happened because the user * just pointed yyin at a new source and called * yylex(). If so, then we have to assure * consistency between YY_CURRENT_BUFFER and our * globals. Here is the right place to do so, because * this is the first action (other than possibly a * back-up) that will match for the new input source. */ (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; } /* Note that here we test for yy_c_buf_p "<=" to the position * of the first EOB in the buffer, since yy_c_buf_p will * already have been incremented past the NUL character * (since all states make transitions on EOB to the * end-of-buffer state). Contrast this with the test * in input(). */ if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) { /* This was really a NUL. */ yy_state_type yy_next_state; (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( ); /* Okay, we're now positioned to make the NUL * transition. We couldn't have * yy_get_previous_state() go ahead and do it * for us because it doesn't know how to deal * with the possibility of jamming (and we don't * want to build jamming into it because then it * will run more slowly). */ yy_next_state = yy_try_NUL_trans( yy_current_state ); yy_bp = (yytext_ptr) + YY_MORE_ADJ; if ( yy_next_state ) { /* Consume the NUL. */ yy_cp = ++(yy_c_buf_p); yy_current_state = yy_next_state; goto yy_match; } else { yy_cp = (yy_c_buf_p); goto yy_find_action; } } else switch ( yy_get_next_buffer( ) ) { case EOB_ACT_END_OF_FILE: { (yy_did_buffer_switch_on_eof) = 0; if ( yywrap( ) ) { /* Note: because we've taken care in * yy_get_next_buffer() to have set up * yytext, we can now set up * yy_c_buf_p so that if some total * hoser (like flex itself) wants to * call the scanner after we return the * YY_NULL, it'll still work - another * YY_NULL will get returned. */ (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; yy_act = YY_STATE_EOF(YY_START); goto do_action; } else { if ( ! (yy_did_buffer_switch_on_eof) ) YY_NEW_FILE; } break; } case EOB_ACT_CONTINUE_SCAN: (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( ); yy_cp = (yy_c_buf_p); yy_bp = (yytext_ptr) + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: (yy_c_buf_p) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; yy_current_state = yy_get_previous_state( ); yy_cp = (yy_c_buf_p); yy_bp = (yytext_ptr) + YY_MORE_ADJ; goto yy_find_action; } break; } default: YY_FATAL_ERROR( "fatal flex scanner internal error--no action found" ); } /* end of action switch */ } /* end of scanning one token */ } /* end of yylex */ /* yy_get_next_buffer - try to read in a new buffer * * Returns a code representing an action: * EOB_ACT_LAST_MATCH - * EOB_ACT_CONTINUE_SCAN - continue scanning from current position * EOB_ACT_END_OF_FILE - end of file */ static int yy_get_next_buffer (void) { register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; register char *source = (yytext_ptr); register int number_to_move, i; int ret_val; if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) YY_FATAL_ERROR( "fatal flex scanner internal error--end of buffer missed" ); if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) { /* Don't try to fill the buffer, so this is an EOF. */ if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) { /* We matched a single character, the EOB, so * treat this as a final EOF. */ return EOB_ACT_END_OF_FILE; } else { /* We matched some text prior to the EOB, first * process it. */ return EOB_ACT_LAST_MATCH; } } /* Try to read more data. */ /* First move last chars to start of buffer. */ number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) /* don't do the read, it's not guaranteed to return an EOF, * just force an EOF */ YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; else { int num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) { /* Not enough room in the buffer - grow it. */ 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 >= 85 ) 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 >= 85 ) 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 == 84); if ( ! yy_is_jam ) *(yy_state_ptr)++ = yy_current_state; return yy_is_jam ? 0 : yy_current_state; } #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 297 "lex.l" int yywrap () { return context_pop (); } void begin_def (void) { BEGIN (DEF); } void end_def (void) { BEGIN (INITIAL); } static ssize_t read_input (char *buf, size_t size) { if (interactive) { if (YY_AT_BOL ()) print_prompt (); if (fgets (buf, size, yyin) == NULL) return 0; return strlen (buf); } return fread (buf, 1, size, yyin); } struct strseg { struct strseg *next; int len; char ptr[1]; }; static struct strseg *strseg_head, *strseg_tail; void string_begin (void) { strseg_head = strseg_tail = NULL; } void strseg_attach (struct strseg *seg) { seg->next = NULL; if (strseg_tail) strseg_tail->next = seg; else strseg_head = seg; strseg_tail = seg; } void string_add (const char *s, int l) { struct strseg *seg = emalloc (sizeof (*seg) + l); memcpy (seg->ptr, s, l); seg->len = l; strseg_attach (seg); } void string_addc (int c) { struct strseg *seg = emalloc (sizeof (*seg)); seg->ptr[0] = c; seg->len = 1; strseg_attach (seg); } char * string_end (void) { int len = 1; struct strseg *seg; char *ret, *p; for (seg = strseg_head; seg; seg = seg->next) len += seg->len; ret = emalloc (len); p = ret; for (seg = strseg_head; seg; ) { struct strseg *next = seg->next; memcpy (p, seg->ptr, seg->len); p += seg->len; free (seg); seg = next; } *p = 0; strseg_head = strseg_tail = NULL; return ret; } static char transtab[] = "\\\\\"\"a\ab\bf\fn\nr\rt\tv\v"; int unescape (int c) { char *p; for (p = transtab; *p; p += 2) { if (*p == c) return p[1]; } return c; } int escape (int c) { char *p; for (p = transtab + sizeof (transtab) - 2; p > transtab; p -= 2) { if (*p == c) return p[-1]; } return 0; } void vlerror (struct locus *loc, const char *fmt, va_list ap) { if (!interactive) fprintf (stderr, "%s: ", progname); if (initialized && loc && loc->beg.file) { YY_LOCATION_PRINT (stderr, *loc); fprintf (stderr, ": "); } vfprintf (stderr, fmt, ap); fputc ('\n', stderr); } void lerror (struct locus *loc, const char *fmt, ...) { va_list ap; va_start (ap, fmt); vlerror (loc, fmt, ap); va_end (ap); } struct prompt_exp; void pe_file_name (struct prompt_exp *p) { if (file_name) fwrite (file_name, strlen (file_name), 1, stdout); } void pe_program_name (struct prompt_exp *p) { fwrite (progname, strlen (progname), 1, stdout); } void pe_package_name (struct prompt_exp *p) { fwrite (PACKAGE_NAME, sizeof (PACKAGE_NAME) - 1, 1, stdout); } void pe_program_version (struct prompt_exp *p) { fwrite (PACKAGE_VERSION, sizeof (PACKAGE_VERSION) - 1, 1, stdout); } void pe_space (struct prompt_exp *p) { fwrite (" ", 1, 1, stdout); } struct prompt_exp { int ch; void (*fun) (struct prompt_exp *); char *cache; }; struct prompt_exp prompt_exp[] = { { 'f', pe_file_name }, { 'p', pe_program_name }, { 'P', pe_package_name }, { 'v', pe_program_version }, { '_', pe_space }, { 0 } }; static void expand_char (int c) { struct prompt_exp *p; if (c && c != '%') { for (p = prompt_exp; p->ch; p++) { if (c == p->ch) { if (p->cache) free (p->cache); return p->fun (p); } } } putchar ('%'); putchar (c); } char const * psname () { if (YYSTATE == DEF || YYSTATE == MLSTR) return "ps2"; return "ps1"; } void print_prompt () { const char *s; const char *prompt; switch (variable_get (psname (), VART_STRING, (void *) &prompt)) { case VAR_OK: break; case VAR_ERR_NOTSET: return; default: abort (); } for (s = prompt; *s; s++) { if (*s == '%') { if (!*++s) { putchar ('%'); break; } expand_char (*s); } else putchar (*s); } fflush (stdout); }