From 985d092d4d9f6d38c794755c3c64405ef7ec8d35 Mon Sep 17 00:00:00 2001 From: Andy Cedilnik Date: Mon, 17 Oct 2005 16:42:47 -0400 Subject: ENH: Add rudamentary mathematical expression support --- Source/CMakeLists.txt | 18 +- Source/cmCommands.cxx | 2 + Source/cmExprLexer.cxx | 1954 +++++++++++++++++++++++++++++++++++++++++ Source/cmExprLexer.h | 316 +++++++ Source/cmExprLexer.in.l | 104 +++ Source/cmExprParser.cxx | 1428 ++++++++++++++++++++++++++++++ Source/cmExprParser.y | 171 ++++ Source/cmExprParserHelper.cxx | 133 +++ Source/cmExprParserHelper.h | 79 ++ Source/cmExprParserTokens.h | 76 ++ Source/cmMathCommand.cxx | 65 ++ Source/cmMathCommand.h | 80 ++ Source/cmStringCommand.cxx | 2 +- 13 files changed, 4425 insertions(+), 3 deletions(-) create mode 100644 Source/cmExprLexer.cxx create mode 100644 Source/cmExprLexer.h create mode 100644 Source/cmExprLexer.in.l create mode 100644 Source/cmExprParser.cxx create mode 100644 Source/cmExprParser.y create mode 100644 Source/cmExprParserHelper.cxx create mode 100644 Source/cmExprParserHelper.h create mode 100644 Source/cmExprParserTokens.h create mode 100644 Source/cmMathCommand.cxx create mode 100644 Source/cmMathCommand.h (limited to 'Source') diff --git a/Source/CMakeLists.txt b/Source/CMakeLists.txt index 970d11b9a5..db9035dc38 100644 --- a/Source/CMakeLists.txt +++ b/Source/CMakeLists.txt @@ -21,6 +21,7 @@ OPTION(CMAKE_REGENERATE_YACCLEX "Regenerate YACC and LEXX files" OFF) MARK_AS_ADVANCED(CMAKE_REGENERATE_YACCLEX) IF(CMAKE_REGENERATE_YACCLEX) + SET(parsersLexers cmCommandArgument cmExpr) FIND_PROGRAM(YACC_EXECUTABLE NAMES yacc bison PATHS /usr/bin @@ -36,7 +37,7 @@ IF(CMAKE_REGENERATE_YACCLEX) SET(BISON_FLAGS "--yacc") ENDIF(YACC_EXECUTABLE MATCHES "bison") SET(yacc_files) - FOREACH(name cmCommandArgument) + FOREACH(name ${parsersLexers}) SET(src "${CMAKE_CURRENT_SOURCE_DIR}/${name}Parser.y") SET(dst "${CMAKE_CURRENT_BINARY_DIR}/${name}Parser.cxx") SET(hdr "${CMAKE_CURRENT_BINARY_DIR}/${name}ParserTokens.h") @@ -51,7 +52,7 @@ IF(CMAKE_REGENERATE_YACCLEX) ENDIF(YACC_EXECUTABLE) IF(FLEX_EXECUTABLE) SET(lex_files) - FOREACH(name cmCommandArgument) + FOREACH(name ${parsersLexers}) SET(src "${CMAKE_CURRENT_SOURCE_DIR}/${name}Lexer.in.l") SET(dst "${CMAKE_CURRENT_BINARY_DIR}/${name}Lexer.cxx") SET(hdr "${CMAKE_CURRENT_BINARY_DIR}/${name}Lexer.h") @@ -98,6 +99,9 @@ SET(SRCS cmDocumentation.cxx cmDynamicLoader.cxx cmDynamicLoader.h + cmExprLexer.cxx + cmExprParser.cxx + cmExprParserHelper.cxx cmGeneratedFileStream.cxx cmGlob.cxx cmGlobalGenerator.cxx @@ -346,6 +350,16 @@ IF(BUILD_TESTING) --build-makeprogram ${MAKEPROGRAM} --test-command StringFileTest) + ADD_TEST(MathTest ${CMAKE_CTEST_COMMAND} + --build-and-test + "${CMake_SOURCE_DIR}/Tests/MathTest" + "${CMake_BINARY_DIR}/Tests/MathTest" + --build-two-config + --build-generator ${CMAKE_GENERATOR} + --build-project MathTest + --build-makeprogram ${MAKEPROGRAM} + --test-command MathTestExec) + ADD_TEST(TryCompile ${CMAKE_CTEST_COMMAND} --build-and-test "${CMake_SOURCE_DIR}/Tests/TryCompile" diff --git a/Source/cmCommands.cxx b/Source/cmCommands.cxx index 3d1f3061bb..ec989d4eab 100644 --- a/Source/cmCommands.cxx +++ b/Source/cmCommands.cxx @@ -27,6 +27,7 @@ #include "cmIncludeExternalMSProjectCommand.cxx" #include "cmLinkLibrariesCommand.cxx" #include "cmLoadCacheCommand.cxx" +#include "cmMathCommand.cxx" #include "cmOutputRequiredFilesCommand.cxx" #include "cmRemoveCommand.cxx" #include "cmSetDirectoryPropertiesCommand.cxx" @@ -68,6 +69,7 @@ void GetPredefinedCommands(std::list& commands.push_back(new cmLinkLibrariesCommand); commands.push_back(new cmLoadCacheCommand); commands.push_back(new cmLoadCommandCommand); + commands.push_back(new cmMathCommand); commands.push_back(new cmOutputRequiredFilesCommand); commands.push_back(new cmRemoveCommand); commands.push_back(new cmSetDirectoryPropertiesCommand); diff --git a/Source/cmExprLexer.cxx b/Source/cmExprLexer.cxx new file mode 100644 index 0000000000..a039ccc6b7 --- /dev/null +++ b/Source/cmExprLexer.cxx @@ -0,0 +1,1954 @@ +#line 2 "/home/andy/vtk/CMake-bin/Source/cmExprLexer.cxx" + +#line 4 "/home/andy/vtk/CMake-bin/Source/cmExprLexer.cxx" + +#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 31 +#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 +#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 */ + +#if __STDC__ + +#define YY_USE_CONST + +#endif /* __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) + +/* 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 + +int cmExpr_yylex_init (yyscan_t* scanner); + +/* 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 cmExpr_yyrestart(yyin ,yyscanner ) + +#define YY_END_OF_BUFFER_CHAR 0 + +/* Size of default input buffer. */ +#ifndef YY_BUF_SIZE +#define YY_BUF_SIZE 16384 +#endif + +#ifndef YY_TYPEDEF_YY_BUFFER_STATE +#define YY_TYPEDEF_YY_BUFFER_STATE +typedef struct yy_buffer_state *YY_BUFFER_STATE; +#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) + +/* 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 ) + +/* The following is because we cannot portably get our hands on size_t + * (without autoconf's help, which isn't available because we want + * flex-generated scanners to compile on their own). + */ + +#ifndef YY_TYPEDEF_YY_SIZE_T +#define YY_TYPEDEF_YY_SIZE_T +typedef unsigned int 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 cmExpr_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 cmExpr_yyrestart (FILE *input_file ,yyscan_t yyscanner ); +void cmExpr_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner ); +YY_BUFFER_STATE cmExpr_yy_create_buffer (FILE *file,int size ,yyscan_t yyscanner ); +void cmExpr_yy_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner ); +void cmExpr_yy_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner ); +void cmExpr_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner ); +void cmExpr_yypop_buffer_state (yyscan_t yyscanner ); + +static void cmExpr_yyensure_buffer_stack (yyscan_t yyscanner ); +static void cmExpr_yy_load_buffer_state (yyscan_t yyscanner ); +static void cmExpr_yy_init_buffer (YY_BUFFER_STATE b,FILE *file ,yyscan_t yyscanner ); + +#define YY_FLUSH_BUFFER cmExpr_yy_flush_buffer(YY_CURRENT_BUFFER ,yyscanner) + +YY_BUFFER_STATE cmExpr_yy_scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner ); +YY_BUFFER_STATE cmExpr_yy_scan_string (yyconst char *yy_str ,yyscan_t yyscanner ); +YY_BUFFER_STATE cmExpr_yy_scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner ); + +void *cmExpr_yyalloc (yy_size_t ,yyscan_t yyscanner ); +void *cmExpr_yyrealloc (void *,yy_size_t ,yyscan_t yyscanner ); +void cmExpr_yyfree (void * ,yyscan_t yyscanner ); + +#define yy_new_buffer cmExpr_yy_create_buffer + +#define yy_set_interactive(is_interactive) \ + { \ + if ( ! YY_CURRENT_BUFFER ){ \ + cmExpr_yyensure_buffer_stack (yyscanner); \ + YY_CURRENT_BUFFER_LVALUE = \ + cmExpr_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 ){\ + cmExpr_yyensure_buffer_stack (yyscanner); \ + YY_CURRENT_BUFFER_LVALUE = \ + cmExpr_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 cmExpr_yywrap(n) 1 +#define YY_SKIP_YYWRAP + +typedef unsigned char 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 yy_fatal_error (yyconst 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 = (size_t) (yy_cp - yy_bp); \ + yyg->yy_hold_char = *yy_cp; \ + *yy_cp = '\0'; \ + yyg->yy_c_buf_p = yy_cp; + +#define YY_NUM_RULES 15 +#define YY_END_OF_BUFFER 16 +/* This struct is not used in this scanner, + but its presence is necessary. */ +struct yy_trans_info + { + flex_int32_t yy_verify; + flex_int32_t yy_nxt; + }; +static yyconst flex_int16_t yy_accept[23] = + { 0, + 0, 0, 16, 15, 6, 8, 13, 14, 4, 2, + 3, 5, 1, 15, 15, 9, 7, 10, 1, 11, + 12, 0 + } ; + +static yyconst flex_int32_t yy_ec[256] = + { 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 2, 3, 1, 4, + 5, 6, 7, 1, 8, 1, 9, 10, 10, 10, + 10, 10, 10, 10, 10, 10, 10, 1, 1, 11, + 1, 12, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 13, 1, 1, 1, 1, 1, 1, + + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 14, 1, 15, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 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[16] = + { 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1 + } ; + +static yyconst flex_int16_t yy_base[23] = + { 0, + 0, 0, 20, 21, 21, 21, 21, 21, 21, 21, + 21, 21, 9, 7, 5, 21, 21, 21, 6, 21, + 21, 21 + } ; + +static yyconst flex_int16_t yy_def[23] = + { 0, + 22, 1, 22, 22, 22, 22, 22, 22, 22, 22, + 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, + 22, 0 + } ; + +static yyconst flex_int16_t yy_nxt[37] = + { 0, + 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 21, 20, 19, 22, + 3, 22, 22, 22, 22, 22, 22, 22, 22, 22, + 22, 22, 22, 22, 22, 22 + } ; + +static yyconst flex_int16_t yy_chk[37] = + { 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 19, 15, 14, 13, 3, + 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, + 22, 22, 22, 22, 22, 22 + } ; + +/* 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 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +#line 2 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +/* + +This file must be translated to C and modified to build everywhere. + +Run flex like this: + + flex --prefix=cmExpr_yy --header-file=cmExprLexer.h -ocmExprLexer.cxx cmExprLexer.in.l + +Modify cmExprLexer.cxx: + - remove TABs + - remove "yyscanner" argument from these methods: + yy_fatal_error, cmExpr_yyalloc, cmExpr_yyrealloc, cmExpr_yyfree + - remove all YY_BREAK lines occurring right after return statements + - change while ( 1 ) to for(;;) + +Modify cmExprLexer.h: + - remove TABs + - remove the yy_init_globals function + - remove the block that includes unistd.h + - remove #line directives (avoids bogus warning on old Sun) + +*/ + +#include "cmExprParserHelper.h" + +/* Disable some warnings. */ +#if defined(_MSC_VER) +# pragma warning ( disable : 4127 ) +# pragma warning ( disable : 4131 ) +# pragma warning ( disable : 4244 ) +# pragma warning ( disable : 4251 ) +# pragma warning ( disable : 4267 ) +# pragma warning ( disable : 4305 ) +# pragma warning ( disable : 4309 ) +# pragma warning ( disable : 4706 ) +# pragma warning ( disable : 4786 ) +#endif + +/* Disable features we do not need. */ +#define YY_NEVER_INTERACTIVE 1 +#undef ECHO /* SGI termios defines this differently. */ +#define ECHO + +/* Replace the lexer input function. */ +#undef YY_INPUT +#define YY_INPUT(buf, result, max_size) \ + { result = yyextra->LexInput(buf, max_size); } + +/* Include the set of tokens from the parser. */ +#include "cmExprParserTokens.h" + + +#if defined( _WIN32 ) && !defined( __CYGWIN__ ) +/* Handle Windows properly */ +# include +# if defined( _MSC_VER ) +# define isatty _isatty +# endif +# define YY_NO_UNISTD_H 1 +#endif + +/*--------------------------------------------------------------------------*/ +#line 518 "/home/andy/vtk/CMake-bin/Source/cmExprLexer.cxx" + +#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 + +#ifndef YY_EXTRA_TYPE +#define YY_EXTRA_TYPE void * +#endif + +/* 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 */ + +/* Accessor methods to globals. + These are made visible to non-reentrant scanners for convenience. */ + +int cmExpr_yylex_destroy (yyscan_t yyscanner ); + +int cmExpr_yyget_debug (yyscan_t yyscanner ); + +void cmExpr_yyset_debug (int debug_flag ,yyscan_t yyscanner ); + +YY_EXTRA_TYPE cmExpr_yyget_extra (yyscan_t yyscanner ); + +void cmExpr_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner ); + +FILE *cmExpr_yyget_in (yyscan_t yyscanner ); + +void cmExpr_yyset_in (FILE * in_str ,yyscan_t yyscanner ); + +FILE *cmExpr_yyget_out (yyscan_t yyscanner ); + +void cmExpr_yyset_out (FILE * out_str ,yyscan_t yyscanner ); + +int cmExpr_yyget_leng (yyscan_t yyscanner ); + +char *cmExpr_yyget_text (yyscan_t yyscanner ); + +int cmExpr_yyget_lineno (yyscan_t yyscanner ); + +void cmExpr_yyset_lineno (int line_number ,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 cmExpr_yywrap (yyscan_t yyscanner ); +#else +extern int cmExpr_yywrap (yyscan_t yyscanner ); +#endif +#endif + +#ifndef yytext_ptr +static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner); +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst 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 +#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 (void) 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 = '*'; \ + size_t 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 , 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 cmExpr_yylex (yyscan_t yyscanner); + +#define YY_DECL int cmExpr_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 break; +#endif + +#define YY_RULE_SETUP \ + YY_USER_ACTION + +/** The main scanner function which does all the work. + */ +YY_DECL +{ + register yy_state_type yy_current_state; + register char *yy_cp, *yy_bp; + register int yy_act; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + +#line 86 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" + + +#line 736 "/home/andy/vtk/CMake-bin/Source/cmExprLexer.cxx" + + if ( yyg->yy_init ) + { + yyg->yy_init = 0; + +#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 ) { + cmExpr_yyensure_buffer_stack (yyscanner); + YY_CURRENT_BUFFER_LVALUE = + cmExpr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); + } + + cmExpr_yy_load_buffer_state(yyscanner ); + } + + for(;;) /* 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 + { + register 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 >= 23 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + ++yy_cp; + } + while ( yy_base[yy_current_state] != 21 ); + +yy_find_action: + yy_act = yy_accept[yy_current_state]; + if ( yy_act == 0 ) + { /* have to back up */ + yy_cp = yyg->yy_last_accepting_cpos; + yy_current_state = yyg->yy_last_accepting_state; + yy_act = yy_accept[yy_current_state]; + } + + YY_DO_BEFORE_ACTION; + +do_action: /* This label is used only to access EOF actions. */ + + switch ( yy_act ) + { /* beginning of action switch */ + case 0: /* must back up */ + /* undo the effects of YY_DO_BEFORE_ACTION */ + *yy_cp = 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 88 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ yylvalp->Number = atoi(yytext); return exp_NUMBER; } +case 2: +YY_RULE_SETUP +#line 90 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_PLUS; } +case 3: +YY_RULE_SETUP +#line 91 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_MINUS; } +case 4: +YY_RULE_SETUP +#line 92 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_TIMES; } +case 5: +YY_RULE_SETUP +#line 93 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_DIVIDE; } +case 6: +YY_RULE_SETUP +#line 94 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_MOD; } +case 7: +YY_RULE_SETUP +#line 95 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_OR; } +case 8: +YY_RULE_SETUP +#line 96 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_AND; } +case 9: +YY_RULE_SETUP +#line 97 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_XOR; } +case 10: +YY_RULE_SETUP +#line 98 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_NOT; } +case 11: +YY_RULE_SETUP +#line 99 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_SHIFTLEFT; } +case 12: +YY_RULE_SETUP +#line 100 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_SHIFTRIGHT; } +case 13: +YY_RULE_SETUP +#line 101 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_OPENPARENT; } +case 14: +YY_RULE_SETUP +#line 102 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +{ return exp_CLOSEPARENT; } +case 15: +YY_RULE_SETUP +#line 104 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" +ECHO; + YY_BREAK +#line 894 "/home/andy/vtk/CMake-bin/Source/cmExprLexer.cxx" +case YY_STATE_EOF(INITIAL): + yyterminate(); + + 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 + * cmExpr_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_c_buf_p; + 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 ( cmExpr_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 cmExpr_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; + register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; + register char *source = yyg->yytext_ptr; + register 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 + { + size_t num_to_read = + YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; + + while ( num_to_read <= 0 ) + { /* Not enough room in the buffer - grow it. */ + + /* just a shorter name for the current buffer */ + YY_BUFFER_STATE b = YY_CURRENT_BUFFER; + + int yy_c_buf_p_offset = + (int) (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. */ + cmExpr_yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ,yyscanner ); + } + else + /* Can't grow it, we don't own it. */ + b->yy_ch_buf = 0; + + if ( ! b->yy_ch_buf ) + YY_FATAL_ERROR( + "fatal error - scanner input buffer overflow" ); + + 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; + cmExpr_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; + + 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) +{ + register yy_state_type yy_current_state; + register 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 ) + { + register 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 >= 23 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + } + + return yy_current_state; +} + +/* yy_try_NUL_trans - try to make a transition on the NUL character + * + * synopsis + * next_state = yy_try_NUL_trans( current_state ); + */ + static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yyscan_t yyscanner) +{ + register int yy_is_jam; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + register char *yy_cp = yyg->yy_c_buf_p; + + register 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 >= 23 ) + 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 == 22); + + return yy_is_jam ? 0 : yy_current_state; +} + +#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 = 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. */ + cmExpr_yyrestart(yyin ,yyscanner); + + /*FALLTHROUGH*/ + + case EOB_ACT_END_OF_FILE: + { + if ( cmExpr_yywrap(yyscanner ) ) + return EOF; + + 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 cmExpr_yyrestart (FILE * input_file , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + if ( ! YY_CURRENT_BUFFER ){ + cmExpr_yyensure_buffer_stack (yyscanner); + YY_CURRENT_BUFFER_LVALUE = + cmExpr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); + } + + cmExpr_yy_init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner); + cmExpr_yy_load_buffer_state(yyscanner ); +} + +/** Switch to a different input buffer. + * @param new_buffer The new input buffer. + * @param yyscanner The scanner object. + */ + void cmExpr_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 + * cmExpr_yypop_buffer_state(); + * cmExpr_yypush_buffer_state(new_buffer); + */ + cmExpr_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; + cmExpr_yy_load_buffer_state(yyscanner ); + + /* We don't actually know whether we did this switch during + * EOF (cmExpr_yywrap()) processing, but the only time this flag + * is looked at is after cmExpr_yywrap() is called, so it's safe + * to go ahead and always set it. + */ + yyg->yy_did_buffer_switch_on_eof = 1; +} + +static void cmExpr_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 cmExpr_yy_create_buffer (FILE * file, int size , yyscan_t yyscanner) +{ + YY_BUFFER_STATE b; + + b = (YY_BUFFER_STATE) cmExpr_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner ); + if ( ! b ) + YY_FATAL_ERROR( "out of dynamic memory in cmExpr_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 *) cmExpr_yyalloc(b->yy_buf_size + 2 ,yyscanner ); + if ( ! b->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in cmExpr_yy_create_buffer()" ); + + b->yy_is_our_buffer = 1; + + cmExpr_yy_init_buffer(b,file ,yyscanner); + + return b; +} + +/** Destroy the buffer. + * @param b a buffer created with cmExpr_yy_create_buffer() + * @param yyscanner The scanner object. + */ + void cmExpr_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 ) + cmExpr_yyfree((void *) b->yy_ch_buf ,yyscanner ); + + cmExpr_yyfree((void *) b ,yyscanner ); +} + +#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 cmExpr_yyrestart() or at EOF. + */ + static void cmExpr_yy_init_buffer (YY_BUFFER_STATE b, FILE * file , yyscan_t yyscanner) + +{ + int oerrno = errno; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + cmExpr_yy_flush_buffer(b ,yyscanner); + + b->yy_input_file = file; + b->yy_fill_buffer = 1; + + /* If b is the current buffer, then cmExpr_yy_init_buffer was _probably_ + * called from cmExpr_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 cmExpr_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 ) + cmExpr_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 cmExpr_yypush_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + if (new_buffer == NULL) + return; + + cmExpr_yyensure_buffer_stack(yyscanner); + + /* This block is copied from cmExpr_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 cmExpr_yy_switch_to_buffer. */ + cmExpr_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 cmExpr_yypop_buffer_state (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + if (!YY_CURRENT_BUFFER) + return; + + cmExpr_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) { + cmExpr_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 cmExpr_yyensure_buffer_stack (yyscan_t yyscanner) +{ + int 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; + yyg->yy_buffer_stack = (struct yy_buffer_state**)cmExpr_yyalloc + (num_to_alloc * sizeof(struct yy_buffer_state*) + , yyscanner); + + 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. */ + int grow_size = 8 /* arbitrary grow size */; + + num_to_alloc = yyg->yy_buffer_stack_max + grow_size; + yyg->yy_buffer_stack = (struct yy_buffer_state**)cmExpr_yyrealloc + (yyg->yy_buffer_stack, + num_to_alloc * sizeof(struct yy_buffer_state*) + , yyscanner); + + /* 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 cmExpr_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 0; + + b = (YY_BUFFER_STATE) cmExpr_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner ); + if ( ! b ) + YY_FATAL_ERROR( "out of dynamic memory in cmExpr_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; + + cmExpr_yy_switch_to_buffer(b ,yyscanner ); + + return b; +} + +/** Setup the input buffer state to scan a string. The next call to cmExpr_yylex() will + * scan from a @e copy of @a str. + * @param str a NUL-terminated string to scan + * @param yy_str 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 + * cmExpr_yy_scan_bytes() instead. + */ +YY_BUFFER_STATE cmExpr_yy_scan_string (yyconst char * yy_str , yyscan_t yyscanner) +{ + + return cmExpr_yy_scan_bytes(yy_str,strlen(yy_str) ,yyscanner); +} + +/** Setup the input buffer state to scan the given bytes. The next call to cmExpr_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. + * @param yyscanner The scanner object. + * @return the newly allocated buffer state object. + */ +YY_BUFFER_STATE cmExpr_yy_scan_bytes (yyconst char * bytes, int 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 = len + 2; + buf = (char *) cmExpr_yyalloc(n ,yyscanner ); + if ( ! buf ) + YY_FATAL_ERROR( "out of dynamic memory in cmExpr_yy_scan_bytes()" ); + + for ( i = 0; i < len; ++i ) + buf[i] = bytes[i]; + + buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR; + + b = cmExpr_yy_scan_buffer(buf,n ,yyscanner); + if ( ! b ) + YY_FATAL_ERROR( "bad buffer in cmExpr_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 , yyscan_t) +{ + (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] = 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 cmExpr_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 cmExpr_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 cmExpr_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 *cmExpr_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 *cmExpr_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 cmExpr_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 *cmExpr_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 cmExpr_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 + * @param yyscanner The scanner object. + */ +void cmExpr_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( "cmExpr_yyset_lineno called with no buffer" , yyscanner); + + yylineno = line_number; +} + +/** Set the current column. + * @param line_number + * @param yyscanner The scanner object. + */ +void cmExpr_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( "cmExpr_yyset_column called with no buffer" , yyscanner); + + 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 cmExpr_yy_switch_to_buffer + */ +void cmExpr_yyset_in (FILE * in_str , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yyin = in_str ; +} + +void cmExpr_yyset_out (FILE * out_str , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yyout = out_str ; +} + +int cmExpr_yyget_debug (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yy_flex_debug; +} + +void cmExpr_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 */ + +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 once per scanner lifetime. */ + + yyg->yy_buffer_stack = 0; + yyg->yy_buffer_stack_top = 0; + yyg->yy_buffer_stack_max = 0; + yyg->yy_c_buf_p = (char *) 0; + yyg->yy_init = 1; + yyg->yy_start = 0; + yyg->yy_start_stack_ptr = 0; + yyg->yy_start_stack_depth = 0; + yyg->yy_start_stack = (int *) 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 + * cmExpr_yylex_init() + */ + return 0; +} + +/* User-visible API */ + +/* cmExpr_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 cmExpr_yylex_init(yyscan_t* ptr_yy_globals) + +{ + if (ptr_yy_globals == NULL){ + errno = EINVAL; + return 1; + } + + *ptr_yy_globals = (yyscan_t) cmExpr_yyalloc ( sizeof( struct yyguts_t ), NULL ); + + if (*ptr_yy_globals == NULL){ + errno = ENOMEM; + return 1; + } + + memset(*ptr_yy_globals,0,sizeof(struct yyguts_t)); + + return yy_init_globals ( *ptr_yy_globals ); +} + +/* cmExpr_yylex_destroy is for both reentrant and non-reentrant scanners. */ +int cmExpr_yylex_destroy (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + /* Pop the buffer stack, destroying each element. */ + while(YY_CURRENT_BUFFER){ + cmExpr_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner ); + YY_CURRENT_BUFFER_LVALUE = NULL; + cmExpr_yypop_buffer_state(yyscanner); + } + + /* Destroy the stack itself. */ + cmExpr_yyfree(yyg->yy_buffer_stack ,yyscanner); + yyg->yy_buffer_stack = NULL; + + /* Destroy the start condition stack. */ + cmExpr_yyfree(yyg->yy_start_stack ,yyscanner ); + yyg->yy_start_stack = NULL; + + /* Destroy the main struct (reentrant only). */ + cmExpr_yyfree ( yyscanner , yyscanner ); + return 0; +} + +/* + * Internal utility routines. + */ + +#ifndef yytext_ptr +static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t yyscanner) +{ + register int i; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + for ( i = 0; i < n; ++i ) + s1[i] = s2[i]; +} +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * s , yyscan_t yyscanner) +{ + register int n; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + for ( n = 0; s[n]; ++n ) + ; + + return n; +} +#endif + +void *cmExpr_yyalloc (yy_size_t size , yyscan_t) +{ + return (void *) malloc( size ); +} + +void *cmExpr_yyrealloc (void * ptr, yy_size_t size , yyscan_t) +{ + /* 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 cmExpr_yyfree (void * ptr , yyscan_t) +{ + free( (char *) ptr ); /* see cmExpr_yyrealloc() for (char *) cast */ +} + +#define YYTABLES_NAME "yytables" + +#undef YY_NEW_FILE +#undef YY_FLUSH_BUFFER +#undef yy_set_bol +#undef yy_new_buffer +#undef yy_set_interactive +#undef yytext_ptr +#undef YY_DO_BEFORE_ACTION + +#ifdef YY_DECL_IS_OURS +#undef YY_DECL_IS_OURS +#undef YY_DECL +#endif +#line 104 "/home/andy/vtk/CMake/Source/cmExprLexer.in.l" + + + diff --git a/Source/cmExprLexer.h b/Source/cmExprLexer.h new file mode 100644 index 0000000000..ce20bfd4e9 --- /dev/null +++ b/Source/cmExprLexer.h @@ -0,0 +1,316 @@ +#ifndef cmExpr_yyHEADER_H +#define cmExpr_yyHEADER_H 1 +#define cmExpr_yyIN_HEADER 1 + + + + + +#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 31 +#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 +#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 */ + +#if __STDC__ + +#define YY_USE_CONST + +#endif /* __STDC__ */ +#endif /* ! __cplusplus */ + +#ifdef YY_USE_CONST +#define yyconst const +#else +#define yyconst +#endif + +/* 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 + +int cmExpr_yylex_init (yyscan_t* scanner); + +#ifndef YY_TYPEDEF_YY_BUFFER_STATE +#define YY_TYPEDEF_YY_BUFFER_STATE +typedef struct yy_buffer_state *YY_BUFFER_STATE; +#endif + +/* The following is because we cannot portably get our hands on size_t + * (without autoconf's help, which isn't available because we want + * flex-generated scanners to compile on their own). + */ + +#ifndef YY_TYPEDEF_YY_SIZE_T +#define YY_TYPEDEF_YY_SIZE_T +typedef unsigned int 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; + + }; +#endif /* !YY_STRUCT_YY_BUFFER_STATE */ + +void cmExpr_yyrestart (FILE *input_file ,yyscan_t yyscanner ); +void cmExpr_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner ); +YY_BUFFER_STATE cmExpr_yy_create_buffer (FILE *file,int size ,yyscan_t yyscanner ); +void cmExpr_yy_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner ); +void cmExpr_yy_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner ); +void cmExpr_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner ); +void cmExpr_yypop_buffer_state (yyscan_t yyscanner ); + +YY_BUFFER_STATE cmExpr_yy_scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner ); +YY_BUFFER_STATE cmExpr_yy_scan_string (yyconst char *yy_str ,yyscan_t yyscanner ); +YY_BUFFER_STATE cmExpr_yy_scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner ); + +void *cmExpr_yyalloc (yy_size_t ,yyscan_t yyscanner ); +void *cmExpr_yyrealloc (void *,yy_size_t ,yyscan_t yyscanner ); +void cmExpr_yyfree (void * ,yyscan_t yyscanner ); + +/* Begin user sect3 */ + +#define cmExpr_yywrap(n) 1 +#define YY_SKIP_YYWRAP + +#define yytext_ptr yytext_r + +#ifdef YY_HEADER_EXPORT_START_CONDITIONS +#define INITIAL 0 + +#endif + +#ifndef YY_EXTRA_TYPE +#define YY_EXTRA_TYPE void * +#endif + +/* Accessor methods to globals. + These are made visible to non-reentrant scanners for convenience. */ + +int cmExpr_yylex_destroy (yyscan_t yyscanner ); + +int cmExpr_yyget_debug (yyscan_t yyscanner ); + +void cmExpr_yyset_debug (int debug_flag ,yyscan_t yyscanner ); + +YY_EXTRA_TYPE cmExpr_yyget_extra (yyscan_t yyscanner ); + +void cmExpr_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner ); + +FILE *cmExpr_yyget_in (yyscan_t yyscanner ); + +void cmExpr_yyset_in (FILE * in_str ,yyscan_t yyscanner ); + +FILE *cmExpr_yyget_out (yyscan_t yyscanner ); + +void cmExpr_yyset_out (FILE * out_str ,yyscan_t yyscanner ); + +int cmExpr_yyget_leng (yyscan_t yyscanner ); + +char *cmExpr_yyget_text (yyscan_t yyscanner ); + +int cmExpr_yyget_lineno (yyscan_t yyscanner ); + +void cmExpr_yyset_lineno (int line_number ,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 cmExpr_yywrap (yyscan_t yyscanner ); +#else +extern int cmExpr_yywrap (yyscan_t yyscanner ); +#endif +#endif + +#ifndef yytext_ptr +static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner); +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner); +#endif + +#ifndef YY_NO_INPUT + +#endif + +/* Amount of stuff to slurp up with each read. */ +#ifndef YY_READ_BUF_SIZE +#define YY_READ_BUF_SIZE 8192 +#endif + +/* Number of entries by which start-condition stack grows. */ +#ifndef YY_START_STACK_INCR +#define YY_START_STACK_INCR 25 +#endif + +/* 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 cmExpr_yylex (yyscan_t yyscanner); + +#define YY_DECL int cmExpr_yylex (yyscan_t yyscanner) +#endif /* !YY_DECL */ + +/* yy_get_previous_state - get the state just before the EOB char was reached */ + +#undef YY_NEW_FILE +#undef YY_FLUSH_BUFFER +#undef yy_set_bol +#undef yy_new_buffer +#undef yy_set_interactive +#undef yytext_ptr +#undef YY_DO_BEFORE_ACTION + +#ifdef YY_DECL_IS_OURS +#undef YY_DECL_IS_OURS +#undef YY_DECL +#endif + + + + +#undef cmExpr_yyIN_HEADER +#endif /* cmExpr_yyHEADER_H */ diff --git a/Source/cmExprLexer.in.l b/Source/cmExprLexer.in.l new file mode 100644 index 0000000000..7e6b6cd260 --- /dev/null +++ b/Source/cmExprLexer.in.l @@ -0,0 +1,104 @@ +%{ +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +/* + +This file must be translated to C and modified to build everywhere. + +Run flex like this: + + flex --prefix=cmExpr_yy --header-file=cmExprLexer.h -ocmExprLexer.cxx cmExprLexer.in.l + +Modify cmExprLexer.cxx: + - remove TABs + - remove "yyscanner" argument from these methods: + yy_fatal_error, yyalloc, yyrealloc, yyfree + - remove all YY_BREAK lines occurring right after return statements + - change while ( 1 ) to for(;;) + +Modify cmExprLexer.h: + - remove TABs + - remove the yy_init_globals function + - remove the block that includes unistd.h + - remove #line directives (avoids bogus warning on old Sun) + +*/ + +#include "cmExprParserHelper.h" + +/* Disable some warnings. */ +#if defined(_MSC_VER) +# pragma warning ( disable : 4127 ) +# pragma warning ( disable : 4131 ) +# pragma warning ( disable : 4244 ) +# pragma warning ( disable : 4251 ) +# pragma warning ( disable : 4267 ) +# pragma warning ( disable : 4305 ) +# pragma warning ( disable : 4309 ) +# pragma warning ( disable : 4706 ) +# pragma warning ( disable : 4786 ) +#endif + +/* Disable features we do not need. */ +#define YY_NEVER_INTERACTIVE 1 +#undef ECHO /* SGI termios defines this differently. */ +#define ECHO + +/* Replace the lexer input function. */ +#undef YY_INPUT +#define YY_INPUT(buf, result, max_size) \ + { result = yyextra->LexInput(buf, max_size); } + +/* Include the set of tokens from the parser. */ +#include "cmExprParserTokens.h" + + +#if defined( _WIN32 ) && !defined( __CYGWIN__ ) +/* Handle Windows properly */ +# include +# if defined( _MSC_VER ) +# define isatty _isatty +# endif +# define YY_NO_UNISTD_H 1 +#endif + +/*--------------------------------------------------------------------------*/ +%} + +%option reentrant +%option noyywrap +%pointer + +%% + +[0-9][0-9]* { yylvalp->Number = atoi(yytext); return exp_NUMBER; } + +"+" { return exp_PLUS; } +"-" { return exp_MINUS; } +"*" { return exp_TIMES; } +"/" { return exp_DIVIDE; } +"%" { return exp_MOD; } +"\|" { return exp_OR; } +"&" { return exp_AND; } +"^" { return exp_XOR; } +"~" { return exp_NOT; } +"<<" { return exp_SHIFTLEFT; } +">>" { return exp_SHIFTRIGHT; } +"(" { return exp_OPENPARENT; } +")" { return exp_CLOSEPARENT; } + +%% diff --git a/Source/cmExprParser.cxx b/Source/cmExprParser.cxx new file mode 100644 index 0000000000..00b9c5eb73 --- /dev/null +++ b/Source/cmExprParser.cxx @@ -0,0 +1,1428 @@ +/* A Bison parser, made by GNU Bison 1.875d. */ + +/* Skeleton parser for Yacc-like parsing with Bison, + Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* As a special exception, when this file is copied by Bison into a + Bison output file, you may use that output file without restriction. + This special exception was added by the Free Software Foundation + in version 1.24 of Bison. */ + +/* Written by Richard Stallman by simplifying the original so called + ``semantic'' parser. */ + +/* All symbols defined below should begin with yy or YY, to avoid + infringing on user name space. This should be done even for local + variables, as they might otherwise be expanded by user macros. + There are some unavoidable exceptions within include files to + define necessary library symbols; they are noted "INFRINGES ON + USER NAME SPACE" below. */ + +/* Identify Bison output. */ +#define YYBISON 1 + +/* Skeleton name. */ +#define YYSKELETON_NAME "yacc.c" + +/* Pure parsers. */ +#define YYPURE 1 + +/* Using locations. */ +#define YYLSP_NEEDED 0 + +/* If NAME_PREFIX is specified substitute the variables and functions + names. */ +#define yyparse cmExpr_yyparse +#define yylex cmExpr_yylex +#define yyerror cmExpr_yyerror +#define yylval cmExpr_yylval +#define yychar cmExpr_yychar +#define yydebug cmExpr_yydebug +#define yynerrs cmExpr_yynerrs + + +/* Tokens. */ +#ifndef YYTOKENTYPE +# define YYTOKENTYPE + /* Put the tokens into the symbol table, so that GDB and other debuggers + know about them. */ + enum yytokentype { + exp_PLUS = 258, + exp_MINUS = 259, + exp_TIMES = 260, + exp_DIVIDE = 261, + exp_MOD = 262, + exp_SHIFTLEFT = 263, + exp_SHIFTRIGHT = 264, + exp_OPENPARENT = 265, + exp_CLOSEPARENT = 266, + exp_OR = 267, + exp_AND = 268, + exp_XOR = 269, + exp_NOT = 270, + exp_NUMBER = 271 + }; +#endif +#define exp_PLUS 258 +#define exp_MINUS 259 +#define exp_TIMES 260 +#define exp_DIVIDE 261 +#define exp_MOD 262 +#define exp_SHIFTLEFT 263 +#define exp_SHIFTRIGHT 264 +#define exp_OPENPARENT 265 +#define exp_CLOSEPARENT 266 +#define exp_OR 267 +#define exp_AND 268 +#define exp_XOR 269 +#define exp_NOT 270 +#define exp_NUMBER 271 + + + + +/* Copy the first part of user declarations. */ +#line 1 "/home/andy/vtk/CMake/Source/cmExprParser.y" + +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +/* + +This file must be translated to C and modified to build everywhere. + +Run bison like this: + + bison --yacc --name-prefix=cmExpr_yy --defines=cmExprParserTokens.h -ocmExprParser.cxx cmExprParser.y + +Modify cmExprParser.cxx: + - remove TABs + - add __HP_aCC to the #if test for yyerrorlab warning suppression + +*/ + +/* Configure the parser to use a lexer object. */ +#define YYPARSE_PARAM yyscanner +#define YYLEX_PARAM yyscanner +#define YYERROR_VERBOSE 1 +#define cmExpr_yyerror(x) \ + cmExprError(yyscanner, x) +#define yyGetParser (cmExpr_yyget_extra(yyscanner)) + +/*-------------------------------------------------------------------------*/ +#include "cmExprParserHelper.h" /* Interface to parser object. */ +#include "cmExprLexer.h" /* Interface to lexer object. */ +#include "cmExprParserTokens.h" /* Need YYSTYPE for YY_DECL. */ + +#include + +/* Forward declare the lexer entry point. */ +YY_DECL; + +/* Internal utility functions. */ +static void cmExprError(yyscan_t yyscanner, const char* message); + +#define YYDEBUG 1 +//#define YYMAXDEPTH 100000 +//#define YYINITDEPTH 10000 + + +/* Disable some warnings in the generated code. */ +#ifdef __BORLANDC__ +# pragma warn -8004 /* Variable assigned a value that is not used. */ +#endif +#ifdef _MSC_VER +# pragma warning (disable: 4102) /* Unused goto label. */ +# pragma warning (disable: 4065) /* Switch statement contains default but no case. */ +#endif + + +/* Enabling traces. */ +#ifndef YYDEBUG +# define YYDEBUG 0 +#endif + +/* Enabling verbose error messages. */ +#ifdef YYERROR_VERBOSE +# undef YYERROR_VERBOSE +# define YYERROR_VERBOSE 1 +#else +# define YYERROR_VERBOSE 0 +#endif + +#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED) +typedef int YYSTYPE; +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 1 +# define YYSTYPE_IS_TRIVIAL 1 +#endif + + + +/* Copy the second part of user declarations. */ + + +/* Line 214 of yacc.c. */ +#line 195 "/home/andy/vtk/CMake-bin/Source/cmExprParser.cxx" + +#if ! defined (yyoverflow) || YYERROR_VERBOSE + +# ifndef YYFREE +# define YYFREE free +# endif +# ifndef YYMALLOC +# define YYMALLOC malloc +# endif + +/* The parser invokes alloca or malloc; define the necessary symbols. */ + +# ifdef YYSTACK_USE_ALLOCA +# if YYSTACK_USE_ALLOCA +# define YYSTACK_ALLOC alloca +# endif +# else +# if defined (alloca) || defined (_ALLOCA_H) +# define YYSTACK_ALLOC alloca +# else +# ifdef __GNUC__ +# define YYSTACK_ALLOC __builtin_alloca +# endif +# endif +# endif + +# ifdef YYSTACK_ALLOC + /* Pacify GCC's `empty if-body' warning. */ +# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0) +# else +# if defined (__STDC__) || defined (__cplusplus) +# include /* INFRINGES ON USER NAME SPACE */ +# define YYSIZE_T size_t +# endif +# define YYSTACK_ALLOC YYMALLOC +# define YYSTACK_FREE YYFREE +# endif +#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */ + + +#if (! defined (yyoverflow) \ + && (! defined (__cplusplus) \ + || (defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL))) + +/* A type that is properly aligned for any stack member. */ +union yyalloc +{ + short int yyss; + YYSTYPE yyvs; + }; + +/* The size of the maximum gap between one aligned stack and the next. */ +# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1) + +/* The size of an array large to enough to hold all stacks, each with + N elements. */ +# define YYSTACK_BYTES(N) \ + ((N) * (sizeof (short int) + sizeof (YYSTYPE)) \ + + YYSTACK_GAP_MAXIMUM) + +/* Copy COUNT objects from FROM to TO. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined (__GNUC__) && 1 < __GNUC__ +# define YYCOPY(To, From, Count) \ + __builtin_memcpy (To, From, (Count) * sizeof (*(From))) +# else +# define YYCOPY(To, From, Count) \ + do \ + { \ + register YYSIZE_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (To)[yyi] = (From)[yyi]; \ + } \ + while (0) +# endif +# endif + +/* Relocate STACK from its old location to the new one. The + local variables YYSIZE and YYSTACKSIZE give the old and new number of + elements in the stack, and YYPTR gives the new location of the + stack. Advance YYPTR to a properly aligned location for the next + stack. */ +# define YYSTACK_RELOCATE(Stack) \ + do \ + { \ + YYSIZE_T yynewbytes; \ + YYCOPY (&yyptr->Stack, Stack, yysize); \ + Stack = &yyptr->Stack; \ + yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \ + yyptr += yynewbytes / sizeof (*yyptr); \ + } \ + while (0) + +#endif + +#if defined (__STDC__) || defined (__cplusplus) + typedef signed char yysigned_char; +#else + typedef short int yysigned_char; +#endif + +/* YYFINAL -- State number of the termination state. */ +#define YYFINAL 12 +/* YYLAST -- Last index in YYTABLE. */ +#define YYLAST 25 + +/* YYNTOKENS -- Number of terminals. */ +#define YYNTOKENS 17 +/* YYNNTS -- Number of nonterminals. */ +#define YYNNTS 9 +/* YYNRULES -- Number of rules. */ +#define YYNRULES 20 +/* YYNRULES -- Number of states. */ +#define YYNSTATES 34 + +/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ +#define YYUNDEFTOK 2 +#define YYMAXUTOK 271 + +#define YYTRANSLATE(YYX) \ + ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) + +/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */ +static const unsigned char yytranslate[] = +{ + 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 1, 2, 3, 4, + 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16 +}; + +#if YYDEBUG +/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in + YYRHS. */ +static const unsigned char yyprhs[] = +{ + 0, 0, 3, 5, 7, 11, 13, 17, 19, 23, + 25, 29, 33, 35, 39, 43, 47, 49, 53, 57, + 59 +}; + +/* YYRHS -- A `-1'-separated list of the rules' RHS. */ +static const yysigned_char yyrhs[] = +{ + 18, 0, -1, 19, -1, 20, -1, 19, 12, 20, + -1, 21, -1, 20, 14, 21, -1, 22, -1, 21, + 13, 22, -1, 23, -1, 22, 3, 23, -1, 22, + 4, 23, -1, 24, -1, 23, 5, 24, -1, 23, + 6, 24, -1, 23, 7, 24, -1, 25, -1, 24, + 8, 25, -1, 24, 9, 25, -1, 16, -1, 10, + 19, 11, -1 +}; + +/* YYRLINE[YYN] -- source line where rule number YYN was defined. */ +static const unsigned char yyrline[] = +{ + 0, 94, 94, 100, 103, 107, 110, 114, 117, 121, + 124, 127, 131, 134, 137, 140, 144, 147, 150, 155, + 158 +}; +#endif + +#if YYDEBUG || YYERROR_VERBOSE +/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. + First, the terminals, then, starting at YYNTOKENS, nonterminals. */ +static const char *const yytname[] = +{ + "$end", "error", "$undefined", "exp_PLUS", "exp_MINUS", "exp_TIMES", + "exp_DIVIDE", "exp_MOD", "exp_SHIFTLEFT", "exp_SHIFTRIGHT", + "exp_OPENPARENT", "exp_CLOSEPARENT", "exp_OR", "exp_AND", "exp_XOR", + "exp_NOT", "exp_NUMBER", "$accept", "Start", "exp", "bitwiseor", + "bitwisexor", "bitwiseand", "term", "factor", "shift", 0 +}; +#endif + +# ifdef YYPRINT +/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to + token YYLEX-NUM. */ +static const unsigned short int yytoknum[] = +{ + 0, 256, 257, 258, 259, 260, 261, 262, 263, 264, + 265, 266, 267, 268, 269, 270, 271 +}; +# endif + +/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ +static const unsigned char yyr1[] = +{ + 0, 17, 18, 19, 19, 20, 20, 21, 21, 22, + 22, 22, 23, 23, 23, 23, 24, 24, 24, 25, + 25 +}; + +/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ +static const unsigned char yyr2[] = +{ + 0, 2, 1, 1, 3, 1, 3, 1, 3, 1, + 3, 3, 1, 3, 3, 3, 1, 3, 3, 1, + 3 +}; + +/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state + STATE-NUM when YYTABLE doesn't specify something else to do. Zero + means the default is an error. */ +static const unsigned char yydefact[] = +{ + 0, 0, 19, 0, 2, 3, 5, 7, 9, 12, + 16, 0, 1, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 20, 4, 6, 8, 10, 11, 13, + 14, 15, 17, 18 +}; + +/* YYDEFGOTO[NTERM-NUM]. */ +static const yysigned_char yydefgoto[] = +{ + -1, 3, 4, 5, 6, 7, 8, 9, 10 +}; + +/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing + STATE-NUM. */ +#define YYPACT_NINF -12 +static const yysigned_char yypact[] = +{ + -10, -10, -12, 18, 7, 6, 8, 1, -4, 2, + -12, 3, -12, -10, -10, -10, -10, -10, -10, -10, + -10, -10, -10, -12, 6, 8, 1, -4, -4, 2, + 2, 2, -12, -12 +}; + +/* YYPGOTO[NTERM-NUM]. */ +static const yysigned_char yypgoto[] = +{ + -12, -12, 21, 10, 11, 9, 0, -11, -9 +}; + +/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If + positive, shift that token. If negative, reduce the rule which + number is the opposite. If zero, do what YYDEFACT says. + If YYTABLE_NINF, syntax error. */ +#define YYTABLE_NINF -1 +static const unsigned char yytable[] = +{ + 1, 18, 19, 20, 16, 17, 2, 29, 30, 31, + 21, 22, 32, 33, 23, 13, 27, 28, 12, 13, + 14, 15, 11, 24, 26, 25 +}; + +static const unsigned char yycheck[] = +{ + 10, 5, 6, 7, 3, 4, 16, 18, 19, 20, + 8, 9, 21, 22, 11, 12, 16, 17, 0, 12, + 14, 13, 1, 13, 15, 14 +}; + +/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing + symbol of state STATE-NUM. */ +static const unsigned char yystos[] = +{ + 0, 10, 16, 18, 19, 20, 21, 22, 23, 24, + 25, 19, 0, 12, 14, 13, 3, 4, 5, 6, + 7, 8, 9, 11, 20, 21, 22, 23, 23, 24, + 24, 24, 25, 25 +}; + +#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__) +# define YYSIZE_T __SIZE_TYPE__ +#endif +#if ! defined (YYSIZE_T) && defined (size_t) +# define YYSIZE_T size_t +#endif +#if ! defined (YYSIZE_T) +# if defined (__STDC__) || defined (__cplusplus) +# include /* INFRINGES ON USER NAME SPACE */ +# define YYSIZE_T size_t +# endif +#endif +#if ! defined (YYSIZE_T) +# define YYSIZE_T unsigned int +#endif + +#define yyerrok (yyerrstatus = 0) +#define yyclearin (yychar = YYEMPTY) +#define YYEMPTY (-2) +#define YYEOF 0 + +#define YYACCEPT goto yyacceptlab +#define YYABORT goto yyabortlab +#define YYERROR goto yyerrorlab + + +/* Like YYERROR except do call yyerror. This remains here temporarily + to ease the transition to the new meaning of YYERROR, for GCC. + Once GCC version 2 has supplanted version 1, this can go. */ + +#define YYFAIL goto yyerrlab + +#define YYRECOVERING() (!!yyerrstatus) + +#define YYBACKUP(Token, Value) \ +do \ + if (yychar == YYEMPTY && yylen == 1) \ + { \ + yychar = (Token); \ + yylval = (Value); \ + yytoken = YYTRANSLATE (yychar); \ + YYPOPSTACK; \ + goto yybackup; \ + } \ + else \ + { \ + yyerror ("syntax error: cannot back up");\ + YYERROR; \ + } \ +while (0) + +#define YYTERROR 1 +#define YYERRCODE 256 + +/* YYLLOC_DEFAULT -- Compute the default location (before the actions + are run). */ + +#ifndef YYLLOC_DEFAULT +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + ((Current).first_line = (Rhs)[1].first_line, \ + (Current).first_column = (Rhs)[1].first_column, \ + (Current).last_line = (Rhs)[N].last_line, \ + (Current).last_column = (Rhs)[N].last_column) +#endif + +/* YYLEX -- calling `yylex' with the right arguments. */ + +#ifdef YYLEX_PARAM +# define YYLEX yylex (&yylval, YYLEX_PARAM) +#else +# define YYLEX yylex (&yylval) +#endif + +/* Enable debugging if requested. */ +#if YYDEBUG + +# ifndef YYFPRINTF +# include /* INFRINGES ON USER NAME SPACE */ +# define YYFPRINTF fprintf +# endif + +# define YYDPRINTF(Args) \ +do { \ + if (yydebug) \ + YYFPRINTF Args; \ +} while (0) + +# define YYDSYMPRINT(Args) \ +do { \ + if (yydebug) \ + yysymprint Args; \ +} while (0) + +# define YYDSYMPRINTF(Title, Token, Value, Location) \ +do { \ + if (yydebug) \ + { \ + YYFPRINTF (stderr, "%s ", Title); \ + yysymprint (stderr, \ + Token, Value); \ + YYFPRINTF (stderr, "\n"); \ + } \ +} while (0) + +/*------------------------------------------------------------------. +| yy_stack_print -- Print the state stack from its BOTTOM up to its | +| TOP (included). | +`------------------------------------------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yy_stack_print (short int *bottom, short int *top) +#else +static void +yy_stack_print (bottom, top) + short int *bottom; + short int *top; +#endif +{ + YYFPRINTF (stderr, "Stack now"); + for (/* Nothing. */; bottom <= top; ++bottom) + YYFPRINTF (stderr, " %d", *bottom); + YYFPRINTF (stderr, "\n"); +} + +# define YY_STACK_PRINT(Bottom, Top) \ +do { \ + if (yydebug) \ + yy_stack_print ((Bottom), (Top)); \ +} while (0) + + +/*------------------------------------------------. +| Report that the YYRULE is going to be reduced. | +`------------------------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yy_reduce_print (int yyrule) +#else +static void +yy_reduce_print (yyrule) + int yyrule; +#endif +{ + int yyi; + unsigned int yylno = yyrline[yyrule]; + YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ", + yyrule - 1, yylno); + /* Print the symbols being reduced, and their result. */ + for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++) + YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]); + YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]); +} + +# define YY_REDUCE_PRINT(Rule) \ +do { \ + if (yydebug) \ + yy_reduce_print (Rule); \ +} while (0) + +/* Nonzero means print parse trace. It is left uninitialized so that + multiple parsers can coexist. */ +int yydebug; +#else /* !YYDEBUG */ +# define YYDPRINTF(Args) +# define YYDSYMPRINT(Args) +# define YYDSYMPRINTF(Title, Token, Value, Location) +# define YY_STACK_PRINT(Bottom, Top) +# define YY_REDUCE_PRINT(Rule) +#endif /* !YYDEBUG */ + + +/* YYINITDEPTH -- initial size of the parser's stacks. */ +#ifndef YYINITDEPTH +# define YYINITDEPTH 200 +#endif + +/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only + if the built-in stack extension method is used). + + Do not make this value too large; the results are undefined if + SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH) + evaluated with infinite-precision integer arithmetic. */ + +#if defined (YYMAXDEPTH) && YYMAXDEPTH == 0 +# undef YYMAXDEPTH +#endif + +#ifndef YYMAXDEPTH +# define YYMAXDEPTH 10000 +#endif + + + +#if YYERROR_VERBOSE + +# ifndef yystrlen +# if defined (__GLIBC__) && defined (_STRING_H) +# define yystrlen strlen +# else +/* Return the length of YYSTR. */ +static YYSIZE_T +# if defined (__STDC__) || defined (__cplusplus) +yystrlen (const char *yystr) +# else +yystrlen (yystr) + const char *yystr; +# endif +{ + register const char *yys = yystr; + + while (*yys++ != '\0') + continue; + + return yys - yystr - 1; +} +# endif +# endif + +# ifndef yystpcpy +# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE) +# define yystpcpy stpcpy +# else +/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in + YYDEST. */ +static char * +# if defined (__STDC__) || defined (__cplusplus) +yystpcpy (char *yydest, const char *yysrc) +# else +yystpcpy (yydest, yysrc) + char *yydest; + const char *yysrc; +# endif +{ + register char *yyd = yydest; + register const char *yys = yysrc; + + while ((*yyd++ = *yys++) != '\0') + continue; + + return yyd - 1; +} +# endif +# endif + +#endif /* !YYERROR_VERBOSE */ + + + +#if YYDEBUG +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep) +#else +static void +yysymprint (yyoutput, yytype, yyvaluep) + FILE *yyoutput; + int yytype; + YYSTYPE *yyvaluep; +#endif +{ + /* Pacify ``unused variable'' warnings. */ + (void) yyvaluep; + + if (yytype < YYNTOKENS) + { + YYFPRINTF (yyoutput, "token %s (", yytname[yytype]); +# ifdef YYPRINT + YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); +# endif + } + else + YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]); + + switch (yytype) + { + default: + break; + } + YYFPRINTF (yyoutput, ")"); +} + +#endif /* ! YYDEBUG */ +/*-----------------------------------------------. +| Release the memory associated to this symbol. | +`-----------------------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yydestruct (int yytype, YYSTYPE *yyvaluep) +#else +static void +yydestruct (yytype, yyvaluep) + int yytype; + YYSTYPE *yyvaluep; +#endif +{ + /* Pacify ``unused variable'' warnings. */ + (void) yyvaluep; + + switch (yytype) + { + + default: + break; + } +} + + +/* Prevent warnings from -Wmissing-prototypes. */ + +#ifdef YYPARSE_PARAM +# if defined (__STDC__) || defined (__cplusplus) +int yyparse (void *YYPARSE_PARAM); +# else +int yyparse (); +# endif +#else /* ! YYPARSE_PARAM */ +#if defined (__STDC__) || defined (__cplusplus) +int yyparse (void); +#else +int yyparse (); +#endif +#endif /* ! YYPARSE_PARAM */ + + + + + + +/*----------. +| yyparse. | +`----------*/ + +#ifdef YYPARSE_PARAM +# if defined (__STDC__) || defined (__cplusplus) +int yyparse (void *YYPARSE_PARAM) +# else +int yyparse (YYPARSE_PARAM) + void *YYPARSE_PARAM; +# endif +#else /* ! YYPARSE_PARAM */ +#if defined (__STDC__) || defined (__cplusplus) +int +yyparse (void) +#else +int +yyparse () + +#endif +#endif +{ + /* The lookahead symbol. */ +int yychar; + +/* The semantic value of the lookahead symbol. */ +YYSTYPE yylval; + +/* Number of syntax errors so far. */ +int yynerrs; + + register int yystate; + register int yyn; + int yyresult; + /* Number of tokens to shift before error messages enabled. */ + int yyerrstatus; + /* Lookahead token as an internal (translated) token number. */ + int yytoken = 0; + + /* Three stacks and their tools: + `yyss': related to states, + `yyvs': related to semantic values, + `yyls': related to locations. + + Refer to the stacks thru separate pointers, to allow yyoverflow + to reallocate them elsewhere. */ + + /* The state stack. */ + short int yyssa[YYINITDEPTH]; + short int *yyss = yyssa; + register short int *yyssp; + + /* The semantic value stack. */ + YYSTYPE yyvsa[YYINITDEPTH]; + YYSTYPE *yyvs = yyvsa; + register YYSTYPE *yyvsp; + + + +#define YYPOPSTACK (yyvsp--, yyssp--) + + YYSIZE_T yystacksize = YYINITDEPTH; + + /* The variables used to return semantic value and location from the + action routines. */ + YYSTYPE yyval; + + + /* When reducing, the number of symbols on the RHS of the reduced + rule. */ + int yylen; + + YYDPRINTF ((stderr, "Starting parse\n")); + + yystate = 0; + yyerrstatus = 0; + yynerrs = 0; + yychar = YYEMPTY; /* Cause a token to be read. */ + + /* Initialize stack pointers. + Waste one element of value and location stack + so that they stay on the same level as the state stack. + The wasted elements are never initialized. */ + + yyssp = yyss; + yyvsp = yyvs; + + + goto yysetstate; + +/*------------------------------------------------------------. +| yynewstate -- Push a new state, which is found in yystate. | +`------------------------------------------------------------*/ + yynewstate: + /* In all cases, when you get here, the value and location stacks + have just been pushed. so pushing a state here evens the stacks. + */ + yyssp++; + + yysetstate: + *yyssp = yystate; + + if (yyss + yystacksize - 1 <= yyssp) + { + /* Get the current used size of the three stacks, in elements. */ + YYSIZE_T yysize = yyssp - yyss + 1; + +#ifdef yyoverflow + { + /* Give user a chance to reallocate the stack. Use copies of + these so that the &'s don't force the real ones into + memory. */ + YYSTYPE *yyvs1 = yyvs; + short int *yyss1 = yyss; + + + /* Each stack pointer address is followed by the size of the + data in use in that stack, in bytes. This used to be a + conditional around just the two extra args, but that might + be undefined if yyoverflow is a macro. */ + yyoverflow ("parser stack overflow", + &yyss1, yysize * sizeof (*yyssp), + &yyvs1, yysize * sizeof (*yyvsp), + + &yystacksize); + + yyss = yyss1; + yyvs = yyvs1; + } +#else /* no yyoverflow */ +# ifndef YYSTACK_RELOCATE + goto yyoverflowlab; +# else + /* Extend the stack our own way. */ + if (YYMAXDEPTH <= yystacksize) + goto yyoverflowlab; + yystacksize *= 2; + if (YYMAXDEPTH < yystacksize) + yystacksize = YYMAXDEPTH; + + { + short int *yyss1 = yyss; + union yyalloc *yyptr = + (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize)); + if (! yyptr) + goto yyoverflowlab; + YYSTACK_RELOCATE (yyss); + YYSTACK_RELOCATE (yyvs); + +# undef YYSTACK_RELOCATE + if (yyss1 != yyssa) + YYSTACK_FREE (yyss1); + } +# endif +#endif /* no yyoverflow */ + + yyssp = yyss + yysize - 1; + yyvsp = yyvs + yysize - 1; + + + YYDPRINTF ((stderr, "Stack size increased to %lu\n", + (unsigned long int) yystacksize)); + + if (yyss + yystacksize - 1 <= yyssp) + YYABORT; + } + + YYDPRINTF ((stderr, "Entering state %d\n", yystate)); + + goto yybackup; + +/*-----------. +| yybackup. | +`-----------*/ +yybackup: + +/* Do appropriate processing given the current state. */ +/* Read a lookahead token if we need one and don't already have one. */ +/* yyresume: */ + + /* First try to decide what to do without reference to lookahead token. */ + + yyn = yypact[yystate]; + if (yyn == YYPACT_NINF) + goto yydefault; + + /* Not known => get a lookahead token if don't already have one. */ + + /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol. */ + if (yychar == YYEMPTY) + { + YYDPRINTF ((stderr, "Reading a token: ")); + yychar = YYLEX; + } + + if (yychar <= YYEOF) + { + yychar = yytoken = YYEOF; + YYDPRINTF ((stderr, "Now at end of input.\n")); + } + else + { + yytoken = YYTRANSLATE (yychar); + YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc); + } + + /* If the proper action on seeing token YYTOKEN is to reduce or to + detect an error, take that action. */ + yyn += yytoken; + if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) + goto yydefault; + yyn = yytable[yyn]; + if (yyn <= 0) + { + if (yyn == 0 || yyn == YYTABLE_NINF) + goto yyerrlab; + yyn = -yyn; + goto yyreduce; + } + + if (yyn == YYFINAL) + YYACCEPT; + + /* Shift the lookahead token. */ + YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken])); + + /* Discard the token being shifted unless it is eof. */ + if (yychar != YYEOF) + yychar = YYEMPTY; + + *++yyvsp = yylval; + + + /* Count tokens shifted since error; after three, turn off error + status. */ + if (yyerrstatus) + yyerrstatus--; + + yystate = yyn; + goto yynewstate; + + +/*-----------------------------------------------------------. +| yydefault -- do the default action for the current state. | +`-----------------------------------------------------------*/ +yydefault: + yyn = yydefact[yystate]; + if (yyn == 0) + goto yyerrlab; + goto yyreduce; + + +/*-----------------------------. +| yyreduce -- Do a reduction. | +`-----------------------------*/ +yyreduce: + /* yyn is the number of a rule to reduce with. */ + yylen = yyr2[yyn]; + + /* If YYLEN is nonzero, implement the default value of the action: + `$$ = $1'. + + Otherwise, the following line sets YYVAL to garbage. + This behavior is undocumented and Bison + users should not rely upon it. Assigning to YYVAL + unconditionally makes the parser a bit smaller, and it avoids a + GCC warning that YYVAL may be used uninitialized. */ + yyval = yyvsp[1-yylen]; + + + YY_REDUCE_PRINT (yyn); + switch (yyn) + { + case 2: +#line 95 "/home/andy/vtk/CMake/Source/cmExprParser.y" + { + yyGetParser->SetResult(yyvsp[0].Number); +} + break; + + case 3: +#line 101 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[0].Number;} + break; + + case 4: +#line 104 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number | yyvsp[0].Number;} + break; + + case 5: +#line 108 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[0].Number;} + break; + + case 6: +#line 111 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number ^ yyvsp[0].Number;} + break; + + case 7: +#line 115 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[0].Number;} + break; + + case 8: +#line 118 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number & yyvsp[0].Number;} + break; + + case 9: +#line 122 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[0].Number;} + break; + + case 10: +#line 125 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number + yyvsp[0].Number;} + break; + + case 11: +#line 128 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number - yyvsp[0].Number;} + break; + + case 12: +#line 132 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[0].Number;} + break; + + case 13: +#line 135 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number * yyvsp[0].Number;} + break; + + case 14: +#line 138 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number / yyvsp[0].Number;} + break; + + case 15: +#line 141 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number % yyvsp[0].Number;} + break; + + case 16: +#line 145 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[0].Number;} + break; + + case 17: +#line 148 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number << yyvsp[0].Number;} + break; + + case 18: +#line 151 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-2].Number >> yyvsp[0].Number;} + break; + + case 19: +#line 156 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[0].Number;} + break; + + case 20: +#line 159 "/home/andy/vtk/CMake/Source/cmExprParser.y" + {yyval.Number = yyvsp[-1].Number;} + break; + + + } + +/* Line 1010 of yacc.c. */ +#line 1194 "/home/andy/vtk/CMake-bin/Source/cmExprParser.cxx" + + yyvsp -= yylen; + yyssp -= yylen; + + + YY_STACK_PRINT (yyss, yyssp); + + *++yyvsp = yyval; + + + /* Now `shift' the result of the reduction. Determine what state + that goes to, based on the state we popped back to and the rule + number reduced by. */ + + yyn = yyr1[yyn]; + + yystate = yypgoto[yyn - YYNTOKENS] + *yyssp; + if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp) + yystate = yytable[yystate]; + else + yystate = yydefgoto[yyn - YYNTOKENS]; + + goto yynewstate; + + +/*------------------------------------. +| yyerrlab -- here on detecting error | +`------------------------------------*/ +yyerrlab: + /* If not already recovering from an error, report this error. */ + if (!yyerrstatus) + { + ++yynerrs; +#if YYERROR_VERBOSE + yyn = yypact[yystate]; + + if (YYPACT_NINF < yyn && yyn < YYLAST) + { + YYSIZE_T yysize = 0; + int yytype = YYTRANSLATE (yychar); + const char* yyprefix; + char *yymsg; + int yyx; + + /* Start YYX at -YYN if negative to avoid negative indexes in + YYCHECK. */ + int yyxbegin = yyn < 0 ? -yyn : 0; + + /* Stay within bounds of both yycheck and yytname. */ + int yychecklim = YYLAST - yyn; + int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS; + int yycount = 0; + + yyprefix = ", expecting "; + for (yyx = yyxbegin; yyx < yyxend; ++yyx) + if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR) + { + yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]); + yycount += 1; + if (yycount == 5) + { + yysize = 0; + break; + } + } + yysize += (sizeof ("syntax error, unexpected ") + + yystrlen (yytname[yytype])); + yymsg = (char *) YYSTACK_ALLOC (yysize); + if (yymsg != 0) + { + char *yyp = yystpcpy (yymsg, "syntax error, unexpected "); + yyp = yystpcpy (yyp, yytname[yytype]); + + if (yycount < 5) + { + yyprefix = ", expecting "; + for (yyx = yyxbegin; yyx < yyxend; ++yyx) + if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR) + { + yyp = yystpcpy (yyp, yyprefix); + yyp = yystpcpy (yyp, yytname[yyx]); + yyprefix = " or "; + } + } + yyerror (yymsg); + YYSTACK_FREE (yymsg); + } + else + yyerror ("syntax error; also virtual memory exhausted"); + } + else +#endif /* YYERROR_VERBOSE */ + yyerror ("syntax error"); + } + + + + if (yyerrstatus == 3) + { + /* If just tried and failed to reuse lookahead token after an + error, discard it. */ + + if (yychar <= YYEOF) + { + /* If at end of input, pop the error token, + then the rest of the stack, then return failure. */ + if (yychar == YYEOF) + for (;;) + { + YYPOPSTACK; + if (yyssp == yyss) + YYABORT; + YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp); + yydestruct (yystos[*yyssp], yyvsp); + } + } + else + { + YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc); + yydestruct (yytoken, &yylval); + yychar = YYEMPTY; + + } + } + + /* Else will try to reuse lookahead token after shifting the error + token. */ + goto yyerrlab1; + + +/*---------------------------------------------------. +| yyerrorlab -- error raised explicitly by YYERROR. | +`---------------------------------------------------*/ +yyerrorlab: + +#if defined( __GNUC__ ) || defined(__HP_aCC) + /* Pacify GCC when the user code never invokes YYERROR and the label + yyerrorlab therefore never appears in user code. */ + if (0) + goto yyerrorlab; +#endif + + yyvsp -= yylen; + yyssp -= yylen; + yystate = *yyssp; + goto yyerrlab1; + + +/*-------------------------------------------------------------. +| yyerrlab1 -- common code for both syntax error and YYERROR. | +`-------------------------------------------------------------*/ +yyerrlab1: + yyerrstatus = 3; /* Each real token shifted decrements this. */ + + for (;;) + { + yyn = yypact[yystate]; + if (yyn != YYPACT_NINF) + { + yyn += YYTERROR; + if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) + { + yyn = yytable[yyn]; + if (0 < yyn) + break; + } + } + + /* Pop the current state because it cannot handle the error token. */ + if (yyssp == yyss) + YYABORT; + + YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp); + yydestruct (yystos[yystate], yyvsp); + YYPOPSTACK; + yystate = *yyssp; + YY_STACK_PRINT (yyss, yyssp); + } + + if (yyn == YYFINAL) + YYACCEPT; + + YYDPRINTF ((stderr, "Shifting error token, ")); + + *++yyvsp = yylval; + + + yystate = yyn; + goto yynewstate; + + +/*-------------------------------------. +| yyacceptlab -- YYACCEPT comes here. | +`-------------------------------------*/ +yyacceptlab: + yyresult = 0; + goto yyreturn; + +/*-----------------------------------. +| yyabortlab -- YYABORT comes here. | +`-----------------------------------*/ +yyabortlab: + yyresult = 1; + goto yyreturn; + +#ifndef yyoverflow +/*----------------------------------------------. +| yyoverflowlab -- parser overflow comes here. | +`----------------------------------------------*/ +yyoverflowlab: + yyerror ("parser stack overflow"); + yyresult = 2; + /* Fall through. */ +#endif + +yyreturn: +#ifndef yyoverflow + if (yyss != yyssa) + YYSTACK_FREE (yyss); +#endif + return yyresult; +} + + +#line 163 "/home/andy/vtk/CMake/Source/cmExprParser.y" + +/* End of grammar */ + +/*--------------------------------------------------------------------------*/ +void cmExprError(yyscan_t yyscanner, const char* message) +{ + yyGetParser->Error(message); +} + + diff --git a/Source/cmExprParser.y b/Source/cmExprParser.y new file mode 100644 index 0000000000..485972cb13 --- /dev/null +++ b/Source/cmExprParser.y @@ -0,0 +1,171 @@ +%{ +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +/* + +This file must be translated to C and modified to build everywhere. + +Run bison like this: + + bison --yacc --name-prefix=cmExpr_yy --defines=cmExprParserTokens.h -ocmExprParser.cxx cmExprParser.y + +Modify cmExprParser.cxx: + - remove TABs + - add __HP_aCC to the #if test for yyerrorlab warning suppression + +*/ + +/* Configure the parser to use a lexer object. */ +#define YYPARSE_PARAM yyscanner +#define YYLEX_PARAM yyscanner +#define YYERROR_VERBOSE 1 +#define cmExpr_yyerror(x) \ + cmExprError(yyscanner, x) +#define yyGetParser (cmExpr_yyget_extra(yyscanner)) + +/*-------------------------------------------------------------------------*/ +#include "cmExprParserHelper.h" /* Interface to parser object. */ +#include "cmExprLexer.h" /* Interface to lexer object. */ +#include "cmExprParserTokens.h" /* Need YYSTYPE for YY_DECL. */ + +#include + +/* Forward declare the lexer entry point. */ +YY_DECL; + +/* Internal utility functions. */ +static void cmExprError(yyscan_t yyscanner, const char* message); + +#define YYDEBUG 1 +//#define YYMAXDEPTH 100000 +//#define YYINITDEPTH 10000 + + +/* Disable some warnings in the generated code. */ +#ifdef __BORLANDC__ +# pragma warn -8004 /* Variable assigned a value that is not used. */ +#endif +#ifdef _MSC_VER +# pragma warning (disable: 4102) /* Unused goto label. */ +# pragma warning (disable: 4065) /* Switch statement contains default but no case. */ +#endif +%} + +/* Generate a reentrant parser object. */ +%pure_parser + +/*-------------------------------------------------------------------------*/ +/* Tokens */ +%token exp_PLUS +%token exp_MINUS +%token exp_TIMES +%token exp_DIVIDE +%token exp_MOD +%token exp_SHIFTLEFT +%token exp_SHIFTRIGHT +%token exp_OPENPARENT +%token exp_CLOSEPARENT +%token exp_OR; +%token exp_AND; +%token exp_XOR; +%token exp_NOT; +%token exp_NUMBER; + +/*-------------------------------------------------------------------------*/ +/* grammar */ +%% + + +Start: +exp +{ + yyGetParser->SetResult($1); +} + +exp: +bitwiseor +{$$ = $1;} +| +exp exp_OR bitwiseor +{$$ = $1 | $3;} + +bitwiseor: +bitwisexor +{$$ = $1;} +| +bitwiseor exp_XOR bitwisexor +{$$ = $1 ^ $3;} + +bitwisexor: +bitwiseand +{$$ = $1;} +| +bitwisexor exp_AND bitwiseand +{$$ = $1 & $3;} + +bitwiseand: +term +{$$ = $1;} +| +bitwiseand exp_PLUS term +{$$ = $1 + $3;} +| +bitwiseand exp_MINUS term +{$$ = $1 - $3;} + +term: +factor +{$$ = $1;} +| +term exp_TIMES factor +{$$ = $1 * $3;} +| +term exp_DIVIDE factor +{$$ = $1 / $3;} +| +term exp_MOD factor +{$$ = $1 % $3;} + +factor: +shift +{$$ = $1;} +| +factor exp_SHIFTLEFT shift +{$$ = $1 << $3;} +| +factor exp_SHIFTRIGHT shift +{$$ = $1 >> $3;} + + +shift: +exp_NUMBER +{$$ = $1;} +| +exp_OPENPARENT exp exp_CLOSEPARENT +{$$ = $2;} +; + + +%% +/* End of grammar */ + +/*--------------------------------------------------------------------------*/ +void cmExprError(yyscan_t yyscanner, const char* message) +{ + yyGetParser->Error(message); +} + diff --git a/Source/cmExprParserHelper.cxx b/Source/cmExprParserHelper.cxx new file mode 100644 index 0000000000..2a70bb6dbc --- /dev/null +++ b/Source/cmExprParserHelper.cxx @@ -0,0 +1,133 @@ +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +#include "cmExprParserHelper.h" + +#include "cmSystemTools.h" +#include "cmExprLexer.h" + +#include "cmMakefile.h" + +int cmExpr_yyparse( yyscan_t yyscanner ); +// +cmExprParserHelper::cmExprParserHelper() +{ + m_FileLine = -1; + m_FileName = 0; +} + + +cmExprParserHelper::~cmExprParserHelper() +{ + this->CleanupParser(); +} + +void cmExprParserHelper::SetLineFile(long line, const char* file) +{ + m_FileLine = line; + m_FileName = file; +} + +int cmExprParserHelper::ParseString(const char* str, int verb) +{ + if ( !str) + { + return 0; + } + //printf("Do some parsing: %s\n", str); + + this->Verbose = verb; + this->InputBuffer = str; + this->InputBufferPos = 0; + this->CurrentLine = 0; + + m_Result = 0; + + yyscan_t yyscanner; + cmExpr_yylex_init(&yyscanner); + cmExpr_yyset_extra(this, yyscanner); + int res = cmExpr_yyparse(yyscanner); + cmExpr_yylex_destroy(yyscanner); + if ( res != 0 ) + { + //str << "CAL_Parser returned: " << res << std::endl; + //std::cerr << "When parsing: [" << str << "]" << std::endl; + return 0; + } + + this->CleanupParser(); + + if ( Verbose ) + { + std::cerr << "Expanding [" << str << "] produced: [" << m_Result << "]" << std::endl; + } + return 1; +} + +void cmExprParserHelper::CleanupParser() +{ +} + +int cmExprParserHelper::LexInput(char* buf, int maxlen) +{ + //std::cout << "JPLexInput "; + //std::cout.write(buf, maxlen); + //std::cout << std::endl; + if ( maxlen < 1 ) + { + return 0; + } + if ( this->InputBufferPos < this->InputBuffer.size() ) + { + buf[0] = this->InputBuffer[ this->InputBufferPos++ ]; + if ( buf[0] == '\n' ) + { + this->CurrentLine ++; + } + return(1); + } + else + { + buf[0] = '\n'; + return( 0 ); + } +} + +void cmExprParserHelper::Error(const char* str) +{ + unsigned long pos = static_cast(this->InputBufferPos); + //fprintf(stderr, "Argument Parser Error: %s (%lu / Line: %d)\n", str, pos, this->CurrentLine); + cmOStringStream ostr; + ostr << str << " (" << pos << ")"; + /* + int cc; + std::cerr << "String: ["; + for ( cc = 0; cc < 30 && *(this->InputBuffer.c_str() + this->InputBufferPos + cc); + cc ++ ) + { + std::cerr << *(this->InputBuffer.c_str() + this->InputBufferPos + cc); + } + std::cerr << "]" << std::endl; + */ + m_Error = ostr.str(); +} + +void cmExprParserHelper::SetResult(int value) +{ + m_Result = value; +} + + diff --git a/Source/cmExprParserHelper.h b/Source/cmExprParserHelper.h new file mode 100644 index 0000000000..5fd2c3d2f4 --- /dev/null +++ b/Source/cmExprParserHelper.h @@ -0,0 +1,79 @@ +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +#ifndef cmExprParserHelper_h +#define cmExprParserHelper_h + +#include "cmStandardIncludes.h" + +#define YYSTYPE cmExprParserHelper::ParserType +#define YYSTYPE_IS_DECLARED +#define YY_EXTRA_TYPE cmExprParserHelper* +#define YY_DECL int cmExpr_yylex(YYSTYPE* yylvalp, yyscan_t yyscanner) + +/** \class cmExprParserHelper + * \brief Helper class for parsing java source files + * + * Finds dependencies for java file and list of outputs + */ + +class cmMakefile; + +class cmExprParserHelper +{ +public: + typedef struct { + int Number; + } ParserType; + + cmExprParserHelper(); + ~cmExprParserHelper(); + + int ParseString(const char* str, int verb); + + int LexInput(char* buf, int maxlen); + void Error(const char* str); + + void SetResult(int value); + + int GetResult() { return m_Result; } + + void SetLineFile(long line, const char* file); + + const char* GetError() { return m_Error.c_str(); } + +private: + cmStdString::size_type InputBufferPos; + cmStdString InputBuffer; + std::vector OutputBuffer; + int CurrentLine; + int UnionsAvailable; + int Verbose; + + void Print(const char* place, const char* str); + + void CleanupParser(); + + int m_Result; + const char* m_FileName; + long m_FileLine; + std::string m_Error; +}; + +#endif + + + diff --git a/Source/cmExprParserTokens.h b/Source/cmExprParserTokens.h new file mode 100644 index 0000000000..f76e537bfb --- /dev/null +++ b/Source/cmExprParserTokens.h @@ -0,0 +1,76 @@ +/* A Bison parser, made by GNU Bison 1.875d. */ + +/* Skeleton parser for Yacc-like parsing with Bison, + Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* As a special exception, when this file is copied by Bison into a + Bison output file, you may use that output file without restriction. + This special exception was added by the Free Software Foundation + in version 1.24 of Bison. */ + +/* Tokens. */ +#ifndef YYTOKENTYPE +# define YYTOKENTYPE + /* Put the tokens into the symbol table, so that GDB and other debuggers + know about them. */ + enum yytokentype { + exp_PLUS = 258, + exp_MINUS = 259, + exp_TIMES = 260, + exp_DIVIDE = 261, + exp_MOD = 262, + exp_SHIFTLEFT = 263, + exp_SHIFTRIGHT = 264, + exp_OPENPARENT = 265, + exp_CLOSEPARENT = 266, + exp_OR = 267, + exp_AND = 268, + exp_XOR = 269, + exp_NOT = 270, + exp_NUMBER = 271 + }; +#endif +#define exp_PLUS 258 +#define exp_MINUS 259 +#define exp_TIMES 260 +#define exp_DIVIDE 261 +#define exp_MOD 262 +#define exp_SHIFTLEFT 263 +#define exp_SHIFTRIGHT 264 +#define exp_OPENPARENT 265 +#define exp_CLOSEPARENT 266 +#define exp_OR 267 +#define exp_AND 268 +#define exp_XOR 269 +#define exp_NOT 270 +#define exp_NUMBER 271 + + + + +#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED) +typedef int YYSTYPE; +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 1 +# define YYSTYPE_IS_TRIVIAL 1 +#endif + + + + + diff --git a/Source/cmMathCommand.cxx b/Source/cmMathCommand.cxx new file mode 100644 index 0000000000..bbb3edc43f --- /dev/null +++ b/Source/cmMathCommand.cxx @@ -0,0 +1,65 @@ +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +#include "cmMathCommand.h" + +#include "cmExprParserHelper.h" + +//---------------------------------------------------------------------------- +bool cmMathCommand::InitialPass(std::vector const& args) +{ + if ( args.size() < 1 ) + { + this->SetError("must be called with at least one argument."); + return false; + } + const std::string &subCommand = args[0]; + if(subCommand == "EXPR") + { + return this->HandleExprCommand(args); + } + std::string e = "does not recognize sub-command "+subCommand; + this->SetError(e.c_str()); + return false; +} + +//---------------------------------------------------------------------------- +bool cmMathCommand::HandleExprCommand(std::vector const& args) +{ + if ( args.size() != 3 ) + { + this->SetError("EXPR called with incorrect arguments."); + return false; + } + + const std::string& outputVariable = args[1]; + const std::string& expression = args[2]; + + cmExprParserHelper helper; + if ( !helper.ParseString(expression.c_str(), 0) ) + { + std::string e = "cannot parse the expression: \""+expression+"\": "; + e += helper.GetError(); + this->SetError(e.c_str()); + return false; + } + + char buffer[1024]; + sprintf(buffer, "%d", helper.GetResult()); + + m_Makefile->AddDefinition(outputVariable.c_str(), buffer); + return true; +} diff --git a/Source/cmMathCommand.h b/Source/cmMathCommand.h new file mode 100644 index 0000000000..ddebac54aa --- /dev/null +++ b/Source/cmMathCommand.h @@ -0,0 +1,80 @@ +/*========================================================================= + + Program: CMake - Cross-Platform Makefile Generator + Module: $RCSfile$ + Language: C++ + Date: $Date$ + Version: $Revision$ + + Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. + See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ +#ifndef cmMathCommand_h +#define cmMathCommand_h + +#include "cmCommand.h" + +/** \class cmMathCommand + * \brief Common string operations + * + */ +class cmMathCommand : public cmCommand +{ +public: + /** + * This is a virtual constructor for the command. + */ + virtual cmCommand* Clone() + { + return new cmMathCommand; + } + + /** + * This is called when the command is first encountered in + * the CMakeLists.txt file. + */ + virtual bool InitialPass(std::vector const& args); + + /** + * This determines if the command is invoked when in script mode. + */ + virtual bool IsScriptable() { return true; } + + /** + * The name of the command as specified in CMakeList.txt. + */ + virtual const char* GetName() { return "MATH";} + + /** + * Succinct documentation. + */ + virtual const char* GetTerseDocumentation() + { + return "Mathematical expressions."; + } + + /** + * More documentation. + */ + virtual const char* GetFullDocumentation() + { + return + " MATH(EXPR )\n" + "EXPR evaluates mathematical expression and return result in the " + "output variable. Example mathematical expression is '5 * ( 10 + 13 )'."; + } + + cmTypeMacro(cmMathCommand, cmCommand); +protected: + + bool HandleExprCommand(std::vector const& args); +}; + + +#endif + diff --git a/Source/cmStringCommand.cxx b/Source/cmStringCommand.cxx index d7b6a91775..d0063c83b3 100644 --- a/Source/cmStringCommand.cxx +++ b/Source/cmStringCommand.cxx @@ -29,7 +29,7 @@ bool cmStringCommand::InitialPass(std::vector const& args) return false; } - std::string subCommand = args[0]; + const std::string &subCommand = args[0]; if(subCommand == "REGEX") { return this->HandleRegexCommand(args); -- cgit v1.2.1