| //===========================================================================// |
| // Purpose : Method definitions for the TIO_FileHandler class. |
| // |
| // Public methods include: |
| // - TIO_FileHandler_c, ~TIO_FileHandler_c |
| // - Open |
| // - Close |
| // - Read |
| // - Write |
| // - ApplyPreProcessor |
| // - IsValid |
| // |
| //===========================================================================// |
| |
| //---------------------------------------------------------------------------// |
| // Copyright (C) 2012-2013 Jeff Rudolph, Texas Instruments (jrudolph@ti.com) // |
| // // |
| // Permission is hereby granted, free of charge, to any person obtaining a // |
| // copy of this software and associated documentation files (the "Software"),// |
| // to deal in the Software without restriction, including without limitation // |
| // the rights to use, copy, modify, merge, publish, distribute, sublicense, // |
| // and/or sell copies of the Software, and to permit persons to whom the // |
| // Software is furnished to do so, subject to the following conditions: // |
| // // |
| // The above copyright notice and this permission notice shall be included // |
| // in all copies or substantial portions of the Software. // |
| // // |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS // |
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // |
| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN // |
| // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, // |
| // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR // |
| // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE // |
| // USE OR OTHER DEALINGS IN THE SOFTWARE. // |
| //---------------------------------------------------------------------------// |
| |
| #include <cstdio> |
| #include <cstdarg> |
| #include <string> |
| using namespace std; |
| |
| #include "TC_Typedefs.h" |
| |
| #include "TIO_PrintHandler.h" |
| #include "TIO_FileHandler.h" |
| |
| //===========================================================================// |
| // Method : TIO_FileHandler_c |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| //===========================================================================// |
| TIO_FileHandler_c::TIO_FileHandler_c( |
| void ) |
| : |
| pfileStream_( 0 ) |
| { |
| } |
| |
| //===========================================================================// |
| TIO_FileHandler_c::TIO_FileHandler_c( |
| const string& srFileName, |
| TIO_FileOpenMode_t fileOpen, |
| const char* pszFileType, |
| TIO_PrintMode_t printMode ) |
| : |
| pfileStream_( 0 ) |
| { |
| this->Open( srFileName, fileOpen, pszFileType, printMode ); |
| } |
| |
| //===========================================================================// |
| TIO_FileHandler_c::TIO_FileHandler_c( |
| const char* pszFileName, |
| TIO_FileOpenMode_t fileOpen, |
| const char* pszFileType, |
| TIO_PrintMode_t printMode ) |
| : |
| pfileStream_( 0 ) |
| { |
| if( pszFileName ) |
| { |
| this->Open( pszFileName, fileOpen, pszFileType, printMode ); |
| } |
| } |
| |
| //===========================================================================// |
| // Method : ~TIO_FileHandler_c |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| //===========================================================================// |
| TIO_FileHandler_c::~TIO_FileHandler_c( |
| void ) |
| { |
| this->Close( ); |
| } |
| |
| //===========================================================================// |
| // Method : Open |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| // 08/10/12 jeffr : Cleaned up recently added Fatal message handling code |
| //===========================================================================// |
| bool TIO_FileHandler_c::Open( |
| const string& srFileName, |
| TIO_FileOpenMode_t fileOpen, |
| const char* pszFileType, |
| TIO_PrintMode_t printMode ) |
| { |
| bool ok = true; |
| |
| TIO_PrintHandler_c& printHandler = TIO_PrintHandler_c::GetInstance( ); |
| |
| if( this->pfileStream_ ) |
| { |
| this->Close( ); |
| } |
| |
| const char* pszFileOpen = "r"; |
| switch( fileOpen ) |
| { |
| case TIO_FILE_OPEN_READ: pszFileOpen = "r"; break; |
| case TIO_FILE_OPEN_WRITE: pszFileOpen = "w"; break; |
| case TIO_FILE_OPEN_APPEND: pszFileOpen = "a"; break; |
| case TIO_FILE_OPEN_BINARY_READ: pszFileOpen = "rb"; break; |
| case TIO_FILE_OPEN_BINARY_WRITE: pszFileOpen = "wb"; break; |
| case TIO_FILE_OPEN_BINARY_APPEND: pszFileOpen = "ab"; break; |
| default: |
| ok = printHandler.Fatal( "TIO_FileHandler_c::Open - Unknown TIO_FileOpenMode_t\n" ); |
| break; |
| } |
| |
| if( ok ) |
| { |
| this->pfileStream_ = stdout; |
| if( srFileName != "stdout" ) |
| { |
| this->pfileStream_ = fopen( srFileName.data( ), pszFileOpen ); |
| } |
| |
| if( this->pfileStream_ ) |
| { |
| this->srFileName_ = srFileName; |
| } |
| else |
| { |
| if( pszFileType ) |
| { |
| switch( printMode ) |
| { |
| case TIO_PRINT_WARNING: |
| printHandler.Warning( "Failed to open %s file '%s' in \"%s\" mode!\n", |
| pszFileType, |
| TIO_SR_STR( srFileName ), |
| pszFileOpen ); |
| break; |
| case TIO_PRINT_ERROR: |
| printHandler.Error( "Failed to open %s file '%s' in \"%s\" mode!\n", |
| pszFileType, |
| TIO_SR_STR( srFileName ), |
| pszFileOpen ); |
| break; |
| default: |
| ok = printHandler.Fatal( "TIO_FileHandler_c::Open - Unknown TIO_PrintMode_t\n" ); |
| break; |
| } |
| } |
| } |
| } |
| if( ok ) |
| { |
| ok = ( this->pfileStream_ ? true : false ); |
| } |
| return( ok ); |
| } |
| |
| //===========================================================================// |
| bool TIO_FileHandler_c::Open( |
| const char* pszFileName, |
| TIO_FileOpenMode_t fileOpen, |
| const char* pszFileType, |
| TIO_PrintMode_t printMode ) |
| { |
| string srFileName( TIO_PSZ_STR( pszFileName )); |
| return( this->Open( srFileName, fileOpen, pszFileType, printMode )); |
| } |
| |
| //===========================================================================// |
| // Method : Close |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| //===========================================================================// |
| void TIO_FileHandler_c::Close( |
| void ) |
| { |
| if( this->pfileStream_ ) |
| { |
| if( this->pfileStream_ != stdout ) |
| { |
| fclose( this->pfileStream_ ); |
| } |
| this->pfileStream_ = 0; |
| } |
| } |
| |
| //===========================================================================// |
| // Method : Read |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| //===========================================================================// |
| bool TIO_FileHandler_c::Read( |
| char* pszString, |
| size_t lenString ) const |
| { |
| bool ok = false; |
| |
| if( this->pfileStream_ && pszString && lenString ) |
| { |
| int lenString_ = static_cast< int >( lenString ); |
| ok = ( fgets( pszString, lenString_, this->pfileStream_ ) ? true : false ); |
| } |
| return( ok ); |
| } |
| |
| //===========================================================================// |
| // Method : Write |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| //===========================================================================// |
| bool TIO_FileHandler_c::Write( |
| const char* pszString, |
| ... ) |
| { |
| bool ok = false; |
| |
| if( this->pfileStream_ && pszString ) |
| { |
| va_list vaArgs; // Make a variable argument list |
| va_start( vaArgs, pszString ); // Initialize variable argument list |
| |
| static char szString[TIO_FORMAT_STRING_LEN_MAX]; |
| vsprintf( szString, pszString, vaArgs ); |
| |
| ok = ( fputs( szString, this->pfileStream_ ) >= 0 ? true : false ); |
| |
| va_end( vaArgs ); // Reset variable argument list |
| } |
| return( ok ); |
| } |
| |
| //===========================================================================// |
| // Method : ApplyPreProcessor |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| //===========================================================================// |
| bool TIO_FileHandler_c::ApplyPreProcessor( |
| void ) |
| { |
| bool ok = true; |
| |
| TIO_PrintHandler_c& printHandler = TIO_PrintHandler_c::GetInstance( ); |
| |
| bool isValidCommand = false; |
| #if defined( SUN8 ) || defined( SUN10 ) || defined( LINUX_I686 ) || defined( LINUX_X86_64 ) |
| TIO_FileHandler_c fileHandler; |
| isValidCommand = fileHandler.IsValid( TIO_FILE_CPP_COMMAND, TIO_FILE_OPEN_READ ); |
| #elif defined( WIN32 ) || defined( _WIN32 ) |
| isValidCommand = true; |
| #endif |
| if( isValidCommand ) |
| { |
| const string& srFileName = this->GetFileName( ); |
| string srLeafName( srFileName ); |
| |
| size_t slashPos = srFileName.rfind( TIO_FILE_DIR_DELIMITER ); |
| if( slashPos != string::npos ) |
| { |
| srLeafName = srFileName.substr( slashPos + 1 ); |
| } |
| |
| string srPreProcessedFileName; |
| srPreProcessedFileName = "."; |
| srPreProcessedFileName += TIO_FILE_DIR_DELIMITER; |
| srPreProcessedFileName += TIO_FILE_HIDDEN_PREFIX; |
| srPreProcessedFileName += srLeafName; |
| |
| string srCommand; |
| srCommand += TIO_FILE_CPP_COMMAND; |
| srCommand += " "; |
| srCommand += TIO_FILE_CPP_OPTIONS; |
| srCommand += " "; |
| srCommand += srFileName; |
| srCommand += " > "; |
| srCommand += srPreProcessedFileName; |
| |
| int rc = system( srCommand.data( )); |
| if( rc == 0 ) |
| { |
| ok = this->Open( srPreProcessedFileName, |
| TIO_FILE_OPEN_READ, |
| "preprocessed file" ); |
| } |
| else if( rc > 0 ) |
| { |
| printHandler.Error( "Failed to complete %s preprocessor command.\n", |
| TIO_PSZ_STR( TIO_FILE_CPP_COMMAND )); |
| ok = false; |
| } |
| else if( rc < 0 ) |
| { |
| printHandler.Error( "Failed to execute %s preprocessor command.\n", |
| TIO_PSZ_STR( TIO_FILE_CPP_COMMAND )); |
| ok = false; |
| } |
| } |
| else |
| { |
| const string& srFileName = this->GetFileName( ); |
| ok = printHandler.Warning( "Failed to find macro preprocessor command \"%s\".\n" |
| "%sAny macro directives in file '%s' will be ignored.\n", |
| TIO_PSZ_STR( TIO_FILE_CPP_COMMAND ), |
| TIO_PREFIX_WARNING_SPACE, |
| TIO_SR_STR( srFileName )); |
| } |
| return( ok ); |
| } |
| |
| //===========================================================================// |
| // Method : IsValid |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/01/12 jeffr : Original |
| //===========================================================================// |
| bool TIO_FileHandler_c::IsValid( |
| const string& srFileName, |
| TIO_FileOpenMode_t fileOpen, |
| const char* pszFileType, |
| TIO_PrintMode_t printMode ) const |
| { |
| TIO_FileHandler_c fileHandler( srFileName, fileOpen, pszFileType, printMode ); |
| return( fileHandler.IsValid( )); |
| } |
| |
| //===========================================================================// |
| bool TIO_FileHandler_c::IsValid( |
| const char* pszFileName, |
| TIO_FileOpenMode_t fileOpen, |
| const char* pszFileType, |
| TIO_PrintMode_t printMode ) const |
| { |
| string srFileName( TIO_PSZ_STR( pszFileName )); |
| return( this->IsValid( srFileName, fileOpen, pszFileType, printMode )); |
| } |
| |
| //===========================================================================// |
| bool TIO_FileHandler_c::IsValid( |
| void ) const |
| { |
| return( this->pfileStream_ ? true : false ); |
| } |
