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198 lines
4.5 KiB
198 lines
4.5 KiB
//
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// Turbo Linecount
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// Copyright 2015, Christien Rioux
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//
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// MIT Licensed, see file 'LICENSE' for details
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//
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///////////////////////////////////////////////
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#ifndef __INC_TURBO_LINECOUNT_H
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#define __INC_TURBO_LINECOUNT_H
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#define LINECOUNT_VERSION_MAJOR 1
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#define LINECOUNT_VERSION_MINOR 0
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#if defined(__CYGWIN__) || defined(__linux__) || defined(__MINGW32__)
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#ifndef _LARGEFILE64_SOURCE
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#define _LARGEFILE64_SOURCE 1
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#endif
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#endif
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#ifdef __cplusplus
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///////////////////////////////////////////// Headers
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////////////// Platform independent
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#include<string>
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#include<vector>
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#include<errno.h>
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#define BEGIN_TURBOLINECOUNT_NAMESPACE namespace TURBOLINECOUNT {
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#define END_TURBOLINECOUNT_NAMESPACE }
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////////////// Platform specific
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#if defined(__APPLE__) || defined(__linux__) || defined(__CYGWIN__)
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#define TLC_COMPATIBLE_UNIX 1
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#endif
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#ifdef _WIN32 // Windows
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#include<Windows.h>
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#include<tchar.h>
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typedef errno_t tlc_error_t;
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#elif defined(TLC_COMPATIBLE_UNIX)
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#include<unistd.h>
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#include<pthread.h>
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#define _T(x) x
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#define TCHAR char
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#ifdef _ERRNO_T
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typedef errno_t tlc_error_t;
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#elif defined(__error_t_defined)
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typedef error_t tlc_error_t;
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#else
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typedef int tlc_error_t;
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#endif
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#else
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#error Unsupported operating system.
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#endif
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///////////////////////////////////////////// Line Count Class
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BEGIN_TURBOLINECOUNT_NAMESPACE;
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////////////// Platform specific
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#ifdef _WIN32 // Windows
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#ifdef _UNICODE
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typedef std::wstring tlc_string_t;
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#else
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typedef std::string tlc_string_t;
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#endif
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typedef HANDLE tlc_filehandle_t;
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typedef long long tlc_fileoffset_t;
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typedef tlc_fileoffset_t tlc_linecount_t;
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#define TLC_LINECOUNT_FMT "%I64d"
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#elif defined(TLC_COMPATIBLE_UNIX) // Unix
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typedef std::string tlc_string_t;
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typedef int tlc_filehandle_t;
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#if (defined (__APPLE__) && defined (__MACH__))
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typedef off_t tlc_fileoffset_t;
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#define TLC_LINECOUNT_FMT "%lld"
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#elif defined(_LARGEFILE64_SOURCE)
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#if defined(__CYGWIN__)
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typedef _off64_t tlc_fileoffset_t;
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#else
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typedef off64_t tlc_fileoffset_t;
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#endif
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#define TLC_LINECOUNT_FMT "%lld"
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#else
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typedef off_t tlc_fileoffset_t;
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#define TLC_LINECOUNT_FMT "%d"
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#endif
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typedef tlc_fileoffset_t tlc_linecount_t;
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#endif
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class CLineCount
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{
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public:
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struct PARAMETERS
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{
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size_t buffersize;
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int threadcount;
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};
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private:
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bool m_opened;
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bool m_auto_close;
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tlc_filehandle_t m_fh;
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tlc_error_t m_lasterror;
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tlc_string_t m_lasterrorstring;
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tlc_fileoffset_t m_filesize;
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PARAMETERS m_parameters;
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int m_actual_thread_count;
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#ifdef _WIN32
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std::vector<HANDLE> m_threads;
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HANDLE m_filemapping;
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#elif defined(TLC_COMPATIBLE_UNIX)
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std::vector<pthread_t> m_threads;
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#endif
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std::vector<tlc_linecount_t> m_threadlinecounts;
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bool m_thread_fail;
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private:
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void setLastError(tlc_error_t error, tlc_string_t lasterrorstring);
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void init();
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bool createThread(int thread_number);
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#ifdef _WIN32
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friend DWORD WINAPI threadProc(LPVOID ctx);
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#elif defined(TLC_COMPATIBLE_UNIX)
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friend void *threadProc(void *ctx);
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#endif
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unsigned int countThread(int thread_number);
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public:
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CLineCount(PARAMETERS *parameters=NULL);
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~CLineCount();
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bool isOpened() const;
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tlc_error_t lastError() const;
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tlc_string_t lastErrorString() const;
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bool open(tlc_filehandle_t fhandle, bool auto_close = false);
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bool open(const TCHAR * filename);
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bool close();
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bool countLines(tlc_linecount_t &linecount);
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public:
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// Static utility functions
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static tlc_linecount_t LineCount(tlc_filehandle_t fhandle, tlc_error_t * error = NULL, tlc_string_t * errorstring = NULL);
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static tlc_linecount_t LineCount(const TCHAR *filename, tlc_error_t * error = NULL, tlc_string_t * errorstring = NULL);
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};
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END_TURBOLINECOUNT_NAMESPACE;
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#endif
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// C compatibility functions
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#ifndef _NO_TURBO_LINECOUNT_C
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#ifdef _WIN32
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long long turbo_linecount_handle(HANDLE fhandle, tlc_error_t * error = NULL, TCHAR ** errorstring = NULL);
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long long turbo_linecount_file(const TCHAR *filename, tlc_error_t * error = NULL, TCHAR ** errorstring = NULL);
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#elif defined(TLC_COMPATIBLE_UNIX)
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long long turbo_linecount_handle(int fhandle, tlc_error_t * tlc_error = NULL, char ** errorstring = NULL);
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long long turbo_linecount_file(const char *filename, tlc_error_t * error = NULL, char ** errorstring = NULL);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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