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00030 #ifndef _CPL_MULTIPROC_H_INCLUDED_
00031 #define _CPL_MULTIPROC_H_INCLUDED_
00032
00033 #include "cpl_port.h"
00034
00035
00036
00037
00038
00039
00040
00041
00042 #if defined(WIN32) && !defined(CPL_MULTIPROC_STUB)
00043 # define CPL_MULTIPROC_WIN32
00044
00045
00046 # undef CPL_MULTIPROC_PTHREAD
00047 #endif
00048
00049 #if !defined(CPL_MULTIPROC_WIN32) && !defined(CPL_MULTIPROC_PTHREAD) \
00050 && !defined(CPL_MULTIPROC_STUB) && !defined(CPL_MULTIPROC_NONE)
00051 # define CPL_MULTIPROC_STUB
00052 #endif
00053
00054 CPL_C_START
00055
00056 typedef void (*CPLThreadFunc)(void *);
00057
00058 void CPL_DLL *CPLLockFile( const char *pszPath, double dfWaitInSeconds );
00059 void CPL_DLL CPLUnlockFile( void *hLock );
00060
00061 void CPL_DLL *CPLCreateMutex();
00062 int CPL_DLL CPLCreateOrAcquireMutex( void **, double dfWaitInSeconds );
00063 int CPL_DLL CPLAcquireMutex( void *hMutex, double dfWaitInSeconds );
00064 void CPL_DLL CPLReleaseMutex( void *hMutex );
00065 void CPL_DLL CPLDestroyMutex( void *hMutex );
00066 void CPL_DLL CPLCleanupMasterMutex();
00067
00068 void CPL_DLL *CPLCreateCond();
00069 void CPL_DLL CPLCondWait( void *hCond, void* hMutex );
00070 void CPL_DLL CPLCondSignal( void *hCond );
00071 void CPL_DLL CPLCondBroadcast( void *hCond );
00072 void CPL_DLL CPLDestroyCond( void *hCond );
00073
00074 GIntBig CPL_DLL CPLGetPID();
00075 int CPL_DLL CPLCreateThread( CPLThreadFunc pfnMain, void *pArg );
00076 void CPL_DLL* CPLCreateJoinableThread( CPLThreadFunc pfnMain, void *pArg );
00077 void CPL_DLL CPLJoinThread(void* hJoinableThread);
00078 void CPL_DLL CPLSleep( double dfWaitInSeconds );
00079
00080 const char CPL_DLL *CPLGetThreadingModel();
00081
00082 int CPL_DLL CPLGetNumCPUs();
00083
00084 CPL_C_END
00085
00086 #ifdef __cplusplus
00087
00088 #define CPLMutexHolderD(x) CPLMutexHolder oHolder(x,1000.0,__FILE__,__LINE__);
00089
00090 class CPL_DLL CPLMutexHolder
00091 {
00092 private:
00093 void *hMutex;
00094 const char *pszFile;
00095 int nLine;
00096
00097 public:
00098
00099 CPLMutexHolder( void **phMutex, double dfWaitInSeconds = 1000.0,
00100 const char *pszFile = __FILE__,
00101 int nLine = __LINE__ );
00102 ~CPLMutexHolder();
00103 };
00104 #endif
00105
00106
00107
00108
00109
00110 #define CTLS_RLBUFFERINFO 1
00111 #define CTLS_WIN32_COND 2
00112 #define CTLS_CSVTABLEPTR 3
00113 #define CTLS_CSVDEFAULTFILENAME 4
00114 #define CTLS_ERRORCONTEXT 5
00115 #define CTLS_GDALDATASET_REC_PROTECT_MAP 6
00116 #define CTLS_PATHBUF 7
00117 #define CTLS_UNUSED3 8
00118 #define CTLS_UNUSED4 9
00119 #define CTLS_CPLSPRINTF 10
00120 #define CTLS_RESPONSIBLEPID 11
00121 #define CTLS_VERSIONINFO 12
00122 #define CTLS_VERSIONINFO_LICENCE 13
00123 #define CTLS_CONFIGOPTIONS 14
00124 #define CTLS_FINDFILE 15
00125
00126 #define CTLS_MAX 32
00127
00128 CPL_C_START
00129 void CPL_DLL * CPLGetTLS( int nIndex );
00130 void CPL_DLL CPLSetTLS( int nIndex, void *pData, int bFreeOnExit );
00131
00132
00133
00134 typedef void (*CPLTLSFreeFunc)( void* pData );
00135 void CPL_DLL CPLSetTLSWithFreeFunc( int nIndex, void *pData, CPLTLSFreeFunc pfnFree );
00136
00137 void CPL_DLL CPLCleanupTLS();
00138 CPL_C_END
00139
00140 #endif