diff options
Diffstat (limited to 'win/tclWinChan.c')
| -rw-r--r-- | win/tclWinChan.c | 179 |
1 files changed, 67 insertions, 112 deletions
diff --git a/win/tclWinChan.c b/win/tclWinChan.c index 6d480a8..c63aaa7 100644 --- a/win/tclWinChan.c +++ b/win/tclWinChan.c @@ -83,7 +83,7 @@ static ThreadSpecificData *FileInit(void); static int FileInputProc(ClientData instanceData, char *buf, int toRead, int *errorCode); static int FileOutputProc(ClientData instanceData, - CONST char *buf, int toWrite, int *errorCode); + const char *buf, int toWrite, int *errorCode); static int FileSeekProc(ClientData instanceData, long offset, int mode, int *errorCode); static Tcl_WideInt FileWideSeekProc(ClientData instanceData, @@ -100,7 +100,7 @@ static int NativeIsComPort(CONST TCHAR *nativeName); * This structure describes the channel type structure for file based IO. */ -static Tcl_ChannelType fileChannelType = { +static const Tcl_ChannelType fileChannelType = { "file", /* Type name. */ TCL_CHANNEL_VERSION_5, /* v5 channel */ FileCloseProc, /* Close proc. */ @@ -117,7 +117,7 @@ static Tcl_ChannelType fileChannelType = { NULL, /* handler proc. */ FileWideSeekProc, /* Wide seek proc. */ FileThreadActionProc, /* Thread action proc. */ - FileTruncateProc, /* Truncate proc. */ + FileTruncateProc /* Truncate proc. */ }; /* @@ -257,7 +257,7 @@ FileCheckProc( infoPtr = infoPtr->nextPtr) { if (infoPtr->watchMask && !(infoPtr->flags & FILE_PENDING)) { infoPtr->flags |= FILE_PENDING; - evPtr = (FileEvent *) ckalloc(sizeof(FileEvent)); + evPtr = ckalloc(sizeof(FileEvent)); evPtr->header.proc = FileEventProc; evPtr->infoPtr = infoPtr; Tcl_QueueEvent((Tcl_Event *) evPtr, TCL_QUEUE_TAIL); @@ -340,7 +340,7 @@ FileBlockProc( int mode) /* TCL_MODE_BLOCKING or * TCL_MODE_NONBLOCKING. */ { - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; /* * Files on Windows can not be switched between blocking and nonblocking, @@ -378,7 +378,7 @@ FileCloseProc( ClientData instanceData, /* Pointer to FileInfo structure. */ Tcl_Interp *interp) /* Not used. */ { - FileInfo *fileInfoPtr = (FileInfo *) instanceData; + FileInfo *fileInfoPtr = instanceData; FileInfo *infoPtr; ThreadSpecificData *tsdPtr; int errorCode = 0; @@ -424,7 +424,7 @@ FileCloseProc( break; } } - ckfree((char *)fileInfoPtr); + ckfree(fileInfoPtr); return errorCode; } @@ -453,7 +453,7 @@ FileSeekProc( int mode, /* Relative to where should we seek? */ int *errorCodePtr) /* To store error code. */ { - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; LONG newPos, newPosHigh, oldPos, oldPosHigh; DWORD moveMethod; @@ -531,7 +531,7 @@ FileWideSeekProc( int mode, /* Relative to where should we seek? */ int *errorCodePtr) /* To store error code. */ { - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; DWORD moveMethod; LONG newPos, newPosHigh; @@ -580,7 +580,7 @@ FileTruncateProc( ClientData instanceData, /* File state. */ Tcl_WideInt length) /* Length to truncate at. */ { - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; LONG newPos, newPosHigh, oldPos, oldPosHigh; /* @@ -656,11 +656,10 @@ FileInputProc( int bufSize, /* Num bytes available in buffer. */ int *errorCode) /* Where to store error code. */ { - FileInfo *infoPtr; + FileInfo *infoPtr = instanceData; DWORD bytesRead; *errorCode = 0; - infoPtr = (FileInfo *) instanceData; /* * Note that we will block on reads from a console buffer until a full @@ -704,11 +703,11 @@ FileInputProc( static int FileOutputProc( ClientData instanceData, /* File state. */ - CONST char *buf, /* The data buffer. */ + const char *buf, /* The data buffer. */ int toWrite, /* How many bytes to write? */ int *errorCode) /* Where to store error code. */ { - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; DWORD bytesWritten; *errorCode = 0; @@ -755,7 +754,7 @@ FileWatchProc( * of TCL_READABLE, TCL_WRITABLE and * TCL_EXCEPTION. */ { - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; Tcl_Time blockTime = { 0, 0 }; /* @@ -793,7 +792,7 @@ FileGetHandleProc( int direction, /* TCL_READABLE or TCL_WRITABLE */ ClientData *handlePtr) /* Where to store the handle. */ { - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; if (direction & infoPtr->validMask) { *handlePtr = (ClientData) infoPtr->handle; @@ -833,12 +832,12 @@ TclpOpenFileChannel( Tcl_Channel channel = 0; int channelPermissions = 0; DWORD accessMode = 0, createMode, shareMode, flags; - CONST TCHAR *nativeName; + const TCHAR *nativeName; HANDLE handle; char channelName[16 + TCL_INTEGER_SPACE]; TclFile readFile = NULL, writeFile = NULL; - nativeName = (TCHAR*) Tcl_FSGetNativePath(pathPtr); + nativeName = Tcl_FSGetNativePath(pathPtr); if (nativeName == NULL) { return NULL; } @@ -924,7 +923,7 @@ TclpOpenFileChannel( flags = FILE_ATTRIBUTE_READONLY; } } else { - flags = (*tclWinProcs->getFileAttributesProc)(nativeName); + flags = GetFileAttributes(nativeName); if (flags == 0xFFFFFFFF) { flags = 0; } @@ -940,8 +939,8 @@ TclpOpenFileChannel( * Now we get to create the file. */ - handle = (*tclWinProcs->createFileProc)(nativeName, accessMode, - shareMode, NULL, createMode, flags, (HANDLE) NULL); + handle = CreateFile(nativeName, accessMode, shareMode, + NULL, createMode, flags, (HANDLE) NULL); if (handle == INVALID_HANDLE_VALUE) { DWORD err = GetLastError(); @@ -951,8 +950,9 @@ TclpOpenFileChannel( } TclWinConvertError(err); if (interp != (Tcl_Interp *) NULL) { - Tcl_AppendResult(interp, "couldn't open \"", TclGetString(pathPtr), - "\": ", Tcl_PosixError(interp), NULL); + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "couldn't open \"%s\": %s", + TclGetString(pathPtr), Tcl_PosixError(interp))); } return NULL; } @@ -974,9 +974,9 @@ TclpOpenFileChannel( if (handle == INVALID_HANDLE_VALUE) { TclWinConvertError(GetLastError()); if (interp != (Tcl_Interp *) NULL) { - Tcl_AppendResult(interp, "couldn't reopen serial \"", - TclGetString(pathPtr), "\": ", - Tcl_PosixError(interp), NULL); + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "couldn't reopen serial \"%s\": %s", + TclGetString(pathPtr), Tcl_PosixError(interp))); } return NULL; } @@ -1010,8 +1010,11 @@ TclpOpenFileChannel( */ channel = NULL; - Tcl_AppendResult(interp, "couldn't open \"", TclGetString(pathPtr), - "\": bad file type", NULL); + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "couldn't open \"%s\": bad file type", + TclGetString(pathPtr))); + Tcl_SetErrorCode(interp, "TCL", "VALUE", "CHANNEL", "BAD_TYPE", + NULL); break; } @@ -1237,8 +1240,8 @@ TclpGetDefaultStdChannel( Tcl_Channel channel; HANDLE handle; int mode = -1; - char *bufMode = NULL; - DWORD handleId = (DWORD)-1; + const char *bufMode = NULL; + DWORD handleId = (DWORD) -1; /* Standard handle to retrieve. */ switch (type) { @@ -1337,7 +1340,7 @@ TclWinOpenFileChannel( } } - infoPtr = (FileInfo *) ckalloc((unsigned) sizeof(FileInfo)); + infoPtr = ckalloc(sizeof(FileInfo)); /* * TIP #218. Removed the code inserting the new structure into the global @@ -1351,10 +1354,10 @@ TclWinOpenFileChannel( infoPtr->flags = appendMode; infoPtr->handle = handle; infoPtr->dirty = 0; - sprintf(channelName, "file%" TCL_I_MODIFIER "x", (size_t)infoPtr); + sprintf(channelName, "file%" TCL_I_MODIFIER "x", (size_t) infoPtr); infoPtr->channel = Tcl_CreateChannel(&fileChannelType, channelName, - (ClientData) infoPtr, permissions); + infoPtr, permissions); /* * Files have default translation of AUTO and ^Z eof char, which means @@ -1428,7 +1431,7 @@ FileThreadActionProc( int action) { ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey); - FileInfo *infoPtr = (FileInfo *) instanceData; + FileInfo *infoPtr = instanceData; if (action == TCL_CHANNEL_THREAD_INSERT) { infoPtr->nextPtr = tsdPtr->firstFilePtr; @@ -1531,94 +1534,46 @@ static int NativeIsComPort( const TCHAR *nativePath) /* Path of file to access, native encoding. */ { + const WCHAR *p = (const WCHAR *) nativePath; + int i, len = wcslen(p); + /* - * Use wide-char or plain character case-insensitive comparison + * 1. Look for com[1-9]:? */ - if (tclWinProcs->useWide) { - const WCHAR *p = (const WCHAR *) nativePath; - int i, len = wcslen(p); + if ( (len >= 4) && (len <= 5) + && (_wcsnicmp(p, L"com", 3) == 0) ) { /* - * 1. Look for com[1-9]:? - */ - - if ( (len >= 4) && (len <= 5) - && (_wcsnicmp(p, L"com", 3) == 0) ) { - /* - * The 4th character must be a digit 1..9 optionally followed by a ":" - */ - - if ( (p[3] < L'1') || (p[3] > L'9') ) { - return 0; - } - if ( (len == 5) && (p[4] != L':') ) { - return 0; - } - return 1; + * The 4th character must be a digit 1..9 optionally followed by a ":" + */ + + if ( (p[3] < L'1') || (p[3] > L'9') ) { + return 0; } - - /* - * 2. Look for //./com[0-9]+ or \\.\com[0-9]+ - */ - - if ( (len >= 8) && ( - (_wcsnicmp(p, L"//./com", 7) == 0) - || (_wcsnicmp(p, L"\\\\.\\com", 7) == 0) ) ) - { - /* - * Charaters 8..end must be a digits 0..9 - */ - - for ( i=7; i<len; i++ ) { - if ( (p[i] < '0') || (p[i] > '9') ) { - return 0; - } - } - return 1; + if ( (len == 5) && (p[4] != L':') ) { + return 0; } - - } else { - const char *p = (const char *) nativePath; - int i, len = strlen(p); - + return 1; + } + + /* + * 2. Look for //./com[0-9]+ or \\.\com[0-9]+ + */ + + if ( (len >= 8) && ( + (_wcsnicmp(p, L"//./com", 7) == 0) + || (_wcsnicmp(p, L"\\\\.\\com", 7) == 0) ) ) + { /* - * 1. Look for com[1-9]:? - */ - - if ( (len >= 4) && (len <= 5) - && (strnicmp(p, "com", 3) == 0) ) { - /* - * The 4th character must be a digit 1..9 optionally followed by a ":" - */ - - if ( (p[3] < '1') || (p[3] > '9') ) { - return 0; - } - if ( (len == 5) && (p[4] != ':') ) { + * Charaters 8..end must be a digits 0..9 + */ + + for ( i=7; i<len; i++ ) { + if ( (p[i] < '0') || (p[i] > '9') ) { return 0; } - return 1; - } - - /* - * 2. Look for //./com[0-9]+ or \\.\com[0-9]+ - */ - - if ( (len >= 8) && ( - (strnicmp(p, "//./com", 7) == 0) - || (strnicmp(p, "\\\\.\\com", 7) == 0) ) ) - { - /* - * Charaters 8..end must be a digits 0..9 - */ - - for ( i=7; i<len; i++ ) { - if ( (p[i] < '0') || (p[i] > '9') ) { - return 0; - } - } - return 1; } + return 1; } return 0; } |