C++ (Cpp) TinyCreateNew Examples

Example #1

File: iosupp.c Project: andreiw/open-watcom-v2

static void ioSuppTempOpen(             // OPEN TEMPORARY FILE
    void )
{
    auto char   fname[_MAX_PATH];

    for(;;) {
        tempFname( fname );
#if defined(__DOS__)
        {
            tiny_ret_t  rc;

            rc = TinyCreateNew( fname, 0 );
            if( TINY_ERROR( rc ) ) {
                temphandle = -1;
            } else {
                temphandle = TINY_INFO( rc );
                __SetIOMode( temphandle, _READ | _WRITE | _BINARY );
            }
        }
#else
        temphandle = open( fname, AMODE, PMODE_RW );
#endif
        if( temphandle != -1 ) break;
        if( workFile[5] == 'Z' ) {
            temphandle = -1;
            break;
        }
        switch( workFile[5] ) {
        case '9':
            workFile[5] = 'A';
            break;
        case 'I':
            workFile[5] = 'J';  /* file-system may be EBCDIC */
            break;
        case 'R':
            workFile[5] = 'S';  /* file-system may be EBCDIC */
            break;
        default:
            ++workFile[5];
            break;
        }
    }
#if defined(__UNIX__)
    /* Under POSIX it's legal to remove a file that's open. The file
       space will be reclaimed when the handle is closed. This makes
       sure that the work file always gets removed. */
    remove( fname );
    tempname = NULL;
#else
    tempname = FNameAdd( fname );
#endif
    if( temphandle == -1 ) {
        ioSuppError( ERR_UNABLE_TO_OPEN_WORK_FILE );
    }
}

Example #2

static void ioSuppTempOpen(             // OPEN TEMPORARY FILE
    void )
{
    int         mode;
    auto char   fname[ _MAX_PATH ];

    mode = O_RDWR | O_CREAT | O_EXCL;
#ifdef __UNIX__
  #ifndef O_TEMP
    #define O_TEMP 0    /* Not a standard flag */
  #endif
    // Unix files are always binary
    mode |= O_TEMP;
#else
    mode |= O_BINARY;
#endif
    for(;;) {
        tempFname( fname );
        #if defined(__DOS__)
        {   tiny_ret_t  rc;
            rc = TinyCreateNew( fname, 0 );
            if( TINY_ERROR( rc ) ) {
                temphandle = -1;
            } else {
                temphandle = TINY_INFO( rc );
                __SetIOMode( temphandle, _READ | _WRITE | _BINARY );
            }
        }
        #else
            temphandle = open( fname, mode, S_IRUSR | S_IWUSR );
        #endif
        if( temphandle != -1 ) break;
        if( workFile[5] == 'Z' ) {
            temphandle = -1;
            break;
        }
        switch( workFile[5] ) {
        case '9':
            workFile[5] = 'A';
            break;
        case 'I':
            workFile[5] = 'J';  /* file-system may be EBCDIC */
            break;
        case 'R':
            workFile[5] = 'S';  /* file-system may be EBCDIC */
            break;
        default:
            ++workFile[5];
            break;
        }
    }
    #if defined(__UNIX__)
        /* Under POSIX it's legal to remove a file that's open. The file
           space will be reclaimed when the handle is closed. This makes
           sure that the work file always gets removed. */
        remove( fname );
        tempname = NULL;
    #else
        tempname = FNameAdd( fname );
    #endif
    if( temphandle == -1 ) {
        ioSuppError( ERR_UNABLE_TO_OPEN_WORK_FILE );
    }
}