file_loc.c

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/* seek function and stmt */

#include "fb.h"

/*:::::*/
fb_off_t fb_FileLocationEx( FB_FILE *handle )
{
    fb_off_t pos;

    if( !FB_HANDLE_USED(handle) )
                return 0;

    FB_LOCK();

    pos = fb_FileTellEx( handle );

    if (pos != 0) {
        --pos;
        switch( handle->mode )
        {
        case FB_FILE_MODE_INPUT:
        case FB_FILE_MODE_OUTPUT:
            /* if in seq mode, divide by 128 (QB quirk) */
            pos /= 128;
            break;
        }
    }

        FB_UNLOCK();

        return pos;
}

/*:::::*/
FBCALL long long fb_FileLocation( int fnum )
{
    return fb_FileLocationEx( FB_FILE_TO_HANDLE(fnum) );
}