file_input_longint.c

Go to the documentation of this file.

/* input function for signed long long's */

#include "fb.h"
#include <math.h>

FBCALL int fb_InputLongint( long long *dst )
{
    char buffer[FB_INPUT_MAXNUMERICLEN+1];
        ssize_t len;
        int isfp;

        len = fb_FileInputNextToken( buffer, FB_INPUT_MAXNUMERICLEN, FB_FALSE, &isfp );

        if( isfp == FALSE )
        {
                if( len <= FB_INPUT_MAXINTLEN )
                        *dst = fb_hStr2Int( buffer, len );
                else
                        *dst = fb_hStr2Longint( buffer, len );
        }
        else
                *dst = (long long)rint( fb_hStr2Double( buffer, len ) );

        return fb_ErrorSetNum( FB_RTERROR_OK );
}