Function CPR_get_text

src/gpre/gpre.cpp:1100–1132

//

void CPR_get_text( TEXT* buffer, const gpre_txt* text)
{
	SLONG start = text->txt_position;
	int length = text->txt_length;

	// On PC-like platforms, '\n' will be 2 bytes.  The txt_position
	// will be incorrect for fseek.  The position is not adjusted
	// just for PC-like platforms because, we use fseek () and
	// getc to position ourselves at the token position.
	// We should keep both character position and byte position
	// and use them appropriately. for now use getc ()

#if (defined WIN_NT)
	if (fseek(trace_file, 0L, 0))
#else
	if (fseek(trace_file, start, 0))
#endif
	{
		fseek(trace_file, 0L, 2);
		CPR_error("fseek failed for trace file");
	}
#if (defined WIN_NT)
	// move forward to actual position

	while (start--)
		getc(trace_file);
#endif

	TEXT* p = buffer;
	while (length--)
		*p++ = getc(trace_file);
	fseek(trace_file, (SLONG) 0, 2);
}


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