On 10/8/14, 4:03 AM, Andreas Schwab wrote: > Chet Ramey <chet.ra...@case.edu> writes: > >> Yes, that's right. The question is whether that case of the index out >> of bounds should continue to return NULL, but in a clearer way, or >> return "" to differentiate it from the case where shell_input_line is >> NULL. > > Do you need that difference? The only caller treats them the same.
Sure, now. There may be others in the future; you like to design general interfaces. Why are we spending this much bandwidth discussing a line of code that makes no practical difference? -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, ITS, CWRU c...@case.edu http://cnswww.cns.cwru.edu/~chet/