Re: WANTED: POSIX compatible getopt
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- Subject: Re: WANTED: POSIX compatible getopt
- From: Aleksey Cheusov <cheusov@...>
- Date: 2009年1月09日 17:32:59 +0200
> On 2009年1月09日 17:20:57 +0200
> Aleksey Cheusov <cheusov@tut.by> wrote:
>> 1) to be compatible with
>> http://www.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap12.html#tag_12_02
> Ah, right. These are guidelines only, thus something that does not
> follow them is not unPOSIXy.
Not exactly.
See
http://www.opengroup.org/onlinepubs/009695399/functions/getopt.html
SYNOPSIS
#include <unistd.h>
int getopt(int argc, char * const argv[], const char *optstring);
extern char *optarg;
extern int optind, opterr, optopt;
...
DESCRIPTION
The getopt() function is a command-line parser that _shall follow_
Utility Syntax Guidelines 3, 4, 5, 6, 7, 9, and 10 in the Base
Definitions volume of IEEE Std 1003.1-2001, Section 12.2, Utility
Syntax Guidelines.
--
Best regards, Aleksey Cheusov.