Re: lib/36528 (strptime(3) doesn't fill in the 'tm' structure fields correctly)

[David Holland <dholland-bugs%netbsd.org@localhost>]

The following reply was made to PR lib/36528; it has been noted by GNATS.

From: David Holland <dholland-bugs%netbsd.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: Robert Elz <kre%munnari.OZ.AU@localhost>
Subject: Re: lib/36528 (strptime(3) doesn't fill in the 'tm' structure fields
 correctly)
Date: Sun, 14 May 2023 17:17:40 +0000

 On Sun, May 14, 2023 at 08:00:03AM +0000, Robert Elz wrote:
  >  Note that this never was a bug.  POSIX says:
  >  
  >  	It is unspecified whether multiple calls to strptime( ) using the
  >  	same tm structure will update the current contents of the structure
  >  	or overwrite all contents of the structure. Conforming applications
  >  	should make a single call to strptime( ) with a format and all data
  >  	needed to completely specify the date and time being converted.
  >  
  >  That is, all strptime() is required to fill in in the struct tm are the
  >  fields actually specified by format characters.   The implementation is
  >  allowed to alter the other fields, if it wants to.   No neither the linux
  >  nor NetBSD implementations reported in the PR were incorrect, just the
  >  assumption made by the application used to test it.
 
 I don't see how that's relevant to the example in this PR. The values
 passed govern all the outputs that are printed.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost