Mercurial > hg > octave-lyh > gnulib-hg
changeset 12079:4af326308905
argp: fix test failure
* lib/argp-help.c (hol_entry_cmp): Don't use _tolower on values
that are not upper-case. Pass correct range to tolower.
Signed-off-by: Eric Blake <ebb9@byu.net>
author | Eric Blake <ebb9@byu.net> |
---|---|
date | Sat, 26 Sep 2009 21:32:14 -0600 |
parents | 3710e1c3943e |
children | 6b1f45c2820d |
files | ChangeLog lib/argp-help.c |
diffstat | 2 files changed, 11 insertions(+), 7 deletions(-) [+] |
line wrap: on
line diff
--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2009-09-28 Eric Blake <ebb9@byu.net> + + argp: fix test failure + * lib/argp-help.c (hol_entry_cmp): Don't use _tolower on values + that are not upper-case. Pass correct range to tolower. + 2009-09-27 Jim Meyering <meyering@redhat.com> test-yesno: work around sparc-dash here-document infelicity
--- a/lib/argp-help.c +++ b/lib/argp-help.c @@ -1,5 +1,5 @@ /* Hierarchial argument parsing help output - Copyright (C) 1995-2005, 2007 Free Software Foundation, Inc. + Copyright (C) 1995-2005, 2007, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Miles Bader <miles@gnu.ai.mit.edu>. @@ -797,13 +797,11 @@ first, but as they're not displayed, it doesn't matter where they are. */ { - char first1 = short1 ? short1 : long1 ? *long1 : 0; - char first2 = short2 ? short2 : long2 ? *long2 : 0; -#ifdef _tolower - int lower_cmp = _tolower (first1) - _tolower (first2); -#else + unsigned char first1 = short1 ? short1 : long1 ? *long1 : 0; + unsigned char first2 = short2 ? short2 : long2 ? *long2 : 0; + /* Use tolower, not _tolower, since only the former is + guaranteed to work on something already lower case. */ int lower_cmp = tolower (first1) - tolower (first2); -#endif /* Compare ignoring case, except when the options are both the same letter, in which case lower-case always comes first. */ return lower_cmp ? lower_cmp :