Mercurial > hg > octave-lyh > gnulib-hg
changeset 16983:956d27419f62
gettext: do not assume '#define ... defined ...' behavior
* lib/gettext.h (_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS):
Do not use '#define FOO ... defined BAR ...', as the C standard says
it's not portable to expect that this works after macro expansion.
Problem reported for gzip by Steven M. Schweda in
<http://lists.gnu.org/archive/html/bug-gzip/2012-07/msg00000.html>.
author | Paul Eggert <eggert@cs.ucla.edu> |
---|---|
date | Wed, 11 Jul 2012 21:16:27 -0700 |
parents | b2b7a85fce95 |
children | c31ccd2abb3e |
files | ChangeLog lib/gettext.h |
diffstat | 2 files changed, 15 insertions(+), 3 deletions(-) [+] |
line wrap: on
line diff
--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,12 @@ +2012-07-11 Paul Eggert <eggert@cs.ucla.edu> + + gettext: do not assume '#define ... defined ...' behavior + * lib/gettext.h (_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS): + Do not use '#define FOO ... defined BAR ...', as the C standard says + it's not portable to expect that this works after macro expansion. + Problem reported for gzip by Steven M. Schweda in + <http://lists.gnu.org/archive/html/bug-gzip/2012-07/msg00000.html>. + 2012-07-10 Paul Eggert <eggert@cs.ucla.edu> getloadavg: clean out old Emacs and Autoconf cruft
--- a/lib/gettext.h +++ b/lib/gettext.h @@ -183,9 +183,12 @@ #include <string.h> -#define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS \ - (((__GNUC__ >= 3 || __GNUG__ >= 2) && !defined __STRICT_ANSI__) \ - /* || __STDC_VERSION__ >= 199901L */ ) +#if (((__GNUC__ >= 3 || __GNUG__ >= 2) && !defined __STRICT_ANSI__) \ + /* || __STDC_VERSION__ >= 199901L */ ) +# define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS 1 +#else +# define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS 0 +#endif #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS #include <stdlib.h>