diff options
Diffstat (limited to 'lib/libc-config.h')
| -rw-r--r-- | lib/libc-config.h | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/lib/libc-config.h b/lib/libc-config.h index c0eac707cfd..886c11f37f1 100644 --- a/lib/libc-config.h +++ b/lib/libc-config.h @@ -3,16 +3,16 @@ Copyright 2017-2021 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public + modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either - version 3 of the License, or (at your option) any later version. + version 2.1 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. + Lesser General Public License for more details. - You should have received a copy of the GNU General Public + You should have received a copy of the GNU Lesser General Public License along with this program; if not, see <https://www.gnu.org/licenses/>. */ @@ -28,14 +28,17 @@ When compiled as part of glibc this is a no-op; when compiled as part of Gnulib this includes Gnulib's <config.h> and defines macros - that glibc library code would normally assume. */ + that glibc library code would normally assume. + + Note: This header file MUST NOT be included by public header files + of Gnulib. */ #include <config.h> /* On glibc this includes <features.h> and <sys/cdefs.h> and #defines - _FEATURES_H, __WORDSIZE, and __set_errno. On FreeBSD 11 it - includes <sys/cdefs.h> which defines __nonnull. Elsewhere it - is harmless. */ + _FEATURES_H, __WORDSIZE, and __set_errno. On FreeBSD 11 and + DragonFlyBSD 5.9 it includes <sys/cdefs.h> which defines __nonnull. + Elsewhere it is harmless. */ #include <errno.h> /* From glibc <errno.h>. */ @@ -71,7 +74,7 @@ # endif #endif -#ifndef __attribute_maybe_unused__ +#ifndef __attribute_nonnull__ /* <sys/cdefs.h> either does not exist, or is too old for Gnulib. Prepare to include <cdefs.h>, which is Gnulib's version of a more-recent glibc <sys/cdefs.h>. */ @@ -80,13 +83,9 @@ # ifndef _FEATURES_H # define _FEATURES_H 1 # endif -/* Define __WORDSIZE so that <cdefs.h> does not attempt to include - nonexistent files. Make it a syntax error, since Gnulib does not - use __WORDSIZE now, and if Gnulib uses it later the syntax error - will let us know that __WORDSIZE needs configuring. */ -# ifndef __WORDSIZE -# define __WORDSIZE %%% -# endif +/* Define __GNULIB_CDEFS so that <cdefs.h> does not attempt to include + nonexistent files. */ +# define __GNULIB_CDEFS /* Undef the macros unconditionally defined by our copy of glibc <sys/cdefs.h>, so that they do not clash with any system-defined versions. */ @@ -118,6 +117,9 @@ # undef __THROW # undef __THROWNL # undef __attr_access +# undef __attr_access_none +# undef __attr_dealloc +# undef __attr_dealloc_free # undef __attribute__ # undef __attribute_alloc_size__ # undef __attribute_artificial__ |