diff options
Diffstat (limited to 'gnulib-m4/sys_select_h.m4')
| -rw-r--r-- | gnulib-m4/sys_select_h.m4 | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/gnulib-m4/sys_select_h.m4 b/gnulib-m4/sys_select_h.m4 index 550e066e..f154bc5f 100644 --- a/gnulib-m4/sys_select_h.m4 +++ b/gnulib-m4/sys_select_h.m4 @@ -1,9 +1,10 @@ # sys_select_h.m4 -# serial 23 -dnl Copyright (C) 2006-2024 Free Software Foundation, Inc. +# serial 24 +dnl Copyright (C) 2006-2025 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. +dnl This file is offered as-is, without any warranty. AC_DEFUN_ONCE([gl_SYS_SELECT_H], [ @@ -12,17 +13,14 @@ AC_DEFUN_ONCE([gl_SYS_SELECT_H], AC_CACHE_CHECK([whether <sys/select.h> is self-contained], [gl_cv_header_sys_select_h_selfcontained], [ - dnl Test against two bugs: + dnl Test against a bug: dnl 1. On many platforms, <sys/select.h> assumes prior inclusion of dnl <sys/types.h>. - dnl 2. On OSF/1 4.0, <sys/select.h> provides only a forward declaration - dnl of 'struct timeval', and no definition of this type. - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/select.h>]], - [[struct timeval b;]])], + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/select.h>]], [])], [gl_cv_header_sys_select_h_selfcontained=yes], [gl_cv_header_sys_select_h_selfcontained=no]) dnl Test against another bug: - dnl 3. On Solaris 10, <sys/select.h> provides an FD_ZERO implementation + dnl 2. On Solaris 10, <sys/select.h> provides an FD_ZERO implementation dnl that relies on memset(), but without including <string.h>. if test $gl_cv_header_sys_select_h_selfcontained = yes; then AC_COMPILE_IFELSE( |