Mercurial > hg > octave-nkf > gnulib-hg
changeset 10773:f5c827c58c0d
Avoid using AC_CHECK_DECL inside AC_CACHE_CHECK.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 08 Nov 2008 15:05:16 +0100 |
parents | 7bba9893a5aa |
children | 84a8612b66c0 |
files | ChangeLog m4/sys_ioctl_h.m4 |
diffstat | 2 files changed, 12 insertions(+), 4 deletions(-) [+] |
line wrap: on
line diff
--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2008-11-07 Bruno Haible <bruno@clisp.org> + + * m4/sys_ioctl_h.m4 (gl_SYS_IOCTL_H): Avoid using AC_CHECK_DECL inside + AC_CACHE_CHECK. + 2008-11-07 Bruno Haible <bruno@clisp.org> * modules/select-tests (configure.ac): Check for unistd.h, sys/wait.h.
--- a/m4/sys_ioctl_h.m4 +++ b/m4/sys_ioctl_h.m4 @@ -1,4 +1,4 @@ -# sys_ioctl_h.m4 serial 1 +# sys_ioctl_h.m4 serial 2 dnl Copyright (C) 2008 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -19,10 +19,13 @@ dnl header file, such as <unistd.h> or <stropts.h>, is needed for that. AC_CACHE_CHECK([whether <sys/ioctl.h> declares ioctl], [gl_cv_decl_ioctl_in_sys_ioctl_h], - [AC_CHECK_DECL([ioctl], + [dnl We cannot use AC_CHECK_DECL because it produces its own messages. + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [AC_INCLUDES_DEFAULT([#include <sys/ioctl.h>])], + [(void) ioctl;])], [gl_cv_decl_ioctl_in_sys_ioctl_h=yes], - [gl_cv_decl_ioctl_in_sys_ioctl_h=no], - [#include <sys/ioctl.h>]) + [gl_cv_decl_ioctl_in_sys_ioctl_h=no]) ]) if test $gl_cv_decl_ioctl_in_sys_ioctl_h != yes; then SYS_IOCTL_H='sys/ioctl.h'