-# readutmp.m4 serial 6
-dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+# readutmp.m4 serial 12
+dnl Copyright (C) 2002, 2003, 2004, 2005, 2006 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.
AC_DEFUN([gl_READUTMP],
[
- dnl Prerequisites of lib/readutmp.h.
- AC_CHECK_HEADERS(utmp.h utmpx.h)
- AC_CHECK_FUNCS(utmpname utmpxname)
- AC_CHECK_DECLS(getutent,,,[
+ dnl Persuade utmpx.h to declare utmpxname
+ AC_REQUIRE([AC_GNU_SOURCE])
+
+ AC_CHECK_HEADERS_ONCE(utmp.h utmpx.h)
+ if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
+ AC_LIBOBJ([readutmp])
+
+ dnl Prerequisites of lib/readutmp.h and lib/readutmp.c.
+ AC_REQUIRE([AC_C_INLINE])
+ AC_REQUIRE([gl_FUNC_FREE])
+ AC_CHECK_FUNCS_ONCE(utmpname utmpxname)
+ AC_CHECK_DECLS(getutent,,,[
#ifdef HAVE_UTMP_H
# include <utmp.h>
#endif
])
- if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
utmp_includes="\
$ac_includes_default
#ifdef HAVE_UTMPX_H
AC_CHECK_MEMBERS([struct utmp.ut_exit.ut_termination],,,[$utmp_includes])
AC_CHECK_MEMBERS([struct utmpx.ut_exit.e_termination],,,[$utmp_includes])
AC_CHECK_MEMBERS([struct utmp.ut_exit.e_termination],,,[$utmp_includes])
-
- AC_LIBOBJ(readutmp)
- gl_PREREQ_READUTMP
fi
])
-
-# Prerequisites of lib/readutmp.c.
-AC_DEFUN([gl_PREREQ_READUTMP],
-[
- AC_REQUIRE([gl_FUNC_FREE])
-])