mirror of https://gitee.com/openkylin/wget.git
69 lines
2.0 KiB
Plaintext
69 lines
2.0 KiB
Plaintext
# utime_h.m4 serial 3
|
|
dnl Copyright (C) 2017-2019 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 From Bruno Haible.
|
|
|
|
AC_DEFUN([gl_UTIME_H],
|
|
[
|
|
AC_REQUIRE([AC_CANONICAL_HOST])
|
|
AC_REQUIRE([gl_UTIME_H_DEFAULTS])
|
|
m4_ifdef([gl_ANSI_CXX], [AC_REQUIRE([gl_ANSI_CXX])])
|
|
AC_CHECK_HEADERS_ONCE([utime.h])
|
|
gl_CHECK_NEXT_HEADERS([utime.h])
|
|
|
|
if test $ac_cv_header_utime_h = yes; then
|
|
HAVE_UTIME_H=1
|
|
else
|
|
HAVE_UTIME_H=0
|
|
fi
|
|
AC_SUBST([HAVE_UTIME_H])
|
|
|
|
m4_ifdef([gl_POSIXCHECK],
|
|
[UTIME_H=utime.h],
|
|
[UTIME_H=''
|
|
if m4_ifdef([gl_ANSI_CXX], [test "$CXX" != no], [false]); then
|
|
dnl Override <utime.h> always, to support the C++ GNULIB_NAMESPACE.
|
|
UTIME_H=utime.h
|
|
else
|
|
if test $ac_cv_header_utime_h != yes; then
|
|
dnl Provide a substitute <utime.h> file.
|
|
UTIME_H=utime.h
|
|
else
|
|
case "$host_os" in
|
|
mingw*) dnl Need special handling of 'struct utimbuf'.
|
|
UTIME_H=utime.h
|
|
;;
|
|
esac
|
|
fi
|
|
fi
|
|
])
|
|
AC_SUBST([UTIME_H])
|
|
AM_CONDITIONAL([GL_GENERATE_UTIME_H], [test -n "$UTIME_H"])
|
|
|
|
dnl Check for declarations of anything we want to poison if the
|
|
dnl corresponding gnulib module is not in use.
|
|
gl_WARN_ON_USE_PREPARE([[#include <utime.h>
|
|
]],
|
|
[utime])
|
|
])
|
|
|
|
AC_DEFUN([gl_UTIME_MODULE_INDICATOR],
|
|
[
|
|
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
|
|
AC_REQUIRE([gl_UTIME_H_DEFAULTS])
|
|
gl_MODULE_INDICATOR_SET_VARIABLE([$1])
|
|
dnl Define it also as a C macro, for the benefit of the unit tests.
|
|
gl_MODULE_INDICATOR_FOR_TESTS([$1])
|
|
])
|
|
|
|
AC_DEFUN([gl_UTIME_H_DEFAULTS],
|
|
[
|
|
GNULIB_UTIME=0; AC_SUBST([GNULIB_UTIME])
|
|
dnl Assume POSIX behavior unless another module says otherwise.
|
|
HAVE_UTIME=1; AC_SUBST([HAVE_UTIME])
|
|
REPLACE_UTIME=0; AC_SUBST([REPLACE_UTIME])
|
|
])
|