1# fstat.m4 serial 6
2dnl Copyright (C) 2011-2020 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7AC_DEFUN([gl_FUNC_FSTAT],
8[
9  AC_REQUIRE([AC_CANONICAL_HOST])
10  AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
11
12  case "$host_os" in
13    mingw* | solaris*)
14      dnl On MinGW, the original stat() returns st_atime, st_mtime,
15      dnl st_ctime values that are affected by the time zone.
16      dnl Solaris stat can return a negative tv_nsec.
17      REPLACE_FSTAT=1
18      ;;
19  esac
20
21  dnl Replace fstat() for supporting the gnulib-defined open() on directories.
22  m4_ifdef([gl_FUNC_FCHDIR], [
23    gl_TEST_FCHDIR
24    if test $HAVE_FCHDIR = 0; then
25      case "$gl_cv_func_open_directory_works" in
26        *yes) ;;
27        *)
28          REPLACE_FSTAT=1
29          ;;
30      esac
31    fi
32  ])
33])
34
35# Prerequisites of lib/fstat.c and lib/stat-w32.c.
36AC_DEFUN([gl_PREREQ_FSTAT], [
37  AC_REQUIRE([gl_HEADER_SYS_STAT_H])
38  :
39])
40