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60 lines
1.8 KiB
Plaintext
60 lines
1.8 KiB
Plaintext
# sys_stat_h.m4 serial 10 -*- Autoconf -*-
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dnl Copyright (C) 2006-2008 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl From Eric Blake.
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dnl Test whether <sys/stat.h> contains lstat and mkdir or must be substituted.
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AC_DEFUN([gl_HEADER_SYS_STAT_H],
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[
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AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
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dnl Check for lstat. Systems that lack it (mingw) also lack symlinks, so
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dnl stat is a good replacement.
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AC_CHECK_FUNCS_ONCE([lstat])
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if test $ac_cv_func_lstat = yes; then
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HAVE_LSTAT=1
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else
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HAVE_LSTAT=0
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fi
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AC_SUBST([HAVE_LSTAT])
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dnl For the mkdir substitute.
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AC_REQUIRE([AC_C_INLINE])
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dnl Check for broken stat macros.
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AC_REQUIRE([AC_HEADER_STAT])
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gl_CHECK_NEXT_HEADERS([sys/stat.h])
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SYS_STAT_H='sys/stat.h'
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AC_SUBST([SYS_STAT_H])
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dnl Define types that are supposed to be defined in <sys/types.h> or
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dnl <sys/stat.h>.
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AC_CHECK_TYPE([nlink_t], [],
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[AC_DEFINE([nlink_t], [int],
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[Define to the type of st_nlink in struct stat, or a supertype.])],
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[#include <sys/types.h>
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#include <sys/stat.h>])
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]) # gl_HEADER_SYS_STAT_H
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AC_DEFUN([gl_SYS_STAT_MODULE_INDICATOR],
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[
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dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
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AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
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GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
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])
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AC_DEFUN([gl_SYS_STAT_H_DEFAULTS],
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[
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GNULIB_LCHMOD=0; AC_SUBST([GNULIB_LCHMOD])
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GNULIB_LSTAT=0; AC_SUBST([GNULIB_LSTAT])
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dnl Assume proper GNU behavior unless another module says otherwise.
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HAVE_LCHMOD=1; AC_SUBST([HAVE_LCHMOD])
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REPLACE_LSTAT=0; AC_SUBST([REPLACE_LSTAT])
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REPLACE_MKDIR=0; AC_SUBST([REPLACE_MKDIR])
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])
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