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Annotation of embedaddon/libiconv/srcm4/sys_stat_h.m4, revision 1.1.1.2

1.1.1.2 ! misho       1: # sys_stat_h.m4 serial 31   -*- Autoconf -*-
        !             2: dnl Copyright (C) 2006-2019 Free Software Foundation, Inc.
1.1       misho       3: dnl This file is free software; the Free Software Foundation
                      4: dnl gives unlimited permission to copy and/or distribute it,
                      5: dnl with or without modifications, as long as this notice is preserved.
                      6: 
                      7: dnl From Eric Blake.
                      8: dnl Provide a GNU-like <sys/stat.h>.
                      9: 
                     10: AC_DEFUN([gl_HEADER_SYS_STAT_H],
                     11: [
                     12:   AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
                     13: 
                     14:   dnl Check for broken stat macros.
                     15:   AC_REQUIRE([AC_HEADER_STAT])
                     16: 
                     17:   gl_CHECK_NEXT_HEADERS([sys/stat.h])
                     18: 
1.1.1.2 ! misho      19:   dnl Ensure the type mode_t gets defined.
        !            20:   AC_REQUIRE([AC_TYPE_MODE_T])
        !            21: 
        !            22:   dnl Whether to enable precise timestamps in 'struct stat'.
        !            23:   m4_ifdef([gl_WINDOWS_STAT_TIMESPEC], [
        !            24:     AC_REQUIRE([gl_WINDOWS_STAT_TIMESPEC])
        !            25:   ], [
        !            26:     WINDOWS_STAT_TIMESPEC=0
        !            27:   ])
        !            28:   AC_SUBST([WINDOWS_STAT_TIMESPEC])
        !            29: 
        !            30:   dnl Whether to ensure that struct stat.st_size is 64-bit wide.
        !            31:   m4_ifdef([gl_LARGEFILE], [
        !            32:     AC_REQUIRE([gl_LARGEFILE])
        !            33:   ], [
        !            34:     WINDOWS_64_BIT_ST_SIZE=0
        !            35:   ])
        !            36:   AC_SUBST([WINDOWS_64_BIT_ST_SIZE])
        !            37: 
1.1       misho      38:   dnl Define types that are supposed to be defined in <sys/types.h> or
                     39:   dnl <sys/stat.h>.
                     40:   AC_CHECK_TYPE([nlink_t], [],
                     41:     [AC_DEFINE([nlink_t], [int],
                     42:        [Define to the type of st_nlink in struct stat, or a supertype.])],
                     43:     [#include <sys/types.h>
                     44:      #include <sys/stat.h>])
                     45: 
                     46:   dnl Check for declarations of anything we want to poison if the
                     47:   dnl corresponding gnulib module is not in use.
                     48:   gl_WARN_ON_USE_PREPARE([[#include <sys/stat.h>
1.1.1.2 ! misho      49:     ]], [fchmodat fstat fstatat futimens lchmod lstat mkdirat mkfifo mkfifoat
1.1       misho      50:     mknod mknodat stat utimensat])
                     51: ]) # gl_HEADER_SYS_STAT_H
                     52: 
                     53: AC_DEFUN([gl_SYS_STAT_MODULE_INDICATOR],
                     54: [
                     55:   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
                     56:   AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
                     57:   gl_MODULE_INDICATOR_SET_VARIABLE([$1])
                     58:   dnl Define it also as a C macro, for the benefit of the unit tests.
                     59:   gl_MODULE_INDICATOR_FOR_TESTS([$1])
                     60: ])
                     61: 
                     62: AC_DEFUN([gl_SYS_STAT_H_DEFAULTS],
                     63: [
                     64:   AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) dnl for REPLACE_FCHDIR
                     65:   GNULIB_FCHMODAT=0;    AC_SUBST([GNULIB_FCHMODAT])
1.1.1.2 ! misho      66:   GNULIB_FSTAT=0;       AC_SUBST([GNULIB_FSTAT])
1.1       misho      67:   GNULIB_FSTATAT=0;     AC_SUBST([GNULIB_FSTATAT])
                     68:   GNULIB_FUTIMENS=0;    AC_SUBST([GNULIB_FUTIMENS])
                     69:   GNULIB_LCHMOD=0;      AC_SUBST([GNULIB_LCHMOD])
                     70:   GNULIB_LSTAT=0;       AC_SUBST([GNULIB_LSTAT])
                     71:   GNULIB_MKDIRAT=0;     AC_SUBST([GNULIB_MKDIRAT])
                     72:   GNULIB_MKFIFO=0;      AC_SUBST([GNULIB_MKFIFO])
                     73:   GNULIB_MKFIFOAT=0;    AC_SUBST([GNULIB_MKFIFOAT])
                     74:   GNULIB_MKNOD=0;       AC_SUBST([GNULIB_MKNOD])
                     75:   GNULIB_MKNODAT=0;     AC_SUBST([GNULIB_MKNODAT])
                     76:   GNULIB_STAT=0;        AC_SUBST([GNULIB_STAT])
                     77:   GNULIB_UTIMENSAT=0;   AC_SUBST([GNULIB_UTIMENSAT])
1.1.1.2 ! misho      78:   GNULIB_OVERRIDES_STRUCT_STAT=0; AC_SUBST([GNULIB_OVERRIDES_STRUCT_STAT])
1.1       misho      79:   dnl Assume proper GNU behavior unless another module says otherwise.
                     80:   HAVE_FCHMODAT=1;      AC_SUBST([HAVE_FCHMODAT])
                     81:   HAVE_FSTATAT=1;       AC_SUBST([HAVE_FSTATAT])
                     82:   HAVE_FUTIMENS=1;      AC_SUBST([HAVE_FUTIMENS])
                     83:   HAVE_LCHMOD=1;        AC_SUBST([HAVE_LCHMOD])
                     84:   HAVE_LSTAT=1;         AC_SUBST([HAVE_LSTAT])
                     85:   HAVE_MKDIRAT=1;       AC_SUBST([HAVE_MKDIRAT])
                     86:   HAVE_MKFIFO=1;        AC_SUBST([HAVE_MKFIFO])
                     87:   HAVE_MKFIFOAT=1;      AC_SUBST([HAVE_MKFIFOAT])
                     88:   HAVE_MKNOD=1;         AC_SUBST([HAVE_MKNOD])
                     89:   HAVE_MKNODAT=1;       AC_SUBST([HAVE_MKNODAT])
                     90:   HAVE_UTIMENSAT=1;     AC_SUBST([HAVE_UTIMENSAT])
                     91:   REPLACE_FSTAT=0;      AC_SUBST([REPLACE_FSTAT])
                     92:   REPLACE_FSTATAT=0;    AC_SUBST([REPLACE_FSTATAT])
                     93:   REPLACE_FUTIMENS=0;   AC_SUBST([REPLACE_FUTIMENS])
                     94:   REPLACE_LSTAT=0;      AC_SUBST([REPLACE_LSTAT])
                     95:   REPLACE_MKDIR=0;      AC_SUBST([REPLACE_MKDIR])
                     96:   REPLACE_MKFIFO=0;     AC_SUBST([REPLACE_MKFIFO])
                     97:   REPLACE_MKNOD=0;      AC_SUBST([REPLACE_MKNOD])
                     98:   REPLACE_STAT=0;       AC_SUBST([REPLACE_STAT])
                     99:   REPLACE_UTIMENSAT=0;  AC_SUBST([REPLACE_UTIMENSAT])
                    100: ])