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Annotation of embedaddon/libiconv/srcm4/sys_stat_h.m4, revision 1.1.1.1

1.1       misho       1: # sys_stat_h.m4 serial 24   -*- Autoconf -*-
                      2: dnl Copyright (C) 2006-2011 Free Software Foundation, Inc.
                      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 For the mkdir substitute.
                     15:   AC_REQUIRE([AC_C_INLINE])
                     16: 
                     17:   dnl Check for broken stat macros.
                     18:   AC_REQUIRE([AC_HEADER_STAT])
                     19: 
                     20:   gl_CHECK_NEXT_HEADERS([sys/stat.h])
                     21: 
                     22:   dnl Define types that are supposed to be defined in <sys/types.h> or
                     23:   dnl <sys/stat.h>.
                     24:   AC_CHECK_TYPE([nlink_t], [],
                     25:     [AC_DEFINE([nlink_t], [int],
                     26:        [Define to the type of st_nlink in struct stat, or a supertype.])],
                     27:     [#include <sys/types.h>
                     28:      #include <sys/stat.h>])
                     29: 
                     30:   dnl Check for declarations of anything we want to poison if the
                     31:   dnl corresponding gnulib module is not in use.
                     32:   gl_WARN_ON_USE_PREPARE([[#include <sys/stat.h>
                     33:     ]], [fchmodat fstatat futimens lchmod lstat mkdirat mkfifo mkfifoat
                     34:     mknod mknodat stat utimensat])
                     35: ]) # gl_HEADER_SYS_STAT_H
                     36: 
                     37: AC_DEFUN([gl_SYS_STAT_MODULE_INDICATOR],
                     38: [
                     39:   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
                     40:   AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
                     41:   gl_MODULE_INDICATOR_SET_VARIABLE([$1])
                     42:   dnl Define it also as a C macro, for the benefit of the unit tests.
                     43:   gl_MODULE_INDICATOR_FOR_TESTS([$1])
                     44: ])
                     45: 
                     46: AC_DEFUN([gl_SYS_STAT_H_DEFAULTS],
                     47: [
                     48:   AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) dnl for REPLACE_FCHDIR
                     49:   GNULIB_FCHMODAT=0;    AC_SUBST([GNULIB_FCHMODAT])
                     50:   GNULIB_FSTATAT=0;     AC_SUBST([GNULIB_FSTATAT])
                     51:   GNULIB_FUTIMENS=0;    AC_SUBST([GNULIB_FUTIMENS])
                     52:   GNULIB_LCHMOD=0;      AC_SUBST([GNULIB_LCHMOD])
                     53:   GNULIB_LSTAT=0;       AC_SUBST([GNULIB_LSTAT])
                     54:   GNULIB_MKDIRAT=0;     AC_SUBST([GNULIB_MKDIRAT])
                     55:   GNULIB_MKFIFO=0;      AC_SUBST([GNULIB_MKFIFO])
                     56:   GNULIB_MKFIFOAT=0;    AC_SUBST([GNULIB_MKFIFOAT])
                     57:   GNULIB_MKNOD=0;       AC_SUBST([GNULIB_MKNOD])
                     58:   GNULIB_MKNODAT=0;     AC_SUBST([GNULIB_MKNODAT])
                     59:   GNULIB_STAT=0;        AC_SUBST([GNULIB_STAT])
                     60:   GNULIB_UTIMENSAT=0;   AC_SUBST([GNULIB_UTIMENSAT])
                     61:   dnl Assume proper GNU behavior unless another module says otherwise.
                     62:   HAVE_FCHMODAT=1;      AC_SUBST([HAVE_FCHMODAT])
                     63:   HAVE_FSTATAT=1;       AC_SUBST([HAVE_FSTATAT])
                     64:   HAVE_FUTIMENS=1;      AC_SUBST([HAVE_FUTIMENS])
                     65:   HAVE_LCHMOD=1;        AC_SUBST([HAVE_LCHMOD])
                     66:   HAVE_LSTAT=1;         AC_SUBST([HAVE_LSTAT])
                     67:   HAVE_MKDIRAT=1;       AC_SUBST([HAVE_MKDIRAT])
                     68:   HAVE_MKFIFO=1;        AC_SUBST([HAVE_MKFIFO])
                     69:   HAVE_MKFIFOAT=1;      AC_SUBST([HAVE_MKFIFOAT])
                     70:   HAVE_MKNOD=1;         AC_SUBST([HAVE_MKNOD])
                     71:   HAVE_MKNODAT=1;       AC_SUBST([HAVE_MKNODAT])
                     72:   HAVE_UTIMENSAT=1;     AC_SUBST([HAVE_UTIMENSAT])
                     73:   REPLACE_FSTAT=0;      AC_SUBST([REPLACE_FSTAT])
                     74:   REPLACE_FSTATAT=0;    AC_SUBST([REPLACE_FSTATAT])
                     75:   REPLACE_FUTIMENS=0;   AC_SUBST([REPLACE_FUTIMENS])
                     76:   REPLACE_LSTAT=0;      AC_SUBST([REPLACE_LSTAT])
                     77:   REPLACE_MKDIR=0;      AC_SUBST([REPLACE_MKDIR])
                     78:   REPLACE_MKFIFO=0;     AC_SUBST([REPLACE_MKFIFO])
                     79:   REPLACE_MKNOD=0;      AC_SUBST([REPLACE_MKNOD])
                     80:   REPLACE_STAT=0;       AC_SUBST([REPLACE_STAT])
                     81:   REPLACE_UTIMENSAT=0;  AC_SUBST([REPLACE_UTIMENSAT])
                     82: ])