kc3-lang/gnulib/m4/off64_t.m4

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• Hash : b1f65faa
  Author :
  Date : 2024-10-17T21:52:41
  

  Use a warranty disclaimer in all-permissive license notices.
  
  * etc/license-notices/unlimited: Add a short warranty disclaimer
  sentence.
  * m4/*.m4: Update.
  * build-aux/prefix-gnulib-mk: Likewise.
  * HACKING: Likewise.
  

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• m4/off64_t.m4

• # off64_t.m4
  # serial 1
  dnl Copyright (C) 2024 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 This file is offered as-is, without any warranty.
  
  dnl Check whether <sys/types.h> defines the 'off64_t' type.
  dnl Set HAVE_OFF64_T.
  
  AC_DEFUN([gl_TYPE_OFF64_T],
  [
    dnl Persuade glibc <sys/types.h>, <stdio.h>, <fcntl.h>, <unistd.h>, <aio.h>
    dnl to define off64_t.
    AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
  
    AC_CACHE_CHECK([for off64_t], [gl_cv_off64_t],
      [AC_COMPILE_IFELSE(
         [AC_LANG_PROGRAM(
            [[#include <sys/types.h>]],
            [[int x = sizeof (off64_t *) + sizeof (off64_t);
              return !x;]])],
         [gl_cv_off64_t=yes], [gl_cv_off64_t=no])])
  
    if test $gl_cv_off64_t != no; then
      HAVE_OFF64_T=1
    else
      HAVE_OFF64_T=0
    fi
    AC_SUBST([HAVE_OFF64_T])
  ])
  

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