kc3-lang/gnulib/m4/random.m4

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• Hash : 3c82739c
  Author :
  Date : 2018-05-13T15:49:40
  

  random: Fix compilation error on Android.
  
  * m4/random.m4 (gl_FUNC_RANDOM): Use AC_LINK_IFELSE instead of
  AC_CHECK_FUNC.
  

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• m4/random.m4

• # random.m4 serial 3
  dnl Copyright (C) 2012-2018 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.
  
  AC_DEFUN([gl_FUNC_RANDOM],
  [
    AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
  
    dnl We can't use AC_CHECK_FUNC here, because random() is defined as a
    dnl static inline function when compiling for Android 4.4 or older.
    AC_CACHE_CHECK([for random], [gl_cv_func_random],
      [AC_LINK_IFELSE(
         [AC_LANG_PROGRAM(
            [[#include <stdlib.h>]],
            [[return random() == 0;]])
         ],
         [gl_cv_func_random=yes],
         [gl_cv_func_random=no])
      ])
    if test $gl_cv_func_random = no; then
      HAVE_RANDOM=0
    fi
  
    AC_CHECK_DECLS_ONCE([initstate])
    if test $ac_cv_have_decl_initstate = no; then
      HAVE_DECL_INITSTATE=0
    fi
  
    AC_CHECK_DECLS_ONCE([setstate])
    if test $ac_cv_have_decl_setstate = no; then
      HAVE_DECL_SETSTATE=0
    fi
  ])
  
  # Prerequisites of lib/random.c.
  AC_DEFUN([gl_PREREQ_RANDOM], [
    :
  ])
  

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