kc3-lang/gnulib/m4/open-cloexec.m4

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• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

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• m4/open-cloexec.m4

• # Test whether O_CLOEXEC is defined.
  
  dnl Copyright 2017-2023 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_PREPROC_O_CLOEXEC],
  [
    AC_CACHE_CHECK([for O_CLOEXEC],
      [gl_cv_macro_O_CLOEXEC],
      [AC_COMPILE_IFELSE(
         [AC_LANG_PROGRAM([[#include <fcntl.h>
                            #ifndef O_CLOEXEC
                              choke me;
                            #endif
                          ]],
                          [[return O_CLOEXEC;]])],
         [gl_cv_macro_O_CLOEXEC=yes],
         [gl_cv_macro_O_CLOEXEC=no])])
  ])
  

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