diff options
Diffstat (limited to 'm4/d-type.m4')
| -rw-r--r-- | m4/d-type.m4 | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/m4/d-type.m4 b/m4/d-type.m4 new file mode 100644 index 00000000000..c819fc02f84 --- /dev/null +++ b/m4/d-type.m4 @@ -0,0 +1,32 @@ +# serial 12 + +dnl From Jim Meyering. +dnl +dnl Check whether struct dirent has a member named d_type. +dnl + +# Copyright (C) 1997, 1999-2004, 2006, 2009-2017 Free Software Foundation, Inc. +# +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_CHECK_TYPE_STRUCT_DIRENT_D_TYPE], + [AC_CACHE_CHECK([for d_type member in directory struct], + [gl_cv_struct_dirent_d_type], + [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ +#include <sys/types.h> +#include <dirent.h> + ]], + [[struct dirent dp; dp.d_type = 0;]])], + [gl_cv_struct_dirent_d_type=yes], + [gl_cv_struct_dirent_d_type=no]) + ] + ) + if test $gl_cv_struct_dirent_d_type = yes; then + AC_DEFINE([HAVE_STRUCT_DIRENT_D_TYPE], [1], + [Define if there is a member named d_type in the struct describing + directory headers.]) + fi + ] +) |