Mercurial > hg > octave-lojdl > gnulib-hg
changeset 3571:3b55576f7721
use AC_HEADER_DIRECT and all the associated cruft
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Thu, 01 Nov 2001 16:55:16 +0000 |
parents | 151c75a0f146 |
children | 7cc77af12a59 |
files | m4/dirfd.m4 |
diffstat | 1 files changed, 19 insertions(+), 3 deletions(-) [+] |
line wrap: on
line diff
--- a/m4/dirfd.m4 +++ b/m4/dirfd.m4 @@ -5,8 +5,25 @@ AC_DEFUN([UTILS_FUNC_DIRFD], [ + AC_HEADER_DIRENT AC_REPLACE_FUNCS([dirfd]) - AC_CHECK_DECLS([dirfd]) + dirfd_headers=' +#if HAVE_DIRENT_H +# include <dirent.h> +#else /* not HAVE_DIRENT_H */ +# define dirent direct +# if HAVE_SYS_NDIR_H +# include <sys/ndir.h> +# endif /* HAVE_SYS_NDIR_H */ +# if HAVE_SYS_DIR_H +# include <sys/dir.h> +# endif /* HAVE_SYS_DIR_H */ +# if HAVE_NDIR_H +# include <ndir.h> +# endif /* HAVE_NDIR_H */ +#endif /* HAVE_DIRENT_H */ +' + AC_CHECK_DECLS([dirfd], , , $dirfd_headers) if test $ac_cv_func_dirfd = no; then AC_CACHE_CHECK( [how to get the file descriptor associated with an open DIR*], @@ -30,8 +47,7 @@ DEFS="$DEFS -DDIR_TO_FD=$ac_expr" AC_TRY_COMPILE( - [#include <sys/types.h> -#include <dirent.h> + [$dirfd_headers ], [DIR *dir_p = opendir("."); (void) ($ac_expr);], dir_fd_done=yes