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author | Jim Meyering <jim@meyering.net> | 1997-08-18 20:03:36 +0000 |
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committer | Jim Meyering <jim@meyering.net> | 1997-08-18 20:03:36 +0000 |
commit | 2fc81ec762307ac71b7150c0aa02d8484befeec0 (patch) | |
tree | cddae35ff9d134a4e310cf7dff7edb53684a84c9 | |
parent | b5ef7a4be75e46cd44eb2f3cfa2512a84026ce98 (diff) | |
download | coreutils-2fc81ec762307ac71b7150c0aa02d8484befeec0.tar.gz |
-rw-r--r-- | m4/d-ino.m4 | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/m4/d-ino.m4 b/m4/d-ino.m4 new file mode 100644 index 000000000..56614ff46 --- /dev/null +++ b/m4/d-ino.m4 @@ -0,0 +1,40 @@ +#serial 1 + +dnl From Jim Meyering. +dnl +dnl Check whether struct dirent has a member named d_ino. +dnl + +AC_DEFUN(jm_STRUCT_DIRENT_D_INO, + [AC_REQUIRE([AC_HEADER_DIRENT])dnl + AC_CACHE_CHECK([for d_ino member in directory struct], + jm_cv_struct_dirent_d_ino, + [AC_TRY_LINK(dnl + [ +#include <sys/types.h> +#ifdef HAVE_DIRENT_H +# include <dirent.h> +#else /* not HAVE_DIRENT_H */ +# define dirent direct +# ifdef HAVE_SYS_NDIR_H +# include <sys/ndir.h> +# endif /* HAVE_SYS_NDIR_H */ +# ifdef HAVE_SYS_DIR_H +# include <sys/dir.h> +# endif /* HAVE_SYS_DIR_H */ +# ifdef HAVE_NDIR_H +# include <ndir.h> +# endif /* HAVE_NDIR_H */ +#endif /* HAVE_DIRENT_H */ + ], + [struct dirent dp; dp.d_ino = 0;], + + jm_cv_struct_dirent_d_ino=yes, + jm_cv_struct_dirent_d_ino=no) + ] + ) + if test $jm_cv_struct_dirent_d_ino = yes; then + AC_DEFINE(D_INO_IN_DIRENT) + fi + ] +) |