112 lines
3.2 KiB
C
112 lines
3.2 KiB
C
/***********************************************************************/
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/* */
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/* OCaml */
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/* */
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/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 2002 Institut National de Recherche en Informatique et */
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/* en Automatique. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License, with */
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/* the special exception on linking described in file ../../LICENSE. */
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/* */
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/***********************************************************************/
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/* $Id$ */
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#include <errno.h>
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#include <mlvalues.h>
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#include <memory.h>
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#include <alloc.h>
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#include "unixsupport.h"
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#include "cst2constr.h"
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#define _INTEGRAL_MAX_BITS 64
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifndef S_IFLNK
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#define S_IFLNK 0
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#endif
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#ifndef S_IFIFO
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#define S_IFIFO 0
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#endif
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#ifndef S_IFSOCK
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#define S_IFSOCK 0
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#endif
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#ifndef S_IFBLK
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#define S_IFBLK 0
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#endif
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static int file_kind_table[] = {
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S_IFREG, S_IFDIR, S_IFCHR, S_IFBLK, S_IFLNK, S_IFIFO, S_IFSOCK
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};
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static value stat_aux(int use_64, struct _stati64 *buf)
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{
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CAMLparam0 ();
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CAMLlocal1 (v);
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v = caml_alloc (12, 0);
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Store_field (v, 0, Val_int (buf->st_dev));
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Store_field (v, 1, Val_int (buf->st_ino));
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Store_field (v, 2, cst_to_constr (buf->st_mode & S_IFMT, file_kind_table,
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sizeof(file_kind_table) / sizeof(int), 0));
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Store_field (v, 3, Val_int(buf->st_mode & 07777));
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Store_field (v, 4, Val_int (buf->st_nlink));
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Store_field (v, 5, Val_int (buf->st_uid));
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Store_field (v, 6, Val_int (buf->st_gid));
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Store_field (v, 7, Val_int (buf->st_rdev));
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Store_field (v, 8,
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use_64 ? copy_int64(buf->st_size) : Val_int (buf->st_size));
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Store_field (v, 9, copy_double((double) buf->st_atime));
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Store_field (v, 10, copy_double((double) buf->st_mtime));
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Store_field (v, 11, copy_double((double) buf->st_ctime));
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CAMLreturn (v);
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}
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CAMLprim value unix_stat(value path)
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{
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int ret;
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struct _stati64 buf;
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ret = _stati64(String_val(path), &buf);
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if (ret == -1) uerror("stat", path);
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if (buf.st_size > Max_long) {
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win32_maperr(ERROR_ARITHMETIC_OVERFLOW);
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uerror("stat", path);
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}
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return stat_aux(0, &buf);
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}
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CAMLprim value unix_stat_64(value path)
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{
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int ret;
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struct _stati64 buf;
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ret = _stati64(String_val(path), &buf);
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if (ret == -1) uerror("stat", path);
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return stat_aux(1, &buf);
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}
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CAMLprim value unix_fstat(value handle)
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{
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int ret;
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struct _stati64 buf;
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ret = _fstati64(win_CRT_fd_of_filedescr(handle), &buf);
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if (ret == -1) uerror("fstat", Nothing);
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if (buf.st_size > Max_long) {
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win32_maperr(ERROR_ARITHMETIC_OVERFLOW);
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uerror("fstat", Nothing);
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}
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return stat_aux(0, &buf);
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}
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CAMLprim value unix_fstat_64(value handle)
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{
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int ret;
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struct _stati64 buf;
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ret = _fstati64(win_CRT_fd_of_filedescr(handle), &buf);
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if (ret == -1) uerror("fstat", Nothing);
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return stat_aux(1, &buf);
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}
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