1 /***********************************************************************/
5 /* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
7 /* Copyright 2002 Institut National de Recherche en Informatique et */
8 /* en Automatique. All rights reserved. This file is distributed */
9 /* under the terms of the GNU Library General Public License, with */
10 /* the special exception on linking described in file ../../LICENSE. */
12 /***********************************************************************/
14 /* $Id: stat.c 9199 2009-03-28 16:39:50Z xleroy $ */
20 #include "unixsupport.h"
21 #include "cst2constr.h"
22 #define _INTEGRAL_MAX_BITS 64
23 #include <sys/types.h>
39 static int file_kind_table[] = {
40 S_IFREG, S_IFDIR, S_IFCHR, S_IFBLK, S_IFLNK, S_IFIFO, S_IFSOCK
43 static value stat_aux(int use_64, struct _stati64 *buf)
48 v = caml_alloc (12, 0);
49 Store_field (v, 0, Val_int (buf->st_dev));
50 Store_field (v, 1, Val_int (buf->st_ino));
51 Store_field (v, 2, cst_to_constr (buf->st_mode & S_IFMT, file_kind_table,
52 sizeof(file_kind_table) / sizeof(int), 0));
53 Store_field (v, 3, Val_int(buf->st_mode & 07777));
54 Store_field (v, 4, Val_int (buf->st_nlink));
55 Store_field (v, 5, Val_int (buf->st_uid));
56 Store_field (v, 6, Val_int (buf->st_gid));
57 Store_field (v, 7, Val_int (buf->st_rdev));
59 use_64 ? copy_int64(buf->st_size) : Val_int (buf->st_size));
60 Store_field (v, 9, copy_double((double) buf->st_atime));
61 Store_field (v, 10, copy_double((double) buf->st_mtime));
62 Store_field (v, 11, copy_double((double) buf->st_ctime));
66 CAMLprim value unix_stat(value path)
71 ret = _stati64(String_val(path), &buf);
72 if (ret == -1) uerror("stat", path);
73 if (buf.st_size > Max_long) {
74 win32_maperr(ERROR_ARITHMETIC_OVERFLOW);
77 return stat_aux(0, &buf);
80 CAMLprim value unix_stat_64(value path)
84 ret = _stati64(String_val(path), &buf);
85 if (ret == -1) uerror("stat", path);
86 return stat_aux(1, &buf);
89 CAMLprim value unix_fstat(value handle)
94 ret = _fstati64(win_CRT_fd_of_filedescr(handle), &buf);
95 if (ret == -1) uerror("fstat", Nothing);
96 if (buf.st_size > Max_long) {
97 win32_maperr(ERROR_ARITHMETIC_OVERFLOW);
98 uerror("fstat", Nothing);
100 return stat_aux(0, &buf);
103 CAMLprim value unix_fstat_64(value handle)
108 ret = _fstati64(win_CRT_fd_of_filedescr(handle), &buf);
109 if (ret == -1) uerror("fstat", Nothing);
110 return stat_aux(1, &buf);