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https://github.com/libguestfs/libguestfs.git
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43 lines
1.5 KiB
OCaml
43 lines
1.5 KiB
OCaml
(* guestfs-inspection
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* Copyright (C) 2009-2017 Red Hat Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*)
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open Printf
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open Unix
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let rec is_file ?(followsymlinks = false) path =
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is "is_file" S_REG followsymlinks path
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and is_dir ?(followsymlinks = false) path =
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is "is_dir" S_DIR followsymlinks path
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and is_symlink path =
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is "is_symlink" S_LNK false path
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and is func expected_kind followsymlinks path =
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let chroot = Chroot.create ~name:(sprintf "%s: %s" func path) () in
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let kind =
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Chroot.f chroot (
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fun () ->
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let statfun = if followsymlinks then stat else lstat in
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try
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let statbuf = statfun path in
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Some statbuf.st_kind
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with
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Unix_error ((ENOENT|ENOTDIR), _, _) ->
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None (* File doesn't exist => return None *)
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) () in
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kind = Some expected_kind
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