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https://github.com/libguestfs/libguestfs.git
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8be72935dc
Create a module ‘C_utils’ containing functions like ‘drive_name’ and ‘shell_unquote’ which come from the C utilities. The new directory ‘common/mlutils’ also contains the ‘Unix_utils’ wrappers around POSIX functions missing from the OCaml stdlib.
84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
/* virt-v2v
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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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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <errno.h>
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#include <caml/alloc.h>
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#include <caml/fail.h>
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#include <caml/memory.h>
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#include <caml/mlvalues.h>
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#ifdef HAVE_CAML_UNIXSUPPORT_H
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#include <caml/unixsupport.h>
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#else
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#define Nothing ((value) 0)
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extern void unix_error (int errcode, char * cmdname, value arg) Noreturn;
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#endif
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#include "guestfs.h"
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#include "guestfs-internal-frontend.h"
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#pragma GCC diagnostic ignored "-Wmissing-prototypes"
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value
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guestfs_int_mlutils_drive_name (value indexv)
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{
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CAMLparam1 (indexv);
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CAMLlocal1 (namev);
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char name[64];
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guestfs_int_drive_name (Int_val (indexv), name);
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namev = caml_copy_string (name);
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CAMLreturn (namev);
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}
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value
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guestfs_int_mlutils_drive_index (value strv)
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{
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CAMLparam1 (strv);
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ssize_t r;
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r = guestfs_int_drive_index (String_val (strv));
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if (r == -1)
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caml_invalid_argument ("drive_index: invalid parameter");
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CAMLreturn (Val_int (r));
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}
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value
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guestfs_int_mlutils_shell_unquote (value strv)
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{
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CAMLparam1 (strv);
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CAMLlocal1 (retv);
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char *ret;
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ret = guestfs_int_shell_unquote (String_val (strv));
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if (ret == NULL)
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unix_error (errno, (char *) "guestfs_int_shell_unquote", Nothing);
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retv = caml_copy_string (ret);
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free (ret);
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CAMLreturn (retv);
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}
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