Import Upstream version 2.72.4
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gio/gio-tool-copy.c
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227
gio/gio-tool-copy.c
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/*
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* Copyright 2015 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Matthias Clasen <mclasen@redhat.com>
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*/
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#include "config.h"
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#include <gio/gio.h>
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#include <gi18n.h>
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#include <stdio.h>
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#if 0
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#include <locale.h>
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#endif
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#include "gio-tool.h"
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static gboolean no_target_directory = FALSE;
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static gboolean progress = FALSE;
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static gboolean interactive = FALSE;
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static gboolean preserve = FALSE;
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static gboolean backup = FALSE;
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static gboolean no_dereference = FALSE;
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static gboolean default_permissions = FALSE;
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static const GOptionEntry entries[] = {
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{ "no-target-directory", 'T', 0, G_OPTION_ARG_NONE, &no_target_directory, N_("No target directory"), NULL },
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{ "progress", 'p', 0, G_OPTION_ARG_NONE, &progress, N_("Show progress"), NULL },
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{ "interactive", 'i', 0, G_OPTION_ARG_NONE, &interactive, N_("Prompt before overwrite"), NULL },
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{ "preserve", 'p', 0, G_OPTION_ARG_NONE, &preserve, N_("Preserve all attributes"), NULL },
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{ "backup", 'b', 0, G_OPTION_ARG_NONE, &backup, N_("Backup existing destination files"), NULL },
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{ "no-dereference", 'P', 0, G_OPTION_ARG_NONE, &no_dereference, N_("Never follow symbolic links"), NULL },
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{ "default-permissions", 0, 0, G_OPTION_ARG_NONE, &default_permissions, N_("Use default permissions for the destination"), NULL },
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G_OPTION_ENTRY_NULL
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};
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static gint64 start_time;
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static gint64 previous_time;
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static void
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show_progress (goffset current_num_bytes,
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goffset total_num_bytes,
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gpointer user_data)
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{
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gint64 tv;
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char *current_size, *total_size, *rate;
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tv = g_get_monotonic_time ();
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if (tv - previous_time < (G_USEC_PER_SEC / 5) &&
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current_num_bytes != total_num_bytes)
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return;
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current_size = g_format_size (current_num_bytes);
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total_size = g_format_size (total_num_bytes);
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rate = g_format_size (current_num_bytes /
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MAX ((tv - start_time) / G_USEC_PER_SEC, 1));
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g_print ("\r\033[K");
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g_print (_("Transferred %s out of %s (%s/s)"), current_size, total_size, rate);
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previous_time = tv;
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g_free (current_size);
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g_free (total_size);
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g_free (rate);
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}
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int
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handle_copy (int argc, char *argv[], gboolean do_help)
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{
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GOptionContext *context;
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GError *error = NULL;
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char *param;
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GFile *source, *dest, *target;
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gboolean dest_is_dir;
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char *basename;
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char *uri;
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int i;
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GFileCopyFlags flags;
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int retval = 0;
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g_set_prgname ("gio copy");
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/* Translators: commandline placeholder */
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param = g_strdup_printf ("%s… %s", _("SOURCE"), _("DESTINATION"));
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context = g_option_context_new (param);
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g_free (param);
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g_option_context_set_help_enabled (context, FALSE);
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g_option_context_set_summary (context,
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_("Copy one or more files from SOURCE to DESTINATION."));
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g_option_context_set_description (context,
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_("gio copy is similar to the traditional cp utility, but using GIO\n"
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"locations instead of local files: for example, you can use something\n"
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"like smb://server/resource/file.txt as location."));
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g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
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if (do_help)
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{
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show_help (context, NULL);
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g_option_context_free (context);
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return 0;
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}
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if (!g_option_context_parse (context, &argc, &argv, &error))
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{
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show_help (context, error->message);
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g_error_free (error);
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g_option_context_free (context);
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return 1;
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}
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if (argc < 3)
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{
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show_help (context, NULL);
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g_option_context_free (context);
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return 1;
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}
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dest = g_file_new_for_commandline_arg (argv[argc - 1]);
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if (no_target_directory && argc > 3)
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{
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show_help (context, NULL);
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g_object_unref (dest);
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g_option_context_free (context);
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return 1;
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}
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dest_is_dir = file_is_dir (dest);
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if (!dest_is_dir && argc > 3)
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{
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char *message;
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message = g_strdup_printf (_("Destination %s is not a directory"), argv[argc - 1]);
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show_help (context, message);
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g_free (message);
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g_object_unref (dest);
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g_option_context_free (context);
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return 1;
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}
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g_option_context_free (context);
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for (i = 1; i < argc - 1; i++)
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{
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source = g_file_new_for_commandline_arg (argv[i]);
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if (dest_is_dir && !no_target_directory)
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{
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basename = g_file_get_basename (source);
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target = g_file_get_child (dest, basename);
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g_free (basename);
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}
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else
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target = g_object_ref (dest);
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flags = 0;
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if (backup)
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flags |= G_FILE_COPY_BACKUP;
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if (!interactive)
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flags |= G_FILE_COPY_OVERWRITE;
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if (no_dereference)
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flags |= G_FILE_COPY_NOFOLLOW_SYMLINKS;
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if (preserve)
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flags |= G_FILE_COPY_ALL_METADATA;
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if (default_permissions)
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flags |= G_FILE_COPY_TARGET_DEFAULT_PERMS;
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error = NULL;
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start_time = g_get_monotonic_time ();
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if (!g_file_copy (source, target, flags, NULL, progress ? show_progress : NULL, NULL, &error))
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{
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if (interactive && g_error_matches (error, G_IO_ERROR, G_IO_ERROR_EXISTS))
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{
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char line[16];
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g_error_free (error);
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error = NULL;
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uri = g_file_get_uri (target);
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g_print (_("%s: overwrite “%s”? "), argv[0], uri);
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g_free (uri);
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if (fgets (line, sizeof (line), stdin) &&
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(line[0] == 'y' || line[0] == 'Y'))
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{
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flags |= G_FILE_COPY_OVERWRITE;
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start_time = g_get_monotonic_time ();
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if (!g_file_copy (source, target, flags, NULL, progress ? show_progress : NULL, NULL, &error))
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goto copy_failed;
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}
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}
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else
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{
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copy_failed:
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print_file_error (source, error->message);
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g_error_free (error);
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retval = 1;
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}
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}
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if (progress && retval == 0)
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g_print ("\n");
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g_object_unref (source);
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g_object_unref (target);
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}
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g_object_unref (dest);
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return retval;
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}
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