135 lines
3.4 KiB
C
135 lines
3.4 KiB
C
/*-
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* Copyright (c) 2019 Juan Romero Pardines.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <strings.h>
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#include <errno.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <xbps.h>
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#include "../xbps-install/defs.h"
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static void __attribute__((noreturn))
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usage(void)
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{
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fprintf(stdout,
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"Usage: xbps-fetch [options] <url> <url+N>\n\n"
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"OPTIONS:\n"
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" -d\t\tEnable debug messages to stderr\n"
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" -h\t\tShow usage()\n"
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" -o <file>\tRename downloaded file to <file>\n"
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" -v\t\tEnable verbose output\n"
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" -V\t\tPrints the xbps release version\n");
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exit(EXIT_FAILURE);
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}
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static char *
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fname(char *url)
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{
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char *filename;
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if ((filename = strrchr(url, '>'))) {
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*filename = '\0';
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} else {
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filename = strrchr(url, '/');
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}
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if (filename == NULL)
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return NULL;
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return filename + 1;
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}
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int
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main(int argc, char **argv)
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{
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int flags = 0, c = 0, rv = 0;
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bool verbose = false;
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struct xbps_handle xh = {};
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struct xferstat xfer = {};
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const char *filename = NULL, *progname = argv[0];
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const struct option longopts[] = {
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{ NULL, 0, NULL, 0 }
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};
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while ((c = getopt_long(argc, argv, "o:dhVv", longopts, NULL)) != -1) {
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switch (c) {
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case 'o':
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filename = optarg;
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break;
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case 'd':
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flags |= XBPS_FLAG_DEBUG;
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break;
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case 'v':
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verbose = true;
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break;
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case 'V':
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printf("%s\n", XBPS_RELVER);
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exit(EXIT_SUCCESS);
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case '?':
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case 'h':
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default:
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usage();
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}
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}
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argc -= optind;
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argv += optind;
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if (!argc)
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usage();
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/*
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* Initialize libxbps.
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*/
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xh.flags = flags;
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xh.fetch_cb = fetch_file_progress_cb;
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xh.fetch_cb_data = &xfer;
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if ((rv = xbps_init(&xh)) != 0) {
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xbps_error_printf("%s: failed to initialize libxbps: %s\n",
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progname, strerror(rv));
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exit(EXIT_FAILURE);
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}
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for (int i = 0; i < argc; i++) {
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if (i > 0 || !filename)
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filename = fname(argv[i]);
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rv = xbps_fetch_file_dest(&xh, argv[i], filename, verbose ? "v" : "");
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if (rv == -1) {
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fprintf(stderr, "%s: %s\n", argv[i], xbps_fetch_error_string());
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} else if (rv == 0) {
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printf("%s: file is identical with remote.\n", argv[i]);
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} else {
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rv = 0;
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}
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}
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xbps_end(&xh);
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exit(rv ? EXIT_FAILURE : EXIT_SUCCESS);
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}
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