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-rw-r--r--Utilities/cmlibarchive/contrib/shar/shar.c314
1 files changed, 0 insertions, 314 deletions
diff --git a/Utilities/cmlibarchive/contrib/shar/shar.c b/Utilities/cmlibarchive/contrib/shar/shar.c
deleted file mode 100644
index 91ab2b5..0000000
--- a/Utilities/cmlibarchive/contrib/shar/shar.c
+++ /dev/null
@@ -1,314 +0,0 @@
-/*-
- * Copyright (c) 2008 Jaakko Heinonen
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer
- * in this position and unchanged.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-#ifdef __FBSDID
-__FBSDID("$FreeBSD$");
-#endif
-
-#include <sys/stat.h>
-#include <sys/types.h>
-
-#include <archive.h>
-#include <archive_entry.h>
-#include <assert.h>
-#include <err.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <limits.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sysexits.h>
-#include <unistd.h>
-
-#include "tree.h"
-
-/* command line options */
-static int b_opt; /* use alternative shar binary format */
-static int r_opt; /* recurse into subdirectories */
-static char *o_arg; /* output file name */
-
-static void
-usage(void)
-{
- fprintf(stderr, "Usage: shar [-br] [-o filename] file ...\n");
- exit(EX_USAGE);
-}
-
-/*
- * Initialize archive structure and create a shar archive.
- */
-static struct archive *
-shar_create(void)
-{
- struct archive *a;
-
- if ((a = archive_write_new()) == NULL)
- errx(EXIT_FAILURE, "%s", archive_error_string(a));
-
- if (b_opt)
- archive_write_set_format_shar_dump(a);
- else
- archive_write_set_format_shar(a);
- archive_write_set_compression_none(a);
-
- if (archive_write_open_filename(a, o_arg) != ARCHIVE_OK)
- errx(EX_CANTCREAT, "%s", archive_error_string(a));
-
- return (a);
-}
-
-/* buffer for file data */
-static char buffer[32768];
-
-/*
- * Write file data to an archive entry.
- */
-static int
-shar_write_entry_data(struct archive *a, const int fd)
-{
- ssize_t bytes_read, bytes_written;
-
- assert(a != NULL);
- assert(fd >= 0);
-
- bytes_read = read(fd, buffer, sizeof(buffer));
- while (bytes_read != 0) {
- if (bytes_read < 0) {
- archive_set_error(a, errno, "Read failed");
- return (ARCHIVE_WARN);
- }
- bytes_written = archive_write_data(a, buffer, bytes_read);
- if (bytes_written < 0)
- return (ARCHIVE_WARN);
- bytes_read = read(fd, buffer, sizeof(buffer));
- }
-
- return (ARCHIVE_OK);
-}
-
-/*
- * Write a file to the archive. We have special handling for symbolic links.
- */
-static int
-shar_write_entry(struct archive *a, const char *pathname, const char *accpath,
- const struct stat *st)
-{
- struct archive_entry *entry;
- int fd = -1;
- int ret = ARCHIVE_OK;
-
- assert(a != NULL);
- assert(pathname != NULL);
- assert(accpath != NULL);
- assert(st != NULL);
-
- entry = archive_entry_new();
-
- if (S_ISREG(st->st_mode) && st->st_size > 0) {
- /* regular file */
- if ((fd = open(accpath, O_RDONLY)) == -1) {
- warn("%s", accpath);
- ret = ARCHIVE_WARN;
- goto out;
- }
- } else if (S_ISLNK(st->st_mode)) {
- /* symbolic link */
- char lnkbuff[PATH_MAX + 1];
- int lnklen;
- if ((lnklen = readlink(accpath, lnkbuff, PATH_MAX)) == -1) {
- warn("%s", accpath);
- ret = ARCHIVE_WARN;
- goto out;
- }
- lnkbuff[lnklen] = '\0';
- archive_entry_set_symlink(entry, lnkbuff);
- }
- archive_entry_copy_stat(entry, st);
- archive_entry_set_pathname(entry, pathname);
- if (!S_ISREG(st->st_mode) || st->st_size == 0)
- archive_entry_set_size(entry, 0);
- if (archive_write_header(a, entry) != ARCHIVE_OK) {
- warnx("%s: %s", pathname, archive_error_string(a));
- ret = ARCHIVE_WARN;
- goto out;
- }
- if (fd >= 0) {
- if ((ret = shar_write_entry_data(a, fd)) != ARCHIVE_OK)
- warnx("%s: %s", accpath, archive_error_string(a));
- }
-out:
- archive_entry_free(entry);
- if (fd >= 0)
- close(fd);
-
- return (ret);
-}
-
-/*
- * Write singe path to the archive. The path can be a regular file, directory
- * or device. Symbolic links are followed.
- */
-static int
-shar_write_path(struct archive *a, const char *pathname)
-{
- struct stat st;
-
- assert(a != NULL);
- assert(pathname != NULL);
-
- if ((stat(pathname, &st)) == -1) {
- warn("%s", pathname);
- return (ARCHIVE_WARN);
- }
-
- return (shar_write_entry(a, pathname, pathname, &st));
-}
-
-/*
- * Write tree to the archive. If pathname is a symbolic link it will be
- * followed. Other symbolic links are stored as such to the archive.
- */
-static int
-shar_write_tree(struct archive *a, const char *pathname)
-{
- struct tree *t;
- const struct stat *lst, *st;
- int error = 0;
- int tree_ret;
- int first;
-
- assert(a != NULL);
- assert(pathname != NULL);
-
- t = tree_open(pathname);
- for (first = 1; (tree_ret = tree_next(t)); first = 0) {
- if (tree_ret == TREE_ERROR_DIR) {
- warnx("%s: %s", tree_current_path(t),
- strerror(tree_errno(t)));
- error = 1;
- continue;
- } else if (tree_ret != TREE_REGULAR)
- continue;
- if ((lst = tree_current_lstat(t)) == NULL) {
- warn("%s", tree_current_path(t));
- error = 1;
- continue;
- }
- /*
- * If the symlink was given on command line then
- * follow it rather than write it as symlink.
- */
- if (first && S_ISLNK(lst->st_mode)) {
- if ((st = tree_current_stat(t)) == NULL) {
- warn("%s", tree_current_path(t));
- error = 1;
- continue;
- }
- } else
- st = lst;
-
- if (shar_write_entry(a, tree_current_path(t),
- tree_current_access_path(t), st) != ARCHIVE_OK)
- error = 1;
-
- tree_descend(t);
- }
-
- tree_close(t);
-
- return ((error != 0) ? ARCHIVE_WARN : ARCHIVE_OK);
-}
-
-/*
- * Create a shar archive and write files/trees into it.
- */
-static int
-shar_write(char **fn, size_t nfn)
-{
- struct archive *a;
- size_t i;
- int error = 0;
-
- assert(fn != NULL);
- assert(nfn > 0);
-
- a = shar_create();
-
- for (i = 0; i < nfn; i++) {
- if (r_opt) {
- if (shar_write_tree(a, fn[i]) != ARCHIVE_OK)
- error = 1;
- } else {
- if (shar_write_path(a, fn[i]) != ARCHIVE_OK)
- error = 1;
- }
- }
-
- if (archive_write_finish(a) != ARCHIVE_OK)
- errx(EXIT_FAILURE, "%s", archive_error_string(a));
-
- if (error != 0)
- warnx("Error exit delayed from previous errors.");
-
- return (error);
-}
-
-int
-main(int argc, char **argv)
-{
- int opt;
-
- while ((opt = getopt(argc, argv, "bro:")) != -1) {
- switch (opt) {
- case 'b':
- b_opt = 1;
- break;
- case 'o':
- o_arg = optarg;
- break;
- case 'r':
- r_opt = 1;
- break;
- default:
- usage();
- /* NOTREACHED */
- }
- }
- argc -= optind;
- argv += optind;
-
- if(argc < 1)
- usage();
-
- if (shar_write(argv, argc) != 0)
- exit(EXIT_FAILURE);
- else
- exit(EXIT_SUCCESS);
- /* NOTREACHED */
-}
-
generated by cgit v0.12 at 2024-10-19 17:21:13 (GMT)