diff options
author | P. J. McDermott <pjm@nac.net> | 2013-06-02 10:12:27 (EDT) |
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committer | P. J. McDermott <pjm@nac.net> | 2013-06-02 10:12:27 (EDT) |
commit | 12f19801bf46ecceda69e476119a787e405ff904 (patch) | |
tree | 1101558927e34a0d6082e79bef8e400e9cc94b99 /src/libbb/.svn/text-base/copy_file.c.svn-base | |
parent | 5b483e83bc811d42c9eb0a0e38b45d4549df31bd (diff) |
Delete upstream source directory.
Diffstat (limited to 'src/libbb/.svn/text-base/copy_file.c.svn-base')
-rw-r--r-- | src/libbb/.svn/text-base/copy_file.c.svn-base | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/src/libbb/.svn/text-base/copy_file.c.svn-base b/src/libbb/.svn/text-base/copy_file.c.svn-base deleted file mode 100644 index fb76669..0000000 --- a/src/libbb/.svn/text-base/copy_file.c.svn-base +++ /dev/null @@ -1,231 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * Mini copy_file implementation for busybox - * - * - * Copyright (C) 2001 by Matt Kraai <kraai@alumni.carnegiemellon.edu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <sys/types.h> -#include <sys/stat.h> -#include <unistd.h> -#include <fcntl.h> -#include <utime.h> -#include <errno.h> -#include <dirent.h> -#include <stdlib.h> -#include <string.h> - -#include "libbb.h" - -int copy_file(const char *source, const char *dest, int flags) -{ - struct stat source_stat; - struct stat dest_stat; - int dest_exists = 1; - int status = 0; - - if (((flags & FILEUTILS_PRESERVE_SYMLINKS) && - lstat(source, &source_stat) < 0) || - (!(flags & FILEUTILS_PRESERVE_SYMLINKS) && - stat(source, &source_stat) < 0)) { - perror_msg("%s", source); - return -1; - } - - if (stat(dest, &dest_stat) < 0) { - if (errno != ENOENT) { - perror_msg("unable to stat `%s'", dest); - return -1; - } - dest_exists = 0; - } - - if (dest_exists && source_stat.st_rdev == dest_stat.st_rdev && - source_stat.st_ino == dest_stat.st_ino) { - error_msg("`%s' and `%s' are the same file", source, dest); - return -1; - } - - if (S_ISDIR(source_stat.st_mode)) { - DIR *dp; - struct dirent *d; - mode_t saved_umask = 0; - - if (!(flags & FILEUTILS_RECUR)) { - error_msg("%s: omitting directory", source); - return -1; - } - - /* Create DEST. */ - if (dest_exists) { - if (!S_ISDIR(dest_stat.st_mode)) { - error_msg("`%s' is not a directory", dest); - return -1; - } - } else { - mode_t mode; - saved_umask = umask(0); - - mode = source_stat.st_mode; - if (!(flags & FILEUTILS_PRESERVE_STATUS)) - mode = source_stat.st_mode & ~saved_umask; - mode |= S_IRWXU; - - if (mkdir(dest, mode) < 0) { - umask(saved_umask); - perror_msg("cannot create directory `%s'", dest); - return -1; - } - - umask(saved_umask); - } - - /* Recursively copy files in SOURCE. */ - if ((dp = opendir(source)) == NULL) { - perror_msg("unable to open directory `%s'", source); - status = -1; - goto end; - } - - while ((d = readdir(dp)) != NULL) { - char *new_source, *new_dest; - - if (strcmp(d->d_name, ".") == 0 || - strcmp(d->d_name, "..") == 0) - continue; - - new_source = concat_path_file(source, d->d_name); - new_dest = concat_path_file(dest, d->d_name); - if (copy_file(new_source, new_dest, flags) < 0) - status = -1; - free(new_source); - free(new_dest); - } - - /* ??? What if an error occurs in readdir? */ - - if (closedir(dp) < 0) { - perror_msg("unable to close directory `%s'", source); - status = -1; - } - - if (!dest_exists && - chmod(dest, source_stat.st_mode & ~saved_umask) < 0) { - perror_msg("unable to change permissions of `%s'", dest); - status = -1; - } - } else if (S_ISREG(source_stat.st_mode)) { - FILE *sfp, *dfp; - - if (dest_exists) { - if ((dfp = fopen(dest, "w")) == NULL) { - if (!(flags & FILEUTILS_FORCE)) { - perror_msg("unable to open `%s'", dest); - return -1; - } - - if (unlink(dest) < 0) { - perror_msg("unable to remove `%s'", dest); - return -1; - } - - dest_exists = 0; - } - } - - if (!dest_exists) { - int fd; - - if ((fd = open(dest, O_WRONLY|O_CREAT, source_stat.st_mode)) < 0 || - (dfp = fdopen(fd, "w")) == NULL) { - if (fd >= 0) - close(fd); - perror_msg("unable to open `%s'", dest); - return -1; - } - } - - if ((sfp = fopen(source, "r")) == NULL) { - fclose(dfp); - perror_msg("unable to open `%s'", source); - status = -1; - goto end; - } - - if (copy_file_chunk(sfp, dfp, -1) < 0) - status = -1; - - if (fclose(dfp) < 0) { - perror_msg("unable to close `%s'", dest); - status = -1; - } - - if (fclose(sfp) < 0) { - perror_msg("unable to close `%s'", source); - status = -1; - } - } else if (S_ISBLK(source_stat.st_mode) || S_ISCHR(source_stat.st_mode) || - S_ISSOCK(source_stat.st_mode)) { - if (mknod(dest, source_stat.st_mode, source_stat.st_rdev) < 0) { - perror_msg("unable to create `%s'", dest); - return -1; - } - } else if (S_ISFIFO(source_stat.st_mode)) { - if (mkfifo(dest, source_stat.st_mode) < 0) { - perror_msg("cannot create fifo `%s'", dest); - return -1; - } - } else if (S_ISLNK(source_stat.st_mode)) { - char *lpath = xreadlink(source); - if (symlink(lpath, dest) < 0) { - perror_msg("cannot create symlink `%s'", dest); - return -1; - } - free(lpath); - -#if (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 1) - if (flags & FILEUTILS_PRESERVE_STATUS) - if (lchown(dest, source_stat.st_uid, source_stat.st_gid) < 0) - perror_msg("unable to preserve ownership of `%s'", dest); -#endif - return 0; - } else { - error_msg("internal error: unrecognized file type"); - return -1; - } - -end: - - if (flags & FILEUTILS_PRESERVE_STATUS) { - struct utimbuf times; - - times.actime = source_stat.st_atime; - times.modtime = source_stat.st_mtime; - if (utime(dest, ×) < 0) - perror_msg("unable to preserve times of `%s'", dest); - if (chown(dest, source_stat.st_uid, source_stat.st_gid) < 0) { - source_stat.st_mode &= ~(S_ISUID | S_ISGID); - perror_msg("unable to preserve ownership of `%s'", dest); - } - if (chmod(dest, source_stat.st_mode) < 0) - perror_msg("unable to preserve permissions of `%s'", dest); - } - - return status; -} |