bdc88fdc68
function old new delta tar_longopts - 222 +222 static.udhcpc_longopts - 192 +192 start_stop_daemon_longopts - 150 +150 getopt32 1045 1185 +140 static.wget_longopts - 111 +111 static.od_longopts - 105 +105 getopt_longopts - 96 +96 install_longopts - 67 +67 ipcalc_longopts - 63 +63 static.hwclock_longopts - 54 +54 ftpgetput_longopts - 52 +52 static.dumpleases_longopts - 32 +32 env_longopts - 31 +31 runparts_longopts - 30 +30 mv_longopts - 24 +24 mkdir_longopts - 19 +19 find_pair 164 180 +16 bb_null_long_options - 16 +16 setconsole_longopts - 10 +10 display_speed 91 98 +7 collect_blk 467 474 +7 show_color 4 1 -3 ls_main 913 904 -9 bb_default_long_options 16 - -16 ls_color_opt 32 10 -22 setconsole_long_options 32 - -32 arith 2077 2030 -47 mv_long_options 48 - -48 mkdir_long_options 48 - -48 env_long_options 48 - -48 static.options 248 184 -64 runparts_long_options 80 - -80 ftpgetput_long_options 96 - -96 static.hwclock_long_options 112 - -112 install_long_options 112 - -112 static.long_options 144 - -144 static.wget_long_options 160 - -160 longopts 160 - -160 static.arg_options 304 - -304 tar_long_options 320 - -320 long_options 384 - -384 ------------------------------------------------------------------------------ (add/remove: 17/15 grow/shrink: 4/5 up/down: 1444/-2209) Total: -765 bytes text data bss dec hex filename 782618 1328 11900 795846 c24c6 busybox_old 781354 1328 11900 794582 c1fd6 busybox_unstripped
134 lines
2.9 KiB
C
134 lines
2.9 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini mv implementation for busybox
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*
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* Copyright (C) 2000 by Matt Kraai <kraai@alumni.carnegiemellon.edu>
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* SELinux support by Yuichi Nakamura <ynakam@hitachisoft.jp>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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*/
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/* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
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*
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* Size reduction and improved error checking.
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <getopt.h> /* struct option */
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#include "libbb.h"
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#include "libcoreutils/coreutils.h"
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#if ENABLE_FEATURE_MV_LONG_OPTIONS
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static const char mv_longopts[] =
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"interactive\0" No_argument "i"
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"force\0" No_argument "f"
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"\0";
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#endif
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#define OPT_FILEUTILS_FORCE 1
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#define OPT_FILEUTILS_INTERACTIVE 2
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static const char fmt[] = "cannot overwrite %sdirectory with %sdirectory";
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int mv_main(int argc, char **argv);
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int mv_main(int argc, char **argv)
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{
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struct stat dest_stat;
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const char *last;
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const char *dest;
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unsigned long flags;
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int dest_exists;
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int status = 0;
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int copy_flag = 0;
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#if ENABLE_FEATURE_MV_LONG_OPTIONS
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applet_long_options = mv_longopts;
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#endif
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opt_complementary = "f-i:i-f";
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flags = getopt32(argc, argv, "fi");
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if (optind + 2 > argc) {
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bb_show_usage();
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}
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last = argv[argc - 1];
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argv += optind;
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if (optind + 2 == argc) {
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dest_exists = cp_mv_stat(last, &dest_stat);
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if (dest_exists < 0) {
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return 1;
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}
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if (!(dest_exists & 2)) {
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dest = last;
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goto DO_MOVE;
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}
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}
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do {
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dest = concat_path_file(last, bb_get_last_path_component(*argv));
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dest_exists = cp_mv_stat(dest, &dest_stat);
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if (dest_exists < 0) {
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goto RET_1;
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}
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DO_MOVE:
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if (dest_exists && !(flags & OPT_FILEUTILS_FORCE) &&
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((access(dest, W_OK) < 0 && isatty(0)) ||
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(flags & OPT_FILEUTILS_INTERACTIVE))) {
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if (fprintf(stderr, "mv: overwrite '%s'? ", dest) < 0) {
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goto RET_1; /* Ouch! fprintf failed! */
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}
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if (!bb_ask_confirmation()) {
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goto RET_0;
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}
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}
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if (rename(*argv, dest) < 0) {
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struct stat source_stat;
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int source_exists;
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if (errno != EXDEV ||
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(source_exists = cp_mv_stat(*argv, &source_stat)) < 1) {
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bb_perror_msg("cannot rename '%s'", *argv);
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} else {
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if (dest_exists) {
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if (dest_exists == 3) {
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if (source_exists != 3) {
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bb_error_msg(fmt, "", "non-");
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goto RET_1;
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}
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} else {
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if (source_exists == 3) {
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bb_error_msg(fmt, "non-", "");
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goto RET_1;
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}
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}
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if (unlink(dest) < 0) {
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bb_perror_msg("cannot remove '%s'", dest);
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goto RET_1;
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}
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}
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copy_flag = FILEUTILS_RECUR | FILEUTILS_PRESERVE_STATUS;
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#if ENABLE_SELINUX
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copy_flag |= FILEUTILS_PRESERVE_SECURITY_CONTEXT;
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#endif
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if ((copy_file(*argv, dest, copy_flag) >= 0) &&
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(remove_file(*argv, FILEUTILS_RECUR | FILEUTILS_FORCE) >= 0)) {
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goto RET_0;
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}
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}
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RET_1:
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status = 1;
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}
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RET_0:
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if (dest != last) {
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free((void *) dest);
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}
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} while (*++argv != last);
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return status;
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}
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