| 1 | /* |
| 2 | Copyright (C) Andrew Tridgell 1996 |
| 3 | Copyright (C) Paul Mackerras 1996 |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 2 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program; if not, write to the Free Software |
| 17 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 18 | */ |
| 19 | |
| 20 | #include "rsync.h" |
| 21 | |
| 22 | int verbose = 0; |
| 23 | int always_checksum = 0; |
| 24 | time_t starttime; |
| 25 | off_t total_size = 0; |
| 26 | int block_size=BLOCK_SIZE; |
| 27 | |
| 28 | char *backup_suffix = BACKUP_SUFFIX; |
| 29 | |
| 30 | static char *rsync_path = RSYNC_NAME; |
| 31 | |
| 32 | int make_backups = 0; |
| 33 | int preserve_links = 0; |
| 34 | int preserve_perms = 0; |
| 35 | int preserve_devices = 0; |
| 36 | int preserve_uid = 0; |
| 37 | int preserve_gid = 0; |
| 38 | int preserve_times = 0; |
| 39 | int update_only = 0; |
| 40 | int cvs_exclude = 0; |
| 41 | int dry_run=0; |
| 42 | int local_server=0; |
| 43 | int ignore_times=0; |
| 44 | int delete_mode=0; |
| 45 | int one_file_system=0; |
| 46 | |
| 47 | int am_server = 0; |
| 48 | static int sender = 0; |
| 49 | int recurse = 0; |
| 50 | |
| 51 | static void usage(FILE *f); |
| 52 | |
| 53 | static void report(int f) |
| 54 | { |
| 55 | int in,out,tsize; |
| 56 | time_t t = time(NULL); |
| 57 | |
| 58 | if (!verbose) return; |
| 59 | |
| 60 | if (am_server && sender) { |
| 61 | write_int(f,read_total()); |
| 62 | write_int(f,write_total()); |
| 63 | write_int(f,total_size); |
| 64 | write_flush(f); |
| 65 | return; |
| 66 | } |
| 67 | |
| 68 | if (sender) { |
| 69 | in = read_total(); |
| 70 | out = write_total(); |
| 71 | tsize = (int)total_size; |
| 72 | } else { |
| 73 | in = read_int(f); |
| 74 | out = read_int(f); |
| 75 | tsize = read_int(f); |
| 76 | } |
| 77 | |
| 78 | printf("wrote %d bytes read %d bytes %g bytes/sec\n", |
| 79 | out,in,(in+out)/(0.5 + (t-starttime))); |
| 80 | printf("total size is %d speedup is %g\n", |
| 81 | tsize,(1.0*tsize)/(in+out)); |
| 82 | } |
| 83 | |
| 84 | |
| 85 | static void server_options(char **args,int *argc) |
| 86 | { |
| 87 | int ac = *argc; |
| 88 | static char argstr[50]; |
| 89 | static char bsize[30]; |
| 90 | int i, x; |
| 91 | |
| 92 | args[ac++] = "--server"; |
| 93 | |
| 94 | if (!sender) |
| 95 | args[ac++] = "--sender"; |
| 96 | |
| 97 | x = 1; |
| 98 | argstr[0] = '-'; |
| 99 | for (i=0;i<verbose;i++) |
| 100 | argstr[x++] = 'v'; |
| 101 | if (make_backups) |
| 102 | argstr[x++] = 'b'; |
| 103 | if (update_only) |
| 104 | argstr[x++] = 'u'; |
| 105 | if (dry_run) |
| 106 | argstr[x++] = 'n'; |
| 107 | if (preserve_links) |
| 108 | argstr[x++] = 'l'; |
| 109 | if (preserve_uid) |
| 110 | argstr[x++] = 'o'; |
| 111 | if (preserve_gid) |
| 112 | argstr[x++] = 'g'; |
| 113 | if (preserve_devices) |
| 114 | argstr[x++] = 'D'; |
| 115 | if (preserve_times) |
| 116 | argstr[x++] = 't'; |
| 117 | if (preserve_perms) |
| 118 | argstr[x++] = 'p'; |
| 119 | if (recurse) |
| 120 | argstr[x++] = 'r'; |
| 121 | if (always_checksum) |
| 122 | argstr[x++] = 'c'; |
| 123 | if (cvs_exclude) |
| 124 | argstr[x++] = 'C'; |
| 125 | if (ignore_times) |
| 126 | argstr[x++] = 'I'; |
| 127 | if (one_file_system) |
| 128 | argstr[x++] = 'x'; |
| 129 | argstr[x] = 0; |
| 130 | |
| 131 | if (x != 1) args[ac++] = argstr; |
| 132 | |
| 133 | if (block_size != BLOCK_SIZE) { |
| 134 | sprintf(bsize,"-B%d",block_size); |
| 135 | args[ac++] = bsize; |
| 136 | } |
| 137 | |
| 138 | if (delete_mode) |
| 139 | args[ac++] = "--delete"; |
| 140 | |
| 141 | *argc = ac; |
| 142 | } |
| 143 | |
| 144 | |
| 145 | |
| 146 | int do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out) |
| 147 | { |
| 148 | char *args[100]; |
| 149 | int i,argc=0; |
| 150 | char *tok,*p; |
| 151 | |
| 152 | if (!local_server) { |
| 153 | if (!cmd) |
| 154 | cmd = getenv(RSYNC_RSH_ENV); |
| 155 | if (!cmd) |
| 156 | cmd = RSYNC_RSH; |
| 157 | cmd = strdup(cmd); |
| 158 | if (!cmd) |
| 159 | goto oom; |
| 160 | |
| 161 | for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) { |
| 162 | args[argc++] = tok; |
| 163 | } |
| 164 | |
| 165 | if (user) { |
| 166 | args[argc++] = "-l"; |
| 167 | args[argc++] = user; |
| 168 | } |
| 169 | args[argc++] = machine; |
| 170 | } |
| 171 | |
| 172 | args[argc++] = rsync_path; |
| 173 | |
| 174 | server_options(args,&argc); |
| 175 | |
| 176 | if (path && *path) { |
| 177 | char *dir = strdup(path); |
| 178 | p = strrchr(dir,'/'); |
| 179 | if (p) { |
| 180 | *p = 0; |
| 181 | args[argc++] = dir; |
| 182 | p++; |
| 183 | } else { |
| 184 | args[argc++] = "."; |
| 185 | p = dir; |
| 186 | } |
| 187 | if (p[0]) |
| 188 | args[argc++] = path; |
| 189 | } |
| 190 | |
| 191 | args[argc] = NULL; |
| 192 | |
| 193 | if (verbose > 3) { |
| 194 | fprintf(stderr,"cmd="); |
| 195 | for (i=0;i<argc;i++) |
| 196 | fprintf(stderr,"%s ",args[i]); |
| 197 | fprintf(stderr,"\n"); |
| 198 | } |
| 199 | |
| 200 | return piped_child(args,f_in,f_out); |
| 201 | |
| 202 | oom: |
| 203 | out_of_memory("do_cmd"); |
| 204 | return 0; /* not reached */ |
| 205 | } |
| 206 | |
| 207 | |
| 208 | |
| 209 | |
| 210 | static char *get_local_name(struct file_list *flist,char *name) |
| 211 | { |
| 212 | struct stat st; |
| 213 | |
| 214 | if (stat(name,&st) == 0) { |
| 215 | if (S_ISDIR(st.st_mode)) { |
| 216 | if (chdir(name) != 0) { |
| 217 | fprintf(stderr,"chdir %s : %s\n",name,strerror(errno)); |
| 218 | exit(1); |
| 219 | } |
| 220 | return NULL; |
| 221 | } |
| 222 | if (flist->count > 1) { |
| 223 | fprintf(stderr,"ERROR: destination must be a directory when copying more than 1 file\n"); |
| 224 | exit(1); |
| 225 | } |
| 226 | return name; |
| 227 | } |
| 228 | |
| 229 | if (flist->count == 1) |
| 230 | return name; |
| 231 | |
| 232 | if (!name) |
| 233 | return NULL; |
| 234 | |
| 235 | if (mkdir(name,0777) != 0) { |
| 236 | fprintf(stderr,"mkdir %s : %s\n",name,strerror(errno)); |
| 237 | exit(1); |
| 238 | } |
| 239 | |
| 240 | if (chdir(name) != 0) { |
| 241 | fprintf(stderr,"chdir %s : %s\n",name,strerror(errno)); |
| 242 | exit(1); |
| 243 | } |
| 244 | |
| 245 | return NULL; |
| 246 | } |
| 247 | |
| 248 | |
| 249 | |
| 250 | |
| 251 | void do_server_sender(int argc,char *argv[]) |
| 252 | { |
| 253 | int i; |
| 254 | char *dir = argv[0]; |
| 255 | struct file_list *flist; |
| 256 | |
| 257 | if (verbose > 2) |
| 258 | fprintf(stderr,"server_sender starting pid=%d\n",(int)getpid()); |
| 259 | |
| 260 | if (chdir(dir) != 0) { |
| 261 | fprintf(stderr,"chdir %s: %s\n",dir,strerror(errno)); |
| 262 | exit(1); |
| 263 | } |
| 264 | argc--; |
| 265 | argv++; |
| 266 | |
| 267 | if (strcmp(dir,".")) { |
| 268 | int l = strlen(dir); |
| 269 | for (i=0;i<argc;i++) |
| 270 | argv[i] += l+1; |
| 271 | } |
| 272 | |
| 273 | if (argc == 0 && recurse) { |
| 274 | argc=1; |
| 275 | argv--; |
| 276 | argv[0] = "."; |
| 277 | } |
| 278 | |
| 279 | |
| 280 | flist = send_file_list(STDOUT_FILENO,recurse,argc,argv); |
| 281 | send_files(flist,STDOUT_FILENO,STDIN_FILENO); |
| 282 | report(STDOUT_FILENO); |
| 283 | exit(0); |
| 284 | } |
| 285 | |
| 286 | |
| 287 | |
| 288 | void do_server_recv(int argc,char *argv[]) |
| 289 | { |
| 290 | int pid,status; |
| 291 | char *dir = NULL; |
| 292 | struct file_list *flist; |
| 293 | char *local_name=NULL; |
| 294 | |
| 295 | if (verbose > 2) |
| 296 | fprintf(stderr,"server_recv(%d) starting pid=%d\n",argc,(int)getpid()); |
| 297 | |
| 298 | if (argc > 0) { |
| 299 | dir = argv[0]; |
| 300 | argc--; |
| 301 | argv++; |
| 302 | if (chdir(dir) != 0) { |
| 303 | fprintf(stderr,"chdir %s : %s\n",dir,strerror(errno)); |
| 304 | exit(1); |
| 305 | } |
| 306 | } |
| 307 | |
| 308 | if (delete_mode) |
| 309 | recv_exclude_list(STDIN_FILENO); |
| 310 | |
| 311 | flist = recv_file_list(STDIN_FILENO); |
| 312 | if (!flist || flist->count == 0) { |
| 313 | fprintf(stderr,"nothing to do\n"); |
| 314 | exit(1); |
| 315 | } |
| 316 | |
| 317 | if (argc > 0) { |
| 318 | if (strcmp(dir,".")) { |
| 319 | argv[0] += strlen(dir); |
| 320 | if (argv[0][0] == '/') argv[0]++; |
| 321 | } |
| 322 | local_name = get_local_name(flist,argv[0]); |
| 323 | } |
| 324 | |
| 325 | if ((pid=fork()) == 0) { |
| 326 | recv_files(STDIN_FILENO,flist,local_name); |
| 327 | if (verbose > 2) |
| 328 | fprintf(stderr,"receiver read %d\n",read_total()); |
| 329 | exit(0); |
| 330 | } |
| 331 | |
| 332 | generate_files(STDOUT_FILENO,flist,local_name); |
| 333 | |
| 334 | waitpid(pid, &status, 0); |
| 335 | exit(status); |
| 336 | } |
| 337 | |
| 338 | |
| 339 | static void usage(FILE *f) |
| 340 | { |
| 341 | fprintf(f,"rsync version %s Copyright Andrew Tridgell and Paul Mackerras\n\n", |
| 342 | VERSION); |
| 343 | fprintf(f,"Usage:\t%s [options] src user@host:dest\nOR",RSYNC_NAME); |
| 344 | fprintf(f,"\t%s [options] user@host:src dest\n\n",RSYNC_NAME); |
| 345 | fprintf(f,"Options:\n"); |
| 346 | fprintf(f,"-v, --verbose increase verbosity\n"); |
| 347 | fprintf(f,"-c, --checksum always checksum\n"); |
| 348 | fprintf(f,"-a, --archive archive mode (same as -rlptDog)\n"); |
| 349 | fprintf(f,"-r, --recursive recurse into directories\n"); |
| 350 | fprintf(f,"-b, --backup make backups (default ~ extension)\n"); |
| 351 | fprintf(f,"-u, --update update only (don't overwrite newer files)\n"); |
| 352 | fprintf(f,"-l, --links preserve soft links\n"); |
| 353 | fprintf(f,"-p, --perms preserve permissions\n"); |
| 354 | fprintf(f,"-o, --owner preserve owner (root only)\n"); |
| 355 | fprintf(f,"-g, --group preserve group\n"); |
| 356 | fprintf(f,"-D, --devices preserve devices (root only)\n"); |
| 357 | fprintf(f,"-t, --times preserve times\n"); |
| 358 | fprintf(f,"-n, --dry-run show what would have been transferred\n"); |
| 359 | fprintf(f,"-x, --one-file-system don't cross filesystem boundaries\n"); |
| 360 | fprintf(f,"-B, --block-size SIZE checksum blocking size\n"); |
| 361 | fprintf(f,"-e, --rsh COMMAND specify rsh replacement\n"); |
| 362 | fprintf(f," --rsync-path PATH specify path to rsync on the remote machine\n"); |
| 363 | fprintf(f,"-C, --cvs-exclude auto ignore files in the same way CVS does\n"); |
| 364 | fprintf(f," --delete delete files that don't exist on the sending side\n"); |
| 365 | fprintf(f,"-I, --ignore-times don't exclude files that match length and time\n"); |
| 366 | fprintf(f," --exclude FILE exclude file FILE\n"); |
| 367 | fprintf(f," --exclude-from FILE exclude files listed in FILE\n"); |
| 368 | fprintf(f," --suffix SUFFIX override backup suffix\n"); |
| 369 | fprintf(f," --version print version number\n"); |
| 370 | |
| 371 | fprintf(f,"\n"); |
| 372 | fprintf(f,"the backup suffix defaults to %s\n",BACKUP_SUFFIX); |
| 373 | fprintf(f,"the block size defaults to %d\n",BLOCK_SIZE); |
| 374 | } |
| 375 | |
| 376 | enum {OPT_VERSION,OPT_SUFFIX,OPT_SENDER,OPT_SERVER,OPT_EXCLUDE, |
| 377 | OPT_EXCLUDE_FROM,OPT_DELETE,OPT_RSYNC_PATH}; |
| 378 | |
| 379 | static char *short_options = "oblpguDCtcahvrIxne:B:"; |
| 380 | |
| 381 | static struct option long_options[] = { |
| 382 | {"version", 0, 0, OPT_VERSION}, |
| 383 | {"server", 0, 0, OPT_SERVER}, |
| 384 | {"sender", 0, 0, OPT_SENDER}, |
| 385 | {"delete", 0, 0, OPT_DELETE}, |
| 386 | {"exclude", 1, 0, OPT_EXCLUDE}, |
| 387 | {"exclude-from",1, 0, OPT_EXCLUDE_FROM}, |
| 388 | {"rsync-path", 1, 0, OPT_RSYNC_PATH}, |
| 389 | {"one-file-system",0, 0, 'x'}, |
| 390 | {"ignore-times",0, 0, 'I'}, |
| 391 | {"help", 0, 0, 'h'}, |
| 392 | {"dry-run", 0, 0, 'n'}, |
| 393 | {"cvs-exclude", 0, 0, 'C'}, |
| 394 | {"archive", 0, 0, 'a'}, |
| 395 | {"checksum", 0, 0, 'c'}, |
| 396 | {"backup", 0, 0, 'b'}, |
| 397 | {"update", 0, 0, 'u'}, |
| 398 | {"verbose", 0, 0, 'v'}, |
| 399 | {"recursive", 0, 0, 'r'}, |
| 400 | {"devices", 0, 0, 'D'}, |
| 401 | {"perms", 0, 0, 'p'}, |
| 402 | {"links", 0, 0, 'l'}, |
| 403 | {"owner", 0, 0, 'o'}, |
| 404 | {"group", 0, 0, 'g'}, |
| 405 | {"times", 0, 0, 't'}, |
| 406 | {"rsh", 1, 0, 'e'}, |
| 407 | {"suffix", 1, 0, OPT_SUFFIX}, |
| 408 | {"block-size", 1, 0, 'B'}, |
| 409 | {0,0,0,0}}; |
| 410 | |
| 411 | int main(int argc,char *argv[]) |
| 412 | { |
| 413 | int pid, status, pid2, status2; |
| 414 | int opt; |
| 415 | int option_index; |
| 416 | char *shell_cmd = NULL; |
| 417 | char *shell_machine = NULL; |
| 418 | char *shell_path = NULL; |
| 419 | char *shell_user = NULL; |
| 420 | char *p; |
| 421 | int f_in,f_out; |
| 422 | struct file_list *flist; |
| 423 | char *local_name = NULL; |
| 424 | |
| 425 | starttime = time(NULL); |
| 426 | |
| 427 | while ((opt = getopt_long(argc, argv, |
| 428 | short_options, long_options, &option_index)) |
| 429 | != -1) { |
| 430 | switch (opt) |
| 431 | { |
| 432 | case OPT_VERSION: |
| 433 | printf("rsync version %s protocol version %d\n", |
| 434 | VERSION,PROTOCOL_VERSION); |
| 435 | exit(0); |
| 436 | |
| 437 | case OPT_SUFFIX: |
| 438 | backup_suffix = optarg; |
| 439 | break; |
| 440 | |
| 441 | case OPT_RSYNC_PATH: |
| 442 | rsync_path = optarg; |
| 443 | break; |
| 444 | |
| 445 | case 'I': |
| 446 | ignore_times = 1; |
| 447 | break; |
| 448 | |
| 449 | case 'x': |
| 450 | one_file_system=1; |
| 451 | break; |
| 452 | |
| 453 | case OPT_DELETE: |
| 454 | delete_mode = 1; |
| 455 | break; |
| 456 | |
| 457 | case OPT_EXCLUDE: |
| 458 | add_exclude(optarg); |
| 459 | break; |
| 460 | |
| 461 | case OPT_EXCLUDE_FROM: |
| 462 | add_exclude_file(optarg,1); |
| 463 | break; |
| 464 | |
| 465 | case 'h': |
| 466 | usage(stdout); |
| 467 | exit(0); |
| 468 | |
| 469 | case 'b': |
| 470 | make_backups=1; |
| 471 | break; |
| 472 | |
| 473 | case 'n': |
| 474 | dry_run=1; |
| 475 | break; |
| 476 | |
| 477 | case 'C': |
| 478 | cvs_exclude=1; |
| 479 | break; |
| 480 | |
| 481 | case 'u': |
| 482 | update_only=1; |
| 483 | break; |
| 484 | |
| 485 | #if SUPPORT_LINKS |
| 486 | case 'l': |
| 487 | preserve_links=1; |
| 488 | break; |
| 489 | #endif |
| 490 | |
| 491 | case 'p': |
| 492 | preserve_perms=1; |
| 493 | break; |
| 494 | |
| 495 | case 'o': |
| 496 | if (getuid() == 0) { |
| 497 | preserve_uid=1; |
| 498 | } else { |
| 499 | fprintf(stderr,"-o only allowed for root\n"); |
| 500 | exit(1); |
| 501 | } |
| 502 | break; |
| 503 | |
| 504 | case 'g': |
| 505 | preserve_gid=1; |
| 506 | break; |
| 507 | |
| 508 | case 'D': |
| 509 | if (getuid() == 0) { |
| 510 | preserve_devices=1; |
| 511 | } else { |
| 512 | fprintf(stderr,"-D only allowed for root\n"); |
| 513 | exit(1); |
| 514 | } |
| 515 | break; |
| 516 | |
| 517 | case 't': |
| 518 | preserve_times=1; |
| 519 | break; |
| 520 | |
| 521 | case 'c': |
| 522 | always_checksum=1; |
| 523 | break; |
| 524 | |
| 525 | case 'v': |
| 526 | verbose++; |
| 527 | break; |
| 528 | |
| 529 | case 'a': |
| 530 | recurse=1; |
| 531 | #if SUPPORT_LINKS |
| 532 | preserve_links=1; |
| 533 | #endif |
| 534 | preserve_perms=1; |
| 535 | preserve_times=1; |
| 536 | preserve_gid=1; |
| 537 | if (getuid() == 0) { |
| 538 | preserve_devices=1; |
| 539 | preserve_uid=1; |
| 540 | } |
| 541 | break; |
| 542 | |
| 543 | case OPT_SERVER: |
| 544 | am_server = 1; |
| 545 | break; |
| 546 | |
| 547 | case OPT_SENDER: |
| 548 | if (!am_server) { |
| 549 | usage(stderr); |
| 550 | exit(1); |
| 551 | } |
| 552 | sender = 1; |
| 553 | break; |
| 554 | |
| 555 | case 'r': |
| 556 | recurse = 1; |
| 557 | break; |
| 558 | |
| 559 | case 'e': |
| 560 | shell_cmd = optarg; |
| 561 | break; |
| 562 | |
| 563 | case 'B': |
| 564 | block_size = atoi(optarg); |
| 565 | break; |
| 566 | |
| 567 | default: |
| 568 | fprintf(stderr,"bad option -%c\n",opt); |
| 569 | exit(1); |
| 570 | } |
| 571 | } |
| 572 | |
| 573 | while (optind--) { |
| 574 | argc--; |
| 575 | argv++; |
| 576 | } |
| 577 | |
| 578 | if (dry_run) |
| 579 | verbose = MAX(verbose,1); |
| 580 | |
| 581 | if (am_server) { |
| 582 | int version = read_int(STDIN_FILENO); |
| 583 | if (version != PROTOCOL_VERSION) { |
| 584 | fprintf(stderr,"protocol version mismatch %d %d\n", |
| 585 | version,PROTOCOL_VERSION); |
| 586 | exit(1); |
| 587 | } |
| 588 | write_int(STDOUT_FILENO,PROTOCOL_VERSION); |
| 589 | write_flush(STDOUT_FILENO); |
| 590 | |
| 591 | if (sender) { |
| 592 | recv_exclude_list(STDIN_FILENO); |
| 593 | if (cvs_exclude) |
| 594 | add_cvs_excludes(); |
| 595 | do_server_sender(argc,argv); |
| 596 | } else { |
| 597 | do_server_recv(argc,argv); |
| 598 | } |
| 599 | exit(0); |
| 600 | } |
| 601 | |
| 602 | if (argc < 2) { |
| 603 | usage(stderr); |
| 604 | exit(1); |
| 605 | } |
| 606 | |
| 607 | p = strchr(argv[0],':'); |
| 608 | |
| 609 | if (p) { |
| 610 | sender = 0; |
| 611 | *p = 0; |
| 612 | shell_machine = argv[0]; |
| 613 | shell_path = p+1; |
| 614 | argc--; |
| 615 | argv++; |
| 616 | } else { |
| 617 | sender = 1; |
| 618 | |
| 619 | p = strchr(argv[argc-1],':'); |
| 620 | if (!p) { |
| 621 | local_server = 1; |
| 622 | } |
| 623 | |
| 624 | if (local_server) { |
| 625 | shell_machine = NULL; |
| 626 | shell_path = argv[argc-1]; |
| 627 | } else { |
| 628 | *p = 0; |
| 629 | shell_machine = argv[argc-1]; |
| 630 | shell_path = p+1; |
| 631 | } |
| 632 | argc--; |
| 633 | } |
| 634 | |
| 635 | if (shell_machine) { |
| 636 | p = strchr(shell_machine,'@'); |
| 637 | if (p) { |
| 638 | *p = 0; |
| 639 | shell_user = shell_machine; |
| 640 | shell_machine = p+1; |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | if (verbose > 3) { |
| 645 | fprintf(stderr,"cmd=%s machine=%s user=%s path=%s\n", |
| 646 | shell_cmd?shell_cmd:"", |
| 647 | shell_machine?shell_machine:"", |
| 648 | shell_user?shell_user:"", |
| 649 | shell_path?shell_path:""); |
| 650 | } |
| 651 | |
| 652 | signal(SIGCHLD,SIG_IGN); |
| 653 | signal(SIGINT,sig_int); |
| 654 | |
| 655 | if (!sender && argc != 1) { |
| 656 | usage(stderr); |
| 657 | exit(1); |
| 658 | } |
| 659 | |
| 660 | pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out); |
| 661 | |
| 662 | write_int(f_out,PROTOCOL_VERSION); |
| 663 | write_flush(f_out); |
| 664 | { |
| 665 | int version = read_int(f_in); |
| 666 | if (version != PROTOCOL_VERSION) { |
| 667 | fprintf(stderr,"protocol version mismatch\n"); |
| 668 | exit(1); |
| 669 | } |
| 670 | } |
| 671 | |
| 672 | if (verbose > 3) |
| 673 | fprintf(stderr,"parent=%d child=%d sender=%d recurse=%d\n", |
| 674 | (int)getpid(),pid,sender,recurse); |
| 675 | |
| 676 | if (sender) { |
| 677 | if (cvs_exclude) |
| 678 | add_cvs_excludes(); |
| 679 | if (delete_mode) |
| 680 | send_exclude_list(f_out); |
| 681 | flist = send_file_list(f_out,recurse,argc,argv); |
| 682 | if (verbose > 3) |
| 683 | fprintf(stderr,"file list sent\n"); |
| 684 | send_files(flist,f_out,f_in); |
| 685 | if (verbose > 3) |
| 686 | fprintf(stderr,"waiting on %d\n",pid); |
| 687 | waitpid(pid, &status, 0); |
| 688 | report(-1); |
| 689 | exit(status); |
| 690 | } |
| 691 | |
| 692 | send_exclude_list(f_out); |
| 693 | |
| 694 | flist = recv_file_list(f_in); |
| 695 | if (!flist || flist->count == 0) { |
| 696 | fprintf(stderr,"nothing to do\n"); |
| 697 | exit(0); |
| 698 | } |
| 699 | |
| 700 | local_name = get_local_name(flist,argv[0]); |
| 701 | |
| 702 | if ((pid2=fork()) == 0) { |
| 703 | recv_files(f_in,flist,local_name); |
| 704 | if (verbose > 1) |
| 705 | fprintf(stderr,"receiver read %d\n",read_total()); |
| 706 | exit(0); |
| 707 | } |
| 708 | |
| 709 | generate_files(f_out,flist,local_name); |
| 710 | |
| 711 | waitpid(pid2, &status2, 0); |
| 712 | |
| 713 | report(f_in); |
| 714 | |
| 715 | waitpid(pid, &status, 0); |
| 716 | |
| 717 | return status | status2; |
| 718 | } |