src/achown.c

   1 /* Chown-advanced command -- for the Midnight Commander
   2    Copyright (C) 1994, 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   3    2005, 2007 Free Software Foundation, Inc.
   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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 /** \file achown.c
  21  *  \brief Source: Contains functions for advanced chowning
  22  */
  23
  24 #include <config.h>
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29
  30 #include <sys/types.h>
  31 #include <sys/stat.h>
  32 #include <unistd.h>
  33 #include <pwd.h>
  34 #include <grp.h>
  35
  36 #include "lib/global.h"
  37
  38 #include "lib/tty/tty.h"
  39 #include "lib/tty/key.h"        /* XCTRL and ALT macros */
  40 #include "lib/skin.h"
  41 #include "lib/vfs/mc-vfs/vfs.h"
  42 #include "lib/strutil.h"
  43
  44 #include "dialog.h"
  45 #include "widget.h"
  46 #include "wtools.h"             /* For init_box_colors() */
  47
  48 #include "dir.h"
  49 #include "panel.h"              /* Needed for the externs */
  50 #include "chmod.h"
  51 #include "main.h"               /* update_panels() */
  52 #include "layout.h"             /* repaint_screen() */
  53 #include "achown.h"
  54
  55 #define BX              5
  56 #define BY              6
  57
  58 #define TX              50
  59 #define TY              2
  60
  61 #define BUTTONS         9
  62
  63 #define B_SETALL        B_USER
  64 #define B_SKIP          (B_USER + 1)
  65
  66 #define B_OWN           (B_USER + 3)
  67 #define B_GRP           (B_USER + 4)
  68 #define B_OTH           (B_USER + 5)
  69 #define B_OUSER         (B_USER + 6)
  70 #define B_OGROUP        (B_USER + 7)
  71
  72 static struct Dlg_head *ch_dlg;
  73
  74 static struct
  75 {
  76     int ret_cmd, flags, y, x;
  77     const char *text;
  78 } chown_advanced_but[BUTTONS] =
  79 {
  80     /* *INDENT-OFF* */
  81     { B_CANCEL, NORMAL_BUTTON, 4, 53, N_("&Cancel") },
  82     { B_ENTER,  DEFPUSH_BUTTON,4, 40, N_("&Set") },
  83     { B_SKIP,   NORMAL_BUTTON, 4, 23, N_("S&kip") },
  84     { B_SETALL, NORMAL_BUTTON, 4,  0, N_("Set &all")},
  85     { B_ENTER,  NARROW_BUTTON, 0, 47, ""},
  86     { B_ENTER,  NARROW_BUTTON, 0, 29, ""},
  87     { B_ENTER,  NARROW_BUTTON, 0, 19, "   "},
  88     { B_ENTER,  NARROW_BUTTON, 0, 11, "   "},
  89     { B_ENTER,  NARROW_BUTTON, 0,  3, "   "}
  90     /* *INDENT-ON* */
  91 };
  92
  93 static WButton *b_att[3];       /* permission */
  94 static WButton *b_user, *b_group;       /* owner */
  95
  96 static int files_on_begin;      /* Number of files at startup */
  97 static int flag_pos;
  98 static int x_toggle;
  99 static char ch_flags[11];
 100 static const char ch_perm[] = "rwx";
 101 static mode_t ch_cmode;
 102 static struct stat *sf_stat;
 103 static int need_update;
 104 static int end_chown;
 105 static int current_file;
 106 static int single_set;
 107 static char *fname;
 108
 109 static void
 110 update_ownership (void)
 111 {
 112     button_set_text (b_user, get_owner (sf_stat->st_uid));
 113     button_set_text (b_group, get_group (sf_stat->st_gid));
 114 }
 115
 116
 117 static cb_ret_t
 118 inc_flag_pos (int f_pos)
 119 {
 120     if (flag_pos == 10)
 121     {
 122         flag_pos = 0;
 123         return MSG_NOT_HANDLED;
 124     }
 125     flag_pos++;
 126     if (!(flag_pos % 3) || f_pos > 2)
 127         return MSG_NOT_HANDLED;
 128     return MSG_HANDLED;
 129 }
 130
 131 static cb_ret_t
 132 dec_flag_pos (int f_pos)
 133 {
 134     if (!flag_pos)
 135     {
 136         flag_pos = 10;
 137         return MSG_NOT_HANDLED;
 138     }
 139     flag_pos--;
 140     if (!((flag_pos + 1) % 3) || f_pos > 2)
 141         return MSG_NOT_HANDLED;
 142     return MSG_HANDLED;
 143 }
 144
 145 static void
 146 set_perm_by_flags (char *s, int f_p)
 147 {
 148     int i;
 149
 150     for (i = 0; i < 3; i++)
 151     {
 152         if (ch_flags[f_p + i] == '+')
 153             s[i] = ch_perm[i];
 154         else if (ch_flags[f_p + i] == '-')
 155             s[i] = '-';
 156         else
 157             s[i] = (ch_cmode & (1 << (8 - f_p - i))) ? ch_perm[i] : '-';
 158     }
 159 }
 160
 161 static void
 162 update_permissions (void)
 163 {
 164     set_perm_by_flags (b_att[0]->text.start, 0);
 165     set_perm_by_flags (b_att[1]->text.start, 3);
 166     set_perm_by_flags (b_att[2]->text.start, 6);
 167 }
 168
 169 static mode_t
 170 get_perm (char *s, int base)
 171 {
 172     mode_t m;
 173
 174     m = 0;
 175     m |= (s[0] == '-') ? 0 :
 176         ((s[0] == '+') ? (mode_t) (1 << (base + 2)) : (1 << (base + 2)) & ch_cmode);
 177
 178     m |= (s[1] == '-') ? 0 :
 179         ((s[1] == '+') ? (mode_t) (1 << (base + 1)) : (1 << (base + 1)) & ch_cmode);
 180
 181     m |= (s[2] == '-') ? 0 : ((s[2] == '+') ? (mode_t) (1 << base) : (1 << base) & ch_cmode);
 182
 183     return m;
 184 }
 185
 186 static mode_t
 187 get_mode (void)
 188 {
 189     mode_t m;
 190
 191     m = ch_cmode ^ (ch_cmode & 0777);
 192     m |= get_perm (ch_flags, 6);
 193     m |= get_perm (ch_flags + 3, 3);
 194     m |= get_perm (ch_flags + 6, 0);
 195
 196     return m;
 197 }
 198
 199 static void
 200 print_flags (void)
 201 {
 202     int i;
 203
 204     tty_setcolor (COLOR_NORMAL);
 205
 206     for (i = 0; i < 3; i++)
 207     {
 208         dlg_move (ch_dlg, BY + 1, 9 + i);
 209         tty_print_char (ch_flags[i]);
 210     }
 211
 212     for (i = 0; i < 3; i++)
 213     {
 214         dlg_move (ch_dlg, BY + 1, 17 + i);
 215         tty_print_char (ch_flags[i + 3]);
 216     }
 217
 218     for (i = 0; i < 3; i++)
 219     {
 220         dlg_move (ch_dlg, BY + 1, 25 + i);
 221         tty_print_char (ch_flags[i + 6]);
 222     }
 223
 224     update_permissions ();
 225
 226     for (i = 0; i < 15; i++)
 227     {
 228         dlg_move (ch_dlg, BY + 1, 35 + i);
 229         tty_print_char (ch_flags[9]);
 230     }
 231     for (i = 0; i < 15; i++)
 232     {
 233         dlg_move (ch_dlg, BY + 1, 53 + i);
 234         tty_print_char (ch_flags[10]);
 235     }
 236 }
 237
 238 static void
 239 update_mode (Dlg_head * h)
 240 {
 241     print_flags ();
 242     tty_setcolor (COLOR_NORMAL);
 243     dlg_move (h, BY + 2, 9);
 244     tty_printf ("%12o", get_mode ());
 245     send_message ((Widget *) h->current->data, WIDGET_FOCUS, 0);
 246 }
 247
 248 static cb_ret_t
 249 chl_callback (Dlg_head * h, Widget * sender, dlg_msg_t msg, int parm, void *data)
 250 {
 251     switch (msg)
 252     {
 253     case DLG_KEY:
 254         switch (parm)
 255         {
 256         case KEY_LEFT:
 257         case KEY_RIGHT:
 258             h->ret_value = parm;
 259             dlg_stop (h);
 260         }
 261
 262     default:
 263         return default_dlg_callback (h, sender, msg, parm, data);
 264     }
 265 }
 266
 267 static void
 268 do_enter_key (Dlg_head * h, int f_pos)
 269 {
 270     Dlg_head *chl_dlg;
 271     WListbox *chl_list;
 272     struct passwd *chl_pass;
 273     struct group *chl_grp;
 274     int fe;
 275     int lxx, lyy, chl_end, b_pos;
 276     int is_owner;
 277     const char *title;
 278
 279     do
 280     {
 281         is_owner = (f_pos == 3);
 282         title = is_owner ? _("owner") : _("group");
 283
 284         lxx = (COLS - 74) / 2 + (is_owner ? 35 : 53);
 285         lyy = (LINES - 13) / 2;
 286         chl_end = 0;
 287
 288         chl_dlg =
 289             create_dlg (TRUE, lyy, lxx, 13, 17, dialog_colors, chl_callback,
 290                         "[Advanced Chown]", title, DLG_COMPACT | DLG_REVERSE);
 291
 292         /* get new listboxes */
 293         chl_list = listbox_new (1, 1, 11, 15, FALSE, NULL);
 294
 295         listbox_add_item (chl_list, LISTBOX_APPEND_AT_END, 0, "<Unknown>", NULL);
 296
 297         if (is_owner)
 298         {
 299             /* get and put user names in the listbox */
 300             setpwent ();
 301             while ((chl_pass = getpwent ()))
 302             {
 303                 listbox_add_item (chl_list, LISTBOX_APPEND_SORTED, 0, chl_pass->pw_name, NULL);
 304             }
 305             endpwent ();
 306             fe = listbox_search_text (chl_list, get_owner (sf_stat->st_uid));
 307         }
 308         else
 309         {
 310             /* get and put group names in the listbox */
 311             setgrent ();
 312             while ((chl_grp = getgrent ()))
 313             {
 314                 listbox_add_item (chl_list, LISTBOX_APPEND_SORTED, 0, chl_grp->gr_name, NULL);
 315             }
 316             endgrent ();
 317             fe = listbox_search_text (chl_list, get_group (sf_stat->st_gid));
 318         }
 319
 320         listbox_select_entry (chl_list, fe);
 321
 322         b_pos = chl_list->pos;
 323         add_widget (chl_dlg, chl_list);
 324
 325         run_dlg (chl_dlg);
 326
 327         if (b_pos != chl_list->pos)
 328         {
 329             int ok = 0;
 330             char *text;
 331
 332             listbox_get_current (chl_list, &text, NULL);
 333             if (is_owner)
 334             {
 335                 chl_pass = getpwnam (text);
 336                 if (chl_pass)
 337                 {
 338                     ok = 1;
 339                     sf_stat->st_uid = chl_pass->pw_uid;
 340                 }
 341             }
 342             else
 343             {
 344                 chl_grp = getgrnam (text);
 345                 if (chl_grp)
 346                 {
 347                     sf_stat->st_gid = chl_grp->gr_gid;
 348                     ok = 1;
 349                 }
 350             }
 351             if (ok)
 352             {
 353                 ch_flags[f_pos + 6] = '+';
 354                 update_ownership ();
 355             }
 356             dlg_focus (h);
 357             if (ok)
 358                 print_flags ();
 359         }
 360         if (chl_dlg->ret_value == KEY_LEFT)
 361         {
 362             if (!is_owner)
 363                 chl_end = 1;
 364             dlg_one_up (ch_dlg);
 365             f_pos--;
 366         }
 367         else if (chl_dlg->ret_value == KEY_RIGHT)
 368         {
 369             if (is_owner)
 370                 chl_end = 1;
 371             dlg_one_down (ch_dlg);
 372             f_pos++;
 373         }
 374         /* Here we used to redraw the window */
 375         destroy_dlg (chl_dlg);
 376     }
 377     while (chl_end);
 378 }
 379
 380 static void
 381 chown_refresh (void)
 382 {
 383     common_dialog_repaint (ch_dlg);
 384
 385     tty_setcolor (COLOR_NORMAL);
 386
 387     dlg_move (ch_dlg, BY - 1, 8);
 388     tty_print_string (_("owner"));
 389     dlg_move (ch_dlg, BY - 1, 16);
 390     tty_print_string (_("group"));
 391     dlg_move (ch_dlg, BY - 1, 24);
 392     tty_print_string (_("other"));
 393
 394     dlg_move (ch_dlg, BY - 1, 35);
 395     tty_print_string (_("owner"));
 396     dlg_move (ch_dlg, BY - 1, 53);
 397     tty_print_string (_("group"));
 398
 399     dlg_move (ch_dlg, 3, 4);
 400     tty_print_string (_("On"));
 401     dlg_move (ch_dlg, BY + 1, 4);
 402     tty_print_string (_("Flag"));
 403     dlg_move (ch_dlg, BY + 2, 4);
 404     tty_print_string (_("Mode"));
 405
 406     if (!single_set)
 407     {
 408         dlg_move (ch_dlg, 3, 54);
 409         tty_printf (_("%6d of %d"), files_on_begin - (current_panel->marked) + 1, files_on_begin);
 410     }
 411
 412     print_flags ();
 413 }
 414
 415 static void
 416 chown_info_update (void)
 417 {
 418     /* display file info */
 419     tty_setcolor (COLOR_NORMAL);
 420
 421     /* name && mode */
 422     dlg_move (ch_dlg, 3, 8);
 423     tty_print_string (str_fit_to_term (fname, 45, J_LEFT_FIT));
 424     dlg_move (ch_dlg, BY + 2, 9);
 425     tty_printf ("%12o", get_mode ());
 426
 427     /* permissions */
 428     update_permissions ();
 429 }
 430
 431 static void
 432 b_setpos (int f_pos)
 433 {
 434     b_att[0]->hotpos = -1;
 435     b_att[1]->hotpos = -1;
 436     b_att[2]->hotpos = -1;
 437     b_att[f_pos]->hotpos = (flag_pos % 3);
 438 }
 439
 440 static cb_ret_t
 441 advanced_chown_callback (Dlg_head * h, Widget * sender, dlg_msg_t msg, int parm, void *data)
 442 {
 443     int i = 0, f_pos = BUTTONS - dlg_get_current_widget_id (h) - single_set - 1;
 444
 445     switch (msg)
 446     {
 447     case DLG_DRAW:
 448         chown_refresh ();
 449         chown_info_update ();
 450         return MSG_HANDLED;
 451
 452     case DLG_POST_KEY:
 453         if (f_pos < 3)
 454             b_setpos (f_pos);
 455         return MSG_HANDLED;
 456
 457     case DLG_FOCUS:
 458         if (f_pos < 3)
 459         {
 460             if ((flag_pos / 3) != f_pos)
 461                 flag_pos = f_pos * 3;
 462             b_setpos (f_pos);
 463         }
 464         else if (f_pos < 5)
 465             flag_pos = f_pos + 6;
 466         return MSG_HANDLED;
 467
 468     case DLG_KEY:
 469         switch (parm)
 470         {
 471
 472         case XCTRL ('b'):
 473         case KEY_LEFT:
 474             if (f_pos < 5)
 475                 return (dec_flag_pos (f_pos));
 476             break;
 477
 478         case XCTRL ('f'):
 479         case KEY_RIGHT:
 480             if (f_pos < 5)
 481                 return (inc_flag_pos (f_pos));
 482             break;
 483
 484         case ' ':
 485             if (f_pos < 3)
 486                 return MSG_HANDLED;
 487             break;
 488
 489         case '\n':
 490         case KEY_ENTER:
 491             if (f_pos <= 2 || f_pos >= 5)
 492                 break;
 493             do_enter_key (h, f_pos);
 494             return MSG_HANDLED;
 495
 496         case ALT ('x'):
 497             i++;
 498
 499         case ALT ('w'):
 500             i++;
 501
 502         case ALT ('r'):
 503             parm = i + 3;
 504             for (i = 0; i < 3; i++)
 505                 ch_flags[i * 3 + parm - 3] = (x_toggle & (1 << parm)) ? '-' : '+';
 506             x_toggle ^= (1 << parm);
 507             update_mode (h);
 508             dlg_broadcast_msg (h, WIDGET_DRAW, FALSE);
 509             send_message ((Widget *) h->current->data, WIDGET_FOCUS, 0);
 510             break;
 511
 512         case XCTRL ('x'):
 513             i++;
 514
 515         case XCTRL ('w'):
 516             i++;
 517
 518         case XCTRL ('r'):
 519             parm = i;
 520             for (i = 0; i < 3; i++)
 521                 ch_flags[i * 3 + parm] = (x_toggle & (1 << parm)) ? '-' : '+';
 522             x_toggle ^= (1 << parm);
 523             update_mode (h);
 524             dlg_broadcast_msg (h, WIDGET_DRAW, FALSE);
 525             send_message ((Widget *) h->current->data, WIDGET_FOCUS, 0);
 526             break;
 527
 528         case 'x':
 529             i++;
 530
 531         case 'w':
 532             i++;
 533
 534         case 'r':
 535             if (f_pos > 2)
 536                 break;
 537             flag_pos = f_pos * 3 + i;   /* (strchr(ch_perm,parm)-ch_perm); */
 538             if (((WButton *) h->current->data)->text.start[(flag_pos % 3)] == '-')
 539                 ch_flags[flag_pos] = '+';
 540             else
 541                 ch_flags[flag_pos] = '-';
 542             update_mode (h);
 543             break;
 544
 545         case '4':
 546             i++;
 547
 548         case '2':
 549             i++;
 550
 551         case '1':
 552             if (f_pos > 2)
 553                 break;
 554             flag_pos = i + f_pos * 3;
 555             ch_flags[flag_pos] = '=';
 556             update_mode (h);
 557             break;
 558
 559         case '-':
 560             if (f_pos > 2)
 561                 break;
 562
 563         case '*':
 564             if (parm == '*')
 565                 parm = '=';
 566
 567         case '=':
 568         case '+':
 569             if (f_pos <= 4)
 570             {
 571                 ch_flags[flag_pos] = parm;
 572                 update_mode (h);
 573                 advanced_chown_callback (h, sender, DLG_KEY, KEY_RIGHT, NULL);
 574                 if (flag_pos > 8 || !(flag_pos % 3))
 575                     dlg_one_down (h);
 576             }
 577             break;
 578         }
 579         return MSG_NOT_HANDLED;
 580
 581     default:
 582         return default_dlg_callback (h, sender, msg, parm, data);
 583     }
 584 }
 585
 586 static void
 587 init_chown_advanced (void)
 588 {
 589     int i;
 590     enum
 591     { dlg_h = 13, dlg_w = 74, n_elem = 4 };
 592 #ifdef ENABLE_NLS
 593     static int i18n_len = 0;
 594
 595     if (i18n_len == 0)
 596     {
 597         int dx, cx;
 598         for (i = 0; i < n_elem; i++)
 599         {
 600             chown_advanced_but[i].text = _(chown_advanced_but[i].text);
 601             i18n_len += str_term_width1 (chown_advanced_but[i].text) + 3;
 602             if (DEFPUSH_BUTTON == chown_advanced_but[i].flags)
 603                 i18n_len += 2;  /* "<>" */
 604         }
 605         cx = dx = (dlg_w - i18n_len - 2) / (n_elem + 1);
 606
 607         /* Reversed order */
 608         for (i = n_elem - 1; i >= 0; i--)
 609         {
 610             chown_advanced_but[i].x = cx;
 611             cx += str_term_width1 (chown_advanced_but[i].text) + 3 + dx;
 612         }
 613     }
 614 #endif /* ENABLE_NLS */
 615
 616     sf_stat = g_new (struct stat, 1);
 617     do_refresh ();
 618     end_chown = need_update = current_file = 0;
 619     single_set = (current_panel->marked < 2) ? 2 : 0;
 620     memset (ch_flags, '=', 11);
 621     flag_pos = 0;
 622     x_toggle = 070;
 623
 624     ch_dlg =
 625         create_dlg (TRUE, 0, 0, dlg_h, dlg_w, dialog_colors, advanced_chown_callback,
 626                     "[Advanced Chown]", _("Chown advanced command"), DLG_CENTER | DLG_REVERSE);
 627
 628 #define XTRACT(i) BY+chown_advanced_but[i].y, BX+chown_advanced_but[i].x, \
 629         chown_advanced_but[i].ret_cmd, chown_advanced_but[i].flags, \
 630         (chown_advanced_but[i].text), 0
 631
 632     for (i = 0; i < BUTTONS - 5; i++)
 633         if (!single_set || i < 2)
 634             add_widget (ch_dlg, button_new (XTRACT (i)));
 635
 636     b_att[0] = button_new (XTRACT (8));
 637     b_att[1] = button_new (XTRACT (7));
 638     b_att[2] = button_new (XTRACT (6));
 639     b_user = button_new (XTRACT (5));
 640     b_group = button_new (XTRACT (4));
 641
 642     add_widget (ch_dlg, b_group);
 643     add_widget (ch_dlg, b_user);
 644     add_widget (ch_dlg, b_att[2]);
 645     add_widget (ch_dlg, b_att[1]);
 646     add_widget (ch_dlg, b_att[0]);
 647 }
 648
 649 static void
 650 chown_advanced_done (void)
 651 {
 652     g_free (sf_stat);
 653     if (need_update)
 654         update_panels (UP_OPTIMIZE, UP_KEEPSEL);
 655     repaint_screen ();
 656 }
 657
 658 #if 0
 659 static void
 660 do_chown (uid_t u, gid_t g)
 661 {
 662     chown (current_panel->dir.list[current_file].fname, u, g);
 663     file_mark (current_panel, current_file, 0);
 664 }
 665 #endif
 666
 667 static char *
 668 next_file (void)
 669 {
 670     while (!current_panel->dir.list[current_file].f.marked)
 671         current_file++;
 672
 673     return current_panel->dir.list[current_file].fname;
 674 }
 675
 676 static void
 677 apply_advanced_chowns (struct stat *sf)
 678 {
 679     char *lc_fname;
 680     gid_t a_gid = sf->st_gid;
 681     uid_t a_uid = sf->st_uid;
 682
 683     lc_fname = current_panel->dir.list[current_file].fname;
 684     need_update = end_chown = 1;
 685     if (mc_chmod (lc_fname, get_mode ()) == -1)
 686         message (D_ERROR, MSG_ERROR, _("Cannot chmod \"%s\"\n%s"),
 687                  lc_fname, unix_error_string (errno));
 688     /* call mc_chown only, if mc_chmod didn't fail */
 689     else if (mc_chown (lc_fname, (ch_flags[9] == '+') ? sf->st_uid : (uid_t) - 1,
 690                        (ch_flags[10] == '+') ? sf->st_gid : (gid_t) - 1) == -1)
 691         message (D_ERROR, MSG_ERROR, _("Cannot chown \"%s\"\n%s"),
 692                  lc_fname, unix_error_string (errno));
 693     do_file_mark (current_panel, current_file, 0);
 694
 695     do
 696     {
 697         lc_fname = next_file ();
 698
 699         if (mc_stat (lc_fname, sf) != 0)
 700             break;
 701         ch_cmode = sf->st_mode;
 702         if (mc_chmod (lc_fname, get_mode ()) == -1)
 703             message (D_ERROR, MSG_ERROR, _("Cannot chmod \"%s\"\n%s"),
 704                      lc_fname, unix_error_string (errno));
 705         /* call mc_chown only, if mc_chmod didn't fail */
 706         else if (mc_chown (lc_fname, (ch_flags[9] == '+') ? a_uid : (uid_t) - 1,
 707                            (ch_flags[10] == '+') ? a_gid : (gid_t) - 1) == -1)
 708             message (D_ERROR, MSG_ERROR, _("Cannot chown \"%s\"\n%s"),
 709                      lc_fname, unix_error_string (errno));
 710
 711         do_file_mark (current_panel, current_file, 0);
 712     }
 713     while (current_panel->marked);
 714 }
 715
 716 void
 717 chown_advanced_cmd (void)
 718 {
 719
 720     files_on_begin = current_panel->marked;
 721
 722     do
 723     {                           /* do while any files remaining */
 724         init_chown_advanced ();
 725
 726         if (current_panel->marked)
 727             fname = next_file ();       /* next marked file */
 728         else
 729             fname = selection (current_panel)->fname;   /* single file */
 730
 731         if (mc_stat (fname, sf_stat) != 0)
 732         {                       /* get status of file */
 733             destroy_dlg (ch_dlg);
 734             break;
 735         }
 736         ch_cmode = sf_stat->st_mode;
 737
 738         chown_refresh ();
 739
 740         update_ownership ();
 741
 742         /* game can begin */
 743         run_dlg (ch_dlg);
 744
 745         switch (ch_dlg->ret_value)
 746         {
 747         case B_CANCEL:
 748             end_chown = 1;
 749             break;
 750
 751         case B_ENTER:
 752             need_update = 1;
 753             if (mc_chmod (fname, get_mode ()) == -1)
 754                 message (D_ERROR, MSG_ERROR, _("Cannot chmod \"%s\"\n%s"),
 755                          fname, unix_error_string (errno));
 756             /* call mc_chown only, if mc_chmod didn't fail */
 757             else if (mc_chown (fname, (ch_flags[9] == '+') ? sf_stat->st_uid : (uid_t) - 1,
 758                                (ch_flags[10] == '+') ? sf_stat->st_gid : (gid_t) - 1) == -1)
 759                 message (D_ERROR, MSG_ERROR, _("Cannot chown \"%s\"\n%s"),
 760                          fname, unix_error_string (errno));
 761             break;
 762         case B_SETALL:
 763             apply_advanced_chowns (sf_stat);
 764             break;
 765
 766         case B_SKIP:
 767             break;
 768
 769         }
 770
 771         if (current_panel->marked && ch_dlg->ret_value != B_CANCEL)
 772         {
 773             do_file_mark (current_panel, current_file, 0);
 774             need_update = 1;
 775         }
 776         destroy_dlg (ch_dlg);
 777     }
 778     while (current_panel->marked && !end_chown);
 779
 780     chown_advanced_done ();
 781 }