src/find.c

   1 /* Find file command for the Midnight Commander
   2    Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
   3    2006, 2007 Free Software Foundation, Inc.
   4    Written 1995 by Miguel de Icaza
   5
   6    Complete rewrote.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  21
  22 /** \file find.c
  23  *  \brief Source: Find file command
  24  */
  25
  26 #include <config.h>
  27
  28 #include <ctype.h>
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <fcntl.h>
  33 #include <sys/stat.h>
  34
  35 #include "lib/global.h"
  36
  37 #include "lib/tty/tty.h"
  38 #include "lib/tty/key.h"
  39 #include "lib/skin.h"
  40 #include "lib/search.h"
  41 #include "lib/mcconfig.h"
  42 #include "lib/vfs/mc-vfs/vfs.h"
  43 #include "lib/strutil.h"
  44
  45 #include "setup.h"              /* verbose */
  46 #include "dialog.h"
  47 #include "widget.h"
  48 #include "dir.h"
  49 #include "panel.h"              /* current_panel */
  50 #include "main.h"               /* do_cd, try_to_select */
  51 #include "wtools.h"
  52 #include "cmd.h"                /* view_file_at_line */
  53 #include "boxes.h"
  54 #include "history.h"            /* MC_HISTORY_SHARED_SEARCH */
  55 #include "layout.h"             /* mc_refresh() */
  56
  57 #include "find.h"
  58
  59 /* Size of the find parameters window */
  60 #if HAVE_CHARSET
  61 static int FIND_Y = 16;
  62 #else
  63 static int FIND_Y = 15;
  64 #endif
  65 static int FIND_X = 68;
  66
  67 /* Size of the find window */
  68 #define FIND2_Y (LINES - 4)
  69
  70 static int FIND2_X = 64;
  71 #define FIND2_X_USE (FIND2_X - 20)
  72
  73 /* A couple of extra messages we need */
  74 enum
  75 {
  76     B_STOP = B_USER + 1,
  77     B_AGAIN,
  78     B_PANELIZE,
  79     B_TREE,
  80     B_VIEW
  81 };
  82
  83 typedef enum
  84 {
  85     FIND_CONT = 0,
  86     FIND_SUSPEND,
  87     FIND_ABORT
  88 } FindProgressStatus;
  89
  90 /* List of directories to be ignored, separated by ':' */
  91 char *find_ignore_dirs = NULL;
  92
  93 /* static variables to remember find parameters */
  94 static WInput *in_start;        /* Start path */
  95 static WInput *in_name;         /* Filename */
  96 static WInput *in_with;         /* Text inside filename */
  97 static WCheck *file_case_sens_cbox;     /* "case sensitive" checkbox */
  98 static WCheck *file_pattern_cbox;       /* File name is glob or regexp */
  99 static WCheck *recursively_cbox;
 100 static WCheck *skip_hidden_cbox;
 101 static WCheck *content_case_sens_cbox;  /* "case sensitive" checkbox */
 102 static WCheck *content_regexp_cbox;     /* "find regular expression" checkbox */
 103 static WCheck *content_first_hit_cbox;  /* "First hit" checkbox" */
 104 static WCheck *content_whole_words_cbox;        /* "whole words" checkbox */
 105 #ifdef HAVE_CHARSET
 106 static WCheck *file_all_charsets_cbox;
 107 static WCheck *content_all_charsets_cbox;
 108 #endif
 109
 110 static gboolean running = FALSE;        /* nice flag */
 111 static char *find_pattern = NULL;       /* Pattern to search */
 112 static char *content_pattern = NULL;    /* pattern to search inside files; if
 113                                            content_regexp_flag is true, it contains the
 114                                            regex pattern, else the search string. */
 115 static unsigned long matches;   /* Number of matches */
 116 static gboolean is_start = FALSE;       /* Status of the start/stop toggle button */
 117 static char *old_dir = NULL;
 118
 119 /* Where did we stop */
 120 static int resuming;
 121 static int last_line;
 122 static int last_pos;
 123
 124 static Dlg_head *find_dlg;      /* The dialog */
 125 static WButton *stop_button;    /* pointer to the stop button */
 126 static WLabel *status_label;    /* Finished, Searching etc. */
 127 static WLabel *found_num_label; /* Number of found items */
 128 static WListbox *find_list;     /* Listbox with the file list */
 129
 130 /* This keeps track of the directory stack */
 131 #if GLIB_CHECK_VERSION (2, 14, 0)
 132 static GQueue dir_queue = G_QUEUE_INIT;
 133 #else
 134 typedef struct dir_stack
 135 {
 136     char *name;
 137     struct dir_stack *prev;
 138 } dir_stack;
 139
 140 static dir_stack *dir_stack_base = 0;
 141 #endif /* GLIB_CHECK_VERSION */
 142
 143 /* *INDENT-OFF* */
 144 static struct
 145 {
 146     const char *text;
 147     int len;                    /* length including space and brackets */
 148     int x;
 149 } fbuts[] =
 150 {
 151     {N_("&Suspend"), 11, 29},
 152     {N_("Con&tinue"), 12, 29},
 153     {N_("&Chdir"), 11, 3},
 154     {N_("&Again"), 9, 17},
 155     {N_("&Quit"), 8, 43},
 156     {N_("Pane&lize"), 12, 3},
 157     {N_("&View - F3"), 13, 20},
 158     {N_("&Edit - F4"), 13, 38}
 159 };
 160 /* *INDENT-ON* */
 161
 162 /* find file options */
 163 typedef struct
 164 {
 165     /* file name options */
 166     gboolean file_case_sens;
 167     gboolean file_pattern;
 168     gboolean find_recurs;
 169     gboolean skip_hidden;
 170     gboolean file_all_charsets;
 171
 172     /* file content options */
 173     gboolean content_case_sens;
 174     gboolean content_regexp;
 175     gboolean content_first_hit;
 176     gboolean content_whole_words;
 177     gboolean content_all_charsets;
 178 } find_file_options_t;
 179
 180 static find_file_options_t options = {
 181     TRUE, TRUE, TRUE, FALSE, FALSE,
 182     TRUE, FALSE, FALSE, FALSE, FALSE
 183 };
 184
 185 static char *in_start_dir = INPUT_LAST_TEXT;
 186
 187 static mc_search_t *search_file_handle = NULL;
 188 static mc_search_t *search_content_handle = NULL;
 189
 190 static void
 191 find_load_options (void)
 192 {
 193     static gboolean loaded = FALSE;
 194     char *ignore_dirs;
 195
 196     if (loaded)
 197         return;
 198
 199     loaded = TRUE;
 200
 201     /* Back compatibility: try load old parameter at first */
 202     ignore_dirs = mc_config_get_string (mc_main_config, "Misc", "find_ignore_dirs", "");
 203     if (ignore_dirs[0] != '\0')
 204     {
 205         find_ignore_dirs = g_strconcat (":", ignore_dirs, ":", (char *) NULL);
 206         mc_config_set_string (mc_main_config, "FindFile", "ignore_dirs", ignore_dirs);
 207     }
 208     g_free (ignore_dirs);
 209     mc_config_del_param (mc_main_config, "Misc", "find_ignore_dirs");
 210
 211     /* Then load new parameters */
 212     ignore_dirs = mc_config_get_string (mc_main_config, "FindFile", "ignore_dirs", "");
 213     if (ignore_dirs[0] != '\0')
 214     {
 215         g_free (find_ignore_dirs);
 216         find_ignore_dirs = g_strconcat (":", ignore_dirs, ":", (char *) NULL);
 217     }
 218     g_free (ignore_dirs);
 219
 220     options.file_case_sens =
 221         mc_config_get_bool (mc_main_config, "FindFile", "file_case_sens", TRUE);
 222     options.file_pattern =
 223         mc_config_get_bool (mc_main_config, "FindFile", "file_shell_pattern", TRUE);
 224     options.find_recurs = mc_config_get_bool (mc_main_config, "FindFile", "file_find_recurs", TRUE);
 225     options.skip_hidden =
 226         mc_config_get_bool (mc_main_config, "FindFile", "file_skip_hidden", FALSE);
 227     options.file_all_charsets =
 228         mc_config_get_bool (mc_main_config, "FindFile", "file_all_charsets", FALSE);
 229     options.content_case_sens =
 230         mc_config_get_bool (mc_main_config, "FindFile", "content_case_sens", TRUE);
 231     options.content_regexp =
 232         mc_config_get_bool (mc_main_config, "FindFile", "content_regexp", FALSE);
 233     options.content_first_hit =
 234         mc_config_get_bool (mc_main_config, "FindFile", "content_first_hit", FALSE);
 235     options.content_whole_words =
 236         mc_config_get_bool (mc_main_config, "FindFile", "content_whole_words", FALSE);
 237     options.content_all_charsets =
 238         mc_config_get_bool (mc_main_config, "FindFile", "content_all_charsets", FALSE);
 239 }
 240
 241 static void
 242 find_save_options (void)
 243 {
 244     mc_config_set_bool (mc_main_config, "FindFile", "file_case_sens", options.file_case_sens);
 245     mc_config_set_bool (mc_main_config, "FindFile", "file_shell_pattern", options.file_pattern);
 246     mc_config_set_bool (mc_main_config, "FindFile", "file_find_recurs", options.find_recurs);
 247     mc_config_set_bool (mc_main_config, "FindFile", "file_skip_hidden", options.skip_hidden);
 248     mc_config_set_bool (mc_main_config, "FindFile", "file_all_charsets", options.file_all_charsets);
 249     mc_config_set_bool (mc_main_config, "FindFile", "content_case_sens", options.content_case_sens);
 250     mc_config_set_bool (mc_main_config, "FindFile", "content_regexp", options.content_regexp);
 251     mc_config_set_bool (mc_main_config, "FindFile", "content_first_hit", options.content_first_hit);
 252     mc_config_set_bool (mc_main_config, "FindFile", "content_whole_words",
 253                         options.content_whole_words);
 254     mc_config_set_bool (mc_main_config, "FindFile", "content_all_charsets",
 255                         options.content_all_charsets);
 256 }
 257
 258 static inline char *
 259 add_to_list (const char *text, void *data)
 260 {
 261     return listbox_add_item (find_list, LISTBOX_APPEND_AT_END, 0, text, data);
 262 }
 263
 264 static inline void
 265 stop_idle (void *data)
 266 {
 267     set_idle_proc (data, 0);
 268 }
 269
 270 static inline void
 271 status_update (const char *text)
 272 {
 273     label_set_text (status_label, text);
 274 }
 275
 276 static void
 277 found_num_update (void)
 278 {
 279     char buffer[BUF_TINY];
 280     g_snprintf (buffer, sizeof (buffer), _("Found: %ld"), matches);
 281     label_set_text (found_num_label, buffer);
 282 }
 283
 284 static void
 285 get_list_info (char **file, char **dir)
 286 {
 287     listbox_get_current (find_list, file, (void **) dir);
 288 }
 289
 290 /* check regular expression */
 291 static gboolean
 292 find_check_regexp (const char *r)
 293 {
 294     mc_search_t *search;
 295     gboolean regexp_ok = FALSE;
 296
 297     search = mc_search_new (r, -1);
 298
 299     if (search != NULL)
 300     {
 301         search->search_type = MC_SEARCH_T_REGEX;
 302         regexp_ok = mc_search_prepare (search);
 303         mc_search_free (search);
 304     }
 305
 306     return regexp_ok;
 307 }
 308
 309 /*
 310  * Callback for the parameter dialog.
 311  * Validate regex, prevent closing the dialog if it's invalid.
 312  */
 313 static cb_ret_t
 314 find_parm_callback (Dlg_head * h, Widget * sender, dlg_msg_t msg, int parm, void *data)
 315 {
 316     switch (msg)
 317     {
 318     case DLG_VALIDATE:
 319         if (h->ret_value != B_ENTER)
 320             return MSG_HANDLED;
 321
 322         /* check filename regexp */
 323         if (!(file_pattern_cbox->state & C_BOOL)
 324             && (in_name->buffer[0] != '\0') && !find_check_regexp (in_name->buffer))
 325         {
 326             message (D_ERROR, MSG_ERROR, _("Malformed regular expression"));
 327             dlg_select_widget (in_name);
 328             h->state = DLG_ACTIVE;      /* Don't stop the dialog */
 329             return MSG_HANDLED;
 330         }
 331
 332         /* check content regexp */
 333         if ((content_regexp_cbox->state & C_BOOL)
 334             && (in_with->buffer[0] != '\0') && !find_check_regexp (in_with->buffer))
 335         {
 336             message (D_ERROR, MSG_ERROR, _("Malformed regular expression"));
 337             dlg_select_widget (in_with);
 338             h->state = DLG_ACTIVE;      /* Don't stop the dialog */
 339             return MSG_HANDLED;
 340         }
 341
 342         return MSG_HANDLED;
 343
 344     default:
 345         return default_dlg_callback (h, sender, msg, parm, data);
 346     }
 347 }
 348
 349 /*
 350  * find_parameters: gets information from the user
 351  *
 352  * If the return value is TRUE, then the following holds:
 353  *
 354  * START_DIR and PATTERN are pointers to char * and upon return they
 355  * contain the information provided by the user.
 356  *
 357  * CONTENT holds a strdup of the contents specified by the user if he
 358  * asked for them or 0 if not (note, this is different from the
 359  * behavior for the other two parameters.
 360  *
 361  */
 362 static gboolean
 363 find_parameters (char **start_dir, char **pattern, char **content)
 364 {
 365     gboolean return_value;
 366
 367     /* file name */
 368     const char *file_case_label = N_("Cas&e sensitive");
 369     const char *file_pattern_label = N_("&Using shell patterns");
 370     const char *file_recurs_label = N_("&Find recursively");
 371     const char *file_skip_hidden_label = N_("S&kip hidden");
 372 #ifdef HAVE_CHARSET
 373     const char *file_all_charsets_label = N_("&All charsets");
 374 #endif
 375
 376     /* file content */
 377     const char *content_case_label = N_("Case sens&itive");
 378     const char *content_regexp_label = N_("Re&gular expression");
 379     const char *content_first_hit_label = N_("Fir&st hit");
 380     const char *content_whole_words_label = N_("&Whole words");
 381 #ifdef HAVE_CHARSET
 382     const char *content_all_charsets_label = N_("All cha&rsets");
 383 #endif
 384
 385     const char *buts[] = { N_("&OK"), N_("&Cancel"), N_("&Tree") };
 386
 387     const int input_colors[3] =
 388     {
 389         INPUT_COLOR,
 390         INPUT_UNCHANGED_COLOR,
 391         INPUT_MARK_COLOR
 392     };
 393
 394     int b0, b1, b2;
 395
 396 #ifdef ENABLE_NLS
 397     {
 398         int i = sizeof (buts) / sizeof (buts[0]);
 399         while (i-- != 0)
 400             buts[i] = _(buts[i]);
 401
 402         file_case_label = _(file_case_label);
 403         file_pattern_label = _(file_pattern_label);
 404         file_recurs_label = _(file_recurs_label);
 405         file_skip_hidden_label = _(file_skip_hidden_label);
 406 #ifdef HAVE_CHARSET
 407         file_all_charsets_label = _(file_all_charsets_label);
 408         content_all_charsets_label = _(content_all_charsets_label);
 409 #endif
 410         content_case_label = _(content_case_label);
 411         content_regexp_label = _(content_regexp_label);
 412         content_first_hit_label = _(content_first_hit_label);
 413         content_whole_words_label = _(content_whole_words_label);
 414     }
 415 #endif /* ENABLE_NLS */
 416
 417     b0 = str_term_width1 (buts[0]) + 6; /* default button */
 418     b1 = str_term_width1 (buts[1]) + 4;
 419     b2 = str_term_width1 (buts[2]) + 4;
 420
 421     find_load_options ();
 422
 423     if (in_start_dir == NULL)
 424         in_start_dir = g_strdup (".");
 425
 426   find_par_start:
 427     find_dlg =
 428         create_dlg (TRUE, 0, 0, FIND_Y, FIND_X, dialog_colors,
 429                     find_parm_callback, "[Find File]", _("Find File"), DLG_CENTER | DLG_REVERSE);
 430
 431     add_widget (find_dlg,
 432                 button_new (FIND_Y - 3, FIND_X * 3 / 4 - b1 / 2, B_CANCEL, NORMAL_BUTTON, buts[1],
 433                             0));
 434     add_widget (find_dlg,
 435                 button_new (FIND_Y - 3, FIND_X / 4 - b0 / 2, B_ENTER, DEFPUSH_BUTTON, buts[0], 0));
 436
 437 #ifdef HAVE_CHARSET
 438     content_all_charsets_cbox = check_new (11, FIND_X / 2 + 1,
 439                                            options.content_all_charsets,
 440                                            content_all_charsets_label);
 441     add_widget (find_dlg, content_all_charsets_cbox);
 442 #endif
 443
 444     content_whole_words_cbox =
 445         check_new (10, FIND_X / 2 + 1, options.content_whole_words, content_whole_words_label);
 446     add_widget (find_dlg, content_whole_words_cbox);
 447
 448     content_first_hit_cbox =
 449         check_new (9, FIND_X / 2 + 1, options.content_first_hit, content_first_hit_label);
 450     add_widget (find_dlg, content_first_hit_cbox);
 451
 452     content_regexp_cbox =
 453         check_new (8, FIND_X / 2 + 1, options.content_regexp, content_regexp_label);
 454     add_widget (find_dlg, content_regexp_cbox);
 455
 456     content_case_sens_cbox =
 457         check_new (7, FIND_X / 2 + 1, options.content_case_sens, content_case_label);
 458     add_widget (find_dlg, content_case_sens_cbox);
 459
 460 #ifdef HAVE_CHARSET
 461     file_all_charsets_cbox = check_new (11, 3, options.file_all_charsets, file_all_charsets_label);
 462     add_widget (find_dlg, file_all_charsets_cbox);
 463 #endif
 464
 465     skip_hidden_cbox = check_new (10, 3, options.skip_hidden, file_skip_hidden_label);
 466     add_widget (find_dlg, skip_hidden_cbox);
 467
 468     recursively_cbox = check_new (9, 3, options.find_recurs, file_recurs_label);
 469     add_widget (find_dlg, recursively_cbox);
 470
 471     file_pattern_cbox = check_new (8, 3, options.file_pattern, file_pattern_label);
 472     add_widget (find_dlg, file_pattern_cbox);
 473
 474     file_case_sens_cbox = check_new (7, 3, options.file_case_sens, file_case_label);
 475     add_widget (find_dlg, file_case_sens_cbox);
 476
 477     in_with = input_new (6, FIND_X / 2 + 1, (int *) input_colors, FIND_X / 2 - 4, INPUT_LAST_TEXT,
 478                          MC_HISTORY_SHARED_SEARCH, INPUT_COMPLETE_DEFAULT);
 479     add_widget (find_dlg, in_with);
 480     add_widget (find_dlg, label_new (5, FIND_X / 2 + 1, _("Content:")));
 481
 482     in_name = input_new (6, 3, (int *) input_colors,
 483                          FIND_X / 2 - 4, INPUT_LAST_TEXT, "name", INPUT_COMPLETE_DEFAULT);
 484     add_widget (find_dlg, in_name);
 485     add_widget (find_dlg, label_new (5, 3, _("File name:")));
 486
 487     add_widget (find_dlg, button_new (3, FIND_X - b2 - 2, B_TREE, NORMAL_BUTTON, buts[2], 0));
 488
 489     in_start = input_new (3, 3, (int *) input_colors,
 490                           FIND_X - b2 - 6, in_start_dir, "start", INPUT_COMPLETE_DEFAULT);
 491     add_widget (find_dlg, in_start);
 492     add_widget (find_dlg, label_new (2, 3, _("Start at:")));
 493
 494     dlg_select_widget (in_name);
 495
 496     switch (run_dlg (find_dlg))
 497     {
 498     case B_CANCEL:
 499         return_value = FALSE;
 500         break;
 501
 502     case B_TREE:
 503         {
 504             char temp_dir[MC_MAXPATHLEN];
 505
 506             g_strlcpy (temp_dir, in_start->buffer, sizeof (temp_dir));
 507 #ifdef HAVE_CHARSET
 508             options.file_all_charsets = file_all_charsets_cbox->state & C_BOOL;
 509             options.content_all_charsets = content_all_charsets_cbox->state & C_BOOL;
 510 #endif
 511             options.content_case_sens = content_case_sens_cbox->state & C_BOOL;
 512             options.content_regexp = content_regexp_cbox->state & C_BOOL;
 513             options.content_first_hit = content_first_hit_cbox->state & C_BOOL;
 514             options.content_whole_words = content_whole_words_cbox->state & C_BOOL;
 515             options.file_pattern = file_pattern_cbox->state & C_BOOL;
 516             options.file_case_sens = file_case_sens_cbox->state & C_BOOL;
 517             options.find_recurs = recursively_cbox->state & C_BOOL;
 518             options.skip_hidden = skip_hidden_cbox->state & C_BOOL;
 519             destroy_dlg (find_dlg);
 520
 521             if ((temp_dir[0] == '\0') || ((temp_dir[0] == '.') && (temp_dir[1] == '\0')))
 522                 g_strlcpy (temp_dir, current_panel->cwd, sizeof (temp_dir));
 523
 524             if (in_start_dir != INPUT_LAST_TEXT)
 525                 g_free (in_start_dir);
 526             in_start_dir = tree_box (temp_dir);
 527             if (in_start_dir == NULL)
 528                 in_start_dir = g_strdup (temp_dir);
 529             /* Warning: Dreadful goto */
 530             goto find_par_start;
 531             break;
 532         }
 533
 534     default:
 535 #ifdef HAVE_CHARSET
 536         options.file_all_charsets = file_all_charsets_cbox->state & C_BOOL;
 537         options.content_all_charsets = content_all_charsets_cbox->state & C_BOOL;
 538 #endif
 539         options.content_case_sens = content_case_sens_cbox->state & C_BOOL;
 540         options.content_regexp = content_regexp_cbox->state & C_BOOL;
 541         options.content_first_hit = content_first_hit_cbox->state & C_BOOL;
 542         options.content_whole_words = content_whole_words_cbox->state & C_BOOL;
 543         options.find_recurs = recursively_cbox->state & C_BOOL;
 544         options.file_pattern = file_pattern_cbox->state & C_BOOL;
 545         options.file_case_sens = file_case_sens_cbox->state & C_BOOL;
 546         options.skip_hidden = skip_hidden_cbox->state & C_BOOL;
 547
 548         *content = (in_with->buffer[0] != '\0') ? g_strdup (in_with->buffer) : NULL;
 549         *start_dir = g_strdup ((in_start->buffer[0] != '\0') ? in_start->buffer : ".");
 550         *pattern = g_strdup (in_name->buffer);
 551         if (in_start_dir != INPUT_LAST_TEXT)
 552             g_free (in_start_dir);
 553         in_start_dir = g_strdup (*start_dir);
 554
 555         find_save_options ();
 556
 557         return_value = TRUE;
 558     }
 559
 560     destroy_dlg (find_dlg);
 561
 562     return return_value;
 563 }
 564
 565 #if GLIB_CHECK_VERSION (2, 14, 0)
 566
 567 static inline void
 568 push_directory (const char *dir)
 569 {
 570     g_queue_push_head (&dir_queue, (void *) dir);
 571 }
 572
 573 static inline char *
 574 pop_directory (void)
 575 {
 576     return (char *) g_queue_pop_tail (&dir_queue);
 577 }
 578
 579 /* Remove all the items in the stack */
 580 static void
 581 clear_stack (void)
 582 {
 583     g_queue_foreach (&dir_queue, (GFunc) g_free, NULL);
 584     g_queue_clear (&dir_queue);
 585 }
 586
 587 #else /* GLIB_CHAECK_VERSION */
 588
 589 static void
 590 push_directory (const char *dir)
 591 {
 592     dir_stack *new;
 593
 594     new = g_new (dir_stack, 1);
 595     new->name = str_unconst (dir);
 596     new->prev = dir_stack_base;
 597     dir_stack_base = new;
 598 }
 599
 600 static char *
 601 pop_directory (void)
 602 {
 603     char *name = NULL;
 604
 605     if (dir_stack_base != NULL)
 606     {
 607         dir_stack *next;
 608         name = dir_stack_base->name;
 609         next = dir_stack_base->prev;
 610         g_free (dir_stack_base);
 611         dir_stack_base = next;
 612     }
 613
 614     return name;
 615 }
 616
 617 /* Remove all the items in the stack */
 618 static void
 619 clear_stack (void)
 620 {
 621     char *dir = NULL;
 622     while ((dir = pop_directory ()) != NULL)
 623         g_free (dir);
 624 }
 625
 626 #endif /* GLIB_CHAECK_VERSION */
 627
 628 static void
 629 insert_file (const char *dir, const char *file)
 630 {
 631     char *tmp_name = NULL;
 632     static char *dirname = NULL;
 633
 634     while (dir[0] == PATH_SEP && dir[1] == PATH_SEP)
 635         dir++;
 636
 637     if (old_dir)
 638     {
 639         if (strcmp (old_dir, dir))
 640         {
 641             g_free (old_dir);
 642             old_dir = g_strdup (dir);
 643             dirname = add_to_list (dir, NULL);
 644         }
 645     }
 646     else
 647     {
 648         old_dir = g_strdup (dir);
 649         dirname = add_to_list (dir, NULL);
 650     }
 651
 652     tmp_name = g_strdup_printf ("    %s", file);
 653     add_to_list (tmp_name, dirname);
 654     g_free (tmp_name);
 655 }
 656
 657 static void
 658 find_add_match (const char *dir, const char *file)
 659 {
 660     insert_file (dir, file);
 661
 662     /* Don't scroll */
 663     if (matches == 0)
 664         listbox_select_first (find_list);
 665     send_message (&find_list->widget, WIDGET_DRAW, 0);
 666
 667     matches++;
 668     found_num_update ();
 669 }
 670
 671 /*
 672  * get_line_at:
 673  *
 674  * Returns malloced null-terminated line from file file_fd.
 675  * Input is buffered in buf_size long buffer.
 676  * Current pos in buf is stored in pos.
 677  * n_read - number of read chars.
 678  * has_newline - is there newline ?
 679  */
 680 static char *
 681 get_line_at (int file_fd, char *buf, int buf_size, int *pos, int *n_read, gboolean * has_newline)
 682 {
 683     char *buffer = NULL;
 684     int buffer_size = 0;
 685     char ch = 0;
 686     int i = 0;
 687
 688     for (;;)
 689     {
 690         if (*pos >= *n_read)
 691         {
 692             *pos = 0;
 693             *n_read = mc_read (file_fd, buf, buf_size);
 694             if (*n_read <= 0)
 695                 break;
 696         }
 697
 698         ch = buf[(*pos)++];
 699         if (ch == '\0')
 700         {
 701             /* skip possible leading zero(s) */
 702             if (i == 0)
 703                 continue;
 704             else
 705                 break;
 706         }
 707
 708         if (i >= buffer_size - 1)
 709         {
 710             buffer = g_realloc (buffer, buffer_size += 80);
 711         }
 712         /* Strip newline */
 713         if (ch == '\n')
 714             break;
 715
 716         buffer[i++] = ch;
 717     }
 718
 719     *has_newline = (ch != '\0');
 720
 721     if (buffer != NULL)
 722         buffer[i] = '\0';
 723
 724     return buffer;
 725 }
 726
 727 static FindProgressStatus
 728 check_find_events (Dlg_head * h)
 729 {
 730     Gpm_Event event;
 731     int c;
 732
 733     event.x = -1;
 734     c = tty_get_event (&event, h->mouse_status == MOU_REPEAT, FALSE);
 735     if (c != EV_NONE)
 736     {
 737         dlg_process_event (h, c, &event);
 738         if (h->ret_value == B_ENTER
 739             || h->ret_value == B_CANCEL || h->ret_value == B_AGAIN || h->ret_value == B_PANELIZE)
 740         {
 741             /* dialog terminated */
 742             return FIND_ABORT;
 743         }
 744         if (!(h->flags & DLG_WANT_IDLE))
 745         {
 746             /* searching suspended */
 747             return FIND_SUSPEND;
 748         }
 749     }
 750
 751     return FIND_CONT;
 752 }
 753
 754 /*
 755  * search_content:
 756  *
 757  * Search the content_pattern string in the DIRECTORY/FILE.
 758  * It will add the found entries to the find listbox.
 759  *
 760  * returns FALSE if do_search should look for another file
 761  *         TRUE if do_search should exit and proceed to the event handler
 762  */
 763 static gboolean
 764 search_content (Dlg_head * h, const char *directory, const char *filename)
 765 {
 766     struct stat s;
 767     char buffer[BUF_4K];
 768     char *fname = NULL;
 769     int file_fd;
 770     gboolean ret_val = FALSE;
 771
 772     fname = concat_dir_and_file (directory, filename);
 773
 774     if (mc_stat (fname, &s) != 0 || !S_ISREG (s.st_mode))
 775     {
 776         g_free (fname);
 777         return 0;
 778     }
 779
 780     file_fd = mc_open (fname, O_RDONLY);
 781     g_free (fname);
 782
 783     if (file_fd == -1)
 784         return 0;
 785
 786     g_snprintf (buffer, sizeof (buffer), _("Grepping in %s"), str_trunc (filename, FIND2_X_USE));
 787
 788     status_update (buffer);
 789     mc_refresh ();
 790
 791     tty_enable_interrupt_key ();
 792     tty_got_interrupt ();
 793
 794     {
 795         int line = 1;
 796         int pos = 0;
 797         int n_read = 0;
 798         gboolean has_newline;
 799         char *p = NULL;
 800         gboolean found = FALSE;
 801         gsize found_len;
 802         char result[BUF_MEDIUM];
 803
 804         if (resuming)
 805         {
 806             /* We've been previously suspended, start from the previous position */
 807             resuming = 0;
 808             line = last_line;
 809             pos = last_pos;
 810         }
 811         while (!ret_val
 812                && (p = get_line_at (file_fd, buffer, sizeof (buffer),
 813                                     &pos, &n_read, &has_newline)) != NULL)
 814         {
 815             if (!found          /* Search in binary line once */
 816                 && mc_search_run (search_content_handle,
 817                                   (const void *) p, 0, strlen (p), &found_len))
 818             {
 819                 g_snprintf (result, sizeof (result), "%d:%s", line, filename);
 820                 find_add_match (directory, result);
 821                 found = TRUE;
 822             }
 823             g_free (p);
 824
 825             if (found && options.content_first_hit)
 826                 break;
 827
 828             if (has_newline)
 829             {
 830                 found = FALSE;
 831                 line++;
 832             }
 833
 834             if ((line & 0xff) == 0)
 835             {
 836                 FindProgressStatus res;
 837                 res = check_find_events (h);
 838                 switch (res)
 839                 {
 840                 case FIND_ABORT:
 841                     stop_idle (h);
 842                     ret_val = TRUE;
 843                     break;
 844                 case FIND_SUSPEND:
 845                     resuming = 1;
 846                     last_line = line;
 847                     last_pos = pos;
 848                     ret_val = TRUE;
 849                     break;
 850                 default:
 851                     break;
 852                 }
 853             }
 854
 855         }
 856     }
 857     tty_disable_interrupt_key ();
 858     mc_close (file_fd);
 859     return ret_val;
 860 }
 861
 862 static int
 863 do_search (struct Dlg_head *h)
 864 {
 865     static struct dirent *dp = NULL;
 866     static DIR *dirp = NULL;
 867     static char *directory = NULL;
 868     struct stat tmp_stat;
 869     static int pos = 0;
 870     static int subdirs_left = 0;
 871     gsize bytes_found;
 872     unsigned long count;        /* Number of files displayed */
 873
 874     if (!h)
 875     {                           /* someone forces me to close dirp */
 876         if (dirp)
 877         {
 878             mc_closedir (dirp);
 879             dirp = NULL;
 880         }
 881         g_free (directory);
 882         directory = NULL;
 883         dp = NULL;
 884         return 1;
 885     }
 886
 887     search_content_handle = mc_search_new (content_pattern, -1);
 888     if (search_content_handle)
 889     {
 890         search_content_handle->search_type =
 891             options.content_regexp ? MC_SEARCH_T_REGEX : MC_SEARCH_T_NORMAL;
 892         search_content_handle->is_case_sensitive = options.content_case_sens;
 893         search_content_handle->whole_words = options.content_whole_words;
 894         search_content_handle->is_all_charsets = options.content_all_charsets;
 895     }
 896     search_file_handle = mc_search_new (find_pattern, -1);
 897     search_file_handle->search_type = options.file_pattern ? MC_SEARCH_T_GLOB : MC_SEARCH_T_REGEX;
 898     search_file_handle->is_case_sensitive = options.file_case_sens;
 899     search_file_handle->is_all_charsets = options.file_all_charsets;
 900     search_file_handle->is_entire_line = options.file_pattern;
 901
 902     count = 0;
 903
 904   do_search_begin:
 905     while (!dp)
 906     {
 907         if (dirp)
 908         {
 909             mc_closedir (dirp);
 910             dirp = 0;
 911         }
 912
 913         while (!dirp)
 914         {
 915             char *tmp = NULL;
 916
 917             tty_setcolor (REVERSE_COLOR);
 918             while (1)
 919             {
 920                 char *temp_dir = NULL;
 921                 gboolean found;
 922
 923                 tmp = pop_directory ();
 924                 if (tmp == NULL)
 925                 {
 926                     running = FALSE;
 927                     status_update (_("Finished"));
 928                     stop_idle (h);
 929                     mc_search_free (search_file_handle);
 930                     search_file_handle = NULL;
 931                     mc_search_free (search_content_handle);
 932                     search_content_handle = NULL;
 933                     return 0;
 934                 }
 935
 936                 if ((find_ignore_dirs == NULL) || (find_ignore_dirs[0] == '\0'))
 937                     break;
 938
 939                 temp_dir = g_strdup_printf (":%s:", tmp);
 940                 found = strstr (find_ignore_dirs, temp_dir) != 0;
 941                 g_free (temp_dir);
 942
 943                 if (!found)
 944                     break;
 945
 946                 g_free (tmp);
 947             }
 948
 949             g_free (directory);
 950             directory = tmp;
 951
 952             if (verbose)
 953             {
 954                 char buffer[BUF_SMALL];
 955
 956                 g_snprintf (buffer, sizeof (buffer), _("Searching %s"),
 957                             str_trunc (directory, FIND2_X_USE));
 958                 status_update (buffer);
 959             }
 960             /* mc_stat should not be called after mc_opendir
 961                because vfs_s_opendir modifies the st_nlink
 962              */
 963             if (!mc_stat (directory, &tmp_stat))
 964                 subdirs_left = tmp_stat.st_nlink - 2;
 965             else
 966                 subdirs_left = 0;
 967
 968             dirp = mc_opendir (directory);
 969         }                       /* while (!dirp) */
 970
 971         /* skip invalid filenames */
 972         while ((dp = mc_readdir (dirp)) != NULL && !str_is_valid_string (dp->d_name))
 973             ;
 974     }                           /* while (!dp) */
 975
 976     if (strcmp (dp->d_name, ".") == 0 || strcmp (dp->d_name, "..") == 0)
 977     {
 978         dp = mc_readdir (dirp);
 979         /* skip invalid filenames */
 980         while (dp != NULL && !str_is_valid_string (dp->d_name))
 981             dp = mc_readdir (dirp);
 982
 983         mc_search_free (search_file_handle);
 984         search_file_handle = NULL;
 985         mc_search_free (search_content_handle);
 986         search_content_handle = NULL;
 987         return 1;
 988     }
 989
 990     if (!(options.skip_hidden && (dp->d_name[0] == '.')))
 991     {
 992         gboolean search_ok;
 993
 994         if ((subdirs_left != 0) && options.find_recurs && (directory != NULL))
 995         {                       /* Can directory be NULL ? */
 996             char *tmp_name = concat_dir_and_file (directory, dp->d_name);
 997             if (!mc_lstat (tmp_name, &tmp_stat) && S_ISDIR (tmp_stat.st_mode))
 998             {
 999                 push_directory (tmp_name);
1000                 subdirs_left--;
1001             }
1002             else
1003                 g_free (tmp_name);
1004         }
1005
1006         search_ok = mc_search_run (search_file_handle, dp->d_name,
1007                                    0, strlen (dp->d_name), &bytes_found);
1008
1009         if (search_ok)
1010         {
1011             if (content_pattern == NULL)
1012                 find_add_match (directory, dp->d_name);
1013             else if (search_content (h, directory, dp->d_name))
1014             {
1015                 mc_search_free (search_file_handle);
1016                 search_file_handle = NULL;
1017                 mc_search_free (search_content_handle);
1018                 search_content_handle = NULL;
1019                 return 1;
1020             }
1021         }
1022     }
1023
1024     /* skip invalid filenames */
1025     while ((dp = mc_readdir (dirp)) != NULL && !str_is_valid_string (dp->d_name))
1026         ;
1027
1028     /* Displays the nice dot */
1029     count++;
1030     if (!(count & 31))
1031     {
1032         /* For nice updating */
1033         const char rotating_dash[] = "|/-\\";
1034
1035         if (verbose)
1036         {
1037             pos = (pos + 1) % 4;
1038             tty_setcolor (DLG_NORMALC (h));
1039             dlg_move (h, FIND2_Y - 7, FIND2_X - 4);
1040             tty_print_char (rotating_dash[pos]);
1041             mc_refresh ();
1042         }
1043     }
1044     else
1045         goto do_search_begin;
1046
1047     mc_search_free (search_file_handle);
1048     search_file_handle = NULL;
1049     mc_search_free (search_content_handle);
1050     search_content_handle = NULL;
1051     return 1;
1052 }
1053
1054 static void
1055 init_find_vars (void)
1056 {
1057     g_free (old_dir);
1058     old_dir = NULL;
1059     matches = 0;
1060
1061     /* Remove all the items in the stack */
1062     clear_stack ();
1063 }
1064
1065 static char *
1066 make_fullname (const char *dirname, const char *filename)
1067 {
1068
1069     if (strcmp (dirname, ".") == 0 || strcmp (dirname, "." PATH_SEP_STR) == 0)
1070         return g_strdup (filename);
1071     if (strncmp (dirname, "." PATH_SEP_STR, 2) == 0)
1072         return concat_dir_and_file (dirname + 2, filename);
1073     return concat_dir_and_file (dirname, filename);
1074 }
1075
1076 static void
1077 find_do_view_edit (int unparsed_view, int edit, char *dir, char *file)
1078 {
1079     char *fullname = NULL;
1080     const char *filename = NULL;
1081     int line;
1082
1083     if (content_pattern != NULL)
1084     {
1085         filename = strchr (file + 4, ':') + 1;
1086         line = atoi (file + 4);
1087     }
1088     else
1089     {
1090         filename = file + 4;
1091         line = 0;
1092     }
1093
1094     fullname = make_fullname (dir, filename);
1095     if (edit)
1096         do_edit_at_line (fullname, use_internal_edit, line);
1097     else
1098         view_file_at_line (fullname, unparsed_view, use_internal_view, line);
1099     g_free (fullname);
1100 }
1101
1102 static cb_ret_t
1103 view_edit_currently_selected_file (int unparsed_view, int edit)
1104 {
1105     char *dir = NULL;
1106     char *text = NULL;
1107
1108     listbox_get_current (find_list, &text, (void **) &dir);
1109
1110     if ((text == NULL) || (dir == NULL))
1111         return MSG_NOT_HANDLED;
1112
1113     find_do_view_edit (unparsed_view, edit, dir, text);
1114     return MSG_HANDLED;
1115 }
1116
1117 static cb_ret_t
1118 find_callback (struct Dlg_head *h, Widget * sender, dlg_msg_t msg, int parm, void *data)
1119 {
1120     switch (msg)
1121     {
1122     case DLG_KEY:
1123         if (parm == KEY_F (3) || parm == KEY_F (13))
1124         {
1125             int unparsed_view = (parm == KEY_F (13));
1126             return view_edit_currently_selected_file (unparsed_view, 0);
1127         }
1128         if (parm == KEY_F (4))
1129         {
1130             return view_edit_currently_selected_file (0, 1);
1131         }
1132         return MSG_NOT_HANDLED;
1133
1134     case DLG_IDLE:
1135         do_search (h);
1136         return MSG_HANDLED;
1137
1138     default:
1139         return default_dlg_callback (h, sender, msg, parm, data);
1140     }
1141 }
1142
1143 /* Handles the Stop/Start button in the find window */
1144 static int
1145 start_stop (int button)
1146 {
1147     (void) button;
1148
1149     running = is_start;
1150     set_idle_proc (find_dlg, running);
1151     is_start = !is_start;
1152
1153     status_update (is_start ? _("Stopped") : _("Searching"));
1154     button_set_text (stop_button, fbuts[is_start ? 1 : 0].text);
1155
1156     return 0;
1157 }
1158
1159 /* Handle view command, when invoked as a button */
1160 static int
1161 find_do_view_file (int button)
1162 {
1163     (void) button;
1164
1165     view_edit_currently_selected_file (0, 0);
1166     return 0;
1167 }
1168
1169 /* Handle edit command, when invoked as a button */
1170 static int
1171 find_do_edit_file (int button)
1172 {
1173     (void) button;
1174
1175     view_edit_currently_selected_file (0, 1);
1176     return 0;
1177 }
1178
1179 static void
1180 setup_gui (void)
1181 {
1182 #ifdef ENABLE_NLS
1183     static gboolean i18n_flag = FALSE;
1184
1185     if (!i18n_flag)
1186     {
1187         int i = sizeof (fbuts) / sizeof (fbuts[0]);
1188         while (i-- != 0)
1189         {
1190             fbuts[i].text = _(fbuts[i].text);
1191             fbuts[i].len = str_term_width1 (fbuts[i].text) + 3;
1192         }
1193
1194         fbuts[2].len += 2;      /* DEFPUSH_BUTTON */
1195         i18n_flag = TRUE;
1196     }
1197 #endif /* ENABLE_NLS */
1198
1199     /*
1200      * Dynamically place buttons centered within current window size
1201      */
1202     {
1203         int l0 = max (fbuts[0].len, fbuts[1].len);
1204         int l1 = fbuts[2].len + fbuts[3].len + l0 + fbuts[4].len;
1205         int l2 = fbuts[5].len + fbuts[6].len + fbuts[7].len;
1206         int r1, r2;
1207
1208         /* Check, if both button rows fit within FIND2_X */
1209         FIND2_X = max (l1 + 9, COLS - 16);
1210         FIND2_X = max (l2 + 8, FIND2_X);
1211
1212         /* compute amount of space between buttons for each row */
1213         r1 = (FIND2_X - 4 - l1) % 5;
1214         l1 = (FIND2_X - 4 - l1) / 5;
1215         r2 = (FIND2_X - 4 - l2) % 4;
1216         l2 = (FIND2_X - 4 - l2) / 4;
1217
1218         /* ...and finally, place buttons */
1219         fbuts[2].x = 2 + r1 / 2 + l1;
1220         fbuts[3].x = fbuts[2].x + fbuts[2].len + l1;
1221         fbuts[0].x = fbuts[3].x + fbuts[3].len + l1;
1222         fbuts[4].x = fbuts[0].x + l0 + l1;
1223         fbuts[5].x = 2 + r2 / 2 + l2;
1224         fbuts[6].x = fbuts[5].x + fbuts[5].len + l2;
1225         fbuts[7].x = fbuts[6].x + fbuts[6].len + l2;
1226     }
1227
1228     find_dlg =
1229         create_dlg (TRUE, 0, 0, FIND2_Y, FIND2_X, dialog_colors, find_callback,
1230                     "[Find File]", _("Find File"), DLG_CENTER | DLG_REVERSE);
1231
1232     add_widget (find_dlg,
1233                 button_new (FIND2_Y - 3, fbuts[7].x, B_VIEW, NORMAL_BUTTON,
1234                             fbuts[7].text, find_do_edit_file));
1235     add_widget (find_dlg,
1236                 button_new (FIND2_Y - 3, fbuts[6].x, B_VIEW, NORMAL_BUTTON,
1237                             fbuts[6].text, find_do_view_file));
1238     add_widget (find_dlg,
1239                 button_new (FIND2_Y - 3, fbuts[5].x, B_PANELIZE, NORMAL_BUTTON, fbuts[5].text, 0));
1240
1241     add_widget (find_dlg,
1242                 button_new (FIND2_Y - 4, fbuts[4].x, B_CANCEL, NORMAL_BUTTON, fbuts[4].text, 0));
1243     stop_button =
1244         button_new (FIND2_Y - 4, fbuts[0].x, B_STOP, NORMAL_BUTTON, fbuts[0].text, start_stop);
1245     add_widget (find_dlg, stop_button);
1246     add_widget (find_dlg,
1247                 button_new (FIND2_Y - 4, fbuts[3].x, B_AGAIN, NORMAL_BUTTON, fbuts[3].text, 0));
1248     add_widget (find_dlg,
1249                 button_new (FIND2_Y - 4, fbuts[2].x, B_ENTER, DEFPUSH_BUTTON, fbuts[2].text, 0));
1250
1251     status_label = label_new (FIND2_Y - 7, 4, _("Searching"));
1252     add_widget (find_dlg, status_label);
1253
1254     found_num_label = label_new (FIND2_Y - 6, 4, "");
1255     add_widget (find_dlg, found_num_label);
1256
1257     find_list = listbox_new (2, 2, FIND2_Y - 10, FIND2_X - 4, FALSE, NULL);
1258     add_widget (find_dlg, find_list);
1259 }
1260
1261 static int
1262 run_process (void)
1263 {
1264     resuming = 0;
1265     set_idle_proc (find_dlg, 1);
1266     return run_dlg (find_dlg);
1267 }
1268
1269 static void
1270 kill_gui (void)
1271 {
1272     set_idle_proc (find_dlg, 0);
1273     destroy_dlg (find_dlg);
1274 }
1275
1276 static int
1277 find_file (const char *start_dir, const char *pattern, const char *content,
1278            char **dirname, char **filename)
1279 {
1280     int return_value = 0;
1281     char *dir_tmp = NULL, *file_tmp = NULL;
1282
1283     setup_gui ();
1284
1285     /* FIXME: Need to cleanup this, this ought to be passed non-globaly */
1286     find_pattern = str_unconst (pattern);
1287     content_pattern = (content != NULL && str_is_valid_string (content))
1288         ? g_strdup (content) : NULL;
1289
1290     init_find_vars ();
1291     push_directory (start_dir);
1292
1293     return_value = run_process ();
1294
1295     /* Remove all the items in the stack */
1296     clear_stack ();
1297
1298     get_list_info (&file_tmp, &dir_tmp);
1299
1300     if (dir_tmp)
1301         *dirname = g_strdup (dir_tmp);
1302     if (file_tmp)
1303         *filename = g_strdup (file_tmp);
1304
1305     if (return_value == B_PANELIZE && *filename)
1306     {
1307         int status, link_to_dir, stale_link;
1308         int next_free = 0;
1309         int i;
1310         struct stat st;
1311         GList *entry;
1312         dir_list *list = &current_panel->dir;
1313         char *name = NULL;
1314
1315         for (i = 0, entry = find_list->list; entry != NULL; i++, entry = g_list_next (entry))
1316         {
1317             const char *lc_filename = NULL;
1318             WLEntry *le = (WLEntry *) entry->data;
1319
1320             if ((le->text == NULL) || (le->data == NULL))
1321                 continue;
1322
1323             if (content_pattern != NULL)
1324                 lc_filename = strchr (le->text + 4, ':') + 1;
1325             else
1326                 lc_filename = le->text + 4;
1327
1328             name = make_fullname (le->data, lc_filename);
1329             status = handle_path (list, name, &st, next_free, &link_to_dir, &stale_link);
1330             if (status == 0)
1331             {
1332                 g_free (name);
1333                 continue;
1334             }
1335             if (status == -1)
1336             {
1337                 g_free (name);
1338                 break;
1339             }
1340
1341             /* don't add files more than once to the panel */
1342             if (content_pattern != NULL && next_free > 0
1343                 && strcmp (list->list[next_free - 1].fname, name) == 0)
1344             {
1345                 g_free (name);
1346                 continue;
1347             }
1348
1349             if (!next_free)     /* first turn i.e clean old list */
1350                 panel_clean_dir (current_panel);
1351             list->list[next_free].fnamelen = strlen (name);
1352             list->list[next_free].fname = name;
1353             list->list[next_free].f.marked = 0;
1354             list->list[next_free].f.link_to_dir = link_to_dir;
1355             list->list[next_free].f.stale_link = stale_link;
1356             list->list[next_free].f.dir_size_computed = 0;
1357             list->list[next_free].st = st;
1358             list->list[next_free].sort_key = NULL;
1359             list->list[next_free].second_sort_key = NULL;
1360             next_free++;
1361             if (!(next_free & 15))
1362                 rotate_dash ();
1363         }
1364
1365         if (next_free)
1366         {
1367             current_panel->count = next_free;
1368             current_panel->is_panelized = 1;
1369
1370             if (start_dir[0] == PATH_SEP)
1371             {
1372                 int ret;
1373                 strcpy (current_panel->cwd, PATH_SEP_STR);
1374                 ret = chdir (PATH_SEP_STR);
1375             }
1376         }
1377     }
1378
1379     g_free (content_pattern);
1380     kill_gui ();
1381     do_search (NULL);           /* force do_search to release resources */
1382     g_free (old_dir);
1383     old_dir = NULL;
1384
1385     return return_value;
1386 }
1387
1388 void
1389 do_find (void)
1390 {
1391     char *start_dir = NULL, *pattern = NULL, *content = NULL;
1392     char *filename = NULL, *dirname = NULL;
1393     int v;
1394     gboolean dir_and_file_set;
1395
1396     while (find_parameters (&start_dir, &pattern, &content))
1397     {
1398         if (pattern[0] == '\0')
1399             break;              /* nothing search */
1400
1401         dirname = filename = NULL;
1402         is_start = FALSE;
1403         v = find_file (start_dir, pattern, content, &dirname, &filename);
1404         g_free (pattern);
1405
1406         if (v == B_ENTER)
1407         {
1408             if (dirname || filename)
1409             {
1410                 if (dirname)
1411                 {
1412                     do_cd (dirname, cd_exact);
1413                     if (filename)
1414                         try_to_select (current_panel, filename + (content ?
1415                                                                   (strchr (filename + 4, ':') -
1416                                                                    filename + 1) : 4));
1417                 }
1418                 else if (filename)
1419                     do_cd (filename, cd_exact);
1420                 select_item (current_panel);
1421             }
1422             g_free (dirname);
1423             g_free (filename);
1424             break;
1425         }
1426
1427         g_free (content);
1428         dir_and_file_set = dirname && filename;
1429         g_free (dirname);
1430         g_free (filename);
1431
1432         if (v == B_CANCEL)
1433             break;
1434
1435         if (v == B_PANELIZE)
1436         {
1437             if (dir_and_file_set)
1438             {
1439                 try_to_select (current_panel, NULL);
1440                 panel_re_sort (current_panel);
1441                 try_to_select (current_panel, NULL);
1442             }
1443             break;
1444         }
1445     }
1446 }