diff options
Diffstat (limited to 'find.c')
| -rw-r--r-- | find.c | 200 |
1 files changed, 0 insertions, 200 deletions
@@ -1,200 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * Mini find implementation for busybox - * - * - * Copyright (C) 1999,2000,2001 by Lineo, inc. - * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org> - * Reworked by David Douthitt <n9ubh@callsign.net> and - * Matt Kraai <kraai@alumni.carnegiemellon.edu>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <stdio.h> -#include <unistd.h> -#include <dirent.h> -#include <string.h> -#include <stdlib.h> -#include <fnmatch.h> -#include <time.h> -#include <ctype.h> -#include "busybox.h" - - -static char *pattern; - -#ifdef BB_FEATURE_FIND_TYPE -static int type_mask = 0; -#endif - -#ifdef BB_FEATURE_FIND_PERM -static char perm_char = 0; -static int perm_mask = 0; -#endif - -#ifdef BB_FEATURE_FIND_MTIME -static char mtime_char; -static int mtime_days; -#endif - -static int fileAction(const char *fileName, struct stat *statbuf, void* junk) -{ - if (pattern != NULL) { - const char *tmp = strrchr(fileName, '/'); - - if (tmp == NULL) - tmp = fileName; - else - tmp++; - if (!(fnmatch(pattern, tmp, FNM_PERIOD) == 0)) - goto no_match; - } -#ifdef BB_FEATURE_FIND_TYPE - if (type_mask != 0) { - if (!((statbuf->st_mode & S_IFMT) == type_mask)) - goto no_match; - } -#endif -#ifdef BB_FEATURE_FIND_PERM - if (perm_mask != 0) { - if (!((isdigit(perm_char) && (statbuf->st_mode & 07777) == perm_mask) || - (perm_char == '-' && (statbuf->st_mode & perm_mask) == perm_mask) || - (perm_char == '+' && (statbuf->st_mode & perm_mask) != 0))) - goto no_match; - } -#endif -#ifdef BB_FEATURE_FIND_MTIME - if (mtime_days != 0) { - time_t file_age = time(NULL) - statbuf->st_mtime; - time_t mtime_secs = mtime_days * 24 * 60 * 60; - if (!((isdigit(mtime_char) && mtime_secs >= file_age && - mtime_secs < file_age + 24 * 60 * 60) || - (mtime_char == '+' && mtime_secs >= file_age) || - (mtime_char == '-' && mtime_secs < file_age))) - goto no_match; - } -#endif - puts(fileName); -no_match: - return (TRUE); -} - -#ifdef BB_FEATURE_FIND_TYPE -static int find_type(char *type) -{ - int mask = 0; - - switch (type[0]) { - case 'b': - mask = S_IFBLK; - break; - case 'c': - mask = S_IFCHR; - break; - case 'd': - mask = S_IFDIR; - break; - case 'p': - mask = S_IFIFO; - break; - case 'f': - mask = S_IFREG; - break; - case 'l': - mask = S_IFLNK; - break; - case 's': - mask = S_IFSOCK; - break; - } - - if (mask == 0 || type[1] != '\0') - error_msg_and_die("invalid argument `%s' to `-type'", type); - - return mask; -} -#endif - -int find_main(int argc, char **argv) -{ - int dereference = FALSE; - int i, firstopt, status = EXIT_SUCCESS; - - for (firstopt = 1; firstopt < argc; firstopt++) { - if (argv[firstopt][0] == '-') - break; - } - - /* Parse any options */ - for (i = firstopt; i < argc; i++) { - if (strcmp(argv[i], "-follow") == 0) - dereference = TRUE; - else if (strcmp(argv[i], "-print") == 0) { - ; - } - else if (strcmp(argv[i], "-name") == 0) { - if (++i == argc) - error_msg_and_die("option `-name' requires an argument"); - pattern = argv[i]; -#ifdef BB_FEATURE_FIND_TYPE - } else if (strcmp(argv[i], "-type") == 0) { - if (++i == argc) - error_msg_and_die("option `-type' requires an argument"); - type_mask = find_type(argv[i]); -#endif -#ifdef BB_FEATURE_FIND_PERM - } else if (strcmp(argv[i], "-perm") == 0) { - char *end; - if (++i == argc) - error_msg_and_die("option `-perm' requires an argument"); - perm_mask = strtol(argv[i], &end, 8); - if (end[0] != '\0') - error_msg_and_die("invalid argument `%s' to `-perm'", argv[i]); - if (perm_mask > 07777) - error_msg_and_die("invalid argument `%s' to `-perm'", argv[i]); - if ((perm_char = argv[i][0]) == '-') - perm_mask = -perm_mask; -#endif -#ifdef BB_FEATURE_FIND_MTIME - } else if (strcmp(argv[i], "-mtime") == 0) { - char *end; - if (++i == argc) - error_msg_and_die("option `-mtime' requires an argument"); - mtime_days = strtol(argv[i], &end, 10); - if (end[0] != '\0') - error_msg_and_die("invalid argument `%s' to `-mtime'", argv[i]); - if ((mtime_char = argv[i][0]) == '-') - mtime_days = -mtime_days; -#endif - } else - show_usage(); - } - - if (firstopt == 1) { - if (recursive_action(".", TRUE, dereference, FALSE, fileAction, - fileAction, NULL) == FALSE) - status = EXIT_FAILURE; - } else { - for (i = 1; i < firstopt; i++) { - if (recursive_action(argv[i], TRUE, dereference, FALSE, fileAction, - fileAction, NULL) == FALSE) - status = EXIT_FAILURE; - } - } - - return status; -} |