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Diffstat (limited to 'gnu/usr.bin/grep/savedir.c')
| -rw-r--r-- | gnu/usr.bin/grep/savedir.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/gnu/usr.bin/grep/savedir.c b/gnu/usr.bin/grep/savedir.c deleted file mode 100644 index 6aabe31e793c..000000000000 --- a/gnu/usr.bin/grep/savedir.c +++ /dev/null @@ -1,183 +0,0 @@ -/* savedir.c -- save the list of files in a directory in a string - Copyright (C) 1990, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. - - 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, 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. */ - -/* Written by David MacKenzie <djm@gnu.ai.mit.edu>. */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#if HAVE_CONFIG_H -# include <config.h> -#endif - -#include <sys/types.h> - -#if HAVE_UNISTD_H -# include <unistd.h> -#endif - -#if HAVE_DIRENT_H -# include <dirent.h> -# define NAMLEN(dirent) strlen((dirent)->d_name) -#else -# define dirent direct -# define NAMLEN(dirent) (dirent)->d_namlen -# if HAVE_SYS_NDIR_H -# include <sys/ndir.h> -# endif -# if HAVE_SYS_DIR_H -# include <sys/dir.h> -# endif -# if HAVE_NDIR_H -# include <ndir.h> -# endif -#endif - -#ifdef CLOSEDIR_VOID -/* Fake a return value. */ -# define CLOSEDIR(d) (closedir (d), 0) -#else -# define CLOSEDIR(d) closedir (d) -#endif - -#ifdef STDC_HEADERS -# include <stdlib.h> -# include <string.h> -#else -char *malloc (); -char *realloc (); -#endif -#ifndef NULL -# define NULL 0 -#endif - -#ifndef stpcpy -char *stpcpy (); -#endif - -#include <fnmatch.h> -#include "savedir.h" -#include "system.h" - -char *path; -size_t pathlen; - -static int -isdir1 (const char *dir, const char *file) -{ - int status; - int slash; - size_t dirlen = strlen (dir); - size_t filelen = strlen (file); - if ((dirlen + filelen + 2) > pathlen) - { - path = calloc (dirlen + 1 + filelen + 1, sizeof (*path)); - pathlen = dirlen + filelen + 2; - } - strcpy (path, dir); - slash = (path[dirlen] != '/'); - path[dirlen] = '/'; - strcpy (path + dirlen + slash , file); - status = isdir (path); - return status; -} - -/* Return a freshly allocated string containing the filenames - in directory DIR, separated by '\0' characters; - the end is marked by two '\0' characters in a row. - NAME_SIZE is the number of bytes to initially allocate - for the string; it will be enlarged as needed. - Return NULL if DIR cannot be opened or if out of memory. */ -char * -savedir (const char *dir, off_t name_size, struct exclude *included_patterns, - struct exclude *excluded_patterns) -{ - DIR *dirp; - struct dirent *dp; - char *name_space; - char *namep; - - dirp = opendir (dir); - if (dirp == NULL) - return NULL; - - /* Be sure name_size is at least `1' so there's room for - the final NUL byte. */ - if (name_size <= 0) - name_size = 1; - - name_space = (char *) malloc (name_size); - if (name_space == NULL) - { - closedir (dirp); - return NULL; - } - namep = name_space; - - while ((dp = readdir (dirp)) != NULL) - { - /* Skip "." and ".." (some NFS filesystems' directories lack them). */ - if (dp->d_name[0] != '.' - || (dp->d_name[1] != '\0' - && (dp->d_name[1] != '.' || dp->d_name[2] != '\0'))) - { - off_t size_needed = (namep - name_space) + NAMLEN (dp) + 2; - - if ((included_patterns || excluded_patterns) - && !isdir1 (dir, dp->d_name)) - { - if (included_patterns - && !excluded_filename (included_patterns, path, 0)) - continue; - if (excluded_patterns - && excluded_filename (excluded_patterns, path, 0)) - continue; - } - - if (size_needed > name_size) - { - char *new_name_space; - - while (size_needed > name_size) - name_size += 1024; - - new_name_space = realloc (name_space, name_size); - if (new_name_space == NULL) - { - closedir (dirp); - return NULL; - } - namep += new_name_space - name_space; - name_space = new_name_space; - } - namep = stpcpy (namep, dp->d_name) + 1; - } - } - *namep = '\0'; - if (CLOSEDIR (dirp)) - { - free (name_space); - return NULL; - } - if (path) - { - free (path); - path = NULL; - pathlen = 0; - } - return name_space; -} |