572 lines
12 KiB
C
572 lines
12 KiB
C
/**
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* $Id$
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*
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* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version. The Blender
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* Foundation also sells licenses for use in proprietary software under
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* the Blender License. See http://www.blender.org/BL/ for information
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* about this.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL/BL DUAL LICENSE BLOCK *****
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* Reorganised mar-01 nzc
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* Some really low-level file thingies.
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*/
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#ifdef WIN32
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#include <windows.h>
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#include "BLI_winstuff.h"
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#include <sys/types.h>
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#include <io.h>
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#include <direct.h>
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#endif
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#ifndef WIN32
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#include <dirent.h>
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#endif
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#include <time.h>
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#include <sys/stat.h>
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#if defined(__sgi) || defined(__sun__)
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#include <sys/statfs.h>
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#endif
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#if defined (__FreeBSD__) || defined (__OpenBSD__)
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#include <sys/param.h>
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#include <sys/mount.h>
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#endif
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#if defined(linux) || defined(__CYGWIN32__)
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#include <sys/vfs.h>
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#endif
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#ifdef __BeOS
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struct statfs {
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int f_bsize;
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int f_bfree;
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};
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#endif
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#ifdef __APPLE__
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/* For statfs */
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#include <sys/param.h>
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#include <sys/mount.h>
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#endif /* __APPLE__ */
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#include <fcntl.h>
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#if !defined(__BeOS) && !defined(WIN32)
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#include <sys/mtio.h> /* tape comando's */
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#endif
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#include <string.h> /* strcpy etc.. */
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#ifndef WIN32
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#include <sys/ioctl.h>
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#include <unistd.h> /* */
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#include <pwd.h>
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#endif
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#if !defined(__FreeBSD__) && !defined(__APPLE__)
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#include <malloc.h>
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#endif
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/* lib includes */
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#include "MEM_guardedalloc.h"
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#include "DNA_listBase.h"
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#include "BLI_blenlib.h"
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#include "BLI_storage.h"
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#include "BLI_storage_types.h"
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#include "BLI_util.h"
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#include "BLI_linklist.h"
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/* functions */
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void BLI_buildpwtable(struct passwd **pwtable);
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void BLI_freepwtable(struct passwd *pwtable);
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char *BLI_findpwtable(struct passwd *pwtable, unsigned short user);
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/* vars: */
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static int totnum,actnum;
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static struct direntry *files;
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static struct ListBase dirbase_={
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0,0};
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static struct ListBase *dirbase = &dirbase_;
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char *BLI_getwdN(char *dir)
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{
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char *pwd;
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if (dir) {
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pwd = getenv("PWD");
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if (pwd){
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strcpy(dir, pwd);
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return(dir);
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}
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/* 160 is FILE_MAXDIR in filesel.c */
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return( getcwd(dir, 160) );
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}
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return(0);
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}
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int BLI_compare(struct direntry *entry1, struct direntry *entry2)
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{
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/* type is equal to stat.st_mode */
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if (S_ISDIR(entry1->type)){
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if (S_ISDIR(entry2->type)==0) return (-1);
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} else{
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if (S_ISDIR(entry2->type)) return (1);
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}
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if (S_ISREG(entry1->type)){
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if (S_ISREG(entry2->type)==0) return (-1);
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} else{
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if (S_ISREG(entry2->type)) return (1);
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}
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if ((entry1->type & S_IFMT) < (entry2->type & S_IFMT)) return (-1);
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if ((entry1->type & S_IFMT) > (entry2->type & S_IFMT)) return (1);
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return (strcasecmp(entry1->relname,entry2->relname));
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}
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double BLI_diskfree(char *dir)
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{
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#ifdef WIN32
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DWORD sectorspc, bytesps, freec, clusters;
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char tmp[4];
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tmp[0]='\\'; tmp[1]=0; /* Just a failsafe */
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if (dir[0]=='/' || dir[0]=='\\') {
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tmp[0]='\\';
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tmp[1]=0;
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} else if (dir[1]==':') {
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tmp[0]=dir[0];
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tmp[1]=':';
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tmp[2]='\\';
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tmp[3]=0;
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}
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GetDiskFreeSpace(tmp,§orspc, &bytesps, &freec, &clusters);
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return (double) (freec*bytesps*sectorspc);
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#else
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struct statfs disk;
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char name[100],*slash;
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strcpy(name,dir);
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if(strlen(name)){
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slash = strrchr(name,'/');
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if (slash) slash[1] = 0;
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} else strcpy(name,"/");
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#if defined (__FreeBSD__) || defined (linux) || defined (__OpenBSD__)
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if (statfs(name, &disk)) return(-1);
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#endif
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#ifdef __BeOS
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return -1;
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#endif
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#if defined __sgi || defined __sun__
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if (statfs(name, &disk, sizeof(struct statfs), 0)){
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/* printf("diskfree: Couldn't get information about %s.\n",dir); */
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return(-1);
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}
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#endif
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return ( ((double) disk.f_bsize) * ((double) disk.f_bfree));
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#endif
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}
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static int hide_dot= 0;
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void BLI_hide_dot_files(int set)
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{
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if(set) hide_dot= 1;
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else hide_dot= 0;
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}
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void BLI_builddir(char *dirname, char *relname)
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{
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struct dirent *fname;
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struct dirlink *dlink;
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int rellen, newnum = 0, seen_ = 0, seen__ = 0;
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char buf[256];
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DIR *dir;
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strcpy(buf,relname);
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rellen=strlen(relname);
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if (rellen){
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buf[rellen]='/';
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rellen++;
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}
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if (chdir(dirname) == -1){
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perror(dirname);
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return;
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}
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if (dir = (DIR *)opendir(".")){
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while ((fname = (struct dirent*) readdir(dir)) != NULL) {
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if(hide_dot && fname->d_name[0]=='.' && fname->d_name[1]!='.' && fname->d_name[1]!=0);
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else {
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dlink = (struct dirlink *)malloc(sizeof(struct dirlink));
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if (dlink){
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strcpy(buf+rellen,fname->d_name);
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dlink->name = strdup(buf);
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if (dlink->name[0] == '.') {
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if (dlink->name[1] == 0) seen_ = 1;
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else if (dlink->name[1] == '.') {
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if (dlink->name[2] == 0) seen__ = 1;
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}
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}
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BLI_addhead(dirbase,dlink);
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newnum++;
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}
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}
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}
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if (newnum){
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#ifndef WIN32
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if (seen_ == 0) { /* Cachefs PATCH */
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dlink = (struct dirlink *)malloc(sizeof(struct dirlink));
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strcpy(buf+rellen,"./.");
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dlink->name = strdup(buf);
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BLI_addhead(dirbase,dlink);
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newnum++;
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}
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if (seen__ == 0) { /* MAC PATCH */
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dlink = (struct dirlink *)malloc(sizeof(struct dirlink));
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strcpy(buf+rellen,"./..");
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dlink->name = strdup(buf);
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BLI_addhead(dirbase,dlink);
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newnum++;
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}
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#endif
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if (files) files=(struct direntry *)realloc(files,(totnum+newnum) * sizeof(struct direntry));
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else files=(struct direntry *)malloc(newnum * sizeof(struct direntry));
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if (files){
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dlink = (struct dirlink *) dirbase->first;
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while(dlink){
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memset(&files[actnum], 0 , sizeof(struct direntry));
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files[actnum].relname = dlink->name;
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stat(dlink->name,&files[actnum].s);
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files[actnum].type=files[actnum].s.st_mode;
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files[actnum].flags = 0;
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totnum++;
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actnum++;
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dlink = dlink->next;
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}
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} else{
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printf("Couldn't get memory for dir\n");
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exit(1);
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}
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BLI_freelist(dirbase);
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if (files) qsort(files, actnum, sizeof(struct direntry), (int (*)(const void *,const void*))BLI_compare);
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} else {
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printf("%s empty directory\n",dirname);
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}
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closedir(dir);
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} else {
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printf("%s non-existant directory\n",dirname);
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}
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}
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#ifndef WIN32
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void BLI_buildpwtable(struct passwd **pwtable)
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{
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int count=0,slen;
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struct passwd *pw,*pwtab;
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do{
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pw=getpwent();
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if (pw){
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count++;
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}
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}while(pw);
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endpwent();
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pwtab = (struct passwd *)calloc(count+1,sizeof(struct passwd));
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count=0;
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do{
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pw=getpwent();
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if (pw){
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pwtab[count] = *pw;
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slen = strlen(pw->pw_name);
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pwtab[count].pw_name = malloc(slen+1);
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strcpy(pwtab[count].pw_name,pw->pw_name);
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count ++;
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}
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}while(pw);
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pwtab[count].pw_name = 0;
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endpwent();
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*(pwtable) = pwtab;
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}
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void BLI_freepwtable(struct passwd *pwtable)
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{
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int count=0;
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do{
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if (pwtable[count].pw_name) free(pwtable[count].pw_name);
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else break;
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count++;
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}while (1);
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free(pwtable);
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}
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char *BLI_findpwtable(struct passwd *pwtable, ushort user)
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{
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static char string[32];
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while (pwtable->pw_name){
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if (pwtable->pw_uid == user){
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return (pwtable->pw_name);
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}
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pwtable++;
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}
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sprintf(string, "%d", user);
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return (string);
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}
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#endif
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void BLI_adddirstrings()
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{
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char datum[100];
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char buf[250];
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char size[250];
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static char * types[8] = {"---", "--x", "-w-", "-wx", "r--", "r-x", "rw-", "rwx"};
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int num, mode;
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int num1, num2, num3, num4, st_size;
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#ifndef WIN32
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struct passwd *pwtable;
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#endif
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struct direntry * file;
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struct tm *tm;
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#ifndef WIN32
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BLI_buildpwtable(&pwtable);
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#endif
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file = &files[0];
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for(num=0;num<actnum;num++){
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#ifdef WIN32
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mode = 0;
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strcpy(file->mode1, types[0]);
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strcpy(file->mode2, types[0]);
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strcpy(file->mode3, types[0]);
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#else
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mode = file->s.st_mode;
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strcpy(file->mode1, types[(mode & 0700) >> 6]);
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strcpy(file->mode2, types[(mode & 0070) >> 3]);
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strcpy(file->mode3, types[(mode & 0007)]);
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if (((mode & S_ISGID) == S_ISGID) && (file->mode2[2]=='-'))file->mode2[2]='l';
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if (mode & (S_ISUID | S_ISGID)){
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if (file->mode1[2]=='x') file->mode1[2]='s';
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else file->mode1[2]='S';
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if (file->mode2[2]=='x')file->mode2[2]='s';
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}
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if (mode & S_ISVTX){
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if (file->mode3[2] == 'x') file->mode3[2] = 't';
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else file->mode3[2] = 'T';
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}
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#endif
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#ifdef WIN32
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strcpy(files[num].owner,"user");
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#else
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strcpy(files[num].owner, BLI_findpwtable(pwtable,files[num].s.st_uid));
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#endif
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tm= localtime(&files[num].s.st_mtime);
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strftime(files[num].time, 8, "%H:%M", tm);
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strftime(files[num].date, 16, "%d-%b-%y", tm);
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st_size= (int)files[num].s.st_size;
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num1= st_size % 1000;
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num2= st_size/1000;
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num2= num2 % 1000;
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num3= st_size/(1000*1000);
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num3= num3 % 1000;
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num4= st_size/(1000*1000*1000);
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num4= num4 % 1000;
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if(num4) sprintf(files[num].size, "%3d %03d %03d %03d", num4, num3, num2, num1);
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else if(num3) sprintf(files[num].size, "%7d %03d %03d", num3, num2, num1);
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else if(num2) sprintf(files[num].size, "%11d %03d", num2, num1);
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else if(num1) sprintf(files[num].size, "%15d", num1);
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else sprintf(files[num].size, "");
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strftime(datum, 32, "%d-%b-%y %R", tm);
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if (st_size < 1000) {
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sprintf(size, "%10d", st_size);
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} else if (st_size < 1000 * 1000) {
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sprintf(size, "%6d %03d", st_size / 1000, st_size % 1000);
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} else if (st_size < 100 * 1000 * 1000) {
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sprintf(size, "%2d %03d %03d", st_size / (1000 * 1000), (st_size / 1000) % 1000, st_size % 1000);
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} else {
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sprintf(size, "> %4.1f M", st_size / (1024.0 * 1024.0));
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sprintf(size, "%10d", st_size);
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}
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sprintf(buf,"%s %s %10s %s", files[num].date, files[num].time, size,
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files[num].relname);
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sprintf(buf,"%s %s %s %7s %s %s %10s %s", file->mode1, file->mode2, file->mode3, files[num].owner, files[num].date, files[num].time, size,
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files[num].relname);
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files[num].string=malloc(strlen(buf)+1);
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if (files[num].string){
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strcpy(files[num].string,buf);
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}
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file++;
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}
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#ifndef WIN32
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BLI_freepwtable(pwtable);
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#endif
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}
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unsigned int BLI_getdir(char *dirname, struct direntry **filelist)
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{
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// reset global variables
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// memory stored in files is free()'d in
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// filesel.c:freefilelist()
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actnum = totnum = 0;
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files = 0;
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BLI_builddir(dirname,"");
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BLI_adddirstrings();
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if (files) {
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*(filelist) = files;
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} else {
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// keep blender happy. Blender stores this in a variable
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// where 0 has special meaning.....
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*(filelist) = files = malloc(sizeof(struct direntry));
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}
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return(actnum);
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}
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int BLI_filesize(int file)
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{
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struct stat buf;
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if (file <= 0) return (-1);
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fstat(file, &buf);
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return (buf.st_size);
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}
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int BLI_exist(char *name)
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{
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struct stat st;
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if (stat(name,&st)) return(0);
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return(st.st_mode);
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}
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LinkNode *BLI_read_file_as_lines(char *name)
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{
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FILE *fp= fopen(name, "r");
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LinkNode *lines= NULL;
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char *buf;
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int size;
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if (!fp) return NULL;
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fseek(fp, 0, SEEK_END);
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size= ftell(fp);
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fseek(fp, 0, SEEK_SET);
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buf= malloc(size);
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if (buf) {
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int i, last= 0;
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/*
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* size = because on win32 reading
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* all the bytes in the file will return
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* less bytes because of crnl changes.
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*/
|
|
size= fread(buf, 1, size, fp);
|
|
for (i=0; i<=size; i++) {
|
|
if (i==size || buf[i]=='\n') {
|
|
char *line= BLI_strdupn(&buf[last], i-last);
|
|
|
|
BLI_linklist_prepend(&lines, line);
|
|
last= i+1;
|
|
}
|
|
}
|
|
|
|
free(buf);
|
|
}
|
|
|
|
fclose(fp);
|
|
|
|
BLI_linklist_reverse(&lines);
|
|
return lines;
|
|
}
|
|
|
|
void BLI_free_file_lines(LinkNode *lines)
|
|
{
|
|
BLI_linklist_free(lines, (void(*)(void*)) MEM_freeN);
|
|
}
|