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9475bf9e29cfab4c9d831ec3e52d2b3985ff5290
blender-archive/source/blender/blenlib/intern/storage.c

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