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Diffstat (limited to 'source/blender/blenlib/intern/BLI_bfile.c')
-rw-r--r--source/blender/blenlib/intern/BLI_bfile.c372
1 files changed, 0 insertions, 372 deletions
diff --git a/source/blender/blenlib/intern/BLI_bfile.c b/source/blender/blenlib/intern/BLI_bfile.c
deleted file mode 100644
index b9ac6875b20..00000000000
--- a/source/blender/blenlib/intern/BLI_bfile.c
+++ /dev/null
@@ -1,372 +0,0 @@
-/* -*- indent-tabs-mode:t; tab-width:4; -*-
- *
- * $Id$
- *
- * ***** BEGIN GPL 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.
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- * The Original Code is Copyright (C) 2009 by Stichting Blender Foundation.
- * All rights reserved.
- *
- * ***** END GPL LICENSE BLOCK *****
- * BFILE* based abstraction for file access.
- */
-
-#include <string.h>
-#include <stdlib.h>
-#ifndef WIN32
- #include <libgen.h>
- #include <unistd.h>
- #include <sys/param.h>
-#else
- #include <io.h>
- #include "BLI_winstuff.h"
- static char* find_in_pathlist(char* filename, char* pathlist);
-#endif
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#include "MEM_guardedalloc.h"
-#include "BKE_utildefines.h"
-#include "BKE_blender.h"
-#include "BLI_path_util.h"
-#include "BLI_fileops.h"
-#include "BLI_storage.h"
-#include "BLI_bfile.h"
-
-/* Internal bfile classification flags */
-#define BCF_OPEN (0)
-#define BCF_FOPEN (1<<0)
-#define BCF_READ (1<<1)
-#define BCF_WRITE (1<<2)
-#define BCF_AT_END (1<<3)
-#define BCF_DISCARD (1<<4)
-
-/* Standard files names */
-#define LAST_SESSION_FILE "last-session"
-#define ENVIRONMENT_FILE "environment"
-
-
-/* Declaration of internal functions */
-static void fill_paths(BFILE *bfile, const char *path, const char *relpath);
-static void free_paths(BFILE* bfile);
-
-
-/*** Exported functions ***/
-
-BFILE *BLI_bfile_fopen(const char *path, const char *mode, int bflags,
- const char *relpath)
-{
- BFILE *bfile;
-
- bfile = MEM_mallocN(sizeof(BFILE), "bfile-fopen");
- bfile->classf = BCF_FOPEN;
- bfile->uflags = bflags;
-
- /* From fopen() doc, we can guess some logic:
- r BCF_READ
- r+ BCF_READ | BCF_WRITE
- w BCF_DISCARD | BCF_WRITE
- w+ BCF_DISCARD | BCF_WRITE | BCF_READ
- a BCF_AT_END | BCF_WRITE
- a+ BCF_AT_END | BCF_WRITE | BCF_READ
- */
- if (strchr(mode, 'r'))
- bfile->classf |= BCF_READ;
- if (strchr(mode, 'w'))
- bfile->classf |= (BCF_DISCARD | BCF_WRITE);
- if (strchr(mode, 'a'))
- bfile->classf |= (BCF_AT_END | BCF_WRITE);
- if (strchr(mode, '+'))
- bfile->classf |= (BCF_READ | BCF_WRITE);
-
- fill_paths(bfile, path, relpath);
-
- bfile->stream = fopen(bfile->tpath, mode);
- if (!(bfile->stream)) {
- free_paths(bfile);
- MEM_freeN(bfile);
- return NULL;
- }
-
- bfile->fd = fileno(bfile->stream);
-
- return bfile;
-}
-
-
-BFILE *BLI_bfile_open(const char *pathname, int flags, int bflags,
- const char *relpath)
-{
- BFILE *bfile;
- char fopen_mode[3];
-
- bfile = MEM_mallocN(sizeof(BFILE), "bfile-open");
- bfile->classf = BCF_OPEN;
- bfile->uflags = bflags;
-
- /* Easy mapping for open() */
- if (flags & O_RDONLY)
- bfile->classf |= BCF_READ;
- if (flags & O_WRONLY)
- bfile->classf |= BCF_WRITE;
- if (flags & O_RDWR)
- bfile->classf |= (BCF_READ | BCF_WRITE);
- if (flags & O_APPEND)
- bfile->classf |= BCF_AT_END;
- if (flags & O_TRUNC)
- bfile->classf |= BCF_DISCARD;
-
- fill_paths(bfile, pathname, relpath);
-
- bfile->fd = open(bfile->tpath, flags);
- if (bfile->fd == -1) {
- free_paths(bfile);
- MEM_freeN(bfile);
- return NULL;
- }
-
- fopen_mode[0] = 'r';
- fopen_mode[1] = '\0';
- fopen_mode[2] = '\0';
- if (bfile->classf & BCF_DISCARD) {
- fopen_mode[0] = 'w';
- if (bfile->classf & BCF_READ) {
- fopen_mode[1] = '+';
- }
- } else if (bfile->classf & BCF_AT_END) {
- fopen_mode[0] = 'a';
- if (bfile->classf & BCF_READ) {
- fopen_mode[1] = '+';
- }
- } else if (bfile->classf & BCF_WRITE) {
- fopen_mode[1] = '+';
- }
-
- bfile->stream = fdopen(bfile->fd, fopen_mode); /* MSWindows _fdopen? */
- if (!(bfile->stream)) {
- free_paths(bfile);
- MEM_freeN(bfile);
- return NULL;
- }
-
- return bfile;
-}
-
-
-FILE *BLI_bfile_file_from_bfile(BFILE *bfile) {
- return bfile->stream;
-}
-
-
-int BLI_bfile_fd_from_bfile(BFILE *bfile) {
- return bfile->fd;
-}
-
-
-ssize_t BLI_bfile_write(BFILE *f, const void *buf, size_t count) {
- ssize_t ret;
-
- ret = write((f->fd), buf, count);
- if (ret == -1) {
- f->error = 1;
- }
-
- return ret;
-}
-
-
-ssize_t BLI_bfile_read(BFILE *f, void *buf, size_t count) {
- ssize_t ret;
-
- ret = read((f->fd), buf, count);
- if (ret == -1) {
- f->error = 1;
- }
-
- return ret;
-}
-
-
-size_t BLI_bfile_fwrite(const void *ptr, size_t size, size_t nmemb,
- BFILE *f)
-{
- size_t ret;
-
- if (f == NULL)
- return 0;
-
- ret = fwrite(ptr, size, nmemb, f->stream);
- if (ret <= 0) {
- f->error = 1;
- }
-
- return ret;
-}
-
-
-size_t BLI_bfile_fread(void *ptr, size_t size, size_t nmemb, BFILE *f) {
- size_t ret;
-
- if (f == NULL)
- return 0;
-
- ret = fread(ptr, size, nmemb, f->stream);
- if ((ret <= 0) && ferror(f->stream)) {
- f->error = 1;
- }
-
- return ret;
-}
-
-
-void BLI_bfile_close(BFILE *bfile) {
- if ((bfile->classf | BCF_WRITE) &&
- !(bfile->uflags | BFILE_RAW)) {
- int error;
- /* Make sure data is on disk */
- error = fsync(bfile->fd);
- /* fsync the directory too? */
- /* Move to final name if no errors */
- if (!(bfile->error) && !error) {
- rename(bfile->tpath, bfile->fpath);
- }
- }
-
- /* Normal close */
-
- /* Cleanup */
- free_paths(bfile);
- MEM_freeN(bfile);
-}
-
-
-void BLI_bfile_clear_error(BFILE *bfile) {
- bfile->error = 0;
-}
-
-
-void BLI_bfile_set_error(BFILE *bfile, int error) {
- /* No cheating, use clear_error() for 0 */
- if (error) {
- bfile->error = error;
- }
-}
-
-
-/*** Internal functions ***/
-
-/**
- Return a full path if the filename exists when combined
- with any item from pathlist. Or NULL otherwise.
- */
-#ifdef WIN32
- #define SEPARATOR ';'
-#else
- #define SEPARATOR ':'
-#endif
-
-#ifdef WIN32
-static char* find_in_pathlist(char* filename, char* pathlist) {
- char first[FILE_MAX + 10];
- char* rest = NULL;
-
- /* Separate first path from rest, use typical separator for current OS */
- rest = strchr(pathlist, SEPARATOR);
- if (rest) {
- strncpy(first, pathlist, rest - pathlist);
- first[rest - pathlist] = '\0';
- /* Skip the separator so it becomes a valid new pathlist */
- rest++;
- } else {
- strcpy(first, pathlist);
- }
-
- /* Check if combination exists */
- BLI_add_slash(first);
- strcat(first, filename);
- if (BLI_exist(first)) {
- return strdup(first);
- }
-
- /* First path failed, try with rest of paths if possible */
- if (rest) {
- return find_in_pathlist(filename, rest);
- } else {
- return NULL;
- }
-}
-#endif
-
-/**
- Setup fpath and tpath based in the needs of the bfile.
- */
-static void fill_paths(BFILE *bfile, const char *path, const char *relpath) {
- char* source_path = NULL;
- char* temp_path = NULL;
- int bflags = bfile->uflags;
-
- if (bflags & BFILE_NORMAL || bflags & BFILE_RAW) {
-// bfile->fpath is path with // replaced
- }
- if (bflags & BFILE_TEMP) {
- temp_path = MEM_mallocN(MAXPATHLEN, "bfile-fpath-1");
- snprintf(temp_path, MAXPATHLEN, "%s/%s", getenv("BLENDER_TEMP"), path);
- bfile->fpath = temp_path;
- }
- if (bflags & (BFILE_CONFIG_BASE | BFILE_CONFIG_DATAFILES |
- BFILE_CONFIG_PYTHON | BFILE_CONFIG_PLUGINS)) {
-// evars
-// bfile->fpath is userdir+version+path
-// source_path is first hit in (if using fallback to older versions)
-// userdir+curversion+path (... userdir+limitversion+path) sysdir+path
-// (limitversion is based in path, using some kind of regex or "tables")
- }
-
- if (bfile->classf & BCF_WRITE && !(bflags & BFILE_RAW)) {
- /* Generate random named path */
- temp_path = MEM_mallocN(MAXPATHLEN, "bfile-fpath-2");
- snprintf(temp_path, MAXPATHLEN, "%s.XXXXXX", path);
- bfile->fd = mkstemp(temp_path);
- bfile->tpath = temp_path;
- /* It will be reopened in upper levels, later */
- close(bfile->fd);
- if (!(bfile->classf & BCF_DISCARD)) {
- /* Copy original data into temp location */
- if (source_path) {
- BLI_copy_fileops(source_path, bfile->tpath);
- } else {
- BLI_copy_fileops(bfile->fpath, bfile->tpath);
- }
- }
- } else {
- bfile->tpath = bfile->fpath;
- }
-}
-
-
-/**
- Free memory used for path strings.
- */
-static void free_paths(BFILE* bfile) {
- if (bfile->fpath) {
- MEM_freeN(bfile->fpath);
- }
- if (bfile->tpath) {
- MEM_freeN(bfile->tpath);
- }
-}
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