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Merge before commiting VM changes - Adrien
[simgrid.git]
/
examples
/
msg
/
io
/
storage.c
diff --git
a/examples/msg/io/storage.c
b/examples/msg/io/storage.c
index
afe1897
..
579f061
100644
(file)
--- a/
examples/msg/io/storage.c
+++ b/
examples/msg/io/storage.c
@@
-4,6
+4,11
@@
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
+/** @addtogroup MSG_examples
+ *
+ * - <b>io/storage.c</b> demo of all main storage and file functions
+ */
+
/********************* Files and Storage handling ****************************
* This example implements all main storage and file functions of the MSG API
*
/********************* Files and Storage handling ****************************
* This example implements all main storage and file functions of the MSG API
*
@@
-18,7
+23,7
@@
*
******************************************************************************/
*
******************************************************************************/
-#include "
msg
/msg.h"
+#include "
simgrid
/msg.h"
#include "xbt/log.h"
#include "xbt/dict.h"
#include "xbt/log.h"
#include "xbt/dict.h"
@@
-33,7
+38,7
@@
static int host(int argc, char *argv[]){
xbt_dict_cursor_t cursor = NULL;
char* mount_name;
char* storage_name;
xbt_dict_cursor_t cursor = NULL;
char* mount_name;
char* storage_name;
- msg_storage_t storage;
+ msg_storage_t storage
= NULL
;
// Retrieve all mount points of current host
xbt_dict_t storage_list = MSG_host_get_mounted_storage_list(MSG_host_self());
// Retrieve all mount points of current host
xbt_dict_t storage_list = MSG_host_get_mounted_storage_list(MSG_host_self());
@@
-44,8
+49,8
@@
static int host(int argc, char *argv[]){
storage = MSG_storage_get_by_name(storage_name);
// Retrieve disk's information
storage = MSG_storage_get_by_name(storage_name);
// Retrieve disk's information
- sg_size_t free_size = MSG_storage_get_free_size(
mount_nam
e);
- sg_size_t used_size = MSG_storage_get_used_size(
mount_nam
e);
+ sg_size_t free_size = MSG_storage_get_free_size(
storag
e);
+ sg_size_t used_size = MSG_storage_get_used_size(
storag
e);
sg_size_t size = MSG_storage_get_size(storage);
XBT_INFO("Total size: %llu bytes", size);
sg_size_t size = MSG_storage_get_size(storage);
XBT_INFO("Total size: %llu bytes", size);
@@
-67,12
+72,13
@@
static int host(int argc, char *argv[]){
MSG_file_dump(file);
// check that sizes have changed
MSG_file_dump(file);
// check that sizes have changed
- XBT_INFO("Free size: %llu bytes", MSG_storage_get_free_size(
"/home"
));
- XBT_INFO("Used size: %llu bytes", MSG_storage_get_used_size(
"/home"
));
+ XBT_INFO("Free size: %llu bytes", MSG_storage_get_free_size(
storage
));
+ XBT_INFO("Used size: %llu bytes", MSG_storage_get_used_size(
storage
));
// Now retrieve the size of created file and read it completely
file_size = MSG_file_get_size(file);
// Now retrieve the size of created file and read it completely
file_size = MSG_file_get_size(file);
+ MSG_file_seek(file, 0, SEEK_SET);
read = MSG_file_read(file, file_size);
XBT_INFO("Read %llu bytes on %s", read, file_name);
read = MSG_file_read(file, file_size);
XBT_INFO("Read %llu bytes on %s", read, file_name);
@@
-88,15
+94,21
@@
static int host(int argc, char *argv[]){
XBT_INFO("*** Move '/tmp/data.txt' into '/tmp/simgrid.readme'");
MSG_file_move(file, "/home/tmp/simgrid.readme");
XBT_INFO("*** Move '/tmp/data.txt' into '/tmp/simgrid.readme'");
MSG_file_move(file, "/home/tmp/simgrid.readme");
+ // Attach some user data to the file
+ MSG_file_set_data(file, xbt_strdup("777"));
+ // Retrieve these data
+ char *data = MSG_file_get_data(file);
+ XBT_INFO("User data attached to the file: %s", data);
+
MSG_file_close(file);
free(file_name);
// Now attach some user data to disk1
XBT_INFO("*** Get/set data for storage element: %s ***",storage_name);
MSG_file_close(file);
free(file_name);
// Now attach some user data to disk1
XBT_INFO("*** Get/set data for storage element: %s ***",storage_name);
-
char *
data = MSG_storage_get_data(storage);
+ data = MSG_storage_get_data(storage);
- XBT_INFO("Get data: '%s'", data);
+ XBT_INFO("Get
storage
data: '%s'", data);
MSG_storage_set_data(storage, xbt_strdup("Some user data"));
data = MSG_storage_get_data(storage);
MSG_storage_set_data(storage, xbt_strdup("Some user data"));
data = MSG_storage_get_data(storage);