CUpdateSettings:: allow choose tmp(ramfs,TMPFS_MAGIC) as update dir

Origin commit data
------------------
Commit: 6f07cbe3dd
Author: Jacek Jendrzej <overx300@gmail.com>
Date: 2013-10-08 (Tue, 08 Oct 2013)

Origin message was:
------------------
CUpdateSettings:: allow choose tmp(ramfs,TMPFS_MAGIC) as update dir

src/gui/filebrowser.cpp

@@ -1418,23 +1418,23 @@ void CFileBrowser::paintHead()
 	free(l_name);
 }
 
-bool chooserDir(char *setting_dir, bool test_dir, const char *action_str, size_t str_leng)
+bool chooserDir(char *setting_dir, bool test_dir, const char *action_str, size_t str_leng, bool allow_tmp)
 {
 	std::string tmp_setting_dir = setting_dir;
-	if(chooserDir(tmp_setting_dir, test_dir, action_str)){
+	if(chooserDir(tmp_setting_dir, test_dir, action_str,allow_tmp)){
 		strncpy(setting_dir,tmp_setting_dir.c_str(), str_leng);
 		return true;
 	}
 	return false;
 }
-bool chooserDir(std::string &setting_dir, bool test_dir, const char *action_str)
+bool chooserDir(std::string &setting_dir, bool test_dir, const char *action_str, bool allow_tmp)
 {
 	const char *wrong_str = "Wrong/unsupported";
 		CFileBrowser b;
 		b.Dir_Mode=true;
 		if (b.exec(setting_dir.c_str())) {
 			const char * newdir = b.getSelectedFile()->Name.c_str();
-			if(test_dir && check_dir(newdir)){
+			if(test_dir && check_dir(newdir,allow_tmp)){
 				printf("%s %s dir %s\n",wrong_str ,action_str, newdir);
 				return false;
 			}else {

src/gui/filebrowser.h

@@ -56,8 +56,8 @@
 #define ENABLE_INTERNETRADIO
 #define VLC_URI "vlc://"
 
-bool chooserDir(std::string &setting_dir, bool test_dir, const char *action_str);
-bool chooserDir(char *setting_dir, bool test_dir, const char *action_str, size_t str_leng);
+bool chooserDir(std::string &setting_dir, bool test_dir, const char *action_str, bool allow_tmp = false);
+bool chooserDir(char *setting_dir, bool test_dir, const char *action_str, size_t str_leng, bool allow_tmp = false);
 
 /**
  * Converts input of numeric keys to SMS style char input.

src/gui/update_settings.cpp

@@ -93,7 +93,7 @@ int CUpdateSettings::exec(CMenuTarget* parent, const std::string &actionKey)
 
 	if(actionKey == "update_dir") {
 		const char *action_str = "update";
-		if(chooserDir(g_settings.update_dir, true, action_str, sizeof(g_settings.update_dir)-1))
+		if(chooserDir(g_settings.update_dir, true, action_str, sizeof(g_settings.update_dir)-1,true))
 			printf("[neutrino] new %s dir %s\n", action_str, g_settings.update_dir);
 
 		return res;

src/system/helpers.cpp

@@ -206,7 +206,7 @@ int safe_mkdir(char * path)
 }
 
 /* function used to check is this dir writable, i.e. not flash, for record etc */
-int check_dir(const char * dir)
+int check_dir(const char * dir, bool allow_tmp)
 {
 	/* default to return, if statfs fail */
 	int ret = -1;
@@ -223,12 +223,16 @@ int check_dir(const char * dir)
 			case 0x58465342L:	/*xfs*/
 			case 0x4d44L:		/*msdos*/
 			case 0x0187:		/* AUTOFS_SUPER_MAGIC */
-			case 0x858458f6L: 	/*ramfs*/
 #if 0
 			case 0x72b6L:		/*jffs2*/
 #endif
-				ret = 0;
-				break; //ok
+				ret = 0;//ok
+				break; 
+			case 0x858458f6L: 	/*ramfs*/
+			case 0x1021994: 	/*TMPFS_MAGIC*/
+				if(allow_tmp)
+					ret = 0;//ok
+				break;
 			default:
 				fprintf(stderr, "%s Unknown filesystem type: 0x%x\n", dir, (int)s.f_type);
 				break; // error

src/system/helpers.h

@@ -32,7 +32,7 @@ int safe_mkdir(char * path);
 off_t file_size(const char *filename);
 bool file_exists(const char *filename);
 void wakeup_hdd(const char *hdd_dir);
-int check_dir(const char * dir);
+int check_dir(const char * dir, bool allow_tmp = false);
 bool get_fs_usage(const char * dir, long &total, long &used, long *bsize=NULL);
 bool get_mem_usage(unsigned long &total, unsigned long &free);