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-rw-r--r--src/player.cpp7
-rw-r--r--src/player.h9
2 files changed, 15 insertions, 1 deletions
diff --git a/src/player.cpp b/src/player.cpp
index 0da761eed..88c5634e3 100644
--- a/src/player.cpp
+++ b/src/player.cpp
@@ -240,6 +240,7 @@ void Player::deSerialize(std::istream &is, std::string playername)
u32 Player::addHud(HudElement *toadd)
{
+ JMutexAutoLock lock(m_mutex);
u32 id = getFreeHudID();
if (id < hud.size())
@@ -252,6 +253,8 @@ u32 Player::addHud(HudElement *toadd)
HudElement* Player::getHud(u32 id)
{
+ JMutexAutoLock lock(m_mutex);
+
if (id < hud.size())
return hud[id];
@@ -260,6 +263,8 @@ HudElement* Player::getHud(u32 id)
HudElement* Player::removeHud(u32 id)
{
+ JMutexAutoLock lock(m_mutex);
+
HudElement* retval = NULL;
if (id < hud.size()) {
retval = hud[id];
@@ -270,6 +275,8 @@ HudElement* Player::removeHud(u32 id)
void Player::clearHud()
{
+ JMutexAutoLock lock(m_mutex);
+
while(!hud.empty()) {
delete hud.back();
hud.pop_back();
diff --git a/src/player.h b/src/player.h
index def428847..f38bd5615 100644
--- a/src/player.h
+++ b/src/player.h
@@ -23,6 +23,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "irrlichttypes_bloated.h"
#include "inventory.h"
#include "constants.h" // BS
+#include "jthread/jmutexautolock.h"
#include <list>
#define PLAYERNAME_SIZE 20
@@ -202,7 +203,8 @@ public:
return m_collisionbox;
}
- u32 getFreeHudID() const {
+ u32 getFreeHudID() {
+ JMutexAutoLock lock(m_mutex);
size_t size = hud.size();
for (size_t i = 0; i != size; i++) {
if (!hud[i])
@@ -318,6 +320,11 @@ protected:
bool m_dirty;
std::vector<HudElement *> hud;
+private:
+ // Protect some critical areas
+ // hud for example can be modified by EmergeThread
+ // and ServerThread
+ JMutex m_mutex;
};