BramReuling/SDL
1
0
Fork 0
mirror of https://github.com/libsdl-org/SDL.git synced 2026-06-18 03:58:54 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

Make sure timers are initialized before any threads start

Browse source 
This prevents race conditions and divide by zero if multiple threads start using the time functions simultaneously.

(cherry picked from commit b378bc5c83)
This commit is contained in:
Sam Lantinga 2024-07-12 08:00:04 -07:00
parent 000da98663
commit 44ec2027f3
1 changed files with 5 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/thread/SDL_thread.c
View file

@ -27,6 +27,7 @@
#include "SDL_systhread.h"
#include "SDL_hints.h"
#include "../SDL_error_c.h"
#include "../timer/SDL_timer_c.h"
/* The storage is local to the thread, but the IDs are global for the process */
@ -371,6 +372,10 @@ SDL_Thread *SDL_CreateThreadWithStackSize(int(SDLCALL *fn)(void *),
SDL_InitTLSData();
#ifndef SDL_TIMERS_DISABLED
SDL_TicksInit();
#endif
/* Allocate memory for the thread info structure */
thread = (SDL_Thread *)SDL_calloc(1, sizeof(*thread));
if (!thread) {