From: Michael Gernoth <michael@gernoth.net>
Date: Tue, 12 Feb 2008 20:22:44 +0000 (+0100)
Subject: prevent forking a huge number of player processes by limiting them to
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/micropolis/commitdiff_plain/8dc79b2cdfc3d2250707e65d2c355033203b8712?ds=sidebyside;hp=147021e095a1a31f6e2667539abf37a3e462c6b7

prevent forking a huge number of player processes by limiting them to
a maximum of 10 per second
---

diff --git a/src/sim/w_sound.c b/src/sim/w_sound.c
index 3f2ec38..7558e47 100644
--- a/src/sim/w_sound.c
+++ b/src/sim/w_sound.c
@@ -271,9 +271,22 @@ ShutDownSound()
 MakeSound(char *channel, char *id)
 {
   char filename[256], player[256];
+  static struct timeval last = {0, 0};
+  struct timeval now;
+  unsigned int diff;
   int i;
   pid_t pid;
 
+  gettimeofday(&now, NULL);
+
+  diff = ((now.tv_sec - last.tv_sec) * 1000000) +
+    (now.tv_usec - last.tv_usec);
+  
+  if (diff < 100000)
+    return;
+
+  last = now;
+
   if (!UserSoundOn) return;
   if (!SoundInitialized) return;