From 6cb4d79c94631530291a9d62d6d827730c46533a Mon Sep 17 00:00:00 2001
From: Pasi Kallinen <paxed@alt.org>
Date: Sat, 8 May 2010 05:27:50 +0000
Subject: [PATCH] Check that we actually do write the inprogress-lock.

git-svn-id: svn://katsu.triplehelix.org/dgamelaunch/trunk@560 db0b04b0-f4d1-0310-9a6d-de3e77497b0e
---
 dgamelaunch.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/dgamelaunch.c b/dgamelaunch.c
index d7e6b89..fd3c13a 100644
--- a/dgamelaunch.c
+++ b/dgamelaunch.c
@@ -205,12 +205,14 @@ gen_inprogress_lock (int game, pid_t pid, char* ttyrec_filename)
 {
   char *lockfile = NULL, filebuf[80];
   int fd;
-  size_t len;
+  size_t len, wrlen;
   struct flock fl = { 0 };
 
   snprintf (filebuf, sizeof(filebuf), "%d\n%d\n%d\n",
 		  pid, win.ws_row, win.ws_col);
 
+  wrlen = strlen(filebuf);
+
   fl.l_type = F_WRLCK;
   fl.l_whence = SEEK_SET;
   fl.l_start = 0;
@@ -228,7 +230,10 @@ gen_inprogress_lock (int game, pid_t pid, char* ttyrec_filename)
     graceful_exit (68);
   }
 
-  write (fd, filebuf, strlen (filebuf));
+  if (write (fd, filebuf, wrlen) != wrlen) {
+      debug_write("inprogress-lock write");
+      graceful_exit(70);
+  }
 
   return lockfile;
 }