[or-cvs] Backport fixes for task #43: make worker threads start and ...

[Nick Mathewson]

Update of /home/or/cvsroot/tor/src/common
In directory moria.mit.edu:/tmp/cvs-serv26706/src/common

Modified Files:
      Tag: tor-0_0_9-patches
	compat.c compat.h 
Log Message:
Backport fixes for task #43: make worker threads start and run on win32.

Index: compat.c
===================================================================
RCS file: /home/or/cvsroot/tor/src/common/compat.c,v
retrieving revision 1.22.2.1
retrieving revision 1.22.2.2
diff -u -d -r1.22.2.1 -r1.22.2.2
--- compat.c	22 Dec 2004 02:57:32 -0000	1.22.2.1
+++ compat.c	3 Jan 2005 19:27:31 -0000	1.22.2.2
@@ -323,6 +323,7 @@
     }
     fd[0] = connector;
     fd[1] = acceptor;
+
     return 0;
 
   abort_tidy_up_and_fail:
@@ -510,6 +511,11 @@
 /** Minimalist interface to run a void function in the background.  On
  * unix calls fork, on win32 calls beginthread.  Returns -1 on failure.
  * func should not return, but rather should call spawn_exit.
+ *
+ * NOTE: if <b>data</b> is used, it should not be allocated on the stack,
+ * since in a multithreaded environment, there is no way to be sure that
+ * the caller's stack will still be around when the called function is
+ * running.
  */
 int
 spawn_func(int (*func)(void *), void *data)

Index: compat.h
===================================================================
RCS file: /home/or/cvsroot/tor/src/common/compat.h,v
retrieving revision 1.13.2.1
retrieving revision 1.13.2.2
diff -u -d -r1.13.2.1 -r1.13.2.2
--- compat.h	22 Dec 2004 02:57:32 -0000	1.13.2.1
+++ compat.h	3 Jan 2005 19:27:31 -0000	1.13.2.2
@@ -189,5 +189,11 @@
 void tor_mutex_release(tor_mutex_t *m);
 void tor_mutex_free(tor_mutex_t *m);
 
+#ifdef MS_WINDOWS
+#define TOR_IS_MULTITHREADED 1
+#else
+#undef TOR_IS_MULTITHREADED
+#endif
+
 #endif