* pinfo.h (pinfo): Un-inline release.

* pinfo.cc (pinfo::release): Move here from pinfo.h.
* sigproc.cc (proc_terminate): Remove bogus 'pinfo child' which caused strange
destruction of random regions of memory when destructor was invoked.

winsup/cygwin/ChangeLog

@@ -1,3 +1,11 @@
+Fri Aug 25 23:44:48 2000  Christopher Faylor <cgf@cygnus.com>
+
+	* pinfo.h (pinfo): Un-inline release.
+	* pinfo.cc (pinfo::release): Move here from pinfo.h.
+	* sigproc.cc (proc_terminate): Remove bogus 'pinfo child' which caused
+	strange destruction of random regions of memory when destructor was
+	invoked.
+
 Fri Aug 25 21:25:32 2000  Christopher Faylor <cgf@cygnus.com>
 
 	* dcrt0.cc (dll_crt0_1): Move set_os_type.

winsup/cygwin/pinfo.cc

@@ -197,7 +197,7 @@ pinfo::init (pid_t n, DWORD create, HANDLE in_h)
 {
   if (n == myself->pid)
     {
-      child = myself;
+      procinfo = myself;
       destroy = 0;
       h = NULL;
       return;
@@ -235,16 +235,16 @@ pinfo::init (pid_t n, DWORD create, HANDLE in_h)
     {
       if (create)
 	__seterrno ();
-      child = NULL;
+      procinfo = NULL;
       return;
     }
 
   ProtectHandle1 (h, pinfo_shared_handle);
-  child = (_pinfo *) MapViewOfFile (h, FILE_MAP_READ | FILE_MAP_WRITE, 0, 0, 0);
+  procinfo = (_pinfo *) MapViewOfFile (h, FILE_MAP_READ | FILE_MAP_WRITE, 0, 0, 0);
 
-  if (child->process_state & PID_EXECED)
+  if (procinfo->process_state & PID_EXECED)
     {
-      pid_t realpid = child->pid;
+      pid_t realpid = procinfo->pid;
       debug_printf ("execed process windows pid %d, cygwin pid %d", n, realpid);
       release ();
       if (realpid == n)
@@ -255,16 +255,29 @@ pinfo::init (pid_t n, DWORD create, HANDLE in_h)
   if (created)
     {
       if (!(create & PID_EXECED))
-	child->pid = n;
+	procinfo->pid = n;
       else
 	{
-	  child->pid = myself->pid;
-	  child->process_state |= PID_IN_USE | PID_EXECED;
+	  procinfo->pid = myself->pid;
+	  procinfo->process_state |= PID_IN_USE | PID_EXECED;
 	}
     }
 
   destroy = 1;
 }
+void
+pinfo::release ()
+{
+  if (h)
+    {
+#ifdef DEBUGGING
+      if (((DWORD) procinfo & 0x77000000) == 0x61000000) try_to_debug ();
+#endif
+      UnmapViewOfFile (procinfo);
+      ForceCloseHandle1 (h, pinfo_shared_handle);
+      h = NULL;
+    }
+}
 
 /* DOCTOOL-START
 

winsup/cygwin/pinfo.h

@@ -114,37 +114,29 @@ public:
 class pinfo
 {
   HANDLE h;
-  _pinfo *child;
+  _pinfo *procinfo;
   int destroy;
 public:
   void init (pid_t n, DWORD create = 0, HANDLE h = NULL);
-  pinfo () {}
-  pinfo (_pinfo *x): child (x) {}
+  pinfo (): h (NULL), procinfo (0), destroy (0) {}
+  pinfo (_pinfo *x): procinfo (x) {}
   pinfo (pid_t n) {init (n);}
   pinfo (pid_t n, int create) {init (n, create);}
-  void release ()
-  {
-    if (h)
-      {
-	UnmapViewOfFile (child);
-	ForceCloseHandle1 (h, pinfo_shared_handle);
-	h = NULL;
-      }
-  }
+  void release ();
   ~pinfo ()
   {
-    if (destroy && child)
+    if (destroy && procinfo)
       release ();
   }
     
-  _pinfo *operator -> () const {return child;}
-  int operator == (pinfo *x) const {return x->child == child;}
-  int operator == (pinfo &x) const {return x.child == child;}
-  int operator == (void *x) const {return child == x;}
-  int operator == (int x) const {return (int) child == (int) x;}
-  int operator == (char *x) const {return (char *) child == x;}
-  _pinfo *operator * () const {return child;}
-  operator _pinfo * () const {return child;}
+  _pinfo *operator -> () const {return procinfo;}
+  int operator == (pinfo *x) const {return x->procinfo == procinfo;}
+  int operator == (pinfo &x) const {return x.procinfo == procinfo;}
+  int operator == (void *x) const {return procinfo == x;}
+  int operator == (int x) const {return (int) procinfo == (int) x;}
+  int operator == (char *x) const {return (char *) procinfo == x;}
+  _pinfo *operator * () const {return procinfo;}
+  operator _pinfo * () const {return procinfo;}
   // operator bool () const {return (int) h;}
   void remember () {destroy = 0; proc_subproc (PROC_ADDCHILD, (DWORD) this);}
   HANDLE shared_handle () {return h;}

winsup/cygwin/sigproc.cc

@@ -499,13 +499,12 @@ proc_terminate (void)
 	      zombies[i]->hProcess = NULL;
 	    }
 	  zombies[i]->process_state = PID_NOT_IN_USE;	/* CGF FIXME - still needed? */
-	  // zombies[i].release();	// FIXME: this breaks older gccs for some reason
+	  zombies[i].release();		// FIXME: this breaks older gccs for some reason
 	}
 
       /* Disassociate my subprocesses */
       for (i = 0; i < nchildren; i++)
 	{
-	  pinfo child; /* CGF FIXME */
 	  if (pchildren[i]->process_state == PID_NOT_IN_USE)
 	    continue;		// Should never happen
 	  if (!pchildren[i]->hProcess)
@@ -530,7 +529,7 @@ proc_terminate (void)
 		    pchildren[i]->process_state |= PID_ORPHANED;
 		}
 	    }
-	  // pchildren[i].release (); // FIXME: this breaks older gccs for some reason
+	  pchildren[i].release (); // FIXME: this breaks older gccs for some reason
 	}
       nchildren = nzombies = 0;