Fix problem with CLOEXEC also being handled on fork(). For details on expected (BeOS) behaviour, see http://www.freelists.org/archives/openbeos/12-2001/msg00280.html

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23456 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/kernel/fs/vfs.cpp

@@ -3501,7 +3501,7 @@ vfs_unlock_vnode_if_locked(struct file_descriptor *descriptor)
 
 
 /*!	Closes all file descriptors of the specified I/O context that
-	don't have the O_CLOEXEC flag set.
+	have the O_CLOEXEC flag set.
 */
 void
 vfs_exec_io_context(void *_context)
@@ -3591,7 +3591,7 @@ vfs_new_io_context(void *_parentContext)
 		for (i = 0; i < tableSize; i++) {
 			struct file_descriptor *descriptor = parentContext->fds[i];
 
-			if (descriptor != NULL && !fd_close_on_exec(parentContext, i)) {
+			if (descriptor != NULL) {
 				context->fds[i] = descriptor;
 				context->num_used_fds++;
 				atomic_add(&descriptor->ref_count, 1);

src/system/kernel/team.cpp

@@ -931,6 +931,9 @@ load_image_etc(int32 argCount, char * const *args, int32 envCount,
 		goto err2;
 	}
 
+	// remove any fds that have the CLOEXEC flag set (emulating BeOS behaviour)
+	vfs_exec_io_context(team->io_context);
+
 	// create an address space for this team
 	status = vm_create_address_space(team->id, USER_BASE, USER_SIZE, false,
 		&team->address_space);