-/*
- * Copyright (C) 2005-2009 Andre Noll <maan@systemlinux.org>
- *
- * Licensed under the GPL v2. For licencing details see COPYING.
- */
+/* Copyright (C) 2005 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
/** \file close_on_fork.c Manage a list of fds that should be closed on fork. */
#include "para.h"
#include "list.h"
#include "string.h"
+#include "close_on_fork.h"
static struct list_head close_on_fork_list;
static int initialized;
/**
* Describes an element of the close-on-fork list.
*
- * \sa list.h
+ * \sa \ref list.h.
*/
struct close_on_fork {
/** The file descriptor which should be closed after fork(). */
}
}
-/**
- * Close all fds in the list and destroy all list entries.
- *
- * This function calls close(3) for each fd in the close-on-fork list
- * and empties the list afterwards.
- */
-void close_listed_fds(void)
+static void deplete_cof_list(bool close_fds)
{
struct close_on_fork *cof, *tmp;
return;
list_for_each_entry_safe(cof, tmp, &close_on_fork_list, node) {
PARA_DEBUG_LOG("closing fd %d\n", cof->fd);
- close(cof->fd);
+ if (close_fds)
+ close(cof->fd);
list_del(&cof->node);
free(cof);
}
}
+
+/**
+ * Close all fds in the list and destroy all list entries.
+ *
+ * This function calls close(3) for each fd in the close-on-fork list
+ * and empties the list afterwards.
+ *
+ * \sa \ref deplete_close_on_fork_list().
+ */
+void close_listed_fds(void)
+{
+ deplete_cof_list(true);
+}
+
+/**
+ * Remove all listed fds from the close on fork list.
+ *
+ * This is like \ref close_listed_fds() but does not close the fds.
+ */
+void deplete_close_on_fork_list(void)
+{
+ deplete_cof_list(false);
+}