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[COMMITTED PATCH] Add stub arch-fork.h header.
- From: Roland McGrath <roland at hack dot frob dot com>
- To: "GNU C. Library" <libc-alpha at sourceware dot org>
- Date: Fri, 16 May 2014 11:50:25 -0700 (PDT)
- Subject: [COMMITTED PATCH] Add stub arch-fork.h header.
- Authentication-results: sourceware.org; auth=none
In fixing the mips/powerpc breakage I failed to realize I was breaking the
other machines that I hadn't yet touched. This gets back to the status
* sysdeps/unix/sysv/linux/arch-fork.h: New file.
@@ -0,0 +1,27 @@
+/* ARCH_FORK definition for Linux fork implementation. Stub version.
+ Copyright (C) 2014 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+/* This file should define the function-like macro of no arguments
+ ARCH_FORK to an INLINE_SYSCALL invocation of the clone-like system
+ call, passing the CLONE_CHILD_SETTID and CLONE_CHILD_CLEARTID flags
+ and &THREAD_SELF->tid as the TID address.
+ Machines that lack an arch-fork.h header file will hit an #error in
+ fork.c; this stub file doesn't contain an #error itself mainly for
+ the transition period of migrating old machine-specific fork.c files
+ to machine-specific arch-fork.h instead. */