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Message-ID: <20151107132404.GD8500@port70.net>
Date: Sat, 7 Nov 2015 14:24:04 +0100
From: Szabolcs Nagy <nsz@...t70.net>
To: musl@...ts.openwall.com
Subject: Re: [PATCH] don't define SHARED macro in the source
* Petr Hosek <phosek@...gle.com> [2015-11-06 23:46:40 +0000]:
> When building musl with pnacl-clang compiler I found a bug: crt/rcrt1.c
> defines the SHARED macro which enables the conditional block in
> src/ldso/dlstart.c, this breaks for us because pnacl-clang doesn't support
> shared libraries nor inline assembly. If my understanding is correct, the
> SHARED macro should be (and already is) defined only in CFLAGS_ALL_SHARED.
> The attached patch fixes that.
but rcrt1.o is not built with CFLAGS_ALL_SHARED and SHARED is needed
rcrt1.o should be only used for static pie
> From 7b1348fa1a8dd2d02a9087639c6b02ce9585aef2 Mon Sep 17 00:00:00 2001
> From: Petr Hosek <phosek@...omium.org>
> Date: Thu, 5 Nov 2015 21:55:20 -0800
> Subject: [PATCH] don't define SHARED macro in the source
>
> the SHARED macro should only be defined in CFLAGS_ALL_SHARED when
> building musl as shared library.
> ---
> crt/rcrt1.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/crt/rcrt1.c b/crt/rcrt1.c
> index 9be117f..0ba78f8 100644
> --- a/crt/rcrt1.c
> +++ b/crt/rcrt1.c
> @@ -1,4 +1,3 @@
> -#define SHARED
> #define START "_start"
> #define _dlstart_c _start_c
> #include "../src/ldso/dlstart.c"
> --
> 2.6.0.rc2.230.g3dd15c0
>
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