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systemd: Explicitly add hidden attribute to __start_BUS_ERROR_MAP and __stop_BUS_ERROR_MAP

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These symbols appear in dynsyms of libsystemd.so and musl loader
doesnt like it

Error relocating /mnt/a/oe/build/tmp/work/i586-bec-linux-musl/avahi/0.7-r0/recipe-sysroot//lib/libsystemd.so.0: __start_BUS_ERROR_MAP: symbol not found
Error relocating /mnt/a/oe/build/tmp/work/i586-bec-linux-musl/avahi/0.7-r0/recipe-sysroot//lib/libsystemd.so.0: __stop_BUS_ERROR_MAP: symbol not found

[YOCTO #12577]

(From OE-Core rev: a13d3314cd4ddc812c3ac2904c8f563f7462878a)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Khem Raj
2018-07-21 10:06:00 -07:00
committed by Richard Purdie
parent 1994b4f92d
commit ae1dbbbfb5
2 changed files with 35 additions and 0 deletions
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34
meta/recipes-core/systemd/systemd/0021-Hide-__start_BUS_ERROR_MAP-and-__stop_BUS_ERROR_MAP.patch Normal file
View File

@@ -0,0 +1,34 @@
From 687a5af8dc5d38f918a6ce08fed5297234bf8346 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Fri, 2 Mar 2018 18:00:17 -0800
Subject: [PATCH] Hide __start_BUS_ERROR_MAP and __stop_BUS_ERROR_MAP
for currently unknown reasons they get exported to the shared libries
even without being listed in the sym file
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
Upstream-Status: Pending [ Conditional on master needing this, 239 does need it ]
src/libsystemd/sd-bus/bus-error.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/libsystemd/sd-bus/bus-error.c b/src/libsystemd/sd-bus/bus-error.c
index 378f7a377..49d797abd 100644
--- a/src/libsystemd/sd-bus/bus-error.c
+++ b/src/libsystemd/sd-bus/bus-error.c
@@ -71,8 +71,8 @@ BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map bus_standard_errors[] = {
};
/* GCC maps this magically to the beginning and end of the BUS_ERROR_MAP section */
-extern const sd_bus_error_map __start_BUS_ERROR_MAP[];
-extern const sd_bus_error_map __stop_BUS_ERROR_MAP[];
+extern const sd_bus_error_map __start_BUS_ERROR_MAP[] _hidden_;
+extern const sd_bus_error_map __stop_BUS_ERROR_MAP[] _hidden_;
/* Additional maps registered with sd_bus_error_add_map() are in this
* NULL terminated array */
--
2.16.2

1
meta/recipes-core/systemd/systemd_239.bb
View File

@@ -52,6 +52,7 @@ SRC_URI_MUSL = "file://0001-Use-getenv-when-secure-versions-are-not-available.pa
file://0018-Define-glibc-compatible-basename-for-non-glibc-syste.patch \
file://0019-Do-not-disable-buffering-when-writing-to-oom_score_a.patch \
file://0020-distinguish-XSI-compliant-strerror_r-from-GNU-specif.patch \
file://0021-Hide-__start_BUS_ERROR_MAP-and-__stop_BUS_ERROR_MAP.patch \
"
# Workaround undefined reference to `__stack_chk_fail_local' on qemux86 and qemuppc for musl