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author | Patrick Williams <patrick@stwcx.xyz> | 2016-08-17 14:31:25 -0500 |
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committer | Patrick Williams <patrick@stwcx.xyz> | 2016-08-22 16:43:26 +0000 |
commit | 60f9d69e016b11c468c98ea75ba0a60c44afbbc4 (patch) | |
tree | ecb49581a9e41a37943c22cd9ef3f63451b20ee7 /import-layers/yocto-poky/meta/recipes-core/glibc/glibc/0001-nativesdk-glibc-Look-for-host-system-ld.so.cache-as-.patch | |
parent | e18c61205e0234b03697129c20cc69c9b3940efc (diff) | |
download | blackbird-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.tar.gz blackbird-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.zip |
yocto-poky: Move to import-layers subdir
We are going to import additional layers, so create a subdir to
hold all of the layers that we import with git-subtree.
Change-Id: I6f732153a22be8ca663035c518837e3cc5ec0799
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Diffstat (limited to 'import-layers/yocto-poky/meta/recipes-core/glibc/glibc/0001-nativesdk-glibc-Look-for-host-system-ld.so.cache-as-.patch')
-rw-r--r-- | import-layers/yocto-poky/meta/recipes-core/glibc/glibc/0001-nativesdk-glibc-Look-for-host-system-ld.so.cache-as-.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/meta/recipes-core/glibc/glibc/0001-nativesdk-glibc-Look-for-host-system-ld.so.cache-as-.patch b/import-layers/yocto-poky/meta/recipes-core/glibc/glibc/0001-nativesdk-glibc-Look-for-host-system-ld.so.cache-as-.patch new file mode 100644 index 000000000..97c280059 --- /dev/null +++ b/import-layers/yocto-poky/meta/recipes-core/glibc/glibc/0001-nativesdk-glibc-Look-for-host-system-ld.so.cache-as-.patch @@ -0,0 +1,69 @@ +From 66d04e2cd8badb0984050e4e9f2732f47151fbbf Mon Sep 17 00:00:00 2001 +From: Khem Raj <raj.khem@gmail.com> +Date: Wed, 18 Mar 2015 01:48:24 +0000 +Subject: [PATCH 01/24] nativesdk-glibc: Look for host system ld.so.cache as + well + +Upstream-Status: Inappropriate [embedded specific] + +The default lib search path order is: + + 1) LD_LIBRARY_PATH + 2) RPATH from the binary + 3) ld.so.cache + 4) default search paths embedded in the linker + +For nativesdk binaries which are being used alongside binaries on a host system, we +need the search paths to firstly search the shipped nativesdk libs but then also +cover the host system. For example we want the host system's libGL and this may be +in a non-standard location like /usr/lib/mesa. The only place the location is know +about is in the ld.so.cache of the host system. + +Since nativesdk has a simple structure and doesn't need to use a cache itself, we +repurpose the cache for use as a last resort in finding host system binaries. This +means we need to switch the order of 3 and 4 above to make this work effectively. + +RP 14/10/2010 + +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + elf/dl-load.c | 16 ++++++++-------- + 1 file changed, 8 insertions(+), 8 deletions(-) + +diff --git a/elf/dl-load.c b/elf/dl-load.c +index 6fb615e..ee3d1e6 100644 +--- a/elf/dl-load.c ++++ b/elf/dl-load.c +@@ -2094,6 +2094,14 @@ _dl_map_object (struct link_map *loader, const char *name, + } + } + ++ /* try the default path. */ ++ if (fd == -1 ++ && ((l = loader ?: GL(dl_ns)[nsid]._ns_loaded) == NULL ++ || __builtin_expect (!(l->l_flags_1 & DF_1_NODEFLIB), 1)) ++ && rtld_search_dirs.dirs != (void *) -1) ++ fd = open_path (name, namelen, mode & __RTLD_SECURE, &rtld_search_dirs, ++ &realname, &fb, l, LA_SER_DEFAULT, &found_other_class); ++ /* Finally try ld.so.cache */ + #ifdef USE_LDCONFIG + if (fd == -1 + && (__glibc_likely ((mode & __RTLD_SECURE) == 0) +@@ -2152,14 +2160,6 @@ _dl_map_object (struct link_map *loader, const char *name, + } + #endif + +- /* Finally, try the default path. */ +- if (fd == -1 +- && ((l = loader ?: GL(dl_ns)[nsid]._ns_loaded) == NULL +- || __glibc_likely (!(l->l_flags_1 & DF_1_NODEFLIB))) +- && rtld_search_dirs.dirs != (void *) -1) +- fd = open_path (name, namelen, mode, &rtld_search_dirs, +- &realname, &fb, l, LA_SER_DEFAULT, &found_other_class); +- + /* Add another newline when we are tracing the library loading. */ + if (__glibc_unlikely (GLRO(dl_debug_mask) & DL_DEBUG_LIBS)) + _dl_debug_printf ("\n"); +-- +2.6.4 + |