pam link error with SHARED_BUSYBOX and LIBBUSYBOX enabled

[Steve Iribarne]

On 04/30/2011 12:53 PM, Denys Vlasenko wrote:
> On Thursday 28 April 2011 23:49, Steve Iribarne wrote:
>> I'm working with 1.15.3 (we have a release out there, so this is what
>> I'm stuck with).
>>
>> I've verified that my issue is still in the latest 1.18.4 version.  Here
>> is my issue:
>>
>> I have both CONFIG_FEATURE_SHARED_BUSYBOX=y and CONFIG_BUILD_LIBBUSYBOX=y.
>>
>>
>> Everything was working great until I added selinux and pam.
>> I started getting linker errors.
>>
>> ======
>> ld-linux.so.3 needed by
>> /opt/tools/cs/bin/../arm-none-linux-gnueabi/libc/lib/libc.so.6
>> found ld-linux.so.3 at
>> /opt/tools/cs/bin/../arm-none-linux-gnueabi/libc/lib/ld-linux.so.3/opt/tools/cs/bin/../lib/gcc/arm-none-linux-gnueabi/4.3.3/../../../../arm-none-linux-gnueabi/bin/ld:
>> warning: libpam.so.0, needed by 0_lib/libbusybox.so, not found (try
>> using -rpath or -rpath-link)
>> /opt/tools/cs/bin/../lib/gcc/arm-none-linux-gnueabi/4.3.3/../../../../arm-none-linux-gnueabi/bin/ld:
>> warning: libpam_misc.so.0, needed by 0_lib/libbusybox.so, not found (try
>> using -rpath or -rpath-link)
>> /opt/tools/cs/bin/../lib/gcc/arm-none-linux-gnueabi/4.3.3/../../../../arm-none-linux-gnueabi/bin/ld:
>> warning: libselinux.so.1, needed by 0_lib/libbusybox.so, not found (try
>> using -rpath or -rpath-link)
>> /opt/tools/cs/bin/../lib/gcc/arm-none-linux-gnueabi/4.3.3/../../../../arm-none-linux-gnueabi/bin/ld:
>> warning: libsepol.so.1, needed by 0_lib/libbusybox.so, not found (try
>> using -rpath or -rpath-link)
>> 0_lib/libbusybox.so: undefined reference to `context_role_set'
>> 0_lib/libbusybox.so: undefined reference to `lsetfilecon'
>> 0_lib/libbusybox.so: undefined reference to `getcon'
>> 0_lib/libbusybox.so: undefined reference to `freecon'
>> 0_lib/libbusybox.so: undefined reference to `pam_strerror at LIBPAM_1.0'
>> 0_lib/libbusybox.so: undefined reference to `pam_set_item at LIBPAM_1.0'
>> 0_lib/libbusybox.so: undefined reference to `setexeccon'
>> 0_lib/libbusybox.so: undefined reference to `pam_open_session at LIBPAM_1.0'
>> 0_lib/libbusybox.so: undefined reference to `context_str'
>> 0_lib/libbusybox.so: undefined reference to `get_default_context'
>> .......
>> ========
>>
>>
>>    I think I have it tracked down to scripts/trylink  around line 257.
>>
>> I think it needs to include the $l_list at that point.  Otherwise those
>> libs aren't included.  I can give a patch if you'd like.
> Yes, please send a tested patch.
>
Enclosed is the tested patch.


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