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11-13-2011 01:20 PM
11-13-2011 01:20 PM
Loading libraries from custom path
I am trying to build openldap using gcc. The build completes successfully. The problem is that library path is getting hardcoded.
So the following command works
$ ldd libraries/libldap/.libs/libldap.sl /usr/lib/libc.2 => /usr/lib/libc.2 /usr/lib/libdld.2 => /usr/lib/libdld.2 /usr/lib/libc.2 => /usr/lib/libc.2 /home/njakhar/njakhar/ovaldi/3rdParty/HP-UX/lib/libcrypto.sl.0.9.7 => /home/njakhar/njakhar/ovaldi/3rdParty/HP-UX/lib/libcrypto.sl.0.9.7 /usr/lib/libdld.2 => /usr/lib/libdld.2 /home/njakhar/njakhar/ovaldi/3rdParty/HP-UX/lib/libssl.sl.0.9.7 => /home/njakhar/njakhar/ovaldi/3rdParty/HP-UX/lib/libssl.sl.0.9.7 /usr/lib/libdld.2 => /usr/lib/libdld.2 /home/njakhar/njakhar/ovaldi/3rdParty-build/HP-UX/openldap-2.4.23/libraries/libldap/../../libraries/liblber/.libs/liblber-2.4.sl.7 => /home/njakhar/njakhar/ovaldi/3rdParty-build/HP-UX/openldap-2.4.23/libraries/libldap/../../libraries/liblber/.libs/liblber-2.4.sl.7 /usr/lib/libc.2 => /usr/lib/libc.2
However, when I move /home/njakhar/njakhar/ovaldi/3rdParty/HP-UX/lib to current directory and set SHLIB_PATH to this new path ldd fails:
$ SHLIB_PATH=lib ldd libraries/libldap/.libs/libldap.sl /usr/lib/libc.2 => /usr/lib/libc.2 /usr/lib/libdld.2 => /usr/lib/libdld.2 /usr/lib/libc.2 => /usr/lib/libc.2 /usr/lib/dld.sl: Can't find path for shared library: libcrypto.sl.0.9.7 /usr/lib/dld.sl: No such file or directory
How can I get around this?
PS: The build is already using -fPIC.
- Tags:
- LDAP
- ldd
- SHLIB_PATH
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11-13-2011 07:30 PM
11-13-2011 07:30 PM
Re: Loading libraries from custom path
>The problem is that library path is getting hardcoded.
The linker provides several options:
-Wl,+s: enable SHLIB_PATH/LD_LIBRARY_PATH (for ELF files)
-Wl,+b: provide path in load module.
$ORIGIN: relative paths.
>set SHLIB_PATH to this new path ldd fails:
You need to use chatr(1) to see the path options. You can also use "chatr +s enable" to enable SHLIB_PATH.
- Tags:
- chatr