[3976] in RedHat Linux List
Re: lib*.so vs. lib*.a
daemon@ATHENA.MIT.EDU (Brian Murphy)
Mon Nov 11 21:29:53 1996
Date: Mon, 11 Nov 1996 19:27:38 -0700 (MST)
From: Brian Murphy <jmurphy@U.Arizona.EDU>
To: redhat-list@redhat.com
Resent-From: redhat-list@redhat.com
Reply-To: redhat-list@redhat.com
>I am using gcc-2.7.2-9 and ld.so-1.7.14-4 under RH 4.0 with all update
>rpms applied.
>
>I'm sure this is a FAQ, but I spent the last half hour searching for
>the answer in the mailing list archives, etc, to no avail.
>
>% gcc -lX11 foo.c
>ld: cannot open -lX11: No such file or directory>
>
>But...
>/usr/X11R6/libX11.a exists
>/usr/X11R6/libX11.so exists
>And /usr/X11R6/lib is in /etc/ld.so.conf (and I've run ldconfig).
>
>Also -- gcc NEVER finds .so libraries. In fact, the man page
>specifically says that -lfoo will ONLY look for libfoo.a, not libfoo.so.
>
>Help!
The -l is an instruction to the linker. It should be after the filename.
Try compiling like this:
% gcc foo.c -X11
If you have Motif, or other libraries for X, they need to be in a specific
order. (gcc foo.c -lXm -lXt -lX11)
Hope this helps.
-- Brian
--
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