Re: Linking libc into shared libarries (was: CVS commit: src/share/mk)

[Nick Hudson <nick.hudson%dsl.pipex.com@localhost>]

On Sunday 27 April 2008 08:43:35 matthew green wrote:
>    | Hi Christos,
>    |
>    | Thank you for linking libc into shared libraries.
>    | There were some further changes to exclude the gcc libraries, but
>    | I took this mail to reply to because that was the start.
>    |
>    | Hmmm, what about other shared libaries which doesn't use the bsd make,
>    | e.g. gmake or a bsd make which doesn't use the /usr/share/mk rules?
>    | Shouldn't they be also linked against libc?
>    |
>    | Can this be done in the linker itself and how do other OS handle this?
>
>    I don't know how other OS's handle this. I will look.
>
>
> not in the linker..but see what other systems do with "gcc -shared"?

Something like the attached (untested)?

Nick
(-posix/-pthread with -p or -pg and -shared looks wrong to me)

Index: gnu/dist/gcc4/gcc/config/netbsd.h
===================================================================
RCS file: /cvsroot/src/gnu/dist/gcc4/gcc/config/netbsd.h,v
retrieving revision 1.5
diff -u -p -u -r1.5 netbsd.h
--- gnu/dist/gcc4/gcc/config/netbsd.h   13 May 2006 01:48:14 -0000      1.5
+++ gnu/dist/gcc4/gcc/config/netbsd.h   27 Apr 2008 09:20:09 -0000
@@ -116,6 +116,7 @@ Boston, MA 02110-1301, USA.  */
        %{!pg:-lposix}}         \
      %{p:-lposix_p}            \
      %{pg:-lposix_p}}          \
+   %{shared: -lc}              \
    %{!shared:                  \
      %{!symbolic:              \
        %{!p:                   \
@@ -129,6 +130,7 @@ Boston, MA 02110-1301, USA.  */
        %{!pg:-lposix}}         \
      %{p:-lposix_p}            \
      %{pg:-lposix_p}}          \
+   %{shared: -lc}              \
    %{!shared:                  \
      %{!symbolic:              \
        %{!p:                   \