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Re: zsh 4.2.5 compile problem on AIX



David Favor <david@xxxxxxxxxxxxxx> wrote:
> I've built many version of zsh for AIX including 4.2.0
> which I'm currently running. This appears to be a new
> problem.
> 
> Building zsh-4.2.5 on AIX 5100-08 the following shows up:
> 
>     gmake[2]: Entering directory `/data/build/work/zsh-4.2.5/Src/Zle'
>     rm -f complete.so
>     xlc_r -s -bM:SRE -o complete.so -bI:zle.export -bI:../../Src/zsh.export \
>        -bE:complete.export -emodentry complete..o compcore..o compmatch..o \
>        compresult..o  ../../Src/modentry..o  -L/usr/local/lib -lpcre -liconv \
>        -ldl -lcurses -lm  -lc
>     ld: 0711-317 ERROR: Undefined symbol: nullstrsetfn

Thanks for spotting this:  there is a perennial problem with AIX which is
particularly finnicky about the declaration of symbols used in a library.
There's a script Util/check_exports which I should run before making a
release.  Here's a fix for 4.2; I'll commit the change for 4.3 directly.

Index: Src/builtin.c
===================================================================
RCS file: /cvsroot/zsh/zsh/Src/builtin.c,v
retrieving revision 1.133.2.1
diff -u -r1.133.2.1 builtin.c
--- Src/builtin.c	25 Apr 2005 10:40:54 -0000	1.133.2.1
+++ Src/builtin.c	9 Sep 2005 14:47:27 -0000
@@ -4041,7 +4041,7 @@
 
 /* Flag that we should exit the shell as soon as all functions return. */
 /**/
-int
+mod_export int
 exit_pending;
 
 /* break, bye, continue, exit, logout, return -- most of these take   *
Index: Src/params.c
===================================================================
RCS file: /cvsroot/zsh/zsh/Src/params.c,v
retrieving revision 1.94.2.3
diff -u -r1.94.2.3 params.c
--- Src/params.c	6 Sep 2005 15:28:40 -0000	1.94.2.3
+++ Src/params.c	9 Sep 2005 14:47:28 -0000
@@ -2608,7 +2608,7 @@
  */
 
 /**/
-void
+mod_export void
 nullstrsetfn(UNUSED(Param pm), char *x)
 {
     zsfree(x);


-- 
Peter Stephenson <pws@xxxxxxx>                  Software Engineer
CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
Cambridge, CB4 0WZ, UK                          Tel: +44 (0)1223 692070


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