[PATCH] Enable DSO code in APR for older versions of AIX

[Victor J. Orlikowski]

This patch sets the dso/aix subdirectory to be used for older versions
of AIX and fixes a number of bugs the dso code in that directory.

Index: apr/configure.in
===================================================================
RCS file: /cvs/apache/apr/configure.in,v
retrieving revision 1.263
diff -u -d -r1.263 configure.in
--- configure.in        2001/03/29 15:50:29     1.263
+++ configure.in        2001/03/30 08:37:25
@@ -120,6 +120,12 @@
 esac
 
 case "$OS" in
+   i386-ibm-aix* | *-ibm-aix[1-2].* | *-ibm-aix3.* | *-ibm-aix4.1 | 
*-ibm-aix4.1.* | *-ibm-aix4.2 | *-ibm-aix4.2.*)
+       OSDIR="aix"
+       config_subdirs="shmem/unix/mm"
+       USE_MM=yes
+       eolstr="\\n"
+       ;;
    *-os2*)
        CFLAGS="$CFLAGS -DOS2 -Zmt"
        OSDIR="os2"
Index: apr/dso/aix/dso.c
===================================================================
RCS file: /cvs/apache/apr/dso/aix/dso.c,v
retrieving revision 1.13
diff -u -d -r1.13 dso.c
--- dso.c       2001/02/16 04:15:32     1.13
+++ dso.c       2001/03/30 08:37:25
@@ -148,8 +148,10 @@
 {
     void *os_handle = dlopen((char *)path, RTLD_NOW | RTLD_GLOBAL);
 
-    if(os_handle == NULL)
+    if(os_handle == NULL) {
+        (*res_handle)->errormsg = dlerror();       
         return APR_EDSOOPEN;
+    }
 
     *res_handle = apr_pcalloc(ctx, sizeof(*res_handle));
     (*res_handle)->handle = (void*)os_handle;
@@ -171,13 +173,24 @@
 {
     void *retval = dlsym(handle->handle, symname);
 
-    if (retval == NULL)
+    if (retval == NULL) {
+        handle->errormsg = dlerror();
         return APR_EINIT;
-    
-    ressym = retval;   
+    }
+
+    *ressym = retval;
     return APR_SUCCESS;
 }
 
+APR_DECLARE(const char *) apr_dso_error(apr_dso_handle_t *dso, char *buffer, 
apr_size_t buflen)
+{
+    if (dso->errormsg) {
+        apr_cpystrn(buffer, dso->errormsg, buflen);
+        return dso->errormsg;
+    }
+    return "No Error";
+}
+
 
 
 /*
@@ -282,7 +295,7 @@
      * load should be declared load(const char *...). Thus we
      * cast the path to a normal char *. Ugly.
      */
-    if ((mp->entry = (void *) load((char *) path, L_NOAUTODEFER, NULL)) == 
NULL) {
+    if ((mp->entry = (void *) loadAndInit((char *) path, L_NOAUTODEFER, NULL)) 
== NULL) {
        free(mp->name);
        free(mp);
        errvalid++;
Index: apr/include/arch/aix/dso.h
===================================================================
RCS file: /cvs/apache/apr/include/arch/aix/dso.h,v
retrieving revision 1.7
diff -u -d -r1.7 dso.h
--- dso.h       2001/02/16 04:15:49     1.7
+++ dso.h       2001/03/30 08:37:28
@@ -55,7 +55,7 @@
 #ifndef DSO_H
 #define DSO_H
 
-#include "apr_private.h"
+#include "../unix/apr_private.h"
 #include "apr_general.h"
 #include "apr_pools.h"
 #include "apr_dso.h"
@@ -71,6 +71,7 @@
 struct apr_dso_handle_t {
     apr_pool_t  *cont;
     void          *handle;
+    const char *errormsg;
 };
 
 #endif

Victor
-- 
Victor J. Orlikowski
======================
[EMAIL PROTECTED]
[EMAIL PROTECTED]
[EMAIL PROTECTED]