Move mapping function to aix specific file.

src/hotspot/share/prims/jvmtiAgent.cpp

@@ -320,16 +320,6 @@ static void* load_agent_from_absolute_path(JvmtiAgent* agent, bool vm_exit_on_er
   AIX_ONLY(if (library != nullptr) save_library_signature(agent, agent->name());)
   return library;
 }
-static void mapAlternateName(char* buffer,const char *extension)
-{
-     unsigned long end=strlen(buffer);
-     while(end>0 && buffer[end]!='.')
-     {
-         end--;
-     }
-     buffer[end]='\0';
-     strcat(buffer,extension);
-}
 
 // Agents with relative paths are loaded from the standard dll directory.
 static void* load_agent_from_relative_path(JvmtiAgent* agent, bool vm_exit_on_error) {
@@ -349,16 +339,16 @@ static void* load_agent_from_relative_path(JvmtiAgent* agent, bool vm_exit_on_er
       AIX_ONLY(save_library_signature(agent, &buffer[0]);)
       return library;
    }
-   AIX_ONLY(
-   if (library == nullptr){
-     mapAlternateName(buffer,AIX_EXTENSION);
+   #ifdef AIX
+   if (library == nullptr) {
+     os::Aix::mapAlternateName(buffer,AIX_EXTENSION);
      library=os::dll_load(&buffer[0], &ebuf[0], sizeof ebuf);
-     if(library!=nullptr){
+     if(library!=nullptr) {
        save_library_signature(agent, &buffer[0]);
        return library;
    }
    }
-   )
+   #endif
     if (vm_exit_on_error) {
       vm_exit(agent, " on the library path, with error: ", missing_module_error_msg);
     }