winebuild: Add a helper for decorating stdcall function names.

tools/winebuild/build.h

@@ -268,6 +268,7 @@ extern DLLSPEC *alloc_dll_spec(void);
 extern void free_dll_spec( DLLSPEC *spec );
 extern char *make_c_identifier( const char *str );
 extern const char *get_stub_name( const ORDDEF *odp, const DLLSPEC *spec );
+extern const char *get_link_name( const ORDDEF *odp );
 extern int get_cpu_from_name( const char *name );
 extern unsigned int get_alignment(unsigned int align);
 extern unsigned int get_page_size(void);

tools/winebuild/import.c

@@ -498,7 +498,7 @@ static char *create_undef_symbols_file( DLLSPEC *spec )
         ORDDEF *odp = &spec->entry_points[i];
         if (odp->type == TYPE_STUB || odp->type == TYPE_ABS || odp->type == TYPE_VARIABLE) continue;
         if (odp->flags & FLAG_FORWARD) continue;
-        output( "\t%s %s\n", get_asm_ptr_keyword(), asm_name(odp->link_name) );
+        output( "\t%s %s\n", get_asm_ptr_keyword(), asm_name( get_link_name( odp )));
     }
     for (j = 0; j < extra_ld_symbols.count; j++)
         output( "\t%s %s\n", get_asm_ptr_keyword(), asm_name(extra_ld_symbols.str[j]) );

tools/winebuild/spec32.c

@@ -419,7 +419,7 @@ void output_exports( DLLSPEC *spec )
             }
             else
             {
-                output( "\t%s %s\n", get_asm_ptr_keyword(), asm_name(odp->link_name) );
+                output( "\t%s %s\n", get_asm_ptr_keyword(), asm_name( get_link_name( odp )));
             }
             break;
         case TYPE_STUB:
@@ -977,15 +977,9 @@ void output_def_file( DLLSPEC *spec, int include_private )
             int at_param = get_args_size( odp );
             if (!kill_at && target_cpu == CPU_x86) output( "@%d", at_param );
             if  (odp->flags & FLAG_FORWARD)
-            {
                 output( "=%s", odp->link_name );
-            }
             else if (strcmp(name, odp->link_name)) /* try to reduce output */
-            {
-                output( "=%s", odp->link_name );
-                if (!kill_at && target_cpu == CPU_x86 && !(odp->flags & FLAG_THISCALL))
-                    output( "@%d", at_param );
-            }
+                output( "=%s", get_link_name( odp ));
             break;
         }
         default:

tools/winebuild/utils.c

@@ -894,6 +894,21 @@ const char *get_stub_name( const ORDDEF *odp, const DLLSPEC *spec )
     return buffer;
 }
 
+/* return the stdcall-decorated name for an entry point */
+const char *get_link_name( const ORDDEF *odp )
+{
+    static char *buffer;
+
+    if (!kill_at && target_platform == PLATFORM_WINDOWS && target_cpu == CPU_x86 &&
+        odp->type == TYPE_STDCALL && !(odp->flags & FLAG_THISCALL))
+    {
+        free( buffer );
+        buffer = strmake( "%s@%u", odp->link_name, get_args_size( odp ));
+        return buffer;
+    }
+    return odp->link_name;
+}
+
 /* parse a cpu name and return the corresponding value */
 int get_cpu_from_name( const char *name )
 {