From: Steve Reinhardt <stever@eecs.umich.edu>
Date: Sat, 1 Oct 2005 15:32:33 +0000 (-0400)
Subject: Add default= option to SConstruct.
X-Git-Tag: m5_1.1~6
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e9394721903222eee0dd17799e97ea06ea545f39;p=gem5.git

Add default= option to SConstruct.

build/SConstruct:
    Add 'default=' argument to specify base config to use when setting
    up a new build dir with a different name, e.g.:
    scons default=ALPHA_SE USE_MYSQL=no ALPHA_SE_NOSQL/m5.opt

--HG--
extra : convert_revision : 0f7ee1414b3e84b36114415182baf54a8adab9b7
---

diff --git a/build/SConstruct b/build/SConstruct
index e7ec87a53..2d5ca0057 100644
--- a/build/SConstruct
+++ b/build/SConstruct
@@ -322,7 +322,10 @@ for build_dir in build_dirs:
     # Set env according to the build directory config.
 
     sticky_opts.files = []
-    default_options_file = os.path.join('build_options', 'default', build_dir)
+    # Name of default options file is taken from 'default=' on command
+    # line if set, otherwise name of build dir.
+    default_options_file = os.path.join('build_options', 'default',
+                                        ARGUMENTS.get('default', build_dir))
     if os.path.isfile(default_options_file):
         sticky_opts.files.append(default_options_file)
     current_options_file = os.path.join('build_options', 'current', build_dir)