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-rwxr-xr-xtool/rbinstall.rb12
1 files changed, 8 insertions, 4 deletions
diff --git a/tool/rbinstall.rb b/tool/rbinstall.rb
index e5c34b5908..060390626f 100755
--- a/tool/rbinstall.rb
+++ b/tool/rbinstall.rb
@@ -335,10 +335,14 @@ rubyhdrdir = CONFIG["rubyhdrdir", true]
archhdrdir = CONFIG["rubyarchhdrdir"] || (rubyhdrdir + "/" + CONFIG['arch'])
rubylibdir = CONFIG["rubylibdir", true]
archlibdir = CONFIG["rubyarchdir", true]
-sitelibdir = CONFIG["sitelibdir"]
-sitearchlibdir = CONFIG["sitearchdir"]
-vendorlibdir = CONFIG["vendorlibdir"]
-vendorarchlibdir = CONFIG["vendorarchdir"]
+if CONFIG["sitedir"]
+ sitelibdir = CONFIG["sitelibdir"]
+ sitearchlibdir = CONFIG["sitearchdir"]
+end
+if CONFIG["vendordir"]
+ vendorlibdir = CONFIG["vendorlibdir"]
+ vendorarchlibdir = CONFIG["vendorarchdir"]
+end
mandir = CONFIG["mandir", true]
docdir = CONFIG["docdir", true]
enable_shared = CONFIG["ENABLE_SHARED"] == 'yes'