Do not run auto-configuration unless necessary.

szhorvat · Nov 18, 2015 · 7e3937a · 7e3937a
1 parent 28a53b2
commit 7e3937a
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/MaTeX.m b/MaTeX.m
@@ -86,7 +86,7 @@
     "pdfLaTeX" -> winFindPL[]
 |>;
 
-$defaultConfig =
+$defaultConfig :=
     Switch[$OperatingSystem,
       "MacOSX", Join[$defaultConfigBase, $defaultConfigOSX],
       "Unix", Join[$defaultConfigBase, $defaultConfigLinux],
@@ -101,7 +101,9 @@
   $config = <||>
 ];
 
-$config = Join[$defaultConfig, $config]
+If[Not@SubsetQ[Keys[$config], Keys[$defaultConfigBase]],
+  $config = Join[$defaultConfig, $config]
+];
 Export[$configFile, $config, "Package"]
 
 (* True if file exists and is not a directory *)