From 6ab4432f6fe56cc63e53aeb256c89f01a04fb84f Mon Sep 17 00:00:00 2001
From: Hans Hagen <pragma@wxs.nl>
Date: Wed, 2 Oct 2019 13:21:40 +0200
Subject: 2019-10-02 12:50:00

---
 scripts/context/lua/mtx-install.lua | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'scripts/context/lua/mtx-install.lua')

diff --git a/scripts/context/lua/mtx-install.lua b/scripts/context/lua/mtx-install.lua
index 48b458897..cf6ba4e98 100644
--- a/scripts/context/lua/mtx-install.lua
+++ b/scripts/context/lua/mtx-install.lua
@@ -26,6 +26,7 @@ local helpinfo = [[
     <flag name="goodies" value="string"><short>extra binaries (like scite and texworks)</short></flag>
     <flag name="install"><short>install context</short></flag>
     <flag name="update"><short>update context</short></flag>
+    <flag name="erase"><short>wipe the cache</short></flag>
     <flag name="identify"><short>create list of files</short></flag>
    </subcategory>
   </category>
@@ -398,8 +399,15 @@ function install.update()
 
     local server     = environment.arguments.server   or ""
     local instance   = environment.arguments.instance or ""
-    local osplatform = environment.arguments.platform or os.platform
-    local platform   = platforms[osplatform]
+    local osplatform = environment.arguments.platform or nil
+    local platform   = platforms[osplatform or os.platform or ""]
+
+    if platform == "unknown" and osplatform then
+        -- catches openbsdN.M kind of specifications
+        platform = osplatform
+    elseif not osplatform then
+        osplatform = platform
+    end
 
     if server == "" then
         server = "lmtx.contextgarden.net,lmtx.pragma-ade.com,lmtx.pragma-ade.nl,dmz.pragma-ade.nl"
@@ -531,8 +539,13 @@ function install.update()
     end
 
     run("%s --generate",mtxrunbin)
+    if environment.argument("erase") then
+        run("%s --script cache --erase",mtxrunbin)
+        run("%s --generate",mtxrunbin)
+    end
     run("%s --make en", contextbin)
 
+
     -- in calling script: update mtxrun.exe and mtxrun.lua
 
     report("")
-- 
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