fix fmt regeneration on win32

git-svn-id: svn://tug.org/texlive/trunk@7629 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 10 insertions, 1 deletions

diff --git a/Master/texmf/scripts/texlive/texconf.tlu b/Master/texmf/scripts/texlive/texconf.tlu
index cec0cebd3fe..250150a923a 100755
--- a/Master/texmf/scripts/texlive/texconf.tlu
+++ b/Master/texmf/scripts/texlive/texconf.tlu
@@ -592,11 +592,20 @@ if doformat then
   -- I don't know how to select only those formats for which pdftexconfig.tex
   -- is necessary, so we call fmtutil-sys --refresh
   -- that will recreate a lot, sorry
+  --
+  -- on win32 texlua's os.spawn does not find fmtutil-sys.texlua as executable
+  -- even if I give it the full path. So we have to work around that
   if sys then
-    command = { "fmtutil-sys", "--refresh" }
+    if os.type == 'windows' then
+      local selfautoparent = kpse.var_value('SELFAUTOPARENT')
+      command = { 'texlua.exe', selfautoparent..'/bin/win32/fmtutil-sys.texlua', '--refresh' }
+    else
+      command = { "fmtutil-sys", "--refresh" }
+    end
   else
     command = { "fmtutil", "--refresh" }
   end
+  -- should we check the return value? (nil for spawn error, ow return code)
   os.spawn(command)
 end