format regeneration when paper has changed

git-svn-id: svn://tug.org/texlive/trunk@7627 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 22 insertions, 4 deletions

diff --git a/Master/texmf/scripts/texlive/texconf.tlu b/Master/texmf/scripts/texlive/texconf.tlu
index c3597886e4b..cec0cebd3fe 100755
--- a/Master/texmf/scripts/texlive/texconf.tlu
+++ b/Master/texmf/scripts/texlive/texconf.tlu
@@ -7,9 +7,6 @@
 
 -- texconf is a subset of Thomas Esser's texconfig shell script.
 --
--- TODO
---   . call mktexlsr texmfconfig only if something has changed, not 
---     in the case of usage messages
 
 function fixwin(args_unix)
    if os.type == 'windows' then
@@ -36,6 +33,9 @@ basename=select(1, string.gsub(filename, '\.tlu$', ''))
 
 usageprogname = basename
 
+domktexlsr = false
+doformat = false
+
 sys=false
 
 if string.find(basename, '-sys$') then
@@ -274,6 +274,7 @@ function set_dvips_papersize(papersize)
     end    
     config:close()
     print ('> '..texmfconfig..'/dvips/config/config.ps')
+    domktexlsr = true
   end
 end -- set_dvips_papersize
 
@@ -342,6 +343,7 @@ function set_xdvi_papersize(papersize)
     end
     config:close()
     print ('> '..texmfconfig..'/xdvi/XDvi')
+    domktexlsr = true
   end
 end
 
@@ -417,6 +419,8 @@ function set_pdftex_papersize(papersize)
     end
     config:close()
     print ('> '..outfile)
+    domktexlsr = true
+    doformat = true
   end
 end
 
@@ -489,6 +493,7 @@ function set_dvipdfm_papersize(papersize, program)
       end
     end
     config:close()
+    domktexlsr = true
   end
 end
 
@@ -576,12 +581,25 @@ else
 end
 
 
-if sys then
+if sys and domktexlsr then
   command = { "mktexlsr", texmfconfig }
   command = fixwin(command)
   os.spawn(command)
 end
 
+if doformat then
+  -- we have to update the formats
+  -- 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
+  if sys then
+    command = { "fmtutil-sys", "--refresh" }
+  else
+    command = { "fmtutil", "--refresh" }
+  end
+  os.spawn(command)
+end
+
 -- Local Variables:
 -- lua-indent-level: 2
 -- tab-width: 2