runscript: missing local keyword and some doc tweaks

git-svn-id: svn://tug.org/texlive/trunk@23871 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 6 insertions, 8 deletions

diff --git a/Master/bin/win32/runscript.tlu b/Master/bin/win32/runscript.tlu
index 7a47e2685ad..98a4b5d7528 100644
--- a/Master/bin/win32/runscript.tlu
+++ b/Master/bin/win32/runscript.tlu
@@ -29,8 +29,8 @@ local helpstr = [[
   

     The script wrapping machinery is not limited to scripts shipped with 

     TeX Live.  You can also use it for script programs from manually 

-    installed packages, which should minimize the problems when using 

-    them with TeX Live. 

+    installed packages.  This should minimize problems when using them 

+    with TeX Live. 

     

     First, make sure that there is an interpreter program available on 

     your system for the script you want to use.  Interpreters for Perl 

@@ -79,9 +79,7 @@ local helpstr = [[
     

     If you prefer to call the script program simply by its name, copy 

     and rename bin/win32/runscript.exe to <script-name>.exe and put it 

-    in bin/win32/ directory of your TeX Live installation or, if you 

-    don't have the write permissions there, somewhere else on the search 

-    path.]]

+    somewhere on the search path.]]

 

 local docstr = [[

 

@@ -113,12 +111,12 @@ local docstr = [[
     

     The launcher script knows, which variant has been used to invoke it 

     based on the sentinel argument.  The lack of this argument means 

-    that it was invoked in a standard way, i.e. through texlua.exe. 

+    that it was invoked in a standard way, i.e., through texlua.exe. 

     

     All the hard work of locating a script/program to execute happens 

     in the launcher script.  The located script/program is always 

     executed directly by spawning its interpreter (or binary) in a new 

-    process. The system shell (cmd.exe) is never called (except for 

+    process.  The system shell (cmd.exe) is never called (except for 

     batch scripts, of course).  If the located script happens to be 

     a (tex)lua script, it is loaded and called internally from within 

     this script, i.e. no new process is spawned.  Execution is done 

@@ -443,7 +441,7 @@ local scripts4tlperl = {
 }

 local try_extern_perl = (kpse.var_value('TEXLIVE_WINDOWS_TRY_EXTERNAL_PERL') == '1') and 

                         not (guimode or is_restricted_progname or scripts4tlperl[progname])

-PERLEXE = try_extern_perl and search_path('perl.exe', PATH)

+local PERLEXE = try_extern_perl and search_path('perl.exe', PATH)

 if not PERLEXE then 

   PERLEXE = TEXDIR..'/tlpkg/tlperl/bin/perl.exe'

   os.setenv('PERL5LIB', TEXDIR..'/tlpkg/tlperl/lib')