diff options
Diffstat (limited to 'Build/source')
-rw-r--r-- | Build/source/texk/texlive/w32_wrapper/readme.txt | 3 | ||||
-rw-r--r-- | Build/source/texk/texlive/w32_wrapper/runscript.tlu | 9 |
2 files changed, 11 insertions, 1 deletions
diff --git a/Build/source/texk/texlive/w32_wrapper/readme.txt b/Build/source/texk/texlive/w32_wrapper/readme.txt index e5fcf746721..889b737bee2 100644 --- a/Build/source/texk/texlive/w32_wrapper/readme.txt +++ b/Build/source/texk/texlive/w32_wrapper/readme.txt @@ -188,4 +188,7 @@ - more doc tweaks 2010/05/30 - Windows XP or newer required to run TeXworks + 2010/06/04 + - added support for Perl scripts starting with eval-exec-perl + construct in place of she-bang (#!) diff --git a/Build/source/texk/texlive/w32_wrapper/runscript.tlu b/Build/source/texk/texlive/w32_wrapper/runscript.tlu index 396f81a1da6..64496ca11ab 100644 --- a/Build/source/texk/texlive/w32_wrapper/runscript.tlu +++ b/Build/source/texk/texlive/w32_wrapper/runscript.tlu @@ -201,6 +201,9 @@ local docstr = [[ - more doc tweaks
2010/05/30
- Windows XP or newer required to run TeXworks
+ 2010/06/04
+ - added support for Perl scripts starting with eval-exec-perl
+ construct in place of she-bang (#!)
]]
-- HELPER SUBROUTINES --
@@ -263,7 +266,11 @@ local function shebang_to_argv(progfullname) if not fid then return nil, errmsg end
local fstln = fid:read('*line')
fid:close()
- if (string.sub(fstln, 1, 2) ~= '#!') then
+ if string.find(fstln, "eval.*exit.*exec.*perl") then
+ -- special case of Perl's time-honoured "totally devious construct":
+ -- eval '(exit $?0)' && eval 'exec perl -S $0 ${1+"$@"}' && eval 'exec perl -S $0 $argv:q'
+ return {"perl"}
+ elseif (string.sub(fstln, 1, 2) ~= '#!') then
return nil, "don't know how to execute script: "..progfullname
end
local argv = string.explode( string.sub(fstln, 3) ) -- split on spaces
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