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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) ???? - INRIA - Scilab
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
function k=isacomment(txt)
// Find if txt contains a Matlab comment
// If no return 0
// If yes return the position of the beginning of the comment
kc=strindex(txt,"%")
k=0
if kc<>[] then
kq=strindex(txt,quote)
while %t then
qc=size(find(kq<kc(1)),2) // qc = nb of quote placed before the first %
// Even number of quote before first %
if modulo(qc,2)==0 then
k=kc(1)
break
else // There is a single quote before %, have to check for the beginning of the string
while qc>2 then
if (kq(qc-1)==kq(qc)-1) then // Found a '' sequence
qc=qc-2
else
break
end
end
kk=kq(qc)
if execstr("prev = part(txt,kk-1)","errcatch")<>0 then pause,end;errclear();
if or(prev==[" ",",",";","=","[","("]) then // qc points on a string beginning
kc(1)=[]
if kc==[] then break,end
else
k=kc(1)
break
end
end
end
end
endfunction
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