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function mfile2sci(fil,res_path,Imode,Recmode)
// Copyright INRIA
if exists('m2scilib')==0 then load('SCI/macros/m2sci/lib'),end
logfile=%io(2) // logical unit of the logfile
[lhs,rhs]=argn(0)
write(logfile,'------------ translation of '+fil+' -----------')
if rhs<4 then Recmode=%f,end
if rhs<3 then Imode=%f,end
if rhs<2 then res_path='./',end
if part(res_path,length(res_path))<>'/' then res_path=res_path+'/',end
res=[]
quote=''''
dquote=""""
ctm='.'+'.'+'.'
old=who('get')
first_ncl=1
//timer()
info=%f
//
k=strindex(fil,'.')
if k<>[]
ke=k($)-1
basename=part(fil,1:ke)
else
ke=length(fil)
basename=fil
end
k=strindex(fil,'/')
if k==[] then
file_path='./'
else
file_path=part(fil,1:k($))
end
fnam=part(basename,k($)+1:ke) // name of the file witout extension
//
if info then write(logfile,'Reading file and comment substitution'),end
txt=read(fil,-1,1,'(a)')
if txt==[] then
write(logfile,'Empty file! nothing done'),
return,
end
// continuation lines
k=0
n=size(txt,'r')
to_kill=[]
while k<size(txt,'r')
k=k+1
kc=strindex(txt(k),ctm)
isacontline=%f
for kck=kc,isacontline=isacontline|~isinstring(txt(k),kck),end
if isacontline then
kc1=isacomment(txt(k))
if kc1<>0 then // line has a comment
if kc1<kc(1) then // ... in a comment
else // comment follow continuation mark
com=part(txt(k),kc1(1):length(txt(k)))
txt(k)=part(txt(k),1:kc(1)-1)+txt(k+1)+com
txt(k+1)=[]
k=k-1
end
else
txt(k)=part(txt(k),1:kc(1)-1)+txt(k+1)
txt(k+1)=[]
k=k-1
end
end
end
// change comments
n=size(txt,'r')
first=%t
helppart=[],endofhelp=%f
for k=1:n
tk=txt(k)
// insert blank when a digit is followed by a dotted operator
kdot=strindex(tk,['.*','./','.\','.^','.'''])
if kdot<>[] then
kdgt=kdot(find(abs(str2code(part(tk,kdot-1)))<9))
for kk=size(kdgt,'*'):-1:1
tk=part(tk,1:kdgt(kk)-1)+' '+part(tk,kdgt(kk):length(tk));
end
end
// looking at comments
kc=isacomment(tk)
if kc<>0 then
// a comment, replace it by a function call
com=part(tk,kc+1:length(tk))
if ~endofhelp then helppart=[helppart;com];end
if length(com)==0 then com=' ',end
com=strsubst(com,quote,quote+quote)
com=strsubst(com,dquote,dquote+dquote)
com=';comment('+quote+com+quote+')'
txt(k)=part(tk,1:kc-1)+com
else
if first then
if tk<>part(' ',1:length(tk)) then
first_ncl=k,first=%f,
else
endofhelp=%t
end
end
end
end
// replace ' by ''
txt=strsubst(txt,dquote,dquote+dquote)
// replace switch by select
txt=strsubst(txt,'switch','select')
// replace {..} by (..) or [..]
//txt=replace_brackets(txt)
// place function definition line at first line
kc=strindex(txt(first_ncl),'function')
if kc==[] then
//batch file
txt=['function []=script()';txt]
batch=%t
else
kc=kc(1)
batch=%f
if first_ncl<>1 then
while strindex(txt(first_ncl($)+1),ctm)<>[] then
first_ncl=[first_ncl,first_ncl($)+1]
end
txt=[txt(first_ncl);txt(1:first_ncl(1)-1);txt(first_ncl($)+1:$)]
end
end
kc=strindex(txt(1),'function');kc=kc(1);
killed=[]//killfuns()
deff(part(txt(1),kc+8:length(txt(1))),txt(2:$),'n')
w=who('get');
mname=w(1)
execstr('comp('+mname+',1)')
//restorefuns(killed)
if info then disp(' '+string(timer())),end
if info then write(logfile,'Analysing '+mname+' m_file code'),end
//disp(timer())
code=macr2lst(evstr(mname))
if info then disp(' '+string(timer())),end
if info then write(logfile,'Generation of '+mname+' scilab code'),end
[res,trad]=m2sci(code,w(1),Imode,Recmode)
if info then disp(' '+string(timer())),end
if batch then res(1)=[],end // suppress function definition line if batch
//striping last return and blank lines
n=size(res,1)
while res(n)==part(' ',1:length(res(n))) then n=n-1,end
res=res(1:n-1)
//output file name
if batch then
res(1)==[],ext='.sce',
else
ext='.sci'
end
scifil=res_path+fnam+ext
if info then write(logfile,'Writing to '+scifil+' file'),end
u=file('open',scifil,'unknown')
write(u,res,'(a)')
file('close',u)
// writing .cat file
if helppart<>[] then
catfil=res_path+fnam+'.cat'
if info then write(logfile,'Writing to '+catfil+' file'),end
u=file('open',catfil,'unknown')
write(u,helppart,'(a)')
file('close',u)
end
// writing translation file
if trad<>[] then
if batch then
mname=fnam
end
sci_fil=res_path+'sci_'+mname+'.sci'
if info then write(logfile,'Writing to '+sci_fil+' file'),end
u=file('open',sci_fil,'unknown')
write(u,trad,'(a)')
file('close',u)
end
//disp(timer())
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