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matlab2fmex

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matlab2fmex

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03 Feb 2004 (Updated )

matlab2fmex.m is a small translator which aims to convert numerical M-files to Fortran90 mex.

Editor's Notes:

This author's upload was somehow corrupted. We fixed this on March 29, 2006. At that time, we also converted it from a GZ file a ZIP file for better cross platform portability.

[modlist,funlist,fun_info]=length_make(typestrlist)
function [modlist,funlist,fun_info]=length_make(typestrlist)
% fun_info is a 1x2 cell. fun_info{1}=>1 result is pointer, 0=>not
%                         fun_info{2}=>typestr ('r' or 'c' usually)
declare_globals
funname='length';
modlist='';funlist='';
r=[char(10)];
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
modlist=[modlist,...
	 '       interface ',funname,'f',r];
if ~iscell(typestrlist)
 typestrlist={typestrlist};
end
for i=1:length(typestrlist)
 typestr=typestrlist{i};
  for m=1:length(typestr)
  temp=any(strcmp(typestr(m),{'d','m'})); if temp,typestr(m)='c';end
  temp=any(strcmp(typestr(m),{'e','n'})); if temp,typestr(m)='r';end
  temp=any(strcmp(typestr(m),{'f','o'})); if temp,typestr(m)='i';end
  temp=any(strcmp(typestr(m),{'g','p'})); if temp,typestr(m)='l';end
 end
 [modlist,funlist,len,typestr2]=makeheader('length',2,typestr,modlist,funlist,r); 
 funlist=[funlist,'       integer :: out',r];
 fun_info{2}='u';
  
 wantsizes=1; 
 funlist=makesize1(wantsizes,funlist,len,r);
 
 %Here we can insert any global vars or preliminary options %%%%%%
 funlist=makesize2(wantsizes,funlist,len,r,typestr);
 
 %Here we can insert type dependant things %%%%%%%%%%%%%%%%%%%%%%%
 
 %And now the kernel %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 kernel=[''];
 kernel=[kernel,'        if (in_1_m.eq.0) then',r];
 kernel=[kernel,'         out=0',r];
 kernel=[kernel,'        elseif (in_1_n.eq.0) then',r];
 kernel=[kernel,'         out=0',r];
 kernel=[kernel,'        else',r];
 kernel=[kernel,'         out=max(in_1_m,in_1_n)',r];
 kernel=[kernel,'        endif',r];
 funlist=[funlist,kernel];
 
 %End of the function %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 funlist=[funlist,'       end function ',funname,'f_',typestr2,r];
 if strcmp(typestr,typestrlist{length(typestrlist)})
 else
  funlist=[funlist,r];
 end
end
%And end the module %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
modlist=[modlist...
	 '       end interface ',funname,'f',char(10)];
fun_info{1}=0;

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