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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) INRIA
// Copyright (C) ENPC
//
// 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 [success,funcs,success_files,failed_files] = genlib(nam,path,force,verbose,names)
// get all .sci files in the specified directory
if exists('force','local') ==0 then force = %f,end
if exists('verbose','local')==0 then verbose = %f,end
W = who('get');
np = predef();
predefined = or(W($-np+1:$)==nam);
success = %t;
funcs = [];
success_files = [];
failed_files = [];
if verbose then
mprintf(gettext("-- Creation of [%s] (Macros) --\n"),nam);
end
updatelib=%f //true if updating an already defined library
//check if a library with the same name exists
oldlib = [];
old_path = [];
old_names = [];
if exists(nam)==1 then
execstr('oldlib='+nam);
if typeof(oldlib)=='library' then
//yes, get its path and function list
old_names = string(oldlib);
clear oldlib;
old_path = old_names(1);
old_names(1) = [];
end
end
if exists('path','local')==0&old_path<>[] then
path = old_path;
updatelib = %t;
end
// convert path according to MSDOS flag
// without env variable substitution
path1 = pathconvert(path,%t,%f);
// with env subsitution
path = pathconvert(path,%t,%t);
if exists('names','local')==0 then
// list the sci files
files = listfiles(path+"*.sci",%f);
files_filtered = [];
for i=1:size(files,"*")
if( regexp(files(i),"/\.sci$/") <> [] ) then
files_filtered = [files_filtered;files(i)];
end
end
files = files_filtered;
clear files_filtered;
if files==[] | files== "" then
warning(msprintf(gettext("%s: No files with extension %s found in %s\n"),"genlib",".sci", path));
return ;
end
names = basename(files,%f);
else
files = path+names
names = strsubst(names,"/\.sci$/","","r");
end
names_changed = %t;
if updatelib then
if and(gsort(names)==gsort(old_names)) then names_changed=%f,end
end
modified=%f
if force == %t then
modified = %t;
for i=1:size(files,'*') // loop on .sci files
scif = files(i);
if verbose then
mprintf(gettext("%s: %s file compilation forced\n"),"genlib",names(i)+".sci");
end
// getf sci file and save functions it defines as a .bin file
getsave(scif);
end
else
for i=1:size(files,'*') // loop on .sci files
scif = files(i);
binf = strsubst(scif, "/\.sci$/",".bin","r");
binf_info = fileinfo(binf);
recompile = %f;
if binf_info == [] then
recompile = %t;
else
scif_info = fileinfo(scif);
if newest(scif,binf) == 1 then
recompile = %t ;
end
end
if recompile == %t then
if verbose then
mprintf(gettext("%s: Processing file: %s\n"),"genlib",names(i)+".sci");
end
// getf sci file and save functions it defines as a .bin file
result = getsave(scif);
modified = %t;
if result <> [] then
success_files($+1) = scif
funcs = [funcs result]
else
failed_files($+1) = scif
success = %f
end
end
end
end
if modified then
if verbose then
mprintf(gettext("%s: Regenerate names and lib\n"),"genlib");
end
if names_changed
mputl(names,path+'names'); // write 'names' file in directory
end
// create library
execstr(nam+'=lib('''+getshortpathname(path1)+''')')
//save it
if execstr('save('''+path1+'lib'''+','+nam+')','errcatch')<>0 then
success = %f;
error(msprintf(gettext("%s: %s file cannot be created\n"),"genlib",path+'lib'));
end
else
execstr(nam+'=lib('''+path1+''')')
end
if names_changed then
if ~predefined then
execstr(nam+'=resume('+nam+')')
else
mprintf(gettext("Library file %s has been updated,\nbut cannot be loaded into Scilab because %s is a protected variable.\n"),path1+'lib',nam);
end
end
endfunction
function result = getsave(scifile)
// utility function
// performs a exec on file scifile
result = %f;
prot = funcprot();
nold = size(who("get"),"*");
funcprot(0);
ierr=execstr("exec(scifile);","errcatch") // get functions defined in file 'scifile'
if ierr <> 0 then
clear ierr;
mprintf(gettext("%s: Warning: Error in file %s : %s. File ignored\n"),"genlib",scifile,lasterror());
result = %f;
else
clear ierr;
// lookfor names of the functions defined in file 'scifile'
new = who("get")
new = new(1:(size(new,"*")-nold-1))
// create output file name (just replace the ".sci" extension by ".bin"
binfile = strsubst(scifile,"/\.sci$/",".bin",'r')
// save all functions in the output file
[u,ierr]=mopen(binfile,"wb")
if ierr<>0 then
clear ierr;
nf = length(binfile);
if nf>40 then
binfile="..."+part(binfile,nf-40:nf);
end
error(msprintf(gettext("%s: Impossible to open file %s for writing\n"),"genlib",binfile));
end
clear ierr
if new<>[] then
result = new($:-1:1)';
execstr('save(u,'+strcat(new($:-1:1),',')+')');
else
msprintf(gettext("%s: File %s does not contain any function.\n"),"genlib",binfile)
result = %f;
end
mclose(u);
end
funcprot(prot);
endfunction
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