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|
// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2009-2010 - DIGITEO - Pierre MARECHAL <pierre.marechal@scilab.org>
//
// 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_V2.1-en.txt
// End user function
// Load one or several toolboxes
function result = atomsLoad(packages)
// Load Atoms Internals lib if it's not already loaded
// =========================================================================
if ~ exists("atomsinternalslib") then
load("SCI/modules/atoms/macros/atoms_internals/lib");
end
// Init the output argument
// =========================================================================
result = [];
// Check ATOMSAUTOLOAD variable
// =========================================================================
if ~isdef("ATOMSAUTOLOAD") | (ATOMSAUTOLOAD<>%T) then
ATOMSAUTOLOAD = %F;
end
// Check input parameters
// =========================================================================
rhs = argn(2);
if rhs <> 1 then
error(msprintf(gettext("%s: Wrong number of input arguments: %d expected.\n"),"atomsLoad",1,2))
end
if type(packages) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: String array expected.\n"),"atomsLoad",1));
end
if size(packages(1,:),"*") > 3 then
error(msprintf(gettext("%s: Wrong size for input argument #%d: mx1,mx2 or mx3 string matrix expected.\n"),"atomsLoad",1));
end
packages = stripblanks(packages);
// Complete packages matrix with empty columns
// =========================================================================
if size(packages(1,:),"*") == 1 then
packages = [ packages emptystr(size(packages(:,1),"*"),1) emptystr(size(packages(:,1),"*"),1) ];
elseif size(packages(1,:),"*") == 2 then
packages = [ packages emptystr(size(packages(:,1),"*"),1) ];
end
// Plan the path → 4th column
// =========================================================================
packages = [ packages emptystr(size(packages(:,1),"*"),1) ];
// Verbose Mode ?
// =========================================================================
if strcmpi(atomsGetConfig("Verbose"),"True") == 0 then
ATOMSVERBOSE = %T;
else
ATOMSVERBOSE = %F;
end
// Already loaded modules :
// =========================================================================
loaded = atomsLoadLoad();
nbAdd = 0;
// Remove duplicate packages (name - version)
// =========================================================================
[matout,index] = unique([packages(:,1) packages(:,2)],"r");
packages = packages(gsort(index,"g","i"),:);
// Loop on input parameter
// =========================================================================
for i=1:size(packages(:,1),"*")
// The module's installed version hasn't been specified or is empty
// → Set the MRV available
// =====================================================================
if isempty(packages(i,2)) then
if ~ isempty(packages(i,3)) then
section = packages(i,3);
else
section = "all";
end
this_module_versions = atomsGetInstalledVers(packages(i,1),section);
if isempty(this_module_versions) then
if section == "all" then
error(msprintf(gettext("%s: Module ''%s'' is not installed.\n"),"atomsLoad",packages(i,1)));
else
error(msprintf(gettext("%s: Module ''%s'' is not installed (''%s'' section).\n"),"atomsLoad",packages(i,1),section));
end
else
packages(i,2) = this_module_versions(1);
end
else
if ~atomsIsInstalled([packages(i,1) packages(i,2)]) then
error(msprintf(gettext("%s: Module ''%s - %s'' is not installed.\n"),"atomsLoad",packages(i,1),packages(i,2)));
end
// If the packaging version is not mentioned, define it
if isempty(strindex(packages(i,2),"-")) then
this_package_details = atomsGetInstalledDetails([packages(i,1) packages(i,2) packages(i,3)]);
packages(i,2) = this_package_details(2);
end
end
// The module's installed section hasn't been specified or is empty
// → If the module (same name/same version) is installed in both sections,
// module installed in the "user" section is taken
// =====================================================================
if isempty(packages(i,3)) then
sections = ["user","allusers"];
for j=1:size(sections,"*")
if atomsIsInstalled([packages(i,1) packages(i,2)],sections(j)) then
packages(i,3) = sections(j);
break
end
end
else
// Check if modules are installed
if ~ atomsIsInstalled([packages(i,1) packages(i,2)],packages(i,3)) then
mprintf(gettext("%s: The following modules are not installed:\n"),"atomsAutoloadAdd");
mprintf("\t - ''%s - %s'' (''%s'' section)\n",packages(i,1),packages(i,2),packages(i,3));
error("");
end
end
// Get the installed path
// =====================================================================
packages(i,4) = atomsGetInstalledPath([packages(i,1) packages(i,2) packages(i,3)]);
end
// Loop on packages gived by the user
// =========================================================================
mandatory_packages = struct();
mandatory_packages_name = struct();
mandatory_packages_mat = [];
for i=1:size(packages(:,1),"*")
this_package_name = packages(i,1);
this_package_version = packages(i,2);
this_package_section = packages(i,3);
this_package_path = packages(i,4);
// Check if the user try to load 2 versions of the same toolbox at the
// same time
// =====================================================================
if size( find( this_package_name == packages(:,1) ) > 1 ) then
this_versions = packages( find( this_package_name == packages(:,1) ) , 2 );
for j=2:size(this_versions,"*")
if this_versions(j) <> this_versions(1) then
mprintf(gettext("%s: Several versions of a package (%s) cannot be loaded at the same scilab session :\n"),"atomsLoad",this_package_name);
mprintf(gettext("\t - You''ve asked ''%s - %s''\n"),this_package_name,this_versions(1));
mprintf(gettext("\t - You''ve asked ''%s - %s''\n"),this_package_name,this_versions(j));
mprintf("\n");
if ATOMSAUTOLOAD then
return;
else
error("");
end
end
end
end
// Check if this toolbox is already loaded
// =====================================================================
if atomsIsLoaded([this_package_name this_package_version]) then
atomsDisp(msprintf("\tThe package %s (%s) is already loaded",this_package_name,this_package_version));
continue;
end
// Check if another version of this toolbox is already loaded
// =====================================================================
[is_loaded,loaded_version] = atomsIsLoaded(this_package_name);
if is_loaded then
if ATOMSAUTOLOAD then
mprintf(gettext("%s: Another version of the package %s is already loaded : %s\n"),"atomsLoad",this_package_name,loaded_version);
else
error(msprintf(gettext("%s: Another version of the package %s is already loaded : %s\n"),"atomsLoad",this_package_name,loaded_version));
end
continue;
end
mandatory_packages(this_package_name+" - "+this_package_version) = "asked_by_user";
mandatory_packages_name(this_package_name) = this_package_version;
mandatory_packages_mat = [ mandatory_packages_mat ; this_package_name this_package_version this_package_section this_package_path ];
end
// Fill the list of package to load
// =========================================================================
for i=1:size(packages(:,1),"*")
this_package_name = packages(i,1);
this_package_version = packages(i,2);
this_package_section = packages(i,3);
this_package_path = packages(i,4);
childs = atomsGetDepChilds([this_package_name this_package_version]);
for j=1:size( childs(:,1) , "*")
// Check if it is already loaded
// -------------------------------------------------------
if atomsIsLoaded(childs(j,:)) then
continue;
end
// Check if another version of this package is already loaded
// -------------------------------------------------------
[is_loaded,loaded_version] = atomsIsLoaded(childs(j,1));
if is_loaded then
mprintf(gettext("%s: Several versions of a package (%s) cannot be loaded at the same scilab session :\n"),"atomsLoad",childs(j,1));
mprintf(gettext("\t - ''%s - %s'' is already loaded\n"),childs(j,1),loaded_version);
mprintf(gettext("\t - ''%s - %s'' is needed by ''%s - %s''\n"),childs(j,1),childs(j,2),this_package_name,this_package_version);
mprintf("\n");
if ATOMSAUTOLOAD then
return;
else
error("");
end
end
// Check if it is already in the list
// -------------------------------------------------------
if isfield( mandatory_packages , childs(j,1)+" - "+childs(j,2) ) then
continue;
end
// Check if another version is already in the list
// -------------------------------------------------------
if isfield( mandatory_packages_name , childs(j,1) ) then
// if it's not the name version => error
if mandatory_packages_name(childs(j,1)) <> childs(j,2) then
mprintf(gettext("%s: Several versions of a package (%s) cannot be loaded at the same scilab session :\n"),"atomsLoad",childs(j,1));
mprintf(gettext("\t - ''%s - %s'' is needed by ''%s - %s''\n"),childs(j,1),childs(j,2),packages(i,1),packages(i,2));
// The other version of the package is asked by the user
if mandatory_packages(childs(j,1)+" - "+mandatory_packages_name(childs(j,1))) == "asked_by_user" then
mprintf(gettext("\t - You''ve asked ''%s - %s''\n"),childs(j,1),mandatory_packages_name(childs(j,1)));
// The other version of the package is a need by another package
else
mprintf(gettext("\t - ''%s - %s'' is needed by ''%s''\n"), ..
childs(j,1), .. // name
mandatory_packages_name(childs(j,1)), .. // version
mandatory_packages(childs(j,1)+" - "+mandatory_packages_name(childs(j,1))) .. // name - version
);
end
mprintf("\n");
if ATOMSAUTOLOAD then
return;
else
error("");
end
end
end
// The child has passed the test, add it to the mandatory
// packages to load
// -------------------------------------------------------
mandatory_packages(childs(j,1)+" - "+childs(j,2)) = packages(i,1)+" - "+packages(i,2);
mandatory_packages_name(childs(j,1)) = childs(j,2);
mandatory_packages_mat = [ childs(j,1) childs(j,2) this_package_section atomsGetInstalledPath(childs(j,:),this_package_section) ; mandatory_packages_mat ];
end
end
// Libraries to resume
// =========================================================================
libs_resume = [];
if ~ isempty(mandatory_packages_mat) then
mprintf("\n");
end
for i=1:size(mandatory_packages_mat(:,1),"*")
this_package_name = mandatory_packages_mat(i,1);
this_package_version = mandatory_packages_mat(i,2);
this_package_section = mandatory_packages_mat(i,3);
this_package_path = mandatory_packages_mat(i,4);
// Get the list of lib
// =====================================================================
libs_before = librarieslist();
// Exec the loader
// =====================================================================
loader_file = pathconvert(this_package_path) + "loader.sce";
if fileinfo(loader_file)==[] then
msg = _("%s: The file ''%s'' from (%s - %s) does not exist or is not read accessible.\n")
mprintf(msg, "atomsLoad", loader_file, this_package_name, this_package_version);
if ATOMSAUTOLOAD then
return;
end
end
ierr = execstr("exec(loader_file,-1)","errcatch");
if ierr > 0 then
mprintf(gettext("%s: An error occurred while loading ''%s-%s'':\n"),"atomsLoad",this_package_name,this_package_version);
errormsg = lasterror(%T);
mprintf("\t%s\n",errormsg);
if ATOMSAUTOLOAD then
continue;
else
error("");
end
end
mprintf("\n");
// Get the list of libraries (macros)
// =====================================================================
libs_after = librarieslist();
// Loop on libs_after
// =====================================================================
for j=1:size(libs_after,"*")
if find(libs_after(j) == libs_before) == [] then
libs_resume = [ libs_resume ; libs_after(j) ];
end
end
// Fill the output argument
// =====================================================================
result = [ result ; mandatory_packages_mat(i,:) ];
// fill the loaded matrix
// =====================================================================
if and(loaded(:,1) <> this_package_name) then
nbAdd = nbAdd + 1;
loaded = [ loaded ; this_package_name this_package_version this_package_section ];
end
end
// Apply changes
// =========================================================================
if nbAdd > 0 then
atomsLoadSave(loaded);
end
// If libs_resume is empty, the job is done
// =========================================================================
if isempty(libs_resume) then
return;
end
// Build the resume cmd
// =========================================================================
resume_cmd = "[";
for i=1:size(libs_resume,"*")
resume_cmd = resume_cmd + libs_resume(i);
if i<size(libs_resume,"*") then
resume_cmd = resume_cmd + ",";
else
resume_cmd = resume_cmd + "] = resume(";
end
end
for i=1:size(libs_resume,"*")
resume_cmd = resume_cmd + libs_resume(i);
if i<size(libs_resume,"*") then
resume_cmd = resume_cmd + ",";
else
resume_cmd = resume_cmd + ");";
end
end
// Exec the resume cmd
// =========================================================================
execstr(resume_cmd);
endfunction
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