Matlab < R2019b compatibility

Author: scivision

+stdlib/allToolboxes.m

@@ -1,14 +1,13 @@
 %% ALLTOOLBOXES tell all the Matlab toolboxes known for this Matlab release
-% requires: java
+% requires: java, Matlab >= R2018a
 
 function names = allToolboxes()
 
 tbx = com.mathworks.product.util.ProductIdentifier.values; %#ok<JAPIMATHWORKS>
 
-% R2021a has a bug that requires the comma-separated syntax
 names = table('Size', [numel(tbx), 2], ...
-              'VariableTypes',["string", "string"], ...
-              'VariableNames',["product", "license"]);
+              'VariableTypes', {'string', 'string'}, ...
+              'VariableNames', {'product', 'license'});
 names.product = string(tbx);
 
 for i = 1:numel(tbx)
@@ -17,4 +16,4 @@
 
 names = sortrows(names);
 
-end
+end

+stdlib/get_pid.m

@@ -3,7 +3,7 @@
 function pid = get_pid()
 
 if stdlib.matlabOlderThan('R2025a')
-  pid = feature("getpid");
+  pid = feature('getpid');
 else
   pid = matlabProcessID;
 end

+stdlib/is_matlab_online.m

@@ -5,7 +5,7 @@
 
 function y = is_matlab_online()
 
-name = "MW_DDUX_APP_NAME";
+name = 'MW_DDUX_APP_NAME';
 value = "MATLAB_ONLINE";
 
 y = isunix() && ~ismac() && contains(getenv(name), value);

+stdlib/isinteractive.m

@@ -1,14 +1,15 @@
-%% ISINTERACTIVE tell if being run interactively
+%% ISINTERACTIVE tell if graphical desktop is being used
+%
+% "matlab -nodesktop" mode outputs false.
 %
-% we try to consider the "-nodesktop" mode as interactive.
 % * get(0,'ScreenSize') often isn't relable anymore, it will show a display
 % size on HPC for example, maybe due to Xvfb or such.
 % Nowadays (R2025a+) one can make plots without Java enabled -nojvm too.
 
 
 function g = isinteractive()
 
-if batchStartupOptionUsed()
+if ~stdlib.matlabOlderThan('R2019b') && batchStartupOptionUsed()
   g = false;
 else
   g = matlab.desktop.editor.isEditorAvailable() || ...

+stdlib/matlab_bin_path.m

@@ -6,7 +6,7 @@
 
 function mpaths = matlab_bin_path()
 
-mpaths.arch = computer("arch");
+mpaths.arch = computer('arch');
 mpaths.root = matlabroot;
 
 mpaths.bin = fullfile(matlabroot, 'bin');

+stdlib/toolbox_used.m

@@ -7,9 +7,6 @@
 % * funUser: all user function files under pkgPath
 
 function [tbxMathworks, funUser] = toolbox_used(pkgPath)
-arguments
-  pkgPath string
-end
 
 [user, mathworks] = matlab.codetools.requiredFilesAndProducts(pkgPath);
 

scripts/MatlabReleaseUpgrade.m

@@ -49,7 +49,7 @@ function MatlabReleaseUpgrade()
 
 function exe = legacy_update_path(name)
 
-r = fullfile(matlabroot, 'bin', computer("arch"));
+r = fullfile(matlabroot, 'bin', computer('arch'));
 mustBeFolder(r)
 exe = fullfile(r, name);
 
@@ -58,7 +58,7 @@ function MatlabReleaseUpgrade()
 
 function exe = new_update_path(name)
 
-arch = computer("arch");
+arch = computer('arch');
 
 if ismac()
   head = fullfile(getenv('HOME'), 'Library/Application Support/MathWorks');

test/TestParent.m

@@ -1,13 +1,13 @@
 classdef (SharedTestFixtures={ matlab.unittest.fixtures.PathFixture(fileparts(fileparts(mfilename('fullpath'))))}, ...
-          TestTags = {'pure'}) ...
+          TestTags = {'R2017b'}) ...
     TestParent < matlab.unittest.TestCase
 
 properties (TestParameter)
 p = init_parent()
 end
 
 
-methods (Test, TestTags={'R2019b'})
+methods (Test)
 
 function test_parent(tc, p)
 pr = stdlib.parent(p{1});

test/TestPlatform.m

@@ -1,14 +1,14 @@
-classdef (SharedTestFixtures={ matlab.unittest.fixtures.PathFixture(fileparts(fileparts(mfilename('fullpath'))))}, ...
-          TestTags = {'R2019b', 'impure'}) ...
+classdef (SharedTestFixtures={ matlab.unittest.fixtures.PathFixture(fileparts(fileparts(mfilename('fullpath'))))}) ...
     TestPlatform < matlab.unittest.TestCase
 
 properties
 CI = getenv('CI') == "true" || getenv('GITHUB_ACTIONS') == "true"
 end
 
 
-methods (Test, TestTags = {'toolbox', 'java'})
+methods (Test, TestTags = {'R2018a', 'java', 'toolbox'})
 function test_all_toolboxes(tc)
+tc.assumeFalse(stdlib.matlabOlderThan('R2018a'))
 tc.assumeTrue(stdlib.has_java())
 tbx = stdlib.allToolboxes();
 tc.verifyClass(tbx, 'table')
@@ -52,6 +52,7 @@ function test_platform_tell(tc)
 
 
 function test_perl(tc)
+tc.assumeFalse(stdlib.matlabOlderThan('R2018a'))
 tc.verifyNotEmpty(stdlib.perl_exe())
 tc.verifyNotEmpty(stdlib.perl_version())
 tc.verifyTrue(stdlib.has_perl(), "Matlab docs indicate that Perl should always be available")