From 43949eda91bf5f4bd0662a6e6d63c3a32979a240 Mon Sep 17 00:00:00 2001
From: David Protzman <None@None.None>
Date: Mon, 18 Apr 2022 23:51:48 -0400
Subject: [PATCH] Removed use of mustBeMember since it doesn't exist in Octave

---
 matlab/updated_scripts/generate_scrambler_seq.m | 2 +-
 matlab/updated_scripts/must_be_member.m         | 9 +++++++++
 matlab/updated_scripts/process_file.m           | 7 ++++++-
 3 files changed, 16 insertions(+), 2 deletions(-)
 create mode 100644 matlab/updated_scripts/must_be_member.m

diff --git a/matlab/updated_scripts/generate_scrambler_seq.m b/matlab/updated_scripts/generate_scrambler_seq.m
index 6d44d24..97a1b01 100644
--- a/matlab/updated_scripts/generate_scrambler_seq.m
+++ b/matlab/updated_scripts/generate_scrambler_seq.m
@@ -8,7 +8,7 @@
 function [bits] = generate_scrambler_seq(num_bits, x2_init)
     assert(isrow(x2_init), "X2 initial value must be a row vector");
     assert(length(x2_init) == 31, "The X2 initial value must be 31 bits");
-    mustBeMember(x2_init, [0, 1]);
+    must_be_member(x2_init, [0, 1]);
 
     % https://www.sharetechnote.com/html/Handbook_LTE_PseudoRandomSequence.html
     % https://edadocs.software.keysight.com/pages/viewpage.action?pageId=6076479
diff --git a/matlab/updated_scripts/must_be_member.m b/matlab/updated_scripts/must_be_member.m
new file mode 100644
index 0000000..da632ad
--- /dev/null
+++ b/matlab/updated_scripts/must_be_member.m
@@ -0,0 +1,9 @@
+% Replacement for the mustBeMember function that's in MATLAB, but not Octave
+%
+% Throws an assertion failure if `vector` contains any values not in `valid_values`
+%
+% @param vector Vector/Matrix of values to check against the list of valid values
+% @param valid_values List of value values that can be in any one of the elements of `vector`
+function [] = must_be_member(vector, valid_values)
+    assert(isequal(ismember(vector, valid_values), ones(size(vector))));
+end
diff --git a/matlab/updated_scripts/process_file.m b/matlab/updated_scripts/process_file.m
index 07194ec..927eb89 100644
--- a/matlab/updated_scripts/process_file.m
+++ b/matlab/updated_scripts/process_file.m
@@ -10,7 +10,12 @@
 %   - Print out each frame in hex
 
 %% Path Info
-this_script_path = fileparts(matlab.desktop.editor.getActiveFilename);
+if (is_octave)
+  this_script_path = fileparts(mfilename('fullpath'));
+else
+  this_script_path = fileparts(matlab.desktop.editor.getActiveFilename);
+endif
+
 turbo_decoder_path = fullfile(this_script_path, filesep, '..', filesep, '..', filesep, 'cpp', filesep, 'remove_turbo');
 if (~ isfile(turbo_decoder_path))
     error("Could not find Turbo decoder application at '%s'.  Check that the program has been compiled",...