From c7587403211eb5a3b42b818908dfae49347d933d Mon Sep 17 00:00:00 2001
From: Andrey Parfenov <a1994ndrey@gmail.com>
Date: Wed, 19 Aug 2026 00:47:48 +0200
Subject: [PATCH 1/2] Harden apt setup in Linux analysis workflows

---
 .github/workflows/cppcheck.yml |  7 +++++--
 .github/workflows/valgrind.yml | 23 +++++++----------------
 2 files changed, 12 insertions(+), 18 deletions(-)

diff --git a/.github/workflows/cppcheck.yml b/.github/workflows/cppcheck.yml
index c4357ead0..2d6ad7430 100644
--- a/.github/workflows/cppcheck.yml
+++ b/.github/workflows/cppcheck.yml
@@ -5,13 +5,16 @@ on: [push, pull_request]
 jobs:
   cppcheck:
     runs-on: ubuntu-latest
+    timeout-minutes: 30
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v7
     - name: Install CppCheck
+      timeout-minutes: 15
       run: |
+        sudo sed -i '/azure\.archive\.ubuntu\.com/d' /etc/apt/apt-mirrors.txt
         sudo -H apt-get update -y
-        sudo -H apt-get install cppcheck
+        sudo -H apt-get install -y cppcheck
       env:
         DEBIAN_FRONTEND: noninteractive
     - name: Run Cppcheck
diff --git a/.github/workflows/valgrind.yml b/.github/workflows/valgrind.yml
index 9dc098137..ee4af0c22 100644
--- a/.github/workflows/valgrind.yml
+++ b/.github/workflows/valgrind.yml
@@ -5,6 +5,7 @@ on: [push, pull_request]
 jobs:
   RunValgrind:
     runs-on: ${{ matrix.os }}
+    timeout-minutes: 90
 
     strategy:
       fail-fast: false
@@ -15,15 +16,17 @@ jobs:
     steps:
     # compile and prepare env
     - name: Clone Repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v7
     - name: Setup CMake
       uses: lukka/get-cmake@v4.3.2
       with:
         cmakeVersion: '3.21.4'
     - name: Install Dependencies
+      timeout-minutes: 20
       run: |
+        sudo sed -i '/azure\.archive\.ubuntu\.com/d' /etc/apt/apt-mirrors.txt
         sudo -H apt-get update -y
-        sudo -H apt-get install -y libbluetooth-dev
+        sudo -H apt-get install -y libbluetooth-dev valgrind python3-setuptools python3-pygments
       env:
         DEBIAN_FRONTEND: noninteractive
     - name: Compile BrainFlow
@@ -54,22 +57,10 @@ jobs:
         cd build
         cmake -DCMAKE_PREFIX_PATH=$GITHUB_WORKSPACE/installed -DCMAKE_BUILD_TYPE=Debug ..
         make
-    - name: Install Valgrind
-      run: |
-        sudo -H apt-get update -y
-        sudo -H apt-get install -y valgrind
-      env:
-        DEBIAN_FRONTEND: noninteractive
-    - name: Install Python 3.10
-      uses: actions/setup-python@v5
+    - name: Install Python 3.11
+      uses: actions/setup-python@v7
       with:
         python-version: '3.11'
-    - name: Install Python Dependencies
-      run: |
-        sudo -H apt-get update -y
-        sudo -H apt-get install -y python3-setuptools python3-pygments
-      env:
-        DEBIAN_FRONTEND: noninteractive
     - name: Install Emulator
       run: |
         cd $GITHUB_WORKSPACE/emulator

From 233fe6056b68e48de650cb56fd2d3485a37a4ef8 Mon Sep 17 00:00:00 2001
From: Andrey Parfenov <a1994ndrey@gmail.com>
Date: Fri, 21 Aug 2026 04:47:49 +0200
Subject: [PATCH 2/2] Fix workflow portability and Windows shell

---
 .github/workflows/cppcheck.yml    | 4 +++-
 .github/workflows/run_windows.yml | 1 +
 .github/workflows/valgrind.yml    | 4 +++-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/cppcheck.yml b/.github/workflows/cppcheck.yml
index 2d6ad7430..55916fb9c 100644
--- a/.github/workflows/cppcheck.yml
+++ b/.github/workflows/cppcheck.yml
@@ -12,7 +12,9 @@ jobs:
     - name: Install CppCheck
       timeout-minutes: 15
       run: |
-        sudo sed -i '/azure\.archive\.ubuntu\.com/d' /etc/apt/apt-mirrors.txt
+        if [[ -f /etc/apt/apt-mirrors.txt ]]; then
+          sudo sed -i '/azure\.archive\.ubuntu\.com/d' /etc/apt/apt-mirrors.txt
+        fi
         sudo -H apt-get update -y
         sudo -H apt-get install -y cppcheck
       env:
diff --git a/.github/workflows/run_windows.yml b/.github/workflows/run_windows.yml
index 344e510cc..8e36efd4d 100644
--- a/.github/workflows/run_windows.yml
+++ b/.github/workflows/run_windows.yml
@@ -237,6 +237,7 @@ jobs:
       shell: cmd
     - name: PSD Welch Nyquist Overlap Python Test
       run: python %GITHUB_WORKSPACE%\python_package\examples\tests\psd_welch_nyquist_overlap.py
+      shell: cmd
     - name: Wavelet Buffer Size Python Test
       run: python %GITHUB_WORKSPACE%\python_package\examples\tests\wavelet_buffer_size.py
       shell: cmd
diff --git a/.github/workflows/valgrind.yml b/.github/workflows/valgrind.yml
index ee4af0c22..0061f83ab 100644
--- a/.github/workflows/valgrind.yml
+++ b/.github/workflows/valgrind.yml
@@ -24,7 +24,9 @@ jobs:
     - name: Install Dependencies
       timeout-minutes: 20
       run: |
-        sudo sed -i '/azure\.archive\.ubuntu\.com/d' /etc/apt/apt-mirrors.txt
+        if [[ -f /etc/apt/apt-mirrors.txt ]]; then
+          sudo sed -i '/azure\.archive\.ubuntu\.com/d' /etc/apt/apt-mirrors.txt
+        fi
         sudo -H apt-get update -y
         sudo -H apt-get install -y libbluetooth-dev valgrind python3-setuptools python3-pygments
       env: