Tune codeql-analysis

- only audit production code (no python)
- trigger on *-maint and *-dev push
- trigger on PR
- remove useless autogenerated comments
- skip doc changes
- use depends system without analyzing it
- cache depends

.github/workflows/codeql-analysis.yml

@@ -1,24 +1,18 @@
-# For most projects, this workflow file will not need changing; you simply need
-# to commit it to your repository.
-#
-# You may wish to alter this file to override the set of languages analyzed,
-# or to provide custom queries or build logic.
-#
-# ******** NOTE ********
-# We have attempted to detect the languages in your repository. Please check
-# the `language` matrix defined below to confirm you have the correct set of
-# supported CodeQL languages.
-#
-name: "CodeQL"
+# CodeQL GH Actions file
+name: CodeQL
 
 on:
   push:
-    branches: [ master ]
+    branches:
+      - '*-dev'
+      - '*-maint'
   pull_request:
     # The branches below must be a subset of the branches above
-    branches: [ master ]
-  schedule:
-    - cron: '16 12 * * 4'
+    branches:
+      - '*-dev'
+    paths-ignore:
+      - '**/*.md'
+      - '**/*.txt'
 
 jobs:
   analyze:
@@ -32,44 +26,42 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        language: [ 'cpp', 'python' ]
+        language: [ 'cpp' ]
         # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python' ]
-        # Learn more:
-        # https://docs.github.com/en/free-pro-team@latest/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#changing-the-languages-that-are-analyzed
 
     steps:
     - name: Checkout repository
       uses: actions/checkout@v2
 
-    # Initializes the CodeQL tools for scanning.
+    - name: Update system
+      run: |
+        sudo apt-get update --yes
+        sudo apt-get install build-essential libtool autotools-dev automake pkg-config bsdmainutils --yes
+
+    - name: Dependency cache
+      uses: actions/cache@v2
+      env:
+        cache-name: depends
+      with:
+        path: ./depends/built
+        key: codeql-${{ env.cache-name }}-${{ hashFiles('depends/packages/*') }}
+
+    - name: Build depends
+      run: |
+        pushd depends
+        make -j4 HOST=x86_64-pc-linux-gnu
+        popd
+
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v1
       with:
         languages: ${{ matrix.language }}
-        # If you wish to specify custom queries, you can do so here or in a config file.
-        # By default, queries listed here will override any specified in a config file.
-        # Prefix the list here with "+" to use these queries and those in the config file.
-        # queries: ./path/to/local/query, your-org/your-repo/queries@main
 
-    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
-    # If this step fails, then you should remove it and run the build manually (see below)
-    #- name: Autobuild
-    #  uses: github/codeql-action/autobuild@v1
-
-    # ℹ️ Command-line programs to run using the OS shell.
-    # 📚 https://git.io/JvXDl
-
-    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
-    #    and modify them (or add more) to build your code if your project
-    #    uses a compiled language
-
-    - run: |
-       sudo apt-get update --yes
-       sudo apt-get install build-essential libtool autotools-dev automake pkg-config libssl-dev libevent-dev bsdmainutils --yes
-       sudo apt-get install libboost-all-dev --yes
+    - name: Build Dogecoin
+      run: |
        ./autogen.sh
-       ./configure --disable-wallet --without-gui
-       make
-       
+       ./configure --prefix=`pwd`/depends/x86_64-pc-linux-gnu
+       make -j4
+
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@v1