ci: use default runners when running CI on a fork

Signed-off-by: umarcor <unai.martinezcorral@ehu.eus>

.github/scripts/generate_job_matrix.py

@@ -1,5 +1,13 @@
 #!/usr/bin/env python3
 
+from sys import argv as sys_argv
+
+runs_on = (
+    'ubuntu-latest'
+    if len(sys_argv)>1 and sys_argv[1] != 'SymbiFlow/symbiflow-examples' else
+    ['self-hosted', 'Linux', 'X64']
+)
+
 examples = [
     "counter",
     "picosoc",
@@ -39,6 +47,7 @@ osvers = [
 
 for osver in osvers:
     jobs += [{
+        'runs-on': runs_on,
         'fpga-fam': "xc7",
         'os': osver[0],
         'os-version': osver[1],
@@ -46,10 +55,13 @@ for osver in osvers:
     } for example in examples]
 
 jobs += [{
+    'runs-on': runs_on,
     'fpga-fam': "eos-s3",
     'os': osver[0],
     'os-version': osver[1],
     'example': "counter"
 } for osver in osvers]
 
-print('::set-output name=matrix::' + str(jobs))
+print(f'::set-output name=matrix::{jobs!s}')
+
+print(str(jobs))

.github/workflows/sphinx-tuttest.yml

@@ -21,16 +21,17 @@ jobs:
 
       - name: Generate examples matrix
         id: generate
-        run: ./.github/scripts/generate_job_matrix.py
+        run: ./.github/scripts/generate_job_matrix.py '${{ github.repository }}'
 
 
   Test:
     needs: Matrix
-    runs-on: [self-hosted, Linux, X64]
     strategy:
       fail-fast: false
       matrix:
         include: ${{ fromJson(needs.Matrix.outputs.matrix) }}
+    runs-on: ${{ matrix.runs-on }}
+    name: ${{ matrix.fpga-fam }} | ${{ matrix.os }} ${{ matrix.os-version }} | ${{ matrix.example }}
 
     env:
       LANG: "en_US.UTF-8"