Enable PDF build

.github/workflows/check.yml

@@ -41,11 +41,16 @@ env:
 
 jobs:
 
-  # Build documentation handling warnings as errors.
-  # If success, upload built docs. If failure, notify telegram and upload logs.
+  # Build documentation handling warnings as errors in both HTML and PDF.
+  # If success, upload built docs as artifact.
+  # If failure in HTML, notify telegram and upload logs.
   build:
-    name: Build translated docs
+    name: Build docs
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        format: [ html, latex ]
     steps:
       - uses: actions/checkout@v5
         with:
@@ -70,20 +75,13 @@ jobs:
 
       - name: Build docs
         id: build
-        run: ./scripts/build.sh
-
-      - name: Upload artifact - docs
-        if: steps.build.outcome == 'success'
-        uses: actions/[email protected]
-        with:
-          name: docs
-          path: cpython/Doc/build/html
+        run: ./scripts/build.sh ${{ matrix.format }}
 
       - name: Prepare notification (only on error)
-        if: always() && steps.build.outcome == 'failure'
+        if: always() && steps.build.outcome == 'failure' && matrix.format == 'html'
         id: prepare
         run: |
-          scripts/prepmsg.sh logs/sphinxwarnings.txt logs/notify.txt
+          scripts/prepmsg.sh logs/sphinxwarnings-${format}.txt logs/notify.txt
           cat logs/notify.txt
         env:
           GITHUB_JOB: ${{ github.job }}
@@ -101,11 +99,34 @@ jobs:
 
       - name: Upload artifact - log files
         if: always() && steps.build.outcome == 'failure'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v4.3.5
         with:
-          name: ${{ inputs.version }}-build-logs
+          name: logs-${{ inputs.version }}-${{ matrix.format }}
           path: logs/*
+
+      - name: Upload artifact - docs
+        if: always() && steps.build.outcome == 'success'
+        uses: actions/[email protected]
+        with:
+          name: build-${{ inputs.version }}-${{ matrix.format }}
+          path: cpython/Doc/build/${{ matrix.format }}
 
+  # Build Python docs in PDF format and make available for download.
+  output-pdf:
+    name: Build docs (pdf)
+    runs-on: ubuntu-latest
+    needs: [ 'build' ]
+    steps:
+      - uses: actions/download-artifact@v5
+        with:
+          name: build-${{ inputs.version }}-latex
+      - run: sudo apt-get update
+      - run: sudo apt-get install -y latexmk texlive-xetex fonts-freefont-otf xindy texlive-lang-portuguese
+      - run: make
+      - uses: actions/upload-artifact@v4
+        with:
+          name: build-${{ inputs.version }}-pdf
+          path: .
 
   # Run sphinx-lint to find wrong reST syntax in PO files. Always store logs.
   # If issues are found, notify telegram and upload logs.

scripts/build.sh

@@ -1,10 +1,17 @@
 #!/bin/sh
-# Build translated docs to pop up errors
+# Build translated docs
+# Expects input like 'html' and 'latex', defaults to 'html'.
 #
 # SPDX-License-Identifier: CC0-1.0
 
 set -xeu
 
+if [ -z "$1" ]; then
+  format=html
+else
+  format="$1"
+fi
+
 # Fail earlier if required variables are not set
 test -n ${PYDOC_LANGUAGE+x}
 
@@ -14,15 +21,15 @@ mkdir -p logs
 # If version is 3.12 or older, set gettext_compact.
 # This confval is not needed since 3.12.
 # In 3.13, its presence messes 3.13's syntax checking (?)
-opts="-D language=${PYDOC_LANGUAGE} --keep-going -w ../../logs/sphinxwarnings.txt"
+opts="-D language=${PYDOC_LANGUAGE} --keep-going -w ../../logs/sphinxwarnings-${format}.txt"
 minor_version=$(git -C cpython/Doc branch --show-current | sed 's|^3\.||')
 if [ $minor_version -lt 12 ]; then
   opts="$opts -D gettext_compact=False"
 fi
 
-make -C cpython/Doc html SPHINXOPTS="${opts}"
+make -C cpython/Doc "${format}" SPHINXOPTS="${opts}"
 
 # Remove empty file
-if [ ! -s logs/sphinxwarnings.txt ]; then
-  rm logs/sphinxwarnings.txt
+if [ ! -s "logs/sphinxwarnings-${format}.txt" ]; then
+  rm "logs/sphinxwarnings-${format}.txt"
 fi