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#!/bin/bash
#===-- build-docs.sh - Tag the LLVM release candidates ---------------------===#
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
#===------------------------------------------------------------------------===#
#
# Build documentation for LLVM releases.
#
# Required Packages:
# * Fedora:
# * dnf install doxygen python3-sphinx texlive-epstopdf ghostscript \
# ninja-build gcc-c++
# * pip install sphinx-markdown-tables
# * Ubuntu:
# * apt-get install doxygen sphinx-common python3-recommonmark \
# ninja-build graphviz texlive-font-utils
# * pip install sphinx-markdown-tables
#===------------------------------------------------------------------------===#
set -ex
builddir=docs-build
srcdir=$(readlink -f $(dirname "$(readlink -f "$0")")/../..)
usage() {
echo "Build the documentation for an LLVM release. This only needs to be "
echo "done for -final releases."
echo "usage: `basename $0`"
echo " "
echo " -release <num> Fetch the tarball for release <num> and build the "
echo " documentation from that source."
echo " -srcdir <dir> Path to llvm source directory with CMakeLists.txt"
echo " (optional) default: $srcdir"
}
package_doxygen() {
project=$1
proj_dir=$2
output=${project}_doxygen-$release
mv $builddir/$proj_dir/docs/doxygen/html $output
tar -cJf $output.tar.xz $output
}
while [ $# -gt 0 ]; do
case $1 in
-release )
shift
release=$1
;;
-srcdir )
shift
custom_srcdir=$1
;;
* )
echo "unknown option: $1"
usage
exit 1
;;
esac
shift
done
if [ -n "$release" -a -n "$custom_srcdir" ]; then
echo "error: Cannot specify both -srcdir and -release options"
exit 1
fi
if [ -n "$custom_srcdir" ]; then
srcdir="$custom_srcdir"
fi
# Set default source directory if one is not supplied
if [ -n "$release" ]; then
git_ref=llvmorg-$release
if [ -d llvm-project ]; then
echo "error llvm-project directory already exists"
exit 1
fi
mkdir -p llvm-project
pushd llvm-project
curl -L https://github.com/llvm/llvm-project/archive/$git_ref.tar.gz | tar --strip-components=1 -xzf -
popd
srcdir="./llvm-project/llvm"
fi
cmake -G Ninja $srcdir -B $builddir \
-DLLVM_ENABLE_PROJECTS="clang;clang-tools-extra;lld;polly;flang" \
-DCMAKE_BUILD_TYPE=Release \
-DLLVM_ENABLE_DOXYGEN=ON \
-DLLVM_ENABLE_SPHINX=ON \
-DLLVM_BUILD_DOCS=ON \
-DLLVM_DOXYGEN_SVG=ON \
-DSPHINX_WARNINGS_AS_ERRORS=OFF
ninja -C $builddir \
docs-clang-html \
docs-clang-tools-html \
docs-flang-html \
docs-lld-html \
docs-llvm-html \
docs-polly-html \
doxygen-clang \
doxygen-clang-tools \
doxygen-flang \
doxygen-llvm \
doxygen-mlir \
doxygen-polly
cmake -G Ninja $srcdir/../runtimes -B $builddir/runtimes-doc \
-DLLVM_ENABLE_RUNTIMES="libcxx;libcxxabi;libunwind" \
-DLLVM_ENABLE_SPHINX=ON \
-DSPHINX_WARNINGS_AS_ERRORS=OFF
ninja -C $builddir/runtimes-doc \
docs-libcxx-html \
package_doxygen llvm .
package_doxygen clang tools/clang
package_doxygen clang-tools-extra tools/clang/tools/extra
package_doxygen flang tools/flang
html_dir=$builddir/html-export/
for d in docs/ tools/clang/docs/ tools/lld/docs/ tools/clang/tools/extra/docs/ tools/polly/docs/ tools/flang/docs/; do
mkdir -p $html_dir/$d
mv $builddir/$d/html/* $html_dir/$d/
done
# Keep the documentation for the runtimes under /projects/ to avoid breaking existing links.
for d in libcxx/docs/; do
mkdir -p $html_dir/projects/$d
mv $builddir/runtimes-doc/$d/html/* $html_dir/projects/$d/
done
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