mirror of
https://gcc.gnu.org/git/gcc.git
synced 2024-11-23 02:44:18 +08:00
287 lines
7.2 KiB
Bash
Executable File
287 lines
7.2 KiB
Bash
Executable File
#!/bin/sh
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# Generate HTML documentation from GCC Texinfo docs.
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#
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# If you want to run this on a machine different from gcc.gnu.org, you
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# may need to adjust GITROOT and WWWBASE below (or override them via the
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# environment).
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set -e
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# Run this from /tmp.
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GITROOT=${GITROOT:-"/git/gcc.git"}
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export GITROOT
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PATH=/usr/local/bin:$PATH
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makeinfo_git=/home/gccadmin/texinfo/install-git/bin/
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if [ -x "${makeinfo_git}"/makeinfo ]; then
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: "${MAKEINFO:=${makeinfo_git}/makeinfo}"
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: "${TEXI2DVI:=${makeinfo_git}/texi2dvi}"
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: "${TEXI2PDF:=${makeinfo_git}/texi2pdf}"
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else
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: "${MAKEINFO:=makeinfo}"
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: "${TEXI2DVI:=texi2dvi}"
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: "${TEXI2PDF:=texi2pdf}"
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fi
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MANUALS="cpp
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cppinternals
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fastjar
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gcc
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gccgo
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gccint
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gcj
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gdc
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gfortran
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gfc-internals
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gm2
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gnat_ugn
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gnat-style
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gnat_rm
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libgomp
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libitm
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libquadmath
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libiberty
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porting"
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BUGURL="https://gcc.gnu.org/bugs/"
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CSS=/texinfo-manuals.css
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WWWBASE=${WWWBASE:-"/www/gcc/htdocs"}
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WWWBASE_PREFORMATTED=/www/gcc/htdocs-preformatted
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WWWPREPROCESS='/www/gcc/bin/preprocess -r'
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# Process options -rrelease and -ddirectory
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RELEASE=""
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SUBDIR=""
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while [ $# -gt 0 ]; do
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case $1 in
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-r*)
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if [ -n "$RELEASE" ]; then
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echo "Multiple releases specified" >&2
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exit 1
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fi
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RELEASE="${1#-r}"
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if [ -z "$RELEASE" ]; then
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shift
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RELEASE="$1"
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if [ -z "$RELEASE" ]; then
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echo "No release specified with -r" >&2
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exit 1
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fi
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fi
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;;
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-d*)
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if [ -n "$SUBDIR" ]; then
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echo "Multiple subdirectories specified" >&2
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exit 1
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fi
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SUBDIR="${1#-d}"
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if [ -z "$SUBDIR" ]; then
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shift
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SUBDIR="$1"
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if [ -z "$SUBDIR" ]; then
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echo "No subdirectory specified with -d" >&2
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exit 1
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fi
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fi
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;;
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*)
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echo "Unknown argument \"$1\"" >&2
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exit 1
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;;
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esac
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shift
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done
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if [ -n "$RELEASE" ] && [ -z "$SUBDIR" ]; then
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echo "Release specified without subdirectory" >&2
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exit 1
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fi
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if [ -z "$SUBDIR" ]; then
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DOCSDIR=$WWWBASE/onlinedocs
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else
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DOCSDIR=$WWWBASE/onlinedocs/$SUBDIR
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fi
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if [ ! -d $WWWBASE ]; then
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echo "WWW base directory \"$WWWBASE\" does not exist." >&2
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exit 1
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fi
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if [ ! -d $DOCSDIR ]; then
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mkdir $DOCSDIR
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chmod g+w $DOCSDIR
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fi
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if [ -z "$RELEASE" ]; then
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RELEASE=master
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fi
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WORKDIR=/tmp/gcc-doc-update.$$
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rm -rf $WORKDIR
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mkdir $WORKDIR
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cd $WORKDIR
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if [ "$RELEASE" = "master" ]; then
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git clone -q $GITROOT gcc
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else
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git clone -q -b releases/gcc-$RELEASE $GITROOT gcc
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fi
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rm -rf gcc/.git
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# Remove all unwanted files. This is needed to avoid packaging all the
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# sources instead of only documentation sources.
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# Note that we have to preserve gcc/jit/docs since the jit docs are
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# not .texi files (Makefile, .rst and .png), and the jit docs use
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# include directives to pull in content from jit/jit-common.h and
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# jit/notes.txt, so we have to preserve those also.
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find gcc -type f \( -name '*.texi' \
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-o -path gcc/gcc/doc/install.texi2html \
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-o -path gcc/gcc/doc/include/texinfo.tex \
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-o -path gcc/gcc/BASE-VER \
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-o -path gcc/gcc/DEV-PHASE \
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-o -path "gcc/gcc/ada/doc/gnat_ugn/*.png" \
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-o -path "gcc/gcc/jit/docs/*" \
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-o -path "gcc/gcc/jit/jit-common.h" \
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-o -path "gcc/gcc/jit/notes.txt" \
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-o -print0 \) | xargs -0 rm -f
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# Build a tarball of the sources.
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tar cf docs-sources.tar gcc
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# The directory to pass to -I; this is the one with texinfo.tex
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# and fdl.texi.
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includedir=gcc/gcc/doc/include
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# Generate gcc-vers.texi.
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(
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echo "@set version-GCC $(cat gcc/gcc/BASE-VER)"
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if [ "$(cat gcc/gcc/DEV-PHASE)" = "experimental" ]; then
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echo "@set DEVELOPMENT"
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else
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echo "@clear DEVELOPMENT"
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fi
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echo "@set srcdir $WORKDIR/gcc/gcc"
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echo "@set VERSION_PACKAGE (GCC)"
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echo "@set BUGURL @uref{$BUGURL}"
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) > $includedir/gcc-vers.texi
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# Generate libquadmath-vers.texi.
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echo "@set BUGURL @uref{$BUGURL}" \
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> $includedir/libquadmath-vers.texi
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# Now convert the relevant files from texi to HTML, PDF and PostScript.
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for file in $MANUALS; do
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filename=`find . -name ${file}.texi`
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if [ "${filename}" ]; then
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includes="-I ${includedir} -I `dirname ${filename}`"
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if [ "$file" = "gm2" ]; then
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includes="$includes -I gcc/gcc/m2/target-independent"
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includes="$includes -I gcc/gcc/m2/target-independent/m2"
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elif [ "$file" = "gnat_ugn" ]; then
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includes="$includes -I gcc/gcc/ada -I gcc/gcc/ada/doc/gnat_ugn"
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fi
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"${MAKEINFO}" --html -c CONTENTS_OUTPUT_LOCATION=inline --css-ref $CSS $includes -o ${file} ${filename}
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tar cf ${file}-html.tar ${file}/*.html
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"${TEXI2DVI}" $includes -o ${file}.dvi ${filename} </dev/null >/dev/null && dvips -o ${file}.ps ${file}.dvi
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"${TEXI2PDF}" $includes -o ${file}.pdf ${filename} </dev/null
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mkdir -p $DOCSDIR/$file
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fi
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done
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# The jit is a special-case, using Sphinx rather than texinfo.
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# Specifically, the jit docs need Sphinx 3.0 or later.
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#
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# Use the Sphinx installed in a virtual environment so that
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# we don't depend on a system package.
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pushd gcc/gcc/jit/docs
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make html SPHINXBUILD=/home/gccadmin/venv/bin/sphinx-build || true
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popd
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cp -a gcc/gcc/jit/docs/_build/html jit
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mkdir -p $DOCSDIR/jit
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# Work around makeinfo generated file names and references with
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# "_002d" instead of "-".
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find . -name '*.html' | while read f; do
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# Do this for the contents of each file.
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sed -i -e 's/_002d/-/g' "$f"
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# And rename files if necessary.
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ff=`echo $f | sed -e 's/_002d/-/g'`;
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if [ "$f" != "$ff" ]; then
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printf "Renaming %s to %s\n" "$f" "$ff"
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mv "$f" "$ff"
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fi
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done
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# Then build a gzipped copy of each of the resulting .html, .ps and .tar files
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for file in */*.html *.ps *.pdf *.tar; do
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cat $file | gzip --best > $file.gz
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done
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# On the 15th of the month, wipe all the old files from the
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# web server.
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today=`date +%d`
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if test $today = 15; then
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find $DOCSDIR -type f -maxdepth 1 -print | grep -v index.html | xargs rm
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for m in $MANUALS; do
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rm -f $DOCSDIR/$m/*.html $DOCSDIR/$m/*.html.gz
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done
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fi
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# And copy the resulting files to the web server
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for file in */*.html *.ps *.pdf *.tar; do
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if [ -f $DOCSDIR/$file ]; then
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cat $DOCSDIR/$file |
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sed -e '/^<meta name=generator/d' \
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-e '/^%DVIPSSource:/d' > file1
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fi
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cat $file |
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sed -e '/^<meta name=generator/d' \
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-e '/^%DVIPSSource:/d' > file2
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if cmp -s file1 file2; then
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:
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else
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cp $file $DOCSDIR/$file
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cp $file.gz $DOCSDIR/$file.gz
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fi
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done
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# Again, the jit is a special case, with nested subdirectories
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# below "jit", and with some non-HTML files (.png images from us,
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# plus .css and .js supplied by sphinx, and source files, renamed
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# from .rst to .txt).
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find jit \
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-name "*.html" -o -name "*.png" \
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-o -name "*.css" -o -name "*.js" \
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-o -name "*.txt" |
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while read file ; do
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# Note that $file here will contain path fragments beginning
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# with "jit/", e.g. "jit/cp/topics/functions.html"
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mkdir -p $(dirname $DOCSDIR/$file)
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cp $file $DOCSDIR/$file
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done
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cd $DOCSDIR
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# Finally, generate the installation documentation
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if [ "$RELEASE" = "master" ]; then
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SOURCEDIR=$WORKDIR/gcc/gcc/doc
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DESTDIR=$WWWBASE_PREFORMATTED/install
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export SOURCEDIR
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export DESTDIR
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$WORKDIR/gcc/gcc/doc/install.texi2html
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# Preprocess the entire web site, not just the install docs!
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echo "Invoking $WWWPREPROCESS"
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$WWWPREPROCESS |grep -v '^ Warning: Keeping'
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fi
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# Clean up behind us.
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rm -rf $WORKDIR
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