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#! /bin/sh -x
# Copyright (C) 2013 Free Software Foundation, Inc.
# This file melt-upgrade.sh is part of GCC.
# GCC is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
# GCC is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# invoked from Makefile target upgrade-warmelt as
## $(SHELL) $(srcdir)/melt-upgrade.sh meltbuild-sources $(srcdir)
meltbuild_sourcedir=$1
meltsource_dir=$2
## should be single word programs
melt_unifdef=unifdef
melt_astyle=astyle
melt_tempsuffix=tmp.$$
if [ ! -d $meltbuild_sourcedir ]; then
echo MELT-upgrade bad generated source directory $meltbuild_sourcedir 1>&2
exit 1
fi
if [ ! -d $meltsource_dir ]; then
echo MELT-upgrade bad source directory to upgrade $meltsource_dir 1>&2
exit 1
fi
## check that we have some non-empty files
for f in $meltbuild_sourcedir/generated/meltrunsup.h \
$meltbuild_sourcedir/generated/meltrunsup-inc.cc \
$meltbuild_sourcedir/warmelt-first.cc \
$meltbuild_sourcedir/warmelt-first+meltdesc.c \
; do
if [ ! -s "$f" ]; then
ls -l $f
ls -Ll $f
echo MELT-upgrade without file $f 1>&2
exit 1
fi
done
## check that we have both unidef and astyle
wf=$(which "$melt_unifdef")
if [ -s "$wf" ] ; then
echo MELT-upgrade using unifdef from $wf
else
echo MELT-upgrade need unifdef program $melt_unifdef 1>&2
exit 1
fi
wf=$(which "$melt_astyle")
if [ -s "$wf" ] ; then
echo MELT-upgrade using astyle from $wf
else
echo MELT-upgrade need astyle program $melt_astyle 1>&2
exit 1
fi
## upgrade the runtime
for f in $meltbuild_sourcedir/generated/meltrunsup.h $meltbuild_sourcedir/generated/meltrunsup-inc.cc ; do
bf=$(basename $f)
ls -lL $f
$melt_unifdef -DMELTGCC_NOLINENUMBERING < $f > "$bf-unif-$melt_tempsuffix"
if [ ! -s "$bf-unif-$melt_tempsuffix" ]; then
echo MELT-upgrade failed to unifdef runtime $f
exit 1
fi
$melt_astyle --style=gnu < "$bf-unif-$melt_tempsuffix" > "$meltsource_dir/melt/generated/$bf-$melt_tempsuffix"
if [ ! -s "$meltsource_dir/melt/generated/$bf-$melt_tempsuffix" ]; then
echo MELT-upgrade failed to upgrade runtime file $f 1>&2
exit 1
else
echo MELT-upgrade is upgrading "$meltsource_dir/melt/generated/$bf"
mv "$meltsource_dir/melt/generated/$bf-$melt_tempsuffix" "$meltsource_dir/melt/generated/$bf"
fi
done
#
################
## upgrade the translator
for df in $meltbuild_sourcedir/warmelt*+meltdesc.c ; do
if [ ! -s "$df" ]; then
echo MELT-upgrade descriptor file $df does not exist 1>&2
exit 1
fi
bs=$(basename "$df" +meltdesc.c)
echo MELT-upgrade processing translator file $bs
tf=$meltbuild_sourcedir/$bs+melttime.h
if [ ! -s "$tf" ]; then
echo MELT-upgrade timestamp file $tf does not exist 1>&2
exit 1
fi
## copy the generated sources first
for f in $meltbuild_sourcedir/$bs.cc $meltbuild_sourcedir/$bs+[0-9][0-9].cc ; do
if [ ! -f "$f" ]; then
continue
fi
bf=$(basename $f)
$melt_unifdef -DMELTGCC_NOLINENUMBERING < $f > "$bf-unif-$melt_tempsuffix"
if [ ! -s "$bf-unif-$melt_tempsuffix" ]; then
echo MELT-upgrade failed to unifdef translator file $f 1>&2
exit 1
fi
$melt_astyle --style=gnu < "$bf-unif-$melt_tempsuffix" > "$meltsource_dir/melt/generated/$bf-$melt_tempsuffix"
if [ ! -s "$meltsource_dir/melt/generated/$bf-$melt_tempsuffix" ]; then
echo MELT-upgrade failed to upgrade translator file $f 1>&2
exit 1
else
echo MELT-upgrade is upgrading "$meltsource_dir/melt/generated/$bf"
if [ -f "$meltsource_dir/melt/generated/$bf" ]; then
mv $meltsource_dir/melt/generated/$bf $meltsource_dir/melt/generated/$bf~
fi
mv "$meltsource_dir/melt/generated/$bf-$melt_tempsuffix" "$meltsource_dir/melt/generated/$bf"
fi
done
## copy verbatim without indentation the descriptor and timestamp files at last
cp $df "$meltsource_dir/melt/generated/$bs+meltdesc.c-$melt_tempsuffix"
if [ ! -s "$meltsource_dir/melt/generated/$bs+meltdesc.c-$melt_tempsuffix" ]; then
echo MELT-upgrade failed to upgrade descriptor file $meltsource_dir/melt/generated/$bs+meltdesc.c 1>&2
exit 1
else
echo MELT-upgrade is upgrading descriptor $meltsource_dir/melt/generated/$bs+meltdesc.c
if [ -f "$meltsource_dir/melt/generated/$bs+meltdesc.c" ]; then
mv "$meltsource_dir/melt/generated/$bs+meltdesc.c" "$meltsource_dir/melt/generated/$bs+meltdesc.c~"
fi
mv "$meltsource_dir/melt/generated/$bs+meltdesc.c-$melt_tempsuffix" "$meltsource_dir/melt/generated/$bs+meltdesc.c"
fi
cp $tf "$meltsource_dir/melt/generated/$bs+melttime.h-$melt_tempsuffix"
if [ ! -s "$meltsource_dir/melt/generated/$bs+melttime.h-$melt_tempsuffix" ]; then
echo MELT-upgrade failed to upgrade timestamp file "$meltsource_dir/melt/generated/$bs+melttime.h" 1>&2
exit 1
else
echo MELT-upgrade is upgrading timestamp file "$meltsource_dir/melt/generated/$bs+melttime.h"
if [ -f "$meltsource_dir/melt/generated/$bs+melttime.h" ]; then
mv "$meltsource_dir/melt/generated/$bs+melttime.h" "$meltsource_dir/melt/generated/$bs+melttime.h~"
fi
mv "$meltsource_dir/melt/generated/$bs+melttime.h-$melt_tempsuffix" "$meltsource_dir/melt/generated/$bs+melttime.h"
fi
## backup the files in the melt/generated/ which are no more in the build tree
for gf in $meltsource_dir/melt/generated/$bs*.cc $meltsource_dir/melt/generated/$bs*.[ch]; do
bf=$(basename $gf)
if [ ! -f $meltbuild_sourcedir/$bf ]; then
mv $gf $gf~
echo MELT-upgrade backup removed $gf
fi
done
done
date +"MELT-upgrade completed upgrade from $meltbuild_sourcedir to $meltsource_dir/melt/ at %D %T %Z %n"
# eof melt-upgrade.sh
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