82 lines
2.5 KiB
Bash
Executable File
82 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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# This file is part of Jehanne.
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#
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# Copyright (C) 2017 Giacomo Tesio <giacomo@tesio.it>
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#
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# Jehanne is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 2 of the License.
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#
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# Jehanne is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Jehanne. If not, see <http://www.gnu.org/licenses/>.
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if [ "$JEHANNE" = "" ]; then
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echo $0 requires the shell started by ./hacking/devshell.sh
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exit 1
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fi
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# To create a Jehanne version of newlib, we need specific OUTDATED versions
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# of Autotools that won't compile easily in a modern Linux distro.
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export PATH=$JEHANNE/hacking/cross/tmp/bin:$PATH
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export CROSS_DIR=$JEHANNE/hacking/cross
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export NEWLIB=$CROSS_DIR/pkgs/newlib/
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export NEWLIB_SRC=$NEWLIB/src/
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export NEWLIB_BUILD=$NEWLIB/build/
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export NEWLIB_PREFIX=$NEWLIB/output/
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function failOnError {
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# $1 -> exit status on a previous command
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# $2 -> task description
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if [ $1 -ne 0 ]; then
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echo "ERROR $2"
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if [ "$TRAVIS_BUILD_DIR" != "" ]; then
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echo
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echo "CONFIG.LOG @ $NEWLIB_BUILD/config.log"
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echo
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cat $NEWLIB_BUILD/config.log
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fi
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exit $1
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fi
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}
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if [ "$NEWLIB_OPTIMIZATION" = "" ]; then
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NEWLIB_OPTIMIZATION=2
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fi
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if [ "$TRAVIS_BUILD_DIR" != "" ]; then
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# something weird happens on Travis-CI so that newlib requires
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# explicit set of the HOST compiler or it will use the
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# Jehanne cross compiler and try to run the executable on linux
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#
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# I can't understand why...
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export CC=gcc
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fi
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# NOTE: we use -O0 because apparently vsprintf functions do not
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# work with -O2.
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export CFLAGS_FOR_TARGET="-g -gdwarf-2 -ggdb -O$NEWLIB_OPTIMIZATION"
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(
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rm -fr $NEWLIB_BUILD &&
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rm -fr $NEWLIB_PREFIX &&
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mkdir $NEWLIB_BUILD &&
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mkdir $NEWLIB_PREFIX &&
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cd $NEWLIB_BUILD &&
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$NEWLIB_SRC/configure --prefix=$NEWLIB_PREFIX --target=x86_64-jehanne &&
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make all && make install &&
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rm -fr $JEHANNE/sys/posix/newlib &&
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rm -fr $JEHANNE/arch/amd64/lib/newlib &&
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mv $NEWLIB_PREFIX/x86_64-jehanne/include/ $JEHANNE/sys/posix/newlib &&
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echo "Newlib headers installed at $JEHANNE/sys/posix/newlib/" &&
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mv $NEWLIB_PREFIX/x86_64-jehanne/lib/ $JEHANNE/arch/amd64/lib/newlib/ &&
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echo "Newlib libraries installed at $JEHANNE/arch/amd64/lib/newlib/"
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)
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failOnError $? "building newlib"
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