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build.sh
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build.sh
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#!/bin/bash
set -e
set -o pipefail
SCRIPTDIR="$(dirname "$0")"
export HERE="$(cd "$SCRIPTDIR" && pwd)"
PREFIX="$HERE/prefix"
REDIST="$HERE/redist"
REDIST_PPA="$HERE/redist-ppa"
REDIST_DJGPP="$HERE/redist-djgpp"
PARALLEL="-j 4"
#PARALLEL=""
# Suppress -Werror, to prevent certain harmless conditions from being
# considered as fatal errors:
# (1) Apparently newer versions of glibc, e.g. 2.33, deprecate mallinfo(),
# (https://github.com/tkchia/build-ia16/pull/20), and will flag a warning
# if it is used.
# (2) For DJGPP, the gold linker likes to use "%u" format specifiers for
# Elf_Word's, and GCC does not like this, since Elf_Word is defined as
# `unsigned long' under DJGPP, even though `unsigned long' and
# `unsigned' have the same properties under GCC for x86-32.
BINUTILSOPTS="--enable-ld=default --enable-gold=yes ` \
`--enable-targets=ia16-elf --enable-x86-hpa-segelf=yes ` \
`--disable-werror"
AUTOTESTPARALLEL="-j4"
export SHELL=/bin/bash # make sure subshells, e.g. in `script', are also bash
# Set this to false to disable C++ (speed up build a bit) for Linux and
# Windows hosts.
WITHCXX=true
# Set this to false to disable C++ for DJGPP/MS-DOS.
WITHCXXDJGPP=false
in_list () {
local needle=$1
local haystackname=$2
local -a haystack
eval "haystack=( "\${$haystackname[@]}" )"
for x in "${haystack[@]}"; do
if [ "$x" = "$needle" ]; then
return 0
fi
done
return 1
}
either_in_list () {
local needle1=$1
local needle2=$2
local haystackname=$3
local -a haystack
eval "haystack=( "\${$haystackname[@]}" )"
for x in "${haystack[@]}"; do
if [ "$x" = "$needle1" -o "$x" = "$needle2" ]; then
return 0
fi
done
return 1
}
either_or_or_in_list () {
local needle1=$1
local needle2=$2
local needle3=$3
local haystackname=$4
local -a haystack
eval "haystack=( "\${$haystackname[@]}" )"
for x in "${haystack[@]}"; do
if [ "$x" = "$needle1" -o "$x" = "$needle2" -o "$x" = "$needle3" ]; then
return 0
fi
done
return 1
}
ensure_prog () {
local x
for x in ${1+"$@"}; do
if type -p "$x" >/dev/null; then
return 0
fi
done
echo -n "Need one of these programs for build:"
for x in ${1+"$@"}; do
echo -n " '$x'"
done
echo
exit 1
}
start_build_log() {
case "`uname -s 2>/dev/null`:`uname -o 2>/dev/null`" in
Linux:GNU/Linux)
# Assume that script(1) on a GNU/Linux system knows about -e & -c...
script -e -c "$*" build.log;;
*)
eval "$*" 2>&1 | tee build.log;;
esac
}
cont_build_log() {
case "`uname -s 2>/dev/null`:`uname -o 2>/dev/null`" in
Linux:GNU/Linux)
script -e -c "$*" -a build.log;;
*)
eval "$*" 2>&1 | tee -a build.log;;
esac
}
declare -a BUILDLIST
BUILDLIST=()
while [ $# -gt 0 ]; do
case "$1" in
clean|binutils|prereqs|gcc1|newlib|causeway|elks-libc|elf2elks|elksemu|libi86|gcc2|extra|sim|test|debug|binutils-debug|clean-windows|prereqs-windows|binutils-windows|gcc-windows|clean-djgpp|prereqs-djgpp|some-prereqs-djgpp|binutils-djgpp|elf2elks-djgpp|gcc-djgpp|redist-djgpp)
BUILDLIST=( "${BUILDLIST[@]}" $1 )
;;
all)
BUILDLIST=("clean" "binutils" "prereqs" "gcc1" "newlib" "causeway" "elks-libc" "elf2elks" "elksemu" "libi86" "gcc2" "extra" "sim" "test" "debug" "binutils-debug" "clean-windows" "prereqs-windows" "binutils-windows" "gcc-windows" "clean-djgpp" "prereqs-djgpp" "some-prereqs-djgpp" "binutils-djgpp" "elf2elks-djgpp" "gcc-djgpp" "redist-djgpp")
;;
*)
echo "Unknown option '$1'."
exit 1
;;
esac
shift
done
if [ "${#BUILDLIST}" -eq 0 ]; then
echo "build options: clean binutils prereqs gcc1 newlib causeway elks-libc elf2elks elksemu libi86 gcc2 extra sim test debug binutils-debug all clean-windows prereqs-windows binutils-windows gcc-windows clean-djgpp prereqs-djgpp some-prereqs-djgpp binutils-djgpp elf2elks-djgpp gcc-djgpp redist-djgpp"
exit 1
fi
if $WITHCXX; then
LANGUAGES="c,c++"
# Remember to sync this with ppa-pkging/build2/rules !
#
# Exclude the "dual ABI" backward compatibility stuff --- including it makes
# it harder than it already is to fit the text section into 64 KiB.
#
# Also disable the use of external template instantiations. The default
# instantiations in libstdc++-v3/src/ are too coarse-grained --- e.g.
# libstdc++-v3/src/c++11/istream-inst.cc instantiates both std::istream
# and std::wistream (!), _and_ also throws in several <iomanip>
# manipulators for good measure (!!). If we disable these, then each
# module in a user's program will only instantiate those functions that
# the program really needs. The trade-off is that the intermediate object
# files may be larger and duplicate code (which should be merged at link
# time).
#
# And, disable verbose std::terminate () error messages, which require quite
# a hefty amount of code to handle.
EXTRABUILD2OPTS="--with-newlib --disable-libstdcxx-dual-abi ` \
`--disable-extern-template --disable-wchar_t --disable-libstdcxx-verbose"
else
LANGUAGES="c"
EXTRABUILD2OPTS=
fi
if $WITHCXXDJGPP; then
LANGUAGESDJGPP="c,c++"
EXTRABUILD2OPTSDJGPP="--with-newlib --disable-libstdcxx-dual-abi ` \
`--disable-extern-template --disable-wchar_t --disable-libstdcxx-verbose"
else
LANGUAGESDJGPP="c"
EXTRABUILD2OPTSDJGPP=
fi
BIN=$HERE/prefix/bin
if [[ ":$PATH:" != *":$BIN:"* ]]; then
export PATH="$BIN:${PATH:+"$PATH"}"
echo Path set to $PATH
fi
DJGPP_BIN=$HERE/djgpp/bin
if [[ ":$PATH:" != *":$DJGPP_BIN:"* ]]; then
export PATH="$DJGPP_BIN:${PATH:+"$PATH"}"
echo Path set to $PATH
fi
cd "$HERE"
if in_list clean BUILDLIST; then
echo
echo "************"
echo "* Cleaning *"
echo "************"
echo
rm -rf "$PREFIX" "$PREFIX"-* "$REDIST" "$REDIST_PPA" "$REDIST_DJGPP" \
build build2 build-* log_filter log_compare
mkdir -p "$PREFIX/bin"
fi
if in_list binutils BUILDLIST; then
echo
echo "*********************"
echo "* Building binutils *"
echo "*********************"
echo
ensure_prog gcc cc
ensure_prog make
ensure_prog flex
ensure_prog bison
ensure_prog makeinfo
rm -rf build-binutils
mkdir build-binutils
pushd build-binutils
../binutils-ia16/configure --target=ia16-elf --prefix="$PREFIX" \
$BINUTILSOPTS --disable-libctf --disable-gdb --disable-libdecnumber \
--disable-readline --disable-sim --disable-nls 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
fi
if in_list binutils-debug BUILDLIST; then
echo
echo "***************************"
echo "* Building debug binutils *"
echo "***************************"
echo
ensure_prog gcc cc
ensure_prog make
ensure_prog flex
ensure_prog bison
ensure_prog makeinfo
rm -rf build-binutils-debug
mkdir build-binutils-debug
pushd build-binutils-debug
../binutils-ia16/configure --target=ia16-elf --prefix="$PREFIX" \
$BINUTILSOPTS --disable-libctf --disable-gdb --disable-libdecnumber \
--disable-readline --disable-sim --disable-nls 2>&1 | tee build.log
make $PARALLEL 'CFLAGS=-g -O0' 'CXXFLAGS=-g -O0' 'BOOT_CFLAGS=-g -O0' 2>&1 | tee -a build.log
cont_build_log "make $PARALLEL install"
popd
fi
if in_list prereqs BUILDLIST; then
echo
echo "********************************"
echo "* Building host prerequisities *"
echo "********************************"
echo
rm -rf build-gmp "$PREFIX-gmp" \
build-mpfr "$PREFIX-mpfr" \
build-mpc "$PREFIX-mpc" \
build-isl "$PREFIX-isl"
mkdir build-gmp build-mpfr build-mpc build-isl
pushd build-gmp
../gmp-6.1.2/configure --prefix="$PREFIX-gmp" --disable-shared 2>&1 \
| tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
# https://github.com/tkchia/build-ia16/issues/24
if [ \! -e "$PREFIX-gmp/lib" ] && [ -e "$PREFIX-gmp/lib64" ]; then
ln -s lib64 "$PREFIX-gmp/lib"
fi
pushd build-mpfr
../mpfr-3.1.5/configure --prefix="$PREFIX-mpfr" \
--with-gmp="$PREFIX-gmp" --disable-shared 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
if [ \! -e "$PREFIX-mpfr/lib" ] && [ -e "$PREFIX-mpfr/lib64" ]; then
ln -s lib64 "$PREFIX-mpfr/lib"
fi
pushd build-mpc
../mpc-1.0.3/configure --prefix="$PREFIX-mpc" \
--with-gmp="$PREFIX-gmp" --with-mpfr="$PREFIX-mpfr" --disable-shared 2>&1 \
| tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
if [ \! -e "$PREFIX-mpc/lib" ] && [ -e "$PREFIX-mpc/lib64" ]; then
ln -s lib64 "$PREFIX-mpc/lib"
fi
pushd build-isl
../isl-0.16.1/configure --prefix="$PREFIX-isl" \
--with-gmp-prefix="$PREFIX-gmp" --disable-shared 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
if [ \! -e "$PREFIX-isl/lib" ] && [ -e "$PREFIX-isl/lib64" ]; then
ln -s lib64 "$PREFIX-isl/lib"
fi
fi
obsolete_gcc_multilibs_installed () {
[ -e "$PREFIX"/ia16-elf/lib/i80286 -o \
-e "$PREFIX"/lib/gcc/ia16-elf/6.3.0/i80286 -o \
-e "$PREFIX"/ia16-elf/include/c++/6.3.0/ia16-elf/i80286 -o \
-e "$PREFIX"/ia16-elf/lib/any_186 -o \
-e "$PREFIX"/lib/gcc/ia16-elf/6.3.0/any_186 -o \
-e "$PREFIX"/ia16-elf/include/c++/6.3.0/ia16-elf/any_186 -o \
-e "$PREFIX"/ia16-elf/lib/wide-types -o \
-e "$PREFIX"/lib/gcc/ia16-elf/6.3.0/wide-types -o \
-e "$PREFIX"/ia16-elf/include/c++/6.3.0/ia16-elf/wide-types -o \
-e "$PREFIX"/ia16-elf/lib/frame-pointer -o \
-e "$PREFIX"/lib/gcc/ia16-elf/6.3.0/frame-pointer -o \
-e "$PREFIX"/ia16-elf/include/c++/6.3.0/ia16-elf/frame-pointer -o \
-e "$PREFIX"/ia16-elf/lib/size -o \
-e "$PREFIX"/lib/gcc/ia16-elf/6.3.0/size -o \
-e "$PREFIX"/ia16-elf/include/c++/6.3.0/ia16-elf/size -o \
-e "$PREFIX"/ia16-elf/lib/rtd/elkslibc -o \
-e "$PREFIX"/ia16-elf/lib/regparmcall/elkslibc -o \
-e "$PREFIX"/ia16-elf/lib/segelf -o \
-e "$PREFIX"/lib/gcc/ia16-elf/6.3.0/segelf -o \
-e "$PREFIX"/ia16-elf/include/c++/6.3.0/ia16-elf/segelf -o \
-e "$PREFIX"/ia16-elf/lib/pmode/regparmcall -o \
-e "$PREFIX"/lib/gcc/ia16-elf/6.3.0/pmode/regparmcall -o \
-e "$PREFIX"/ia16-elf/include/c++/6.3.0/ia16-elf/pmode/regparmcall ]
}
obsolete_newlib_multilibs_installed () {
[ -e "$PREFIX"/ia16-elf/lib/elks-combined.ld -o \
-e "$PREFIX"/ia16-elf/lib/elks-separate.ld -o \
-e "$PREFIX"/ia16-elf/lib/elk-mtl.ld -o \
-e "$PREFIX"/ia16-elf/lib/elk-mts.ld -o \
-e "$PREFIX"/ia16-elf/lib/pmode/elk-mt.ld -o \
-e "$PREFIX"/ia16-elf/lib/pmode/elk-mtl.ld -o \
-e "$PREFIX"/ia16-elf/lib/pmode/elk-mts.ld -o \
-e "$PREFIX"/ia16-elf/lib/libelks.a -o \
-e "$PREFIX"/ia16-elf/lib/elks-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/rtd/libelks.a -o \
-e "$PREFIX"/ia16-elf/lib/rtd/elks-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/regparmcall/libelks.a -o \
-e "$PREFIX"/ia16-elf/lib/regparmcall/elks-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/pmode/dpm-mt.a -o \
-e "$PREFIX"/ia16-elf/lib/pmode/dpm-ms.a -o \
-e "$PREFIX"/ia16-elf/lib/pmode/dpm-mt-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/pmode/dpm-ms-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/pmode/libelks.a -o \
-e "$PREFIX"/ia16-elf/lib/pmode/elks-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/libdos-com.a -o \
-e "$PREFIX"/ia16-elf/lib/dos-com-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/libdos-exe-small.a -o \
-e "$PREFIX"/ia16-elf/lib/dos-exe-small-crt0.o -o \
-e "$PREFIX"/ia16-elf/lib/dosx/dx-mss.ld -o \
-e "$PREFIX"/ia16-elf/lib/dosx/dx-msl.ld -o \
-e "$PREFIX"/ia16-elf/lib/dosx/dx-mssl.ld -o \
-e "$PREFIX"/ia16-elf/lib/elf2dosx ]
}
obsolete_multilibs_installed () {
obsolete_gcc_multilibs_installed || obsolete_newlib_multilibs_installed
}
if in_list gcc1 BUILDLIST; then
echo
echo "************************"
echo "* Building stage 1 GCC *"
echo "************************"
echo
# Check for any previously installed `i80286', `wide-types',
# `frame-pointer', or `size' multilibs, etc., and clean them away...
if obsolete_gcc_multilibs_installed; then
set +e
find "$PREFIX"/ia16-elf/lib -name i80286 -print0 | xargs -0 rm -rf
find "$PREFIX"/lib/gcc/ia16-elf -name i80286 -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/include -name i80286 -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name any_186 -print0 | xargs -0 rm -rf
find "$PREFIX"/lib/gcc/ia16-elf -name any_186 -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/include -name any_186 -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name wide-types -print0 | xargs -0 rm -rf
find "$PREFIX"/lib/gcc/ia16-elf -name wide-types -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/include -name wide-types -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name frame-pointer -print0 | xargs -0 rm -rf
find "$PREFIX"/lib/gcc/ia16-elf -name frame-pointer -print0 \
| xargs -0 rm -rf
find "$PREFIX"/ia16-elf/include -name frame-pointer -print0 \
| xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name size -print0 | xargs -0 rm -rf
find "$PREFIX"/lib/gcc/ia16-elf -name size -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/include -name size -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name elkslibc -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name segelf -print0 | xargs -0 rm -rf
find "$PREFIX"/lib/gcc/ia16-elf -name segelf -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/include -name segelf -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name pmode -print0 | xargs -0 rm -rf
find "$PREFIX"/lib/gcc/ia16-elf -name pmode -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/include -name pmode -print0 | xargs -0 rm -rf
set -e
fi
# When building stage 1 GCC, exclude any directory containing runtime-specs
# files & native (i.e. Newlib) system headers.
rm -rf "$PREFIX"/ia16-elf/sys-include "$PREFIX"/ia16-elf/lib/rt-specs
# Build.
rm -rf build
mkdir build
pushd build
../gcc-ia16/configure --target=ia16-elf --prefix="$PREFIX" \
--without-headers --with-newlib --enable-languages=c --disable-libssp \
--disable-libquadmath --disable-libstdcxx \
--with-gmp="$PREFIX-gmp" --with-mpc="$PREFIX-mpc" \
--with-mpfr="$PREFIX-mpfr" --with-isl="$PREFIX-isl" 2>&1 | tee build.log
#--enable-checking=all,valgrind
cont_build_log "make $PARALLEL"
cont_build_log "make install"
popd
fi
if in_list newlib BUILDLIST; then
echo
echo "*****************************"
echo "* Building Newlib C library *"
echo "*****************************"
echo
if obsolete_gcc_multilibs_installed; then
echo 'Please rebuild gcc1.'
exit 1
fi
if obsolete_newlib_multilibs_installed; then
set +e
find "$PREFIX" -name elks-combined.ld -print0 | xargs -0 rm -rf
find "$PREFIX" -name elks-separate.ld -print0 | xargs -0 rm -rf
find "$PREFIX" -name 'elk-m[ts]'.ld -print0 | xargs -0 rm -rf
find "$PREFIX" -name 'elk-m[ts][sl]'.ld -print0 | xargs -0 rm -rf
find "$PREFIX" -name 'elk-m[ts]sl'.ld -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name libelks.a -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name elks-crt0.o -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name dpm-mt.a -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name dpm-ms.a -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name dpm-mt-crt0.o -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name dpm-ms-crt0.o -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name libdos-com.a -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name dos-com-crt0.o -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name libdos-exe-small.a -print0 \
| xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name dos-exe-small-crt0.o -print0 \
| xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name 'dx-ms[sl].ld' -print0 \
-o -name 'dx-mssl.ld' -print0 | xargs -0 rm -rf
find "$PREFIX"/ia16-elf/lib -name elf2dosx -print0 | xargs -0 rm -rf
set -e
fi
# Prevent any prior runtime-specs files or system headers from getting in
# the way.
rm -rf "$PREFIX"/ia16-elf/sys-include \
"$PREFIX"/ia16-elf/lib/rt-specs/r-msdos.*
# Then...
rm -rf build-newlib
mkdir build-newlib
pushd build-newlib
CFLAGS_FOR_TARGET='-g -Os -D_IEEE_LIBM ' \
../newlib-ia16/configure --target=ia16-elf --prefix="$PREFIX" \
--enable-newlib-elix-level=2 --disable-elks-libc --disable-freestanding \
--disable-newlib-wide-orient --enable-newlib-nano-malloc \
--disable-newlib-multithread --enable-newlib-global-atexit \
--enable-newlib-reent-small --disable-newlib-fseek-optimization \
--disable-newlib-unbuf-stream-opt --enable-target-optspace \
--enable-newlib-io-c99-formats --enable-newlib-mb --enable-newlib-iconv \
--enable-newlib-iconv-encodings=utf_8,utf_16,cp850,cp852,koi8_uni 2>&1 \
| tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make install"
popd
# Create a small directory for containing a symlink to the native (i.e.
# Newlib) version of <limits.h>, at the place where the stage 2 GCC build
# expects to find it. The GCC build will take this file into account when
# fabricating its own <limits.h>.
rm -rf "$PREFIX"/ia16-elf/sys-include
mkdir -p "$PREFIX"/ia16-elf/sys-include
ln -s ../include/limits.h "$PREFIX"/ia16-elf/sys-include/limits.h
fi
if in_list causeway BUILDLIST; then
echo
echo "**********************************"
echo "* Building CauseWay DOS extender *"
echo "**********************************"
echo
[ -f libi86/.git/config ] || \
./fetch.sh
rm -rf build-causeway
cp -a causeway build-causeway
pushd build-causeway
make clean
make $PARALLEL prefix="$PREFIX"
make install prefix="$PREFIX"
popd
fi
if either_or_or_in_list elks-libc elf2elks elksemu BUILDLIST; then
echo
echo "*********************************************"
echo "* Building elks-libc, elf2elks, and elksemu *"
echo "*********************************************"
echo
# For now, specifying either the `elks-libc', `elf2elks', or `elksemu'
# option will build both all of these together. However, I am leaving
# open the possibility of building them separately later.
# -- tkchia 20200913
#
# The ELKS source tree is not downloaded on default by fetch.sh, since it
# is quite big and we may not always need it. -- tkchia 20190426
[ -f elks/.git/config ] || \
git clone -b tkchia/devel https://gitlab.com/tkchia/elks.git
if obsolete_multilibs_installed; then
echo 'Please rebuild gcc1 and newlib.'
exit 1
fi
ensure_prog m4
# Remove any obsolete runtime-specs files for ELKS.
rm -rf "$PREFIX"/ia16-elf/lib/rt-specs/r-elks.*
# Instead of building inside the ELKS source tree, create a copy of it (with
# only the files under Git control) as a separate subdirectory, and build
# elks-libc and elksemu inside the copy.
#
# Copy the working tree versions of the files, not the committed versions.
# -- tkchia 20200227
rm -rf build-elks
mkdir build-elks
(cd elks && find . \! -type d -print0 | xargs -0 git ls-files --) | \
xargs -d '\n' tar cvf - -C elks | tar xvf - -C build-elks
pushd build-elks
mkdir -p cross include
start_build_log ". env.sh && make defconfig"
cont_build_log ". env.sh && cd elks/tools/elf2elks && make doclean"
cont_build_log ". env.sh && cd elks/tools/elf2elks && make ../bin/elf2elks"
cont_build_log ". env.sh && cd libc && make clean"
# Create dummy "system" <limits.h> files at the expected places, for GCC's
# `#include_next <limits.h>'. :-|
for multidir in . rtd medium medium/rtd; do
mkdir -p "$PREFIX"/ia16-elf/lib/elkslibc/"$multidir"/include
pushd "$PREFIX"/ia16-elf/lib/elkslibc/"$multidir"/include
[ -e limits.h ] || true >limits.h
popd
done
# Build and install elks-libc.
cont_build_log ". env.sh && cd libc && make -j4 all"
cont_build_log ". env.sh && cd libc && make -j4 DESTDIR='$PREFIX' install"
# Build elksemu. This requires elks-libc to be installed.
cont_build_log ". env.sh && cd elksemu && make clean"
cont_build_log ". env.sh && cd elksemu && make PREFIX='$PREFIX'"
# Compile & try to run an ELKS application program, as a way to test the
# toolchain, elks-libc, & elksemu.
#
# But before running the tests, we need to install elf2elks first. :-|
#
# Also, we need to check whether elksemu is actually supported on the Linux
# host we are running on. :-| :-| Some Linux kernel configurations do not
# support the modify_ldt(...) syscall, or only allow it to create 32-bit
# segments.
cp -a elks/tools/bin/elf2elks "$PREFIX"/bin/
if elksemu/elksemu -t; then
SKIPELKSEMUTEST=false
else
SKIPELKSEMUTEST=true
fi
for mm in '' -mcmodel=medium; do
for abi in '' -mrtd -mregparmcall; do
for opt in -Os -O2 -O0; do
for extra in '' -finstrument-functions-simple; do
ia16-elf-gcc -melks $mm $abi $opt $extra -o elks-fartext-test \
-Wl,-Map=elks-fartext-test.map "$HERE"/elks-fartext-test.c
$SKIPELKSEMUTEST || elksemu/elksemu ./elks-fartext-test
done
done
done
done
popd
fi
if in_list libi86 BUILDLIST; then
echo
echo "*******************"
echo "* Building libi86 *"
echo "*******************"
echo
[ -f libi86/.git/config ] || \
./fetch.sh
ensure_prog autoconf
ensure_prog autom4te
if obsolete_multilibs_installed; then
echo 'Please rebuild gcc1 and newlib.'
exit 1
fi
# Remove some internal headers that I added at some point in time and later
# made redundant (or build-internal) again... -- tkchia 20190101
rm -f "$PREFIX"/ia16-elf/include/libi86/internal/conio.h \
"$PREFIX"/ia16-elf/include/libi86/internal/int86.h \
"$PREFIX"/ia16-elf/include/libi86/internal/farptr.h
# Remove any libi86 runtime-specs files from older installations.
rm -rf "$PREFIX"/ia16-elf/lib/rt-specs/r-msdos.d/libi86.spec
# Then...
rm -rf build-libi86
mkdir build-libi86
pushd build-libi86
if [ -e ../libi86/autogen.sh ]; then
(cd ../libi86 && ./autogen.sh)
fi
# Enable ELKS multilibs only if we have downloaded ELKS.
if [ -f ../elks/.git/config ]; then
start_build_log "../libi86/configure --prefix='$PREFIX' --enable-elks-libc"
else
start_build_log "../libi86/configure --prefix='$PREFIX'"
fi
cont_build_log "make $PARALLEL"
# Only run tests if dosemu exists. (I prefer the "original" dosemu ---
# dosemu2 does not have a designated stable version yet. Unfortunately,
# Ubuntu Focal does not seem to come with the original dosemu.)
if dosemu --version; then
cont_build_log \
"make check TESTSUITEFLAGS='$AUTOTESTPARALLEL --x-test-underlying'"
fi
cont_build_log "make $PARALLEL install install-testsuite"
if dosemu --version; then
cont_build_log "make installcheck \
TESTSUITEFLAGS='$AUTOTESTPARALLEL --x-test-underlying'"
fi
popd
fi
if in_list gcc2 BUILDLIST; then
echo
echo "************************"
echo "* Building stage 2 GCC *"
echo "************************"
echo
if obsolete_multilibs_installed; then
echo 'Please rebuild gcc1 and newlib.'
exit 1
fi
rm -rf build2
mkdir build2
pushd build2
../gcc-ia16/configure --target=ia16-elf --prefix="$PREFIX" --enable-libssp \
--enable-languages=$LANGUAGES $EXTRABUILD2OPTS --disable-libquadmath \
--with-gmp="$PREFIX-gmp" --with-mpc="$PREFIX-mpc" \
--with-mpfr="$PREFIX-mpfr" --with-isl="$PREFIX-isl" 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make install"
popd
fi
if in_list extra BUILDLIST; then
echo
echo "****************************************************"
echo "* Building extra stuff (PDCurses, ubasic, tinyasm) *"
echo "****************************************************"
echo
[ -f pdcurses/.git/config ] || \
git clone https://gitlab.com/tkchia/PDCurses.git pdcurses
rm -rf build-pdcurses
mkdir build-pdcurses
pushd build-pdcurses
make $PARALLEL -f ../pdcurses/dos/gccdos16.mak PDCURSES_SRCDIR=../pdcurses \
CC="$PREFIX/bin/ia16-elf-gcc" pdcurses.a 2>&1 | tee build.log
make -f ../pdcurses/dos/gccdos16.mak PDCURSES_SRCDIR=../pdcurses \
CC="$PREFIX/bin/ia16-elf-gcc" worm.exe xmas.exe 2>&1 | tee -a build.log
cp -a pdcurses.a "$PREFIX"/ia16-elf/lib/libpdcurses.a
cp -a ../pdcurses/curses.h "$PREFIX"/ia16-elf/include
popd
#
[ -f ubasic-ia16/.git/config ] || \
git clone https://github.com/EtchedPixels/ubasic.git ubasic-ia16
rm -rf build-ubasic
mkdir build-ubasic
pushd build-ubasic
make $PARALLEL -f ../ubasic-ia16/Makefile.ia16 VPATH=../ubasic-ia16 2>&1 | \
tee build.log
popd
#
[ -f tinyasm/.git/config ] || \
git clone https://github.com/nanochess/tinyasm.git
pushd tinyasm
rm -rf tinyasm.exe TINYASM.EXE
(
set -e -x
"$PREFIX/bin/ia16-elf-gcc" -mcmodel=small -Os -mregparmcall \
-mnewlib-nano-stdio tinyasm.c ins.c -o tinyasm.exe
)
popd
fi
if in_list sim BUILDLIST; then
echo
echo "**********************"
echo "* Building simulator *"
echo "**********************"
echo
# This script used to build dosemu2, but not anymore (dosemu2 is getting a
# bit too complex to build).
#
# To try out dosemu2, you can either use Andrew Bird et al.'s Ubuntu PPA
# (https://launchpad.net/~dosemu2/+archive/ubuntu/ppa) or my selection of
# the more stable packages (https://launchpad.net/~tkchia/+archive/ubuntu/
# dosemu-on-travis-ci).
#
# Alternatively, use the "original" dosemu 1.x.
if [ -e 86sim/86sim.cpp ]; then
[ -e 86sim/86sim ] && rm 86sim/86sim
gcc -Wall -O2 86sim/86sim.cpp -o 86sim/86sim
fi
g++ -std=c++11 -Ireenigne/include -Wall -O2 -fpermissive \
reenigne/logtools/log_filter/log_filter.cpp -o log_filter
g++ -std=c++11 -Ireenigne/include -Wall -O2 -fpermissive \
reenigne/logtools/log_compare/log_compare.cpp -o log_compare
fi
if in_list test BUILDLIST; then
echo
echo "*****************"
echo "* Running tests *"
echo "*****************"
echo
ensure_prog runtest
ensure_prog autogen
export DEJAGNU="$HERE/site.exp"
if [ -e 86sim/86sim.cpp ]; then
target_board="--target_board=86sim"
else
target_board="--target_board=dosemu"
fi
GROUP=""
if [ -f group ]; then
read GROUP < group
fi
i=0
while [[ -e fails-$GROUP$i.txt ]] ; do
i=$[$i+1]
done
if [ -z "$RUNTESTFLAGS" ]; then
RUNTESTFLAGS="$target_board"
else
RUNTESTFLAGS="$RUNTESTFLAGS $target_board"
fi
pushd build-newlib
nice make -k check RUNTESTFLAGS="$RUNTESTFLAGS" 2>&1 | tee test.log
popd
pushd build2
nice make -k check RUNTESTFLAGS="$RUNTESTFLAGS" 2>&1 | tee test.log
# FIXME: include Newlib test results in overall results too?
../log_filter gcc/testsuite/gcc/gcc.log >../results-$GROUP$i.log
../log_filter gcc/testsuite/g++/g++.log >>../results-$GROUP$i.log
../log_filter ia16-elf/libstdc++-v3/testsuite/libstdc++.log >>../results-$GROUP$i.log
grep -E ^FAIL\|^WARNING\|^ERROR\|^XPASS ../results-$GROUP$i.log > ../fails-$GROUP$i.txt
popd
fi
if in_list debug BUILDLIST; then
echo
echo "**********************"
echo "* Building debug GCC *"
echo "**********************"
echo
rm -rf build-debug
mkdir build-debug
pushd build-debug
../gcc-ia16/configure --target=ia16-elf --prefix="$PREFIX" --enable-libssp \
--enable-languages=$LANGUAGES --with-as="$PREFIX/bin/ia16-elf-as" \
--disable-libquadmath $EXTRABUILD2OPTS 2>&1 | tee build.log
make $PARALLEL 'CFLAGS=-g -O0' 'CXXFLAGS=-g -O0' 'BOOT_CFLAGS=-g -O0' 2>&1 | tee -a build.log
popd
fi
if in_list clean-windows BUILDLIST; then
echo
echo "********************"
echo "* Cleaning Windows *"
echo "********************"
echo
rm -rf "$PREFIX-windows"
mkdir -p "$PREFIX-windows/bin"
fi
if in_list prereqs-windows BUILDLIST; then
echo
echo "**********************************"
echo "* Building Windows prerequisites *"
echo "**********************************"
echo
rm -rf "$PREFIX-prereqs"
mkdir -p "$PREFIX-prereqs"
rm -rf build-gmp-windows
mkdir build-gmp-windows
pushd build-gmp-windows
../gmp-6.1.2/configure --target=i686-w64-mingw32 --host=i686-w64-mingw32 --prefix="$PREFIX-prereqs" --disable-shared 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
rm -rf build-mpfr-windows
mkdir build-mpfr-windows
pushd build-mpfr-windows
../mpfr-3.1.5/configure --target=i686-w64-mingw32 --host=i686-w64-mingw32 --prefix="$PREFIX-prereqs" --with-gmp="$PREFIX-prereqs" --disable-shared 2>&1 | tee -a build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
rm -rf build-mpc-windows
mkdir build-mpc-windows
pushd build-mpc-windows
../mpc-1.0.3/configure --target=i686-w64-mingw32 --host=i686-w64-mingw32 --prefix="$PREFIX-prereqs" --with-gmp="$PREFIX-prereqs" --with-mpfr="$PREFIX-prereqs" --disable-shared 2>&1 | tee -a build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
rm -rf build-isl-windows
mkdir build-isl-windows
pushd build-isl-windows
../isl-0.16.1/configure --target=i686-w64-mingw32 --host=i686-w64-mingw32 --prefix="$PREFIX-prereqs" --disable-shared --with-gmp-prefix="$PREFIX-prereqs" 2>&1 | tee -a build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
mkdir "$PREFIX-windows/ia16-elf"
cp -R "$PREFIX/ia16-elf/lib" "$PREFIX-windows/ia16-elf"
cp -R "$PREFIX/ia16-elf/include" "$PREFIX-windows/ia16-elf"
fi
if in_list binutils-windows BUILDLIST; then
echo
echo "*****************************"
echo "* Building Windows binutils *"
echo "*****************************"
echo
rm -rf build-binutils-windows
mkdir build-binutils-windows
pushd build-binutils-windows
../binutils-ia16/configure --host=i686-w64-mingw32 --target=ia16-elf \
--prefix="$PREFIX" $BINUTILSOPTS --disable-libctf --disable-gdb \
--disable-libdecnumber --disable-readline --disable-sim --disable-nls \
2>&1 | tee build.log
make $PARALLEL 'CFLAGS=-s -O2' 'CXXFLAGS=-s -O2' 'BOOT_CFLAGS=-s -O2' 2>&1 | tee -a build.log
make $PARALLEL install prefix=$PREFIX-windows 2>&1 | tee -a build.log
popd
fi
if in_list gcc-windows BUILDLIST; then
echo
echo "********************************"
echo "* Building stage 2 Windows GCC *"
echo "********************************"
echo
rm -rf build-windows
mkdir build-windows
pushd build-windows
OLDPATH=$PATH
export PATH=$PREFIX-windows/bin:$PATH
../gcc-ia16/configure --host=i686-w64-mingw32 --target=ia16-elf \
--prefix="$PREFIX" --enable-libssp --enable-languages=$LANGUAGES \
--disable-libquadmath --with-gmp="$PREFIX-prereqs" \
--with-mpfr="$PREFIX-prereqs" --with-mpc="$PREFIX-prereqs" \
$EXTRABUILD2OPTS --with-isl="$PREFIX-prereqs" 2>&1 | tee build.log
make $PARALLEL 'CFLAGS=-s -O2' 'CXXFLAGS=-s -O2' 'BOOT_CFLAGS=-s -O2' 2>&1 | tee -a build.log
make $PARALLEL install prefix=$PREFIX-windows 2>&1 | tee -a build.log
export PATH=$OLDPATH
popd
fi
if in_list clean-djgpp BUILDLIST; then
echo
echo "******************"
echo "* Cleaning DJGPP *"
echo "******************"
echo
rm -rf "$PREFIX-djgpp" "$PREFIX-djgpp-"* "$REDIST_DJGPP"
mkdir -p "$PREFIX-djgpp/bin" "$PREFIX-djgpp-newlib" "$PREFIX-djgpp-libi86" \
"$PREFIX-djgpp-elkslibc" \
"$PREFIX-djgpp-binutils/bin" "$PREFIX-djgpp-elf2elks/bin" \
"$PREFIX-djgpp-gcc/bin"
fi
if in_list prereqs-djgpp BUILDLIST; then
echo
echo "********************************"
echo "* Building DJGPP prerequisites *"
echo "********************************"
echo
rm -rf "$PREFIX-djgpp-prereqs"
mkdir -p "$PREFIX-djgpp-prereqs"
#
rm -rf build-gmp-djgpp
mkdir build-gmp-djgpp
pushd build-gmp-djgpp
# This installation of GMP will probably not need to multiply
# super-humongous integers, so we can disable the use of FFT...
../gmp-6.1.2/configure --target=i586-pc-msdosdjgpp \
--host=i586-pc-msdosdjgpp --prefix="$PREFIX-djgpp-prereqs" \
--disable-shared --disable-fft 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
#
rm -rf build-mpfr-djgpp
mkdir build-mpfr-djgpp
pushd build-mpfr-djgpp
../mpfr-3.1.5/configure --target=i586-pc-msdosdjgpp \
--host=i586-pc-msdosdjgpp --prefix="$PREFIX-djgpp-prereqs" \
--with-gmp="$PREFIX-djgpp-prereqs" --disable-shared 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
#
rm -rf build-mpc-djgpp
mkdir build-mpc-djgpp
pushd build-mpc-djgpp
../mpc-1.0.3/configure --target=i586-pc-msdosdjgpp \
--host=i586-pc-msdosdjgpp --prefix="$PREFIX-djgpp-prereqs" \
--with-gmp="$PREFIX-djgpp-prereqs" --with-mpfr="$PREFIX-djgpp-prereqs" \
--disable-shared 2>&1 | tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
#
rm -rf build-isl-djgpp
mkdir build-isl-djgpp
pushd build-isl-djgpp
../isl-0.16.1/configure --target=i586-pc-msdosdjgpp \
--host=i586-pc-msdosdjgpp --prefix="$PREFIX-djgpp-prereqs" \
--disable-shared --with-gmp-prefix="$PREFIX-djgpp-prereqs" 2>&1 | \
tee build.log
cont_build_log "make $PARALLEL"
cont_build_log "make $PARALLEL install"
popd
fi
if either_in_list prereqs-djgpp some-prereqs-djgpp BUILDLIST; then
echo
echo "********************************************"
echo "* Installing remaining DJGPP prerequisites *"
echo "********************************************"
echo
# Instead of copying over everything in $PREFIX/ia16-elf/{lib, include} ---
# including any C++ libraries --- just install Newlib into the DJGPP tree.
# Create a separate tree dedicated to Newlib, then hard link everything.
#
# As above, we need to create a small sys-include/ directory for stage 2
# GCC to see Newlib's <limits.h>.
#
# Remove libg.a for each multilib --- it is just a copy of the corresponding
# libc.a .
pushd build-newlib
make install prefix="$PREFIX-djgpp-newlib"
rm -rf "$PREFIX-djgpp-newlib"/ia16-elf/sys-include
mkdir -p "$PREFIX-djgpp-newlib"/ia16-elf/sys-include
cp -lrf "$PREFIX-djgpp-newlib"/ia16-elf/include/limits.h \
"$PREFIX-djgpp-newlib"/ia16-elf/sys-include/limits.h
find "$PREFIX-djgpp-newlib" -name libg.a -print0 | xargs -0 rm -f
cp -lrf "$PREFIX-djgpp-newlib"/* "$PREFIX-djgpp"
popd
# Similarly, install libi86 into the DJGPP tree.
if [ -f libi86/.git/config ]; then
pushd build-libi86
make install prefix="$PREFIX-djgpp-libi86" \
exec_prefix="$PREFIX-djgpp-libi86"/ia16-elf
cp -lrf "$PREFIX-djgpp-libi86"/* "$PREFIX-djgpp"
popd
fi
# And elks-libc.
#
# To work around MS-DOS's 8.3 file name restriction, we mash <linuxmt/
# minix_fs.h> and <linuxmt/minix_fs_sb.h> into a single include file.
# Ditto for <linuxmt/msdos_fs*.h>.
#
# When redist-djgpp.sh creates a FreeDOS package for elks-libc, it can pack
# only the combined files and exclude the original files.
#
# Also make a copy of GCC's <stddef.h> and <stdarg.h>, since the GCC specs
# have some trouble locating this file when `-melks-libc' is in effect
# (due to `-nostdinc'). For DJGPP, we also need to copy <stdint-gcc.h> to
# the elks-libc include directories as <stdint.h>. FIXME: remove the need
# for these hacks.
if [ -f elks/.git/config ]; then
pushd build-elks
(. env.sh \
&& cd libc \
&& make -j4 DESTDIR="$PREFIX-djgpp-elkslibc" install)
for multidir in . rtd medium medium/rtd; do
cd "$PREFIX-djgpp-elkslibc"/ia16-elf/lib/elkslibc/"$multidir"/include
[ -e limits.h ] || true >limits.h
cd linuxmt
(
echo '/* Automatically combined from <linuxmt/minix_fs.h> and'
echo ' <linuxmt/minix_fs_sb.h>. */'
cat minix_fs.h minix_fs_sb.h
) >minix_fs_combined.h
(
echo '/* Automatically combined from <linuxmt/msdos_fs.h>,'
echo ' <linuxmt/msdos_fs_sb.h> and <linuxmt/msdos_fs_i.h>. */'
cat msdos_fs.h msdos_fs_sb.h msdos_fs_i.h
) >msdos_fs_combined.h
cp "$($PREFIX/bin/ia16-elf-gcc -print-file-name=include/stddef.h)" \
"$($PREFIX/bin/ia16-elf-gcc -print-file-name=include/stdarg.h)" \
"$PREFIX-djgpp-elkslibc"/ia16-elf/lib/elkslibc/"$multidir"/include/
cp "$($PREFIX/bin/ia16-elf-gcc -print-file-name=include/stdint-gcc.h)" \
"$PREFIX-djgpp-elkslibc"/ia16-elf/lib/elkslibc/"$multidir"/include/`\
`stdint.h
done
cp -lrf "$PREFIX-djgpp-elkslibc"/* "$PREFIX-djgpp"
popd
fi
fi
djgpp_symlink () {
case "$2" in
*.exe)
"$HERE"/djgpp/i586-pc-msdosdjgpp/bin/stubify -g "$2"
"$HERE"/djgpp/i586-pc-msdosdjgpp/bin/stubedit "$2" \