220 lines
6.0 KiB
Bash
Executable File
220 lines
6.0 KiB
Bash
Executable File
#!/bin/sh
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# $NetBSD: mknative-gcc,v 1.7 2003/08/22 00:24:46 mrg Exp $
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#
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# Shell script for generating all the constants needed for a native
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# platform build of src/gnu/dist/toolchain.
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#
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bomb () {
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echo >&1 "ABORT: $*"
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exit 1
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}
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# usage: getvars MAKEFILE VARNAME [VARNAME...]
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getvars () {
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_mf="$1"; shift
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$MAKE -f - _x_ <<EOF || bomb "getvars $_mf $* failed"
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_x_:
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.for var in $*
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@echo G_\${var}=\${\${var}:Q} | sed 's,$_VPATH,\$\${GNUHOSTDIST},g'
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.endfor
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.include "$_TMPDIR/$_mf"
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EOF
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}
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# usage: write_c FILENAME
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write_c () {
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echo '/* This file is automatically generated. DO NOT EDIT! */' >$_TOP/$1.tmp || \
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bomb "cannot create $1"
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grep '$''NetBSD' $0 | sed 's,[#$],,g;s,.*,/* Generated from: & */,' >>$_TOP/$1.tmp
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echo '' >>$_TOP/$1.tmp
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writefile $1
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}
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# usage: write_mk FILENAME
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write_mk () {
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echo '# This file is automatically generated. DO NOT EDIT!' >$_TOP/$1.tmp || \
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bomb "cannot create $1"
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grep '$''NetBSD' $0 | sed 's,[#$],,g;s,.*,# Generated from: &,' >>$_TOP/$1.tmp
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echo '#' >>$_TOP/$1.tmp
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writefile $1
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}
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writefile () {
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sed -e 's,netbsd\(elf\)*1[0-9\.]*\(_\)*[A-Z]*,netbsd\1,' \
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-e 's,^/\* #undef HAVE_MMAP \*/$,#define HAVE_MMAP 1,' >>$_TOP/$1.tmp
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# Compare new file, sans "generated from" comments and RCS Id, to
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# old file. If they match, don't change anything.
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rm -f $_TMPDIR/.1 $_TMPDIR/.2
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grep -v 'Generated from:' $_TOP/$1 >$_TMPDIR/.1 2>/dev/null
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grep -v 'Generated from:' $_TOP/$1.tmp >$_TMPDIR/.2
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# will not overwrite a file that has the same content
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if cmp $_TMPDIR/.1 $_TMPDIR/.2 >/dev/null 2>&1; then
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rm -f $_TOP/$1.tmp
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else
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echo >&2 "$1 changed"
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mv -f $_TOP/$1.tmp $_TOP/$1
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fi
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}
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##### gnu/lib/libg2c #####
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get_libg2c () {
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mkdir -p $_TOP/gnu/lib/libg2c3/arch/$MACHINE_ARCH
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write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/config.h <$_TMPDIR/$_PLATFORM/libf2c/libU77/config.h
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write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/g2c.h <$_TMPDIR/$_PLATFORM/libf2c/g2c.h
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{
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getvars $_PLATFORM/libf2c/Makefile \
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F2CEXT
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getvars $_PLATFORM/libf2c/libF77/Makefile \
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ALL_CFLAGS OBJS
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getvars $_PLATFORM/libf2c/libI77/Makefile \
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ALL_CFLAGS OBJS | sed 's,=,+=,'
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getvars $_PLATFORM/libf2c/libU77/Makefile \
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ALL_CFLAGS OBJS | sed 's,=,+=,'
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} | write_mk gnu/lib/libg2c3/arch/$MACHINE_ARCH/defs.mk
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}
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##### gnu/lib/libgcc #####
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get_libgcc () {
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mkdir -p $_TOP/gnu/lib/libgcc3
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# DPBIT, FPBIT only used on mn10[23]00, we don't need them.
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# XXX we should probably grab everything Just In Case for
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# the future.
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getvars gcc/Makefile \
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CXX_EXTRA_HEADERS CXX_LIB2FUNCS CXX_LIB2SRCS \
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INCLUDES LIB2ADD LIB2ADDEH LIB2FUNCS_1 LIB2FUNCS_2 \
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LIB2_DIVMOD_FUNCS LIB2FUNCS_ST \
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LIBGCC2_CFLAGS MAYBE_USE_COLLECT2 \
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tm_defines xm_file xm_defines \
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| write_mk gnu/lib/libgcc3/$MACHINE_ARCH.mk
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}
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##### gnu/usr.bin/gcc3/libiberty #####
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get_gcc3_libiberty () {
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mkdir -p $_TOP/gnu/usr.bin/gcc3/libiberty/arch/$MACHINE_ARCH
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getvars libiberty/Makefile \
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ALLOCA EXTRA_OFILES LIBOBJS REQUIRED_OFILES \
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| write_mk gnu/usr.bin/gcc3/libiberty/defs.mk
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write_c gnu/usr.bin/gcc3/libiberty/arch/$MACHINE_ARCH/config.h \
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<$_TMPDIR/libiberty/config.h
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}
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##### gnu/lib/libobjc #####
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get_libobjc () {
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mkdir -p $_TOP/gnu/lib/libobjc3
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getvars $_PLATFORM/libobjc/Makefile \
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ALL_CFLAGS INCLUDES OBJS OBJC_H \
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| sed "s,$_GNU_DIST,\${GNUHOSTDIST},g" \
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| write_mk gnu/lib/libobjc3/defs.mk
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}
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##### gnu/lib/libstdc++-v3 #####
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get_libstdcxx_v3 () {
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mkdir -p $_TOP/gnu/lib/libstdc++-v3/arch/$MACHINE_ARCH
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# build files
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for h in gthr.h gthr-single.h gthr-posix.h gthr-default.h c++config.h; do
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write_c gnu/lib/libstdc++-v3/arch/$MACHINE_ARCH/$h \
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<$_TMPDIR/$_PLATFORM/libstdc++-v3/include/$_PLATFORM/bits/$h
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done
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write_c gnu/lib/libstdc++-v3/arch/$MACHINE_ARCH/config.h \
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<$_TMPDIR/$_PLATFORM/libstdc++-v3/config.h
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{
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# libmath
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getvars $_PLATFORM/libstdc++-v3/libmath/Makefile \
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libmath_la_SOURCES libmath_la_LIBADD
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# libsupc++
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getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
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sources | sed 's/^G_sources=/G_LIBSUPCXX_SOURCES=/'
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getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
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c_sources | sed 's/^G_c_sources=/G_LIBSUPCXX_C_SOURCES=/'
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# src
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getvars $_PLATFORM/libstdc++-v3/src/Makefile \
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sources SECTION_FLAGS | sed 's/^G_sources=/G_SRC_SOURCES=/'
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# include
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getvars $_PLATFORM/libstdc++-v3/include/Makefile \
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c_base_headers_rename std_headers_rename
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getvars $_PLATFORM/libstdc++-v3/include/Makefile \
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bits_headers backward_headers ext_headers c_base_headers_extra \
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target_headers | sed 's#/[^ ][^ ]*/##g'
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getvars $_PLATFORM/libstdc++-v3/include/Makefile \
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thread_target_headers target_headers_extra | sed 's#\./[^ ][^ ]*/##g'
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} | write_mk gnu/lib/libstdc++-v3/arch/$MACHINE_ARCH/defs.mk
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}
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##### gnu/usr.bin/gcc3 #####
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get_gcc () {
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mkdir -p $_TOP/gnu/usr.bin/gcc3/arch/$MACHINE_ARCH
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{
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getvars gcc/Makefile \
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ALL_CFLAGS ALL_CPPFLAGS C_AND_OBJC_OBJS C_OBJS CCCP_OBJS \
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GCOV_OBJS PROTO_OBJS HOST_PRINT HOST_RTL HOST_RTLANAL \
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HOST_SUPPORT HOST_EARLY_SUPPORT HOST_ERRORS HOST_VARRAY \
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INCLUDES md_file OBJC_OBJS OBJS out_file version \
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BUILD_PREFIX RTL_H TREE_H HCONFIG_H BASIC_BLOCK_H GCC_H \
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GTFILES_SRCDIR GTFILES_FILES_FILES GTFILES_FILES_LANGS \
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GTFILES GTFILES_LANG_DIR_NAMES \
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tm_defines host_xm_file host_xm_defines tm_p_file \
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target_cpu_default \
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LIBCPP_OBJS LIBCPP_H \
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lang_specs_files
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getvars gcc/Makefile \
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LIB2ADDEHDEP | sed 's/unwind.inc//'
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getvars gcc/Makefile \
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CXX_OBJS CXX_C_OBJS | sed 's/cp\///g'
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getvars gcc/Makefile \
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F77_OBJS | sed 's/f\///g'
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} | write_mk gnu/usr.bin/gcc3/arch/$MACHINE_ARCH/defs.mk
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for f in auto-host configargs cs-hconfig gencheck hconfig gthr-default; do
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write_c gnu/usr.bin/gcc3/arch/$MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h
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done
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}
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##### main #####
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_TMPDIR=$2
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_TOP=$3
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_PLATFORM=$4
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_VPATH=`grep VPATH ${_TMPDIR}/Makefile | sed 's,^.*= ,,'`
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_GNU_DIST=`cd ${_VPATH}; pwd`
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case $1 in
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libgcc) # .mk and .h files for libgcc bootstrap (from host build)
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get_libgcc
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exit 0
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;;
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gcc3)
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get_gcc
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get_libg2c
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get_libgcc
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get_gcc3_libiberty
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get_libobjc
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get_libstdcxx_v3
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exit 0
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;;
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*) echo invalid arguments; exit 1;;
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esac
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