mirror of
https://review.haiku-os.org/buildtools
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92b3138b83
Updated dependencies: * GMP 6.2.1 * ISL 0.24 * MPL 1.2.1 * MPFR 4.1.0 The dependencies were pulled in by running the ./contrib/download_prerequisites script and then manually removing the symbolic links and archives, and renaming the directories (i.e mv isl-0.24 to isl)
182 lines
7.0 KiB
Bash
Executable File
182 lines
7.0 KiB
Bash
Executable File
#!/bin/sh
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# Copyright 2016 The Go Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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# Create runtime_sysinfo.go from gen-sysinfo.go and errno.i.
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OUT=tmp-runtime_sysinfo.go
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set -e
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echo 'package runtime' > ${OUT}
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# Get all the consts and types, skipping ones which could not be
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# represented in Go and ones which we need to rewrite. We also skip
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# function declarations, as we don't need them here. All the symbols
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# will all have a leading underscore.
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grep -v '^// ' gen-sysinfo.go | \
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grep -v '^func' | \
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grep -v '^var ' | \
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grep -v '^type _timeval ' | \
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grep -v '^type _timespec_t ' | \
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grep -v '^type _timespec ' | \
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grep -v '^type _epoll_' | \
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grep -v '^type _*locale[_ ]' | \
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grep -v '^type _in6_addr' | \
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grep -v 'sockaddr_in6' | \
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egrep -v '^const _*FLT(64|128)_(NORM_)?MAX' | \
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sed -e 's/\([^a-zA-Z0-9_]\)_timeval\([^a-zA-Z0-9_]\)/\1timeval\2/g' \
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-e 's/\([^a-zA-Z0-9_]\)_timeval$/\1timeval/g' \
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-e 's/\([^a-zA-Z0-9_]\)_timespec_t\([^a-zA-Z0-9_]\)/\1timespec\2/g' \
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-e 's/\([^a-zA-Z0-9_]\)_timespec_t$/\1timespec_t/g' \
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-e 's/\([^a-zA-Z0-9_]\)_timespec\([^a-zA-Z0-9_]\)/\1timespec\2/g' \
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-e 's/\([^a-zA-Z0-9_]\)_timespec$/\1timespec/g' \
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-e 's/\([^a-zA-Z0-9_]\)_in6_addr\([^a-zA-Z0-9_]\)/\1[16]byte\2/g' \
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-e 's/\([^a-zA-Z0-9_]\)_in6_addr$/\1[16]byte/g' \
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-e 's/\([^a-zA-Z0-9_]\)_in6_addr_t\([^a-zA-Z0-9_]\)/\1[16]byte\2/g' \
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-e 's/\([^a-zA-Z0-9_]\)_in6_addr_t$/\1[16]byte/g' \
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>> ${OUT}
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# The C long type, needed because that is the type that ptrace returns.
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sizeof_long=`grep '^const ___SIZEOF_LONG__ = ' gen-sysinfo.go | sed -e 's/.*= //'`
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if test "$sizeof_long" = "4"; then
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echo "type _C_long int32" >> ${OUT}
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echo "type _C_ulong uint32" >> ${OUT}
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elif test "$sizeof_long" = "8"; then
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echo "type _C_long int64" >> ${OUT}
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echo "type _C_ulong uint64" >> ${OUT}
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else
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echo 1>&2 "mkrsysinfo.sh: could not determine size of long (got $sizeof_long)"
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exit 1
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fi
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# The time structures need special handling: we need to name the
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# types, so that we can cast integers to the right types when
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# assigning to the structures.
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timeval=`grep '^type _timeval ' gen-sysinfo.go`
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timeval_sec=`echo $timeval | sed -n -e 's/^.*tv_sec \([^ ]*\);.*$/\1/p'`
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timeval_usec=`echo $timeval | sed -n -e 's/^.*tv_usec \([^ ]*\);.*$/\1/p'`
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echo "type timeval_sec_t $timeval_sec" >> ${OUT}
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echo "type timeval_usec_t $timeval_usec" >> ${OUT}
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echo $timeval | \
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sed -e 's/type _timeval /type timeval /' \
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-e 's/tv_sec *[a-zA-Z0-9_]*/tv_sec timeval_sec_t/' \
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-e 's/tv_usec *[a-zA-Z0-9_]*/tv_usec timeval_usec_t/' >> ${OUT}
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echo >> ${OUT}
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echo "func (tv *timeval) set_usec(x int32) {" >> ${OUT}
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echo " tv.tv_usec = timeval_usec_t(x)" >> ${OUT}
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echo "}" >> ${OUT}
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timespec=`grep '^type _timespec ' gen-sysinfo.go || true`
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if test "$timespec" = ""; then
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# IRIX 6.5 has __timespec instead.
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timespec=`grep '^type ___timespec ' gen-sysinfo.go || true`
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fi
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timespec_sec=`echo $timespec | sed -n -e 's/^.*tv_sec \([^ ]*\);.*$/\1/p'`
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timespec_nsec=`echo $timespec | sed -n -e 's/^.*tv_nsec \([^ ]*\);.*$/\1/p'`
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echo "type timespec_sec_t $timespec_sec" >> ${OUT}
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echo "type timespec_nsec_t $timespec_nsec" >> ${OUT}
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echo $timespec | \
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sed -e 's/^type ___timespec /type timespec /' \
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-e 's/^type _timespec /type timespec /' \
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-e 's/tv_sec *[a-zA-Z0-9_]*/tv_sec timespec_sec_t/' \
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-e 's/tv_nsec *[a-zA-Z0-9_]*/tv_nsec timespec_nsec_t/' >> ${OUT}
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echo >> ${OUT}
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echo "func (ts *timespec) setNsec(ns int64) {" >> ${OUT}
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echo " ts.tv_sec = timespec_sec_t(ns / 1e9)" >> ${OUT}
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echo " ts.tv_nsec = timespec_nsec_t(ns % 1e9)" >> ${OUT}
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echo "}" >> ${OUT}
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echo >> ${OUT}
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# Define the epollevent struct. This needs special attention because
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# the C definition uses a union and is sometimes packed.
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if grep '^const _epoll_data_offset ' ${OUT} >/dev/null 2>&1; then
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val=`grep '^const _epoll_data_offset ' ${OUT} | sed -e 's/const _epoll_data_offset = \(.*\)$/\1/'`
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if test "$val" = "4"; then
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echo 'type epollevent struct { events uint32; data [8]byte }' >> ${OUT}
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elif test "$val" = "8"; then
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if test "$GOARCH" = "sparc64" -a "$GOOS" = "linux"; then
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echo 'type epollevent struct { events uint32; pad [4]byte; data [8]byte; _ [0]int64 }' >> ${OUT}
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else
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echo 'type epollevent struct { events uint32; pad [4]byte; data [8]byte }' >> ${OUT}
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fi
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else
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echo 1>&2 "unknown epoll data offset value ${val}"
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exit 1
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fi
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fi
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# Make sure EPOLLET is positive.
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if grep '^const _EPOLLET = [0-9]' gen-sysinfo.go > /dev/null 2>&1; then
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echo "const _EPOLLETpos = _EPOLLET" >> ${OUT}
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else
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echo "const _EPOLLETpos = 0x80000000" >> ${OUT}
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fi
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# Make sure EPOLLRDHUP and EPOLL_CLOEXEC are defined.
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if ! grep '^const _EPOLLRDHUP' ${OUT} >/dev/null 2>&1; then
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echo "const _EPOLLRDHUP = 0x2000" >> ${OUT}
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fi
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if ! grep '^const _EPOLL_CLOEXEC' ${OUT} >/dev/null 2>&1; then
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echo "const _EPOLL_CLOEXEC = 02000000" >> ${OUT}
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fi
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# AIX 7.1 is a 64 bits value for _FCLOEXEC (referenced by O_CLOEXEC)
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# which leads to a constant overflow when using O_CLOEXEC in some
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# go code. Issue wan not present in 6.1 (no O_CLOEXEC) and is no
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# more present in 7.2 (_FCLOEXEC is a 32 bit value).
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if test "${GOOS}" = "aix" && `oslevel | grep -q "^7.1"`; then
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sed -e 's/const __FCLOEXEC = .*/const __FCLOEXEC = 0/' ${OUT} > ${OUT}-2
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mv ${OUT}-2 ${OUT}
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fi
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# Make sure _MAP_FAILED is defined.
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if ! grep '^const _MAP_FAILED =' gen-sysinfo.go > /dev/null 2>&1; then
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echo "const _MAP_FAILED = ^uintptr(0)" >> ${OUT}
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fi
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# Make sure _MAP_ANON is defined.
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if ! grep '^const _MAP_ANON =' gen-sysinfo.go > /dev/null 2>&1; then
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if grep '^const _MAP_ANONYMOUS ' gen-sysinfo.go > /dev/null 2>&1; then
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echo "const _MAP_ANON = _MAP_ANONYMOUS" >> ${OUT}
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else
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echo "const _MAP_ANON = 0" >> ${OUT}
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fi
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fi
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# Make sure _MADV_DONTNEED is defined.
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if ! grep '^const _MADV_DONTNEED =' gen-sysinfo.go > /dev/null 2>&1; then
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echo "const _MADV_DONTNEED = 0" >> ${OUT}
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fi
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# Make sure _MADV_FREE is defined.
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if ! grep '^const _MADV_FREE =' gen-sysinfo.go > /dev/null 2>&1; then
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echo "const _MADV_FREE = 0" >> ${OUT}
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fi
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# Make sure _MADV_HUGEPAGE is defined.
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if ! grep '^const _MADV_HUGEPAGE =' gen-sysinfo.go > /dev/null 2>&1; then
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echo "const _MADV_HUGEPAGE = 0" >> ${OUT}
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fi
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# Make sure _MADV_NOHUGEPAGE is defined.
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if ! grep '^const _MADV_NOHUGEPAGE =' gen-sysinfo.go > /dev/null 2>&1; then
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echo "const _MADV_NOHUGEPAGE = 0" >> ${OUT}
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fi
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# The semt structure, for Solaris.
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grep '^type _sem_t ' gen-sysinfo.go | \
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sed -e 's/_sem_t/semt/' >> ${OUT}
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# The Solaris port_event_t struct.
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grep '^type _port_event_t ' gen-sysinfo.go | \
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sed -e s'/_port_event_t/portevent/' \
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>> ${OUT}
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# The *BSD kevent struct.
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grep '^type _kevent ' gen-sysinfo.go | \
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sed -e s'/_kevent/keventt/' \
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-e 's/ udata [^;}]*/ udata *byte/' \
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>> ${OUT}
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# Type 'uint128' is needed in a couple of type definitions on arm64,such
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# as _user_fpsimd_struct, _elf_fpregset_t, etc.
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if ! grep '^type uint128' ${OUT} > /dev/null 2>&1; then
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echo "type uint128 [16]byte" >> ${OUT}
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fi
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