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path: root/vendor/golang.org/x/sys/unix/mkall.sh
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#!/usr/bin/env bash
# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

# This script runs or (given -n) prints suggested commands to generate files for
# the Architecture/OS specified by the GOARCH and GOOS environment variables.
# See README.md for more information about how the build system works.

GOOSARCH="${GOOS}_${GOARCH}"

# defaults
mksyscall="go run mksyscall.go"
mkerrors="./mkerrors.sh"
zerrors="zerrors_$GOOSARCH.go"
mksysctl=""
zsysctl="zsysctl_$GOOSARCH.go"
mksysnum=
mktypes=
mkasm=
run="sh"
cmd=""

case "$1" in
-syscalls)
    for i in zsyscall*go
    do
        # Run the command line that appears in the first line
        # of the generated file to regenerate it.
        sed 1q $i | sed 's;^// ;;' | sh > _$i && gofmt < _$i > $i
        rm _$i
    done
    exit 0
    ;;
-n)
    run="cat"
    cmd="echo"
    shift
esac

case "$#" in
0)
    ;;
*)
    echo 'usage: mkall.sh [-n]' 1>&2
    exit 2
esac

if [[ "$GOOS" = "linux" ]]; then
    # Use the Docker-based build system
    # Files generated through docker (use $cmd so you can Ctl-C the build or run)
    $cmd docker build --tag generate:$GOOS $GOOS
    $cmd docker run --interactive --tty --volume $(dirname "$(readlink -f "$0")"):/build generate:$GOOS
    exit
fi

GOOSARCH_in=syscall_$GOOSARCH.go
case "$GOOSARCH" in
_* | *_ | _)
    echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
    exit 1
    ;;
aix_ppc)
    mkerrors="$mkerrors -maix32"
    mksyscall="go run mksyscall_aix_ppc.go -aix"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
aix_ppc64)
    mkerrors="$mkerrors -maix64"
    mksyscall="go run mksyscall_aix_ppc64.go -aix"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
darwin_386)
    mkerrors="$mkerrors -m32"
    mksyscall="go run mksyscall.go -l32"
    mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    mkasm="go run mkasm_darwin.go"
    ;;
darwin_amd64)
    mkerrors="$mkerrors -m64"
    mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    mkasm="go run mkasm_darwin.go"
    ;;
darwin_arm)
    mkerrors="$mkerrors"
    mksyscall="go run mksyscall.go -l32"
    mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    mkasm="go run mkasm_darwin.go"
    ;;
darwin_arm64)
    mkerrors="$mkerrors -m64"
    mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    mkasm="go run mkasm_darwin.go"
    ;;
dragonfly_amd64)
    mkerrors="$mkerrors -m64"
    mksyscall="go run mksyscall.go -dragonfly"
    mksysnum="go run mksysnum.go 'https://gitweb.dragonflybsd.org/dragonfly.git/blob_plain/HEAD:/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
freebsd_386)
    mkerrors="$mkerrors -m32"
    mksyscall="go run mksyscall.go -l32"
    mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
freebsd_amd64)
    mkerrors="$mkerrors -m64"
    mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
freebsd_arm)
    mkerrors="$mkerrors"
    mksyscall="go run mksyscall.go -l32 -arm"
    mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master'"
    # Let the type of C char be signed for making the bare syscall
    # API consistent across platforms.
    mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
    ;;
freebsd_arm64)
    mkerrors="$mkerrors -m64"
    mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
netbsd_386)
    mkerrors="$mkerrors -m32"
    mksyscall="go run mksyscall.go -l32 -netbsd"
    mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
netbsd_amd64)
    mkerrors="$mkerrors -m64"
    mksyscall="go run mksyscall.go -netbsd"
    mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
netbsd_arm)
    mkerrors="$mkerrors"
    mksyscall="go run mksyscall.go -l32 -netbsd -arm"
    mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
    # Let the type of C char be signed for making the bare syscall
    # API consistent across platforms.
    mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
    ;;
openbsd_386)
    mkerrors="$mkerrors -m32"
    mksyscall="go run mksyscall.go -l32 -openbsd"
    mksysctl="./mksysctl_openbsd.pl"
    mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
openbsd_amd64)
    mkerrors="$mkerrors -m64"
    mksyscall="go run mksyscall.go -openbsd"
    mksysctl="./mksysctl_openbsd.pl"
    mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
openbsd_arm)
    mkerrors="$mkerrors"
    mksyscall="go run mksyscall.go -l32 -openbsd -arm"
    mksysctl="./mksysctl_openbsd.pl"
    mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
    # Let the type of C char be signed for making the bare syscall
    # API consistent across platforms.
    mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
    ;;
solaris_amd64)
    mksyscall="go run mksyscall_solaris.go"
    mkerrors="$mkerrors -m64"
    mksysnum=
    mktypes="GOARCH=$GOARCH go tool cgo -godefs"
    ;;
*)
    echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2
    exit 1
    ;;
esac

(
    if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi
    case "$GOOS" in
    *)
        syscall_goos="syscall_$GOOS.go"
        case "$GOOS" in
        darwin | dragonfly | freebsd | netbsd | openbsd)
            syscall_goos="syscall_bsd.go $syscall_goos"
            ;;
        esac
        if [ -n "$mksyscall" ]; then
            if [ "$GOOSARCH" == "aix_ppc64" ]; then
                # aix/ppc64 script generates files instead of writing to stdin.
                echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in && gofmt -w zsyscall_$GOOSARCH.go && gofmt -w zsyscall_"$GOOSARCH"_gccgo.go && gofmt -w zsyscall_"$GOOSARCH"_gc.go " ;
            elif [ "$GOOS" == "darwin" ]; then
                    # pre-1.12, direct syscalls
                    echo "$mksyscall -tags $GOOS,$GOARCH,!go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.1_11.go";
                    # 1.12 and later, syscalls via libSystem
                echo "$mksyscall -tags $GOOS,$GOARCH,go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
            else
                echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
            fi
        fi
    esac
    if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
    if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
    if [ -n "$mktypes" ]; then
        echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go";
    if [ -n "$mkasm" ]; then echo "$mkasm $GOARCH"; fi
    fi
) | $run