1#!/usr/bin/env bash 2# Copyright 2009 The Go Authors. All rights reserved. 3# Use of this source code is governed by a BSD-style 4# license that can be found in the LICENSE file. 5 6# This script runs or (given -n) prints suggested commands to generate files for 7# the Architecture/OS specified by the GOARCH and GOOS environment variables. 8# See README.md for more information about how the build system works. 9 10GOOSARCH="${GOOS}_${GOARCH}" 11 12# defaults 13mksyscall="go run mksyscall.go" 14mkerrors="./mkerrors.sh" 15zerrors="zerrors_$GOOSARCH.go" 16mksysctl="" 17zsysctl="zsysctl_$GOOSARCH.go" 18mksysnum= 19mktypes= 20mkasm= 21run="sh" 22cmd="" 23 24case "$1" in 25-syscalls) 26 for i in zsyscall*go 27 do 28 # Run the command line that appears in the first line 29 # of the generated file to regenerate it. 30 sed 1q $i | sed 's;^// ;;' | sh > _$i && gofmt < _$i > $i 31 rm _$i 32 done 33 exit 0 34 ;; 35-n) 36 run="cat" 37 cmd="echo" 38 shift 39esac 40 41case "$#" in 420) 43 ;; 44*) 45 echo 'usage: mkall.sh [-n]' 1>&2 46 exit 2 47esac 48 49if [[ "$GOOS" = "linux" ]]; then 50 # Use the Docker-based build system 51 # Files generated through docker (use $cmd so you can Ctl-C the build or run) 52 $cmd docker build --tag generate:$GOOS $GOOS 53 $cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")" && /bin/pwd):/build generate:$GOOS 54 exit 55fi 56 57GOOSARCH_in=syscall_$GOOSARCH.go 58case "$GOOSARCH" in 59_* | *_ | _) 60 echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2 61 exit 1 62 ;; 63aix_ppc) 64 mkerrors="$mkerrors -maix32" 65 mksyscall="go run mksyscall_aix_ppc.go -aix" 66 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 67 ;; 68aix_ppc64) 69 mkerrors="$mkerrors -maix64" 70 mksyscall="go run mksyscall_aix_ppc64.go -aix" 71 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 72 ;; 73darwin_amd64) 74 mkerrors="$mkerrors -m64" 75 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 76 mkasm="go run mkasm_darwin.go" 77 ;; 78darwin_arm64) 79 mkerrors="$mkerrors -m64" 80 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 81 mkasm="go run mkasm_darwin.go" 82 ;; 83dragonfly_amd64) 84 mkerrors="$mkerrors -m64" 85 mksyscall="go run mksyscall.go -dragonfly" 86 mksysnum="go run mksysnum.go 'https://gitweb.dragonflybsd.org/dragonfly.git/blob_plain/HEAD:/sys/kern/syscalls.master'" 87 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 88 ;; 89freebsd_386) 90 mkerrors="$mkerrors -m32" 91 mksyscall="go run mksyscall.go -l32" 92 mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/11/sys/kern/syscalls.master'" 93 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 94 ;; 95freebsd_amd64) 96 mkerrors="$mkerrors -m64" 97 mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/11/sys/kern/syscalls.master'" 98 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 99 ;; 100freebsd_arm) 101 mkerrors="$mkerrors" 102 mksyscall="go run mksyscall.go -l32 -arm" 103 mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/11/sys/kern/syscalls.master'" 104 # Let the type of C char be signed for making the bare syscall 105 # API consistent across platforms. 106 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char" 107 ;; 108freebsd_arm64) 109 mkerrors="$mkerrors -m64" 110 mksysnum="go run mksysnum.go 'https://svn.freebsd.org/base/stable/11/sys/kern/syscalls.master'" 111 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char" 112 ;; 113netbsd_386) 114 mkerrors="$mkerrors -m32" 115 mksyscall="go run mksyscall.go -l32 -netbsd" 116 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'" 117 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 118 ;; 119netbsd_amd64) 120 mkerrors="$mkerrors -m64" 121 mksyscall="go run mksyscall.go -netbsd" 122 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'" 123 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 124 ;; 125netbsd_arm) 126 mkerrors="$mkerrors" 127 mksyscall="go run mksyscall.go -l32 -netbsd -arm" 128 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'" 129 # Let the type of C char be signed for making the bare syscall 130 # API consistent across platforms. 131 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char" 132 ;; 133netbsd_arm64) 134 mkerrors="$mkerrors -m64" 135 mksyscall="go run mksyscall.go -netbsd" 136 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'" 137 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 138 ;; 139openbsd_386) 140 mkerrors="$mkerrors -m32" 141 mksyscall="go run mksyscall.go -l32 -openbsd" 142 mksysctl="go run mksysctl_openbsd.go" 143 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'" 144 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 145 ;; 146openbsd_amd64) 147 mkerrors="$mkerrors -m64" 148 mksyscall="go run mksyscall.go -openbsd" 149 mksysctl="go run mksysctl_openbsd.go" 150 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'" 151 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 152 ;; 153openbsd_arm) 154 mkerrors="$mkerrors" 155 mksyscall="go run mksyscall.go -l32 -openbsd -arm" 156 mksysctl="go run mksysctl_openbsd.go" 157 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'" 158 # Let the type of C char be signed for making the bare syscall 159 # API consistent across platforms. 160 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char" 161 ;; 162openbsd_arm64) 163 mkerrors="$mkerrors -m64" 164 mksyscall="go run mksyscall.go -openbsd" 165 mksysctl="go run mksysctl_openbsd.go" 166 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'" 167 # Let the type of C char be signed for making the bare syscall 168 # API consistent across platforms. 169 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char" 170 ;; 171openbsd_mips64) 172 mkerrors="$mkerrors -m64" 173 mksyscall="go run mksyscall.go -openbsd" 174 mksysctl="go run mksysctl_openbsd.go" 175 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'" 176 # Let the type of C char be signed for making the bare syscall 177 # API consistent across platforms. 178 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char" 179 ;; 180solaris_amd64) 181 mksyscall="go run mksyscall_solaris.go" 182 mkerrors="$mkerrors -m64" 183 mksysnum= 184 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 185 ;; 186illumos_amd64) 187 mksyscall="go run mksyscall_solaris.go" 188 mkerrors= 189 mksysnum= 190 mktypes="GOARCH=$GOARCH go tool cgo -godefs" 191 ;; 192*) 193 echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2 194 exit 1 195 ;; 196esac 197 198( 199 if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi 200 case "$GOOS" in 201 *) 202 syscall_goos="syscall_$GOOS.go" 203 case "$GOOS" in 204 darwin | dragonfly | freebsd | netbsd | openbsd) 205 syscall_goos="syscall_bsd.go $syscall_goos" 206 ;; 207 esac 208 if [ -n "$mksyscall" ]; then 209 if [ "$GOOSARCH" == "aix_ppc64" ]; then 210 # aix/ppc64 script generates files instead of writing to stdin. 211 echo "$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 " ; 212 elif [ "$GOOS" == "darwin" ]; then 213 # 1.12 and later, syscalls via libSystem 214 echo "$mksyscall -tags $GOOS,$GOARCH,go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go"; 215 # 1.13 and later, syscalls via libSystem (including syscallPtr) 216 echo "$mksyscall -tags $GOOS,$GOARCH,go1.13 syscall_darwin.1_13.go |gofmt >zsyscall_$GOOSARCH.1_13.go"; 217 elif [ "$GOOS" == "illumos" ]; then 218 # illumos code generation requires a --illumos switch 219 echo "$mksyscall -illumos -tags illumos,$GOARCH syscall_illumos.go |gofmt > zsyscall_illumos_$GOARCH.go"; 220 # illumos implies solaris, so solaris code generation is also required 221 echo "$mksyscall -tags solaris,$GOARCH syscall_solaris.go syscall_solaris_$GOARCH.go |gofmt >zsyscall_solaris_$GOARCH.go"; 222 else 223 echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go"; 224 fi 225 fi 226 esac 227 if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi 228 if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi 229 if [ -n "$mktypes" ]; then echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go"; fi 230 if [ -n "$mkasm" ]; then echo "$mkasm $GOARCH"; fi 231) | $run 232