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 -- "$0")/.." && pwd):/build generate:$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=$GOARCH go tool cgo -godefs"
 76	mkasm="go run mkasm.go"
 77	;;
 78darwin_arm64)
 79	mkerrors="$mkerrors -m64"
 80	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 81	mkasm="go run mkasm.go"
 82	;;
 83dragonfly_amd64)
 84	mkerrors="$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://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
 93	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 94	;;
 95freebsd_amd64)
 96	mkerrors="$mkerrors -m64"
 97	mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
 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://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
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://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
111	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
112	;;
113freebsd_riscv64)
114	mkerrors="$mkerrors -m64"
115	mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
116	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
117	;;
118netbsd_386)
119	mkerrors="$mkerrors -m32"
120	mksyscall="go run mksyscall.go -l32 -netbsd"
121	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
122	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
123	;;
124netbsd_amd64)
125	mkerrors="$mkerrors -m64"
126	mksyscall="go run mksyscall.go -netbsd"
127	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
128	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
129	;;
130netbsd_arm)
131	mkerrors="$mkerrors"
132	mksyscall="go run mksyscall.go -l32 -netbsd -arm"
133	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
134	# Let the type of C char be signed for making the bare syscall
135	# API consistent across platforms.
136	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
137	;;
138netbsd_arm64)
139	mkerrors="$mkerrors -m64"
140	mksyscall="go run mksyscall.go -netbsd"
141	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
142	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
143	;;
144openbsd_386)
145	mkasm="go run mkasm.go"
146	mkerrors="$mkerrors -m32"
147	mksyscall="go run mksyscall.go -l32 -openbsd -libc"
148	mksysctl="go run mksysctl_openbsd.go"
149	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
150	;;
151openbsd_amd64)
152	mkasm="go run mkasm.go"
153	mkerrors="$mkerrors -m64"
154	mksyscall="go run mksyscall.go -openbsd -libc"
155	mksysctl="go run mksysctl_openbsd.go"
156	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
157	;;
158openbsd_arm)
159	mkasm="go run mkasm.go"
160	mkerrors="$mkerrors"
161	mksyscall="go run mksyscall.go -l32 -openbsd -arm -libc"
162	mksysctl="go run mksysctl_openbsd.go"
163	# Let the type of C char be signed for making the bare syscall
164	# API consistent across platforms.
165	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
166	;;
167openbsd_arm64)
168	mkasm="go run mkasm.go"
169	mkerrors="$mkerrors -m64"
170	mksyscall="go run mksyscall.go -openbsd -libc"
171	mksysctl="go run mksysctl_openbsd.go"
172	# Let the type of C char be signed for making the bare syscall
173	# API consistent across platforms.
174	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
175	;;
176openbsd_mips64)
177	mkasm="go run mkasm.go"
178	mkerrors="$mkerrors -m64"
179	mksyscall="go run mksyscall.go -openbsd -libc"
180	mksysctl="go run mksysctl_openbsd.go"
181	# Let the type of C char be signed for making the bare syscall
182	# API consistent across platforms.
183	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
184	;;
185openbsd_ppc64)
186	mkasm="go run mkasm.go"
187	mkerrors="$mkerrors -m64"
188	mksyscall="go run mksyscall.go -openbsd -libc"
189	mksysctl="go run mksysctl_openbsd.go"
190	# Let the type of C char be signed for making the bare syscall
191	# API consistent across platforms.
192	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
193	;;
194openbsd_riscv64)
195	mkasm="go run mkasm.go"
196	mkerrors="$mkerrors -m64"
197	mksyscall="go run mksyscall.go -openbsd -libc"
198	mksysctl="go run mksysctl_openbsd.go"
199	# Let the type of C char be signed for making the bare syscall
200	# API consistent across platforms.
201	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
202	;;
203solaris_amd64)
204	mksyscall="go run mksyscall_solaris.go"
205	mkerrors="$mkerrors -m64"
206	mksysnum=
207	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
208	;;
209illumos_amd64)
210        mksyscall="go run mksyscall_solaris.go"
211	mkerrors=
212	mksysnum=
213	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
214	;;
215*)
216	echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2
217	exit 1
218	;;
219esac
220
221(
222	if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi
223	case "$GOOS" in
224	*)
225		syscall_goos="syscall_$GOOS.go"
226		case "$GOOS" in
227		darwin | dragonfly | freebsd | netbsd | openbsd)
228			syscall_goos="syscall_bsd.go $syscall_goos"
229			;;
230		esac
231		if [ -n "$mksyscall" ]; then
232			if [ "$GOOSARCH" == "aix_ppc64" ]; then
233				# aix/ppc64 script generates files instead of writing to stdin.
234				echo "$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 " ;
235			elif [ "$GOOS" == "illumos" ]; then
236			        # illumos code generation requires a --illumos switch
237			        echo "$mksyscall -illumos -tags illumos,$GOARCH syscall_illumos.go |gofmt > zsyscall_illumos_$GOARCH.go";
238			        # illumos implies solaris, so solaris code generation is also required
239				echo "$mksyscall -tags solaris,$GOARCH syscall_solaris.go syscall_solaris_$GOARCH.go |gofmt >zsyscall_solaris_$GOARCH.go";
240			else
241				echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
242			fi
243		fi
244	esac
245	if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
246	if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
247	if [ -n "$mktypes" ]; then echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go"; fi
248	if [ -n "$mkasm" ]; then echo "$mkasm $GOOS $GOARCH"; fi
249) | $run