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	set -e
 53	$cmd docker build --tag generate:$GOOS $GOOS
 54	$cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")/.." && pwd):/build generate:$GOOS
 55	exit
 56fi
 57
 58GOOSARCH_in=syscall_$GOOSARCH.go
 59case "$GOOSARCH" in
 60_* | *_ | _)
 61	echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
 62	exit 1
 63	;;
 64aix_ppc)
 65	mkerrors="$mkerrors -maix32"
 66	mksyscall="go run mksyscall_aix_ppc.go -aix"
 67	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 68	;;
 69aix_ppc64)
 70	mkerrors="$mkerrors -maix64"
 71	mksyscall="go run mksyscall_aix_ppc64.go -aix"
 72	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 73	;;
 74darwin_amd64)
 75	mkerrors="$mkerrors -m64"
 76	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 77	mkasm="go run mkasm.go"
 78	;;
 79darwin_arm64)
 80	mkerrors="$mkerrors -m64"
 81	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 82	mkasm="go run mkasm.go"
 83	;;
 84dragonfly_amd64)
 85	mkerrors="$mkerrors -m64"
 86	mksyscall="go run mksyscall.go -dragonfly"
 87	mksysnum="go run mksysnum.go 'https://gitweb.dragonflybsd.org/dragonfly.git/blob_plain/HEAD:/sys/kern/syscalls.master'"
 88	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 89	;;
 90freebsd_386)
 91	mkerrors="$mkerrors -m32"
 92	mksyscall="go run mksyscall.go -l32"
 93	mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
 94	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 95	;;
 96freebsd_amd64)
 97	mkerrors="$mkerrors -m64"
 98	mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
 99	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
100	;;
101freebsd_arm)
102	mkerrors="$mkerrors"
103	mksyscall="go run mksyscall.go -l32 -arm"
104	mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
105	# Let the type of C char be signed for making the bare syscall
106	# API consistent across platforms.
107	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
108	;;
109freebsd_arm64)
110	mkerrors="$mkerrors -m64"
111	mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
112	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
113	;;
114freebsd_riscv64)
115	mkerrors="$mkerrors -m64"
116	mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
117	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
118	;;
119netbsd_386)
120	mkerrors="$mkerrors -m32"
121	mksyscall="go run mksyscall.go -l32 -netbsd"
122	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
123	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
124	;;
125netbsd_amd64)
126	mkerrors="$mkerrors -m64"
127	mksyscall="go run mksyscall.go -netbsd"
128	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
129	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
130	;;
131netbsd_arm)
132	mkerrors="$mkerrors"
133	mksyscall="go run mksyscall.go -l32 -netbsd -arm"
134	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
135	# Let the type of C char be signed for making the bare syscall
136	# API consistent across platforms.
137	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
138	;;
139netbsd_arm64)
140	mkerrors="$mkerrors -m64"
141	mksyscall="go run mksyscall.go -netbsd"
142	mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
143	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
144	;;
145openbsd_386)
146	mkasm="go run mkasm.go"
147	mkerrors="$mkerrors -m32"
148	mksyscall="go run mksyscall.go -l32 -openbsd -libc"
149	mksysctl="go run mksysctl_openbsd.go"
150	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
151	;;
152openbsd_amd64)
153	mkasm="go run mkasm.go"
154	mkerrors="$mkerrors -m64"
155	mksyscall="go run mksyscall.go -openbsd -libc"
156	mksysctl="go run mksysctl_openbsd.go"
157	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
158	;;
159openbsd_arm)
160	mkasm="go run mkasm.go"
161	mkerrors="$mkerrors"
162	mksyscall="go run mksyscall.go -l32 -openbsd -arm -libc"
163	mksysctl="go run mksysctl_openbsd.go"
164	# Let the type of C char be signed for making the bare syscall
165	# API consistent across platforms.
166	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
167	;;
168openbsd_arm64)
169	mkasm="go run mkasm.go"
170	mkerrors="$mkerrors -m64"
171	mksyscall="go run mksyscall.go -openbsd -libc"
172	mksysctl="go run mksysctl_openbsd.go"
173	# Let the type of C char be signed for making the bare syscall
174	# API consistent across platforms.
175	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
176	;;
177openbsd_mips64)
178	mkasm="go run mkasm.go"
179	mkerrors="$mkerrors -m64"
180	mksyscall="go run mksyscall.go -openbsd -libc"
181	mksysctl="go run mksysctl_openbsd.go"
182	# Let the type of C char be signed for making the bare syscall
183	# API consistent across platforms.
184	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
185	;;
186openbsd_ppc64)
187	mkasm="go run mkasm.go"
188	mkerrors="$mkerrors -m64"
189	mksyscall="go run mksyscall.go -openbsd -libc"
190	mksysctl="go run mksysctl_openbsd.go"
191	# Let the type of C char be signed for making the bare syscall
192	# API consistent across platforms.
193	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
194	;;
195openbsd_riscv64)
196	mkasm="go run mkasm.go"
197	mkerrors="$mkerrors -m64"
198	mksyscall="go run mksyscall.go -openbsd -libc"
199	mksysctl="go run mksysctl_openbsd.go"
200	# Let the type of C char be signed for making the bare syscall
201	# API consistent across platforms.
202	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
203	;;
204solaris_amd64)
205	mksyscall="go run mksyscall_solaris.go"
206	mkerrors="$mkerrors -m64"
207	mksysnum=
208	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
209	;;
210illumos_amd64)
211        mksyscall="go run mksyscall_solaris.go"
212	mkerrors=
213	mksysnum=
214	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
215	;;
216*)
217	echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2
218	exit 1
219	;;
220esac
221
222(
223	if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi
224	case "$GOOS" in
225	*)
226		syscall_goos="syscall_$GOOS.go"
227		case "$GOOS" in
228		darwin | dragonfly | freebsd | netbsd | openbsd)
229			syscall_goos="syscall_bsd.go $syscall_goos"
230			;;
231		esac
232		if [ -n "$mksyscall" ]; then
233			if [ "$GOOSARCH" == "aix_ppc64" ]; then
234				# aix/ppc64 script generates files instead of writing to stdin.
235				echo "$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 " ;
236			elif [ "$GOOS" == "illumos" ]; then
237			        # illumos code generation requires a --illumos switch
238			        echo "$mksyscall -illumos -tags illumos,$GOARCH syscall_illumos.go |gofmt > zsyscall_illumos_$GOARCH.go";
239			        # illumos implies solaris, so solaris code generation is also required
240				echo "$mksyscall -tags solaris,$GOARCH syscall_solaris.go syscall_solaris_$GOARCH.go |gofmt >zsyscall_solaris_$GOARCH.go";
241			else
242				echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
243			fi
244		fi
245	esac
246	if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
247	if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
248	if [ -n "$mktypes" ]; then echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go"; fi
249	if [ -n "$mkasm" ]; then echo "$mkasm $GOOS $GOARCH"; fi
250) | $run