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="./mksyscall.pl"
 14mkerrors="./mkerrors.sh"
 15zerrors="zerrors_$GOOSARCH.go"
 16mksysctl=""
 17zsysctl="zsysctl_$GOOSARCH.go"
 18mksysnum=
 19mktypes=
 20run="sh"
 21cmd=""
 22
 23case "$1" in
 24-syscalls)
 25	for i in zsyscall*go
 26	do
 27		# Run the command line that appears in the first line
 28		# of the generated file to regenerate it.
 29		sed 1q $i | sed 's;^// ;;' | sh > _$i && gofmt < _$i > $i
 30		rm _$i
 31	done
 32	exit 0
 33	;;
 34-n)
 35	run="cat"
 36	cmd="echo"
 37	shift
 38esac
 39
 40case "$#" in
 410)
 42	;;
 43*)
 44	echo 'usage: mkall.sh [-n]' 1>&2
 45	exit 2
 46esac
 47
 48if [[ "$GOOS" = "linux" ]] && [[ "$GOARCH" != "sparc64" ]]; then
 49	# Use then new build system
 50	# Files generated through docker (use $cmd so you can Ctl-C the build or run)
 51	$cmd docker build --tag generate:$GOOS $GOOS
 52	$cmd docker run --interactive --tty --volume $(dirname "$(readlink -f "$0")"):/build generate:$GOOS
 53	exit
 54fi
 55
 56GOOSARCH_in=syscall_$GOOSARCH.go
 57case "$GOOSARCH" in
 58_* | *_ | _)
 59	echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
 60	exit 1
 61	;;
 62darwin_386)
 63	mkerrors="$mkerrors -m32"
 64	mksyscall="./mksyscall.pl -l32"
 65	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
 66	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 67	;;
 68darwin_amd64)
 69	mkerrors="$mkerrors -m64"
 70	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
 71	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 72	;;
 73darwin_arm)
 74	mkerrors="$mkerrors"
 75	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
 76	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 77	;;
 78darwin_arm64)
 79	mkerrors="$mkerrors -m64"
 80	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
 81	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 82	;;
 83dragonfly_amd64)
 84	mkerrors="$mkerrors -m64"
 85	mksyscall="./mksyscall.pl -dragonfly"
 86	mksysnum="curl -s 'http://gitweb.dragonflybsd.org/dragonfly.git/blob_plain/HEAD:/sys/kern/syscalls.master' | ./mksysnum_dragonfly.pl"
 87	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 88	;;
 89freebsd_386)
 90	mkerrors="$mkerrors -m32"
 91	mksyscall="./mksyscall.pl -l32"
 92	mksysnum="curl -s 'http://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master' | ./mksysnum_freebsd.pl"
 93	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 94	;;
 95freebsd_amd64)
 96	mkerrors="$mkerrors -m64"
 97	mksysnum="curl -s 'http://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master' | ./mksysnum_freebsd.pl"
 98	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 99	;;
100freebsd_arm)
101	mkerrors="$mkerrors"
102	mksyscall="./mksyscall.pl -l32 -arm"
103	mksysnum="curl -s 'http://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master' | ./mksysnum_freebsd.pl"
104	# Let the type of C char be signed for making the bare syscall
105	# API consistent across platforms.
106	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
107	;;
108linux_sparc64)
109	GOOSARCH_in=syscall_linux_sparc64.go
110	unistd_h=/usr/include/sparc64-linux-gnu/asm/unistd.h
111	mkerrors="$mkerrors -m64"
112	mksysnum="./mksysnum_linux.pl $unistd_h"
113	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
114	;;
115netbsd_386)
116	mkerrors="$mkerrors -m32"
117	mksyscall="./mksyscall.pl -l32 -netbsd"
118	mksysnum="curl -s 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master' | ./mksysnum_netbsd.pl"
119	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
120	;;
121netbsd_amd64)
122	mkerrors="$mkerrors -m64"
123	mksyscall="./mksyscall.pl -netbsd"
124	mksysnum="curl -s 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master' | ./mksysnum_netbsd.pl"
125	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
126	;;
127netbsd_arm)
128	mkerrors="$mkerrors"
129	mksyscall="./mksyscall.pl -l32 -netbsd -arm"
130	mksysnum="curl -s 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master' | ./mksysnum_netbsd.pl"
131	# Let the type of C char be signed for making the bare syscall
132	# API consistent across platforms.
133	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
134	;;
135openbsd_386)
136	mkerrors="$mkerrors -m32"
137	mksyscall="./mksyscall.pl -l32 -openbsd"
138	mksysctl="./mksysctl_openbsd.pl"
139	mksysnum="curl -s 'http://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master' | ./mksysnum_openbsd.pl"
140	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
141	;;
142openbsd_amd64)
143	mkerrors="$mkerrors -m64"
144	mksyscall="./mksyscall.pl -openbsd"
145	mksysctl="./mksysctl_openbsd.pl"
146	mksysnum="curl -s 'http://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master' | ./mksysnum_openbsd.pl"
147	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
148	;;
149openbsd_arm)
150	mkerrors="$mkerrors"
151	mksyscall="./mksyscall.pl -l32 -openbsd -arm"
152	mksysctl="./mksysctl_openbsd.pl"
153	mksysnum="curl -s 'http://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master' | ./mksysnum_openbsd.pl"
154	# Let the type of C char be signed for making the bare syscall
155	# API consistent across platforms.
156	mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
157	;;
158solaris_amd64)
159	mksyscall="./mksyscall_solaris.pl"
160	mkerrors="$mkerrors -m64"
161	mksysnum=
162	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
163	;;
164*)
165	echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2
166	exit 1
167	;;
168esac
169
170(
171	if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi
172	case "$GOOS" in
173	*)
174		syscall_goos="syscall_$GOOS.go"
175		case "$GOOS" in
176		darwin | dragonfly | freebsd | netbsd | openbsd)
177			syscall_goos="syscall_bsd.go $syscall_goos"
178			;;
179		esac
180		if [ -n "$mksyscall" ]; then echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go"; fi
181		;;
182	esac
183	if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
184	if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
185	if [ -n "$mktypes" ]; then
186		echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go";
187	fi
188) | $run