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
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