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
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