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1 #!/usr/bin/env bash
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2 # Copyright 2009 The Go Authors. All rights reserved.
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3 # Use of this source code is governed by a BSD-style
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4 # license that can be found in the LICENSE file.
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5
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6 # This script runs or (given -n) prints suggested commands to generate files for
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7 # the Architecture/OS specified by the GOARCH and GOOS environment variables.
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8 # See README.md for more information about how the build system works.
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9
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10 GOOSARCH="${GOOS}_${GOARCH}"
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11
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12 # defaults
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13 mksyscall="go run mksyscall.go"
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14 mkerrors="./mkerrors.sh"
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15 zerrors="zerrors_$GOOSARCH.go"
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16 mksysctl=""
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17 zsysctl="zsysctl_$GOOSARCH.go"
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18 mksysnum=
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19 mktypes=
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20 mkasm=
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21 run="sh"
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22 cmd=""
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23
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24 case "$1" in
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25 -syscalls)
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26 for i in zsyscall*go
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27 do
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28 # Run the command line that appears in the first line
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29 # of the generated file to regenerate it.
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30 sed 1q $i | sed 's;^// ;;' | sh > _$i && gofmt < _$i > $i
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31 rm _$i
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32 done
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33 exit 0
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34 ;;
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35 -n)
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36 run="cat"
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37 cmd="echo"
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38 shift
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39 esac
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40
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41 case "$#" in
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42 0)
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43 ;;
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44 *)
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45 echo 'usage: mkall.sh [-n]' 1>&2
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46 exit 2
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47 esac
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48
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49 if [[ "$GOOS" = "linux" ]]; then
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50 # Use the Docker-based build system
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51 # Files generated through docker (use $cmd so you can Ctl-C the build or run)
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52 $cmd docker build --tag generate:$GOOS $GOOS
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53 $cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")/.." && /bin/pwd):/build generate:$GOOS
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54 exit
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55 fi
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56
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57 GOOSARCH_in=syscall_$GOOSARCH.go
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58 case "$GOOSARCH" in
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59 _* | *_ | _)
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60 echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
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61 exit 1
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62 ;;
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63 aix_ppc)
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64 mkerrors="$mkerrors -maix32"
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65 mksyscall="go run mksyscall_aix_ppc.go -aix"
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66 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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67 ;;
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68 aix_ppc64)
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69 mkerrors="$mkerrors -maix64"
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70 mksyscall="go run mksyscall_aix_ppc64.go -aix"
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71 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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72 ;;
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73 darwin_amd64)
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74 mkerrors="$mkerrors -m64"
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75 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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76 mkasm="go run mkasm_darwin.go"
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77 ;;
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78 darwin_arm64)
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79 mkerrors="$mkerrors -m64"
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80 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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81 mkasm="go run mkasm_darwin.go"
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82 ;;
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83 dragonfly_amd64)
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84 mkerrors="$mkerrors -m64"
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85 mksyscall="go run mksyscall.go -dragonfly"
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86 mksysnum="go run mksysnum.go 'https://gitweb.dragonflybsd.org/dragonfly.git/blob_plain/HEAD:/sys/kern/syscalls.master'"
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87 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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88 ;;
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89 freebsd_386)
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90 mkerrors="$mkerrors -m32"
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91 mksyscall="go run mksyscall.go -l32"
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92 mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
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93 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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94 ;;
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95 freebsd_amd64)
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96 mkerrors="$mkerrors -m64"
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97 mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
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98 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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99 ;;
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100 freebsd_arm)
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101 mkerrors="$mkerrors"
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102 mksyscall="go run mksyscall.go -l32 -arm"
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103 mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
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104 # Let the type of C char be signed for making the bare syscall
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105 # API consistent across platforms.
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106 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
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107 ;;
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108 freebsd_arm64)
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109 mkerrors="$mkerrors -m64"
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110 mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
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111 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
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112 ;;
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113 freebsd_riscv64)
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114 mkerrors="$mkerrors -m64"
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115 mksysnum="go run mksysnum.go 'https://cgit.freebsd.org/src/plain/sys/kern/syscalls.master?h=stable/12'"
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116 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
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117 ;;
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118 netbsd_386)
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119 mkerrors="$mkerrors -m32"
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120 mksyscall="go run mksyscall.go -l32 -netbsd"
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121 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
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122 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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123 ;;
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124 netbsd_amd64)
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125 mkerrors="$mkerrors -m64"
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126 mksyscall="go run mksyscall.go -netbsd"
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127 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
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128 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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129 ;;
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130 netbsd_arm)
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131 mkerrors="$mkerrors"
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132 mksyscall="go run mksyscall.go -l32 -netbsd -arm"
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133 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
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134 # Let the type of C char be signed for making the bare syscall
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135 # API consistent across platforms.
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136 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
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137 ;;
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138 netbsd_arm64)
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139 mkerrors="$mkerrors -m64"
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140 mksyscall="go run mksyscall.go -netbsd"
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141 mksysnum="go run mksysnum.go 'http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master'"
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142 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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143 ;;
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144 openbsd_386)
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145 mkerrors="$mkerrors -m32"
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146 mksyscall="go run mksyscall.go -l32 -openbsd"
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147 mksysctl="go run mksysctl_openbsd.go"
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148 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
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149 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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150 ;;
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151 openbsd_amd64)
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152 mkerrors="$mkerrors -m64"
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153 mksyscall="go run mksyscall.go -openbsd"
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154 mksysctl="go run mksysctl_openbsd.go"
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155 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
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156 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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157 ;;
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158 openbsd_arm)
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159 mkerrors="$mkerrors"
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160 mksyscall="go run mksyscall.go -l32 -openbsd -arm"
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161 mksysctl="go run mksysctl_openbsd.go"
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162 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
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163 # Let the type of C char be signed for making the bare syscall
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164 # API consistent across platforms.
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165 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
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166 ;;
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167 openbsd_arm64)
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168 mkerrors="$mkerrors -m64"
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169 mksyscall="go run mksyscall.go -openbsd"
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170 mksysctl="go run mksysctl_openbsd.go"
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171 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
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172 # Let the type of C char be signed for making the bare syscall
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173 # API consistent across platforms.
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174 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
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175 ;;
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176 openbsd_mips64)
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177 mkerrors="$mkerrors -m64"
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178 mksyscall="go run mksyscall.go -openbsd"
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179 mksysctl="go run mksysctl_openbsd.go"
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180 mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
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181 # Let the type of C char be signed for making the bare syscall
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182 # API consistent across platforms.
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183 mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
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184 ;;
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185 solaris_amd64)
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186 mksyscall="go run mksyscall_solaris.go"
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187 mkerrors="$mkerrors -m64"
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188 mksysnum=
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189 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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190 ;;
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191 illumos_amd64)
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192 mksyscall="go run mksyscall_solaris.go"
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193 mkerrors=
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194 mksysnum=
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195 mktypes="GOARCH=$GOARCH go tool cgo -godefs"
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196 ;;
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197 *)
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198 echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2
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199 exit 1
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200 ;;
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201 esac
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202
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203 (
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204 if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi
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205 case "$GOOS" in
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206 *)
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207 syscall_goos="syscall_$GOOS.go"
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208 case "$GOOS" in
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209 darwin | dragonfly | freebsd | netbsd | openbsd)
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210 syscall_goos="syscall_bsd.go $syscall_goos"
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211 ;;
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212 esac
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213 if [ -n "$mksyscall" ]; then
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214 if [ "$GOOSARCH" == "aix_ppc64" ]; then
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215 # aix/ppc64 script generates files instead of writing to stdin.
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216 echo "$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 " ;
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217 elif [ "$GOOS" == "darwin" ]; then
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218 # 1.12 and later, syscalls via libSystem
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219 echo "$mksyscall -tags $GOOS,$GOARCH,go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
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220 # 1.13 and later, syscalls via libSystem (including syscallPtr)
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221 echo "$mksyscall -tags $GOOS,$GOARCH,go1.13 syscall_darwin.1_13.go |gofmt >zsyscall_$GOOSARCH.1_13.go";
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222 elif [ "$GOOS" == "illumos" ]; then
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223 # illumos code generation requires a --illumos switch
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224 echo "$mksyscall -illumos -tags illumos,$GOARCH syscall_illumos.go |gofmt > zsyscall_illumos_$GOARCH.go";
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225 # illumos implies solaris, so solaris code generation is also required
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226 echo "$mksyscall -tags solaris,$GOARCH syscall_solaris.go syscall_solaris_$GOARCH.go |gofmt >zsyscall_solaris_$GOARCH.go";
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227 else
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228 echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
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229 fi
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230 fi
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231 esac
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232 if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
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233 if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
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234 if [ -n "$mktypes" ]; then echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go"; fi
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235 if [ -n "$mkasm" ]; then echo "$mkasm $GOARCH"; fi
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236 ) | $run
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