github.com/Aayushi-Bansal/sys@v0.0.0-20180118120756-90d962a959d8/unix/mkall.sh (about)

     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  
    10  GOOSARCH="${GOOS}_${GOARCH}"
    11  
    12  # defaults
    13  mksyscall="./mksyscall.pl"
    14  mkerrors="./mkerrors.sh"
    15  zerrors="zerrors_$GOOSARCH.go"
    16  mksysctl=""
    17  zsysctl="zsysctl_$GOOSARCH.go"
    18  mksysnum=
    19  mktypes=
    20  run="sh"
    21  cmd=""
    22  
    23  case "$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
    38  esac
    39  
    40  case "$#" in
    41  0)
    42  	;;
    43  *)
    44  	echo 'usage: mkall.sh [-n]' 1>&2
    45  	exit 2
    46  esac
    47  
    48  if [[ "$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
    54  fi
    55  
    56  GOOSARCH_in=syscall_$GOOSARCH.go
    57  case "$GOOSARCH" in
    58  _* | *_ | _)
    59  	echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
    60  	exit 1
    61  	;;
    62  darwin_386)
    63  	mkerrors="$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  	;;
    68  darwin_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  	;;
    73  darwin_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  	;;
    78  darwin_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  	;;
    83  dragonfly_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  	;;
    89  freebsd_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  	;;
    95  freebsd_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  	;;
   100  freebsd_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  	;;
   108  linux_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  	;;
   115  netbsd_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  	;;
   121  netbsd_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  	;;
   127  netbsd_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  	;;
   135  openbsd_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  	;;
   142  openbsd_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  	;;
   149  openbsd_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  	;;
   158  solaris_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: ' "$GOOSARCH" 1>&2
   166  	exit 1
   167  	;;
   168  esac
   169  
   170  (
   171  	if [ -n "$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