【golang】从源代码编译golang编译器

朱雀 2022-10-12 01:04 285阅读 0赞

### 文章目录 ###

*  系统信息
 *  下载并编译go1.4用作bootstrap编译器
 *  下载golang源代码
 *  编译最新的golang
 *  检查golang编译版本信息
 *  编译一个简单的go程序

# 系统信息 #

tsu5@hhvm-clx-atom:~/tony$ cat /etc/*release

> DISTRIB\_ID=Ubuntu  
> DISTRIB\_RELEASE=18.04  
> DISTRIB\_CODENAME=bionic  
> DISTRIB\_DESCRIPTION=“Ubuntu 18.04.5 LTS”  
> NAME=“Ubuntu”  
> VERSION=“18.04.5 LTS (Bionic Beaver)”  
> ID=ubuntu  
> ID\_LIKE=debian  
> PRETTY\_NAME=“Ubuntu 18.04.5 LTS”  
> VERSION\_ID=“18.04”  
> HOME\_URL=“https://www.ubuntu.com/”  
> SUPPORT\_URL=“https://help.ubuntu.com/”  
> BUG\_REPORT\_URL=“https://bugs.launchpad.net/ubuntu/”  
> PRIVACY\_POLICY\_URL=“https://www.ubuntu.com/legal/terms-and-policies/privacy-policy”  
> VERSION\_CODENAME=bionic  
> UBUNTU\_CODENAME=bionic

tsu5@hhvm-clx-atom:~/tony$ gcc --version

> gcc (Ubuntu 10.1.0-2ubuntu1~18.04) 10.1.0  
> Copyright © 2020 Free Software Foundation, Inc.  
> This is free software; see the source for copying conditions. There is NO  
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

tsu5@hhvm-clx-atom:~/tony$ g++ --version

> g++ (Ubuntu 10.1.0-2ubuntu1~18.04) 10.1.0  
> Copyright © 2020 Free Software Foundation, Inc.  
> This is free software; see the source for copying conditions. There is NO  
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

# 下载并编译go1.4用作bootstrap编译器 #

$ cd ~/tony
    $ wget https://dl.google.com/go/go1.4-bootstrap-20171003.tar.gz
    $ tar xvf go1.4-bootstrap-20171003.tar.gz
    # 解压后的目录名为go，将其改为go1.4
    $ mv go go1.4
    $ export CGO_ENABLED=0
    $ cd go1.4/src
    $ ./make.bash
    
    # 编译完成后，go/gofmt会被安装到go1.4/bin目录
    tsu5@hhvm-clx-atom:~/tony/go1.4/bin$ ls -l
    total 12840
    -rwxr-xr-x 1 tsu5 tsu5 9550864 Jul  2 10:02 go
    -rwxr-xr-x 1 tsu5 tsu5 3596112 Jul  2 10:02 gofmt
    
    # 我们将使用这个go1.4版本的编译器编译出最新的go编译器
    tsu5@hhvm-clx-atom:~/tony/go1.4/bin$ ./go version
    go version go1.4-bootstrap-20170531 linux/amd64

# 下载golang源代码 #

$ cd ~/tony
    # 注意：clone是指定代码库目录名为goroot
    # 新编译出来的golang编译器将会被安装在goroot/bin目录
    $ git clone https://go.googlesource.com/go goroot
    $ cd goroot/src
    # 不要忘记设置这个环境变量
    $ export GOROOT_BOOTSTRAP=/home/tsu5/tony/go1.4

# 编译最新的golang #

tsu5@hhvm-clx-atom:~/tony/goroot/src$ ./all.bash

Building Go cmd/dist using /home/tsu5/tony/go1.4/. (go1.4-bootstrap-20170531 linux/amd64)
    Building Go toolchain1 using /home/tsu5/tony/go1.4/.
    Building Go bootstrap cmd/go (go_bootstrap) using Go toolchain1.
    Building Go toolchain2 using go_bootstrap and Go toolchain1.
    Building Go toolchain3 using go_bootstrap and Go toolchain2.
    Building packages and commands for linux/amd64.
    
    ##### Testing packages.
    ok      archive/tar     0.128s
    ok      archive/zip     0.187s
    ok      bufio   0.089s
    ok      bytes   0.225s
    ok      compress/bzip2  0.090s
    ok      compress/flate  0.698s
    ok      compress/gzip   0.062s
    ok      compress/lzw    0.028s
    ok      compress/zlib   0.064s
    ok      container/heap  0.037s
    ok      container/list  0.034s
    ok      container/ring  0.020s
    ok      context 0.034s
    ok      crypto  0.047s
    ok      crypto/aes      0.040s
    ok      crypto/cipher   0.022s
    ok      crypto/des      0.025s
    ok      crypto/dsa      0.030s
    ok      crypto/ecdsa    0.030s
    ok      crypto/ed25519  0.118s
    ok      crypto/ed25519/internal/edwards25519    6.956s
    ok      crypto/ed25519/internal/edwards25519/field      3.132s
    ok      crypto/elliptic 0.158s
    ok      crypto/elliptic/internal/fiat   0.005s
    ok      crypto/hmac     0.022s
    ok      crypto/internal/subtle  0.020s
    ok      crypto/md5      0.038s
    ok      crypto/rand     0.031s
    ok      crypto/rc4      0.057s
    ok      crypto/rsa      0.144s
    ok      crypto/sha1     0.068s
    ok      crypto/sha256   0.059s
    ok      crypto/sha512   0.036s
    ok      crypto/subtle   0.027s
    ok      crypto/tls      0.648s
    ok      crypto/x509     0.639s
    ok      database/sql    0.701s
    ok      database/sql/driver     0.079s
    ok      debug/dwarf     0.041s
    ok      debug/elf       0.031s
    ok      debug/gosym     0.078s
    ok      debug/macho     0.040s
    ok      debug/pe        0.042s
    ok      debug/plan9obj  0.021s
    ok      embed/internal/embedtest        0.023s
    ok      encoding/ascii85        0.015s
    ok      encoding/asn1   0.045s
    ok      encoding/base32 0.098s
    ok      encoding/base64 0.016s
    ok      encoding/binary 0.109s
    ok      encoding/csv    0.024s
    ok      encoding/gob    0.058s
    ok      encoding/hex    0.112s
    ok      encoding/json   0.227s
    ok      encoding/pem    0.119s
    ok      encoding/xml    0.124s
    ok      errors  0.082s
    ok      expvar  0.057s
    ok      flag    0.141s
    ok      fmt     0.150s
    ok      go/ast  0.040s
    ok      go/build        1.369s
    ok      go/build/constraint     0.030s
    ok      go/constant     0.052s
    ok      go/doc  0.118s
    ok      go/format       0.046s
    ok      go/importer     0.239s
    ok      go/internal/gccgoimporter       0.090s
    ok      go/internal/gcimporter  0.715s
    ok      go/internal/srcimporter 0.879s
    ok      go/parser       0.038s
    ok      go/printer      0.397s
    ok      go/scanner      0.083s
    ok      go/token        0.078s
    ok      go/types        2.710s
    ok      hash    0.054s
    ok      hash/adler32    0.111s
    ok      hash/crc32      0.030s
    ok      hash/crc64      0.102s
    ok      hash/fnv        0.067s
    ok      hash/maphash    0.229s
    ok      html    0.083s
    ok      html/template   0.170s
    ok      image   0.124s
    ok      image/color     0.078s
    ok      image/draw      0.111s
    ok      image/gif       0.394s
    ok      image/jpeg      0.278s
    ok      image/png       0.153s
    ok      index/suffixarray       0.393s
    ok      internal/abi    0.247s
    ok      internal/cpu    0.077s
    ok      internal/execabs        0.065s
    ok      internal/fmtsort        0.078s
    ok      internal/itoa   0.059s
    ok      internal/poll   0.201s
    ok      internal/profile        0.092s
    ok      internal/reflectlite    0.206s
    ok      internal/singleflight   0.088s
    ok      internal/trace  0.140s
    ok      internal/unsafeheader   0.070s
    ok      internal/xcoff  0.048s
    ok      io      0.104s
    ok      io/fs   0.067s
    ok      io/ioutil       0.083s
    ok      log     0.033s
    ok      log/syslog      1.357s
    ok      math    0.085s
    ok      math/big        1.636s
    ok      math/bits       0.067s
    ok      math/cmplx      0.042s
    ok      math/rand       0.204s
    ok      mime    0.065s
    ok      mime/multipart  0.256s
    ok      mime/quotedprintable    0.143s
    ok      net     4.120s
    ok      net/http        10.202s
    ok      net/http/cgi    1.036s
    ok      net/http/cookiejar      0.051s
    ok      net/http/fcgi   0.189s
    ok      net/http/httptest       0.128s
    ok      net/http/httptrace      0.046s
    ok      net/http/httputil       0.226s
    ok      net/http/internal       0.098s
    ok      net/http/internal/ascii 0.123s
    ok      net/http/pprof  5.207s
    ok      net/internal/socktest   0.074s
    ok      net/mail        0.068s
    ok      net/rpc 0.102s
    ok      net/rpc/jsonrpc 0.085s
    ok      net/smtp        0.100s
    ok      net/textproto   0.077s
    ok      net/url 0.037s
    ok      os      1.585s
    ok      os/exec 0.931s
    ok      os/signal       2.769s
    ok      os/user 0.040s
    ok      path    0.054s
    ok      path/filepath   0.043s
    ok      plugin  0.100s
    ok      reflect 0.554s
    ok      regexp  0.206s
    ok      regexp/syntax   0.567s
    ok      runtime 26.466s
    ok      runtime/debug   0.178s
    ok      runtime/internal/atomic 0.126s
    ok      runtime/internal/math   0.044s
    ok      runtime/internal/sys    0.090s
    ok      runtime/metrics 0.046s
    ok      runtime/pprof   4.205s
    ok      runtime/trace   1.312s
    ok      sort    0.128s
    ok      strconv 0.619s
    ok      strings 0.160s
    ok      sync    1.020s
    ok      sync/atomic     2.838s
    ok      syscall 1.302s
    ok      testing 1.459s
    ok      testing/fstest  0.051s
    ok      testing/iotest  0.097s
    ok      testing/quick   0.124s
    ok      text/scanner    0.174s
    ok      text/tabwriter  0.096s
    ok      text/template   0.114s
    ok      text/template/parse     0.214s
    ok      time    2.170s
    ok      unicode 0.181s
    ok      unicode/utf16   0.045s
    ok      unicode/utf8    0.061s
    ok      cmd/addr2line   3.501s
    ok      cmd/api 4.332s
    ok      cmd/asm/internal/asm    1.363s
    ok      cmd/asm/internal/lex    0.123s
    ok      cmd/compile/internal/dwarfgen   0.656s
    ok      cmd/compile/internal/importer   1.143s
    ok      cmd/compile/internal/ir 0.072s
    ok      cmd/compile/internal/logopt     1.647s
    ok      cmd/compile/internal/noder      0.122s
    ok      cmd/compile/internal/ssa        0.510s
    ok      cmd/compile/internal/ssagen     0.109s
    ok      cmd/compile/internal/syntax     0.129s
    ok      cmd/compile/internal/test       8.003s
    ok      cmd/compile/internal/typecheck  0.743s
    ok      cmd/compile/internal/types      0.040s
    ok      cmd/compile/internal/types2     1.416s
    ok      cmd/cover       3.099s
    ok      cmd/doc 0.299s
    ok      cmd/fix 1.481s
    ok      cmd/go  20.777s
    ok      cmd/go/internal/auth    0.036s
    ok      cmd/go/internal/cache   0.133s
    ok      cmd/go/internal/fsys    0.078s
    ok      cmd/go/internal/generate        0.081s
    ok      cmd/go/internal/get     0.049s
    ok      cmd/go/internal/imports 0.022s
    ok      cmd/go/internal/load    0.066s
    ok      cmd/go/internal/lockedfile      0.165s
    ok      cmd/go/internal/lockedfile/internal/filelock    0.100s
    ok      cmd/go/internal/modconv 0.017s
    ok      cmd/go/internal/modfetch        0.062s
    ok      cmd/go/internal/modfetch/codehost       0.070s
    ok      cmd/go/internal/modfetch/zip_sum_test   0.075s
    ok      cmd/go/internal/modload 0.023s
    ok      cmd/go/internal/mvs     0.097s
    ok      cmd/go/internal/par     0.113s
    ok      cmd/go/internal/search  0.065s
    ok      cmd/go/internal/str     0.073s
    ok      cmd/go/internal/test    0.069s
    ok      cmd/go/internal/txtar   0.030s
    ok      cmd/go/internal/vcs     0.035s
    ok      cmd/go/internal/web     0.051s
    ok      cmd/go/internal/work    0.050s
    ok      cmd/gofmt       0.128s
    ok      cmd/internal/archive    0.309s
    ok      cmd/internal/buildid    0.349s
    ok      cmd/internal/dwarf      0.014s
    ok      cmd/internal/edit       0.025s
    ok      cmd/internal/goobj      0.060s
    ok      cmd/internal/moddeps    1.886s
    ok      cmd/internal/obj        0.114s
    ok      cmd/internal/obj/ppc64  0.226s
    ok      cmd/internal/obj/riscv  0.149s
    ok      cmd/internal/obj/s390x  0.052s
    ok      cmd/internal/obj/x86    0.739s
    ok      cmd/internal/objabi     0.058s
    ok      cmd/internal/pkgpath    0.123s
    ok      cmd/internal/src        0.103s
    ok      cmd/internal/sys        0.060s
    ok      cmd/internal/test2json  0.200s
    ok      cmd/link        4.633s
    ok      cmd/link/internal/benchmark     0.176s
    ok      cmd/link/internal/ld    1.843s
    ok      cmd/link/internal/loader        0.067s
    ok      cmd/nm  1.722s
    ok      cmd/objdump     1.731s
    ok      cmd/pack        3.815s
    ok      cmd/pprof       4.336s
    ok      cmd/trace       0.303s
    ok      cmd/vet 6.705s
    
    ##### os/user with tag osusergo
    ok      os/user 0.006s
    
    ##### go/... and cmd/gofmt tests with tag typeparams
    ok      go/ast  0.004s
    ok      go/build        1.130s
    ok      go/build/constraint     0.028s
    ok      go/constant     0.007s
    ok      go/doc  0.033s
    ok      go/format       0.006s
    ok      go/importer     0.069s
    ok      go/internal/gccgoimporter       0.009s
    ok      go/internal/gcimporter  0.217s
    ok      go/internal/srcimporter 0.583s
    ?       go/internal/typeparams  [no test files]
    ok      go/parser       0.030s
    ok      go/printer      0.335s
    ok      go/scanner      0.028s
    ok      go/token        0.014s
    ok      go/types        2.100s
    ok      cmd/gofmt       0.026s
    
    ##### GOMAXPROCS=2 runtime -cpu=1,2,4 -quick
    ok      runtime 15.011s
    
    ##### cmd/go terminal test
    PASS
    ok      cmd/go/testdata/testterminal18153       0.002s
    
    ##### Testing without libgcc.
    ok      net     0.007s
    ok      os/user 0.005s
    
    ##### internal linking of -buildmode=pie
    ok      reflect 0.504s
    
    ##### sync -cpu=10
    ok      sync    0.299s
    
    ##### ../test/bench/go1
    
    ##### ../test
    
    ##### API check
    
    ALL TESTS PASSED
    ---
    Installed Go for linux/amd64 in /home/tsu5/tony/goroot
    Installed commands in /home/tsu5/tony/goroot/bin
    *** You need to add /home/tsu5/tony/goroot/bin to your PATH.

# 检查golang编译版本信息 #

$ export PATH=$PATH:/home/tsu5/tony/goroot/bin
    
    tsu5@hhvm-clx-atom:~/tony/goroot/bin$ ./go version
    go version devel go1.17-03761ede02 Thu Jul 1 19:09:57 2021 +0000 linux/amd64

tsu5@hhvm-clx-atom:~/tony/goroot/bin$ ./go env
    GO111MODULE=""
    GOARCH="amd64"
    GOBIN=""
    GOCACHE="/home/tsu5/.cache/go-build"
    GOENV="/home/tsu5/.config/go/env"
    GOEXE=""
    GOEXPERIMENT=""
    GOFLAGS=""
    GOHOSTARCH="amd64"
    GOHOSTOS="linux"
    GOINSECURE=""
    GOMODCACHE="/home/tsu5/go/pkg/mod"
    GONOPROXY=""
    GONOSUMDB=""
    GOOS="linux"
    GOPATH="/home/tsu5/go"
    GOPRIVATE=""
    GOPROXY="https://proxy.golang.org,direct"
    GOROOT="/home/tsu5/tony/goroot"
    GOSUMDB="sum.golang.org"
    GOTMPDIR=""
    GOTOOLDIR="/home/tsu5/tony/goroot/pkg/tool/linux_amd64"
    GOVCS=""
    GOVERSION="devel go1.17-03761ede02 Thu Jul 1 19:09:57 2021 +0000"
    GCCGO="gccgo"
    AR="ar"
    CC="gcc"
    CXX="g++"
    CGO_ENABLED="0"
    GOMOD="/dev/null"
    CGO_CFLAGS="-g -O2"
    CGO_CPPFLAGS=""
    CGO_CXXFLAGS="-g -O2"
    CGO_FFLAGS="-g -O2"
    CGO_LDFLAGS="-g -O2"
    PKG_CONFIG="pkg-config"
    GOGCCFLAGS="-fPIC -m64 -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build3226031228=/tmp/go-build -gno-record-gcc-switches"

# 编译一个简单的go程序 #

// hello.go
    package main
    
    import "fmt"
    
    func main() { 
    	fmt.Printf("hello, world\n")
    }

$ go run hello.go 
    Hello, are you ready to Go?