mirror of
https://github.com/golang/go
synced 2024-11-22 00:14:42 -07:00
148 lines
3.4 KiB
PHP
148 lines
3.4 KiB
PHP
# Copyright 2009 The Go Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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# Makefile included by all other Go makefiles.
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# Clear variables that must come from Makefiles,
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# not the environment.
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LIB:=
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TARG:=
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GOFILES:=
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HFILES:=
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OFILES:=
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YFILES:=
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# GOROOT must be set.
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ifeq ($(GOROOT),)
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$(error $$GOROOT is not set; use gomake or set $$GOROOT in your environment)
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endif
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# Set up GOROOT_FINAL, GOARCH, GOOS if needed.
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GOROOT_FINAL?=$(GOROOT)
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ifeq ($(GOHOSTOS),)
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GOHOSTOS:=$(shell uname | tr A-Z a-z | sed 's/mingw/windows/; s/.*windows.*/windows/')
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endif
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ifeq ($(GOOS),)
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GOOS:=$(GOHOSTOS)
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endif
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ifeq ($(GOOS),darwin)
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else ifeq ($(GOOS),freebsd)
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else ifeq ($(GOOS),linux)
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else ifeq ($(GOOS),nacl)
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else ifeq ($(GOOS),tiny)
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else ifeq ($(GOOS),plan9)
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else ifeq ($(GOOS),windows)
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else
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$(error Invalid $$GOOS '$(GOOS)'; must be darwin, freebsd, linux, nacl, tiny, plan9, or windows)
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endif
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ifeq ($(GOHOSTARCH),)
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ifeq ($(GOHOSTOS),darwin)
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# Even on 64-bit platform, darwin uname -m prints i386.
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# Check for amd64 with sysctl instead.
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GOHOSTARCH:=${shell if sysctl machdep.cpu.extfeatures | grep EM64T >/dev/null; then echo amd64; else uname -m | sed 's/i386/386/'; fi}
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else
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# Ask uname -m for the processor.
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GOHOSTARCH:=${shell uname -m | sed 's/^..86$$/386/; s/^.86$$/386/; s/x86_64/amd64/; s/arm.*/arm/'}
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endif
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endif
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ifeq ($(GOARCH),)
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GOARCH:=$(GOHOSTARCH)
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endif
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# darwin requires GOHOSTARCH match GOARCH
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ifeq ($(GOOS),darwin)
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GOHOSTARCH:=$(GOARCH)
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endif
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ifeq ($(GOARCH),386)
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O:=8
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else ifeq ($(GOARCH),amd64)
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O:=6
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else ifeq ($(GOARCH),arm)
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O:=5
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ifeq ($(GOOS),linux)
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else
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$(error Invalid $$GOOS '$(GOOS)' for GOARCH=arm; must be linux)
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endif
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else
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$(error Invalid $$GOARCH '$(GOARCH)'; must be 386, amd64, or arm)
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endif
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# Save for recursive make to avoid recomputing.
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export GOARCH GOOS GOHOSTARCH GOHOSTOS
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# ugly hack to deal with whitespaces in $GOROOT
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nullstring :=
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space := $(nullstring) # a space at the end
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QUOTED_GOROOT:=$(subst $(space),\ ,$(GOROOT))
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# default GOBIN
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ifndef GOBIN
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GOBIN=$(QUOTED_GOROOT)/bin
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endif
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QUOTED_GOBIN=$(subst $(space),\ ,$(GOBIN))
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AS=${O}a
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CC=${O}c
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GC=${O}g
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LD=${O}l
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OS=568vq
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CFLAGS=-FVw
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HOST_CC=quietgcc
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HOST_LD=quietgcc
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HOST_O=o
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HOST_YFLAGS=-d
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HOST_AR?=ar
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# These two variables can be overridden in the environment
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# to build with other flags. They are like $CFLAGS and $LDFLAGS
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# in a more typical GNU build. We are more explicit about the names
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# here because there are different compilers being run during the
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# build (both gcc and 6c, for example).
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HOST_EXTRA_CFLAGS?=-ggdb -O2
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HOST_EXTRA_LDFLAGS?=
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HOST_CFLAGS=-I"$(GOROOT)/include" $(HOST_EXTRA_CFLAGS)
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HOST_LDFLAGS=$(HOST_EXTRA_LDFLAGS)
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PWD=$(shell pwd)
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# Make environment more standard.
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LANG:=
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LC_ALL:=C
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LC_CTYPE:=C
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GREP_OPTIONS:=
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GREP_COLORS:=
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export LANG LC_ALL LC_CTYPE GREP_OPTIONS GREP_COLORS
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go-env:
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@echo export GOARCH=$(GOARCH)
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@echo export GOOS=$(GOOS)
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@echo export GOHOSTARCH=$(GOHOSTARCH)
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@echo export GOHOSTOS=$(GOHOSTOS)
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@echo export O=$O
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@echo export AS="$(AS)"
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@echo export CC="$(CC)"
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@echo export GC="$(GC)"
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@echo export LD="$(LD)"
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@echo export OS="$(OS)"
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@echo export CFLAGS="$(CFLAGS)"
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@echo export LANG="$(LANG)"
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@echo export LC_ALL="$(LC_ALL)"
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@echo export LC_CTYPE="$(LC_CTYPE)"
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@echo export GREP_OPTIONS="$(GREP_OPTIONS)"
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@echo export GREP_COLORS="$(GREP_COLORS)"
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@echo MAKE_GO_ENV_WORKED=1
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# Don't let the targets in this file be used
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# as the default make target.
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.DEFAULT_GOAL:=
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