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Delta Between Two Patch Sets: src/Make.inc

Issue 2273041: code review 2273041: Initial Plan9 runtime support for 386. (Closed)
Left Patch Set: code review 2273041: Initial Plan9 runtime support for 386. Created 13 years, 5 months ago
Right Patch Set: code review 2273041: Initial Plan9 runtime support for 386. Created 13 years, 5 months ago
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1 # Copyright 2009 The Go Authors. All rights reserved. 1 # Copyright 2009 The Go Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style 2 # Use of this source code is governed by a BSD-style
3 # license that can be found in the LICENSE file. 3 # license that can be found in the LICENSE file.
4 4
5 # Makefile included by all other Go makefiles. 5 # Makefile included by all other Go makefiles.
6 6
7 # Clear variables that must come from Makefiles, 7 # Clear variables that must come from Makefiles,
8 # not the environment. 8 # not the environment.
9 LIB:= 9 LIB:=
10 TARG:= 10 TARG:=
11 GOFILES:= 11 GOFILES:=
12 HFILES:= 12 HFILES:=
13 OFILES:= 13 OFILES:=
14 YFILES:= 14 YFILES:=
15 15
16 # GOROOT must be set. 16 # GOROOT must be set.
17 ifeq ($(GOROOT),) 17 ifeq ($(GOROOT),)
18 $(error $$GOROOT is not set; use gomake or set $$GOROOT in your environment) 18 $(error $$GOROOT is not set; use gomake or set $$GOROOT in your environment)
19 endif 19 endif
20 20
21 # Set up GOROOT_FINAL, GOARCH, GOOS if needed. 21 # Set up GOROOT_FINAL, GOARCH, GOOS if needed.
22 GOROOT_FINAL?=$(GOROOT) 22 GOROOT_FINAL?=$(GOROOT)
23 23
24 ifeq ($(GOHOSTOS),)
25 GOHOSTOS:=$(shell uname | tr A-Z a-z | sed 's/mingw/windows/; s/.*windows.*/wind ows/')
26 endif
27
24 ifeq ($(GOOS),) 28 ifeq ($(GOOS),)
25 GOOS:=${shell uname | tr A-Z a-z | sed 's/mingw/windows/; s/windows.*/windows/'} 29 GOOS:=$(GOHOSTOS)
26 endif 30 endif
27 31
28 ifeq ($(GOOS),darwin) 32 ifeq ($(GOOS),darwin)
29 else ifeq ($(GOOS),freebsd) 33 else ifeq ($(GOOS),freebsd)
30 else ifeq ($(GOOS),linux) 34 else ifeq ($(GOOS),linux)
31 else ifeq ($(GOOS),nacl) 35 else ifeq ($(GOOS),nacl)
32 else ifeq ($(GOOS),tiny) 36 else ifeq ($(GOOS),tiny)
33 else ifeq ($(GOOS),plan9) 37 else ifeq ($(GOOS),plan9)
34 else ifeq ($(GOOS),windows) 38 else ifeq ($(GOOS),windows)
35 else 39 else
36 $(error Invalid $$GOOS '$(GOOS)'; must be darwin, freebsd, linux, nacl, tiny, pl an9, or windows) 40 $(error Invalid $$GOOS '$(GOOS)'; must be darwin, freebsd, linux, nacl, tiny, pl an9, or windows)
37 endif 41 endif
38 42
39 ifeq ($(GOARCH),) 43 ifeq ($(GOHOSTARCH),)
40 ifeq ($(GOOS),darwin) 44 ifeq ($(GOHOSTOS),darwin)
41 # Even on 64-bit platform, darwin uname -m prints i386. 45 # Even on 64-bit platform, darwin uname -m prints i386.
42 # Check for amd64 with sysctl instead. 46 # Check for amd64 with sysctl instead.
43 GOARCH:=${shell if sysctl machdep.cpu.extfeatures | grep EM64T >/dev/null; then echo amd64; else uname -m | sed 's/i386/386/'; fi} 47 GOHOSTARCH:=${shell if sysctl machdep.cpu.extfeatures | grep EM64T >/dev/null; t hen echo amd64; else uname -m | sed 's/i386/386/'; fi}
44 else 48 else
45 # Ask uname -m for the processor. 49 # Ask uname -m for the processor.
46 GOARCH:=${shell uname -m | sed 's/^..86$$/386/; s/^.86$$/386/; s/x86_64/amd64/; s/arm.*/arm/'} 50 GOHOSTARCH:=${shell uname -m | sed 's/^..86$$/386/; s/^.86$$/386/; s/x86_64/amd6 4/; s/arm.*/arm/'}
47 endif 51 endif
52 endif
53
54 ifeq ($(GOARCH),)
55 GOARCH:=$(GOHOSTARCH)
56 endif
57
58 # darwin requires GOHOSTARCH match GOARCH
59 ifeq ($(GOOS),darwin)
60 GOHOSTARCH:=$(GOARCH)
48 endif 61 endif
49 62
50 ifeq ($(GOARCH),386) 63 ifeq ($(GOARCH),386)
51 O:=8 64 O:=8
52 else ifeq ($(GOARCH),amd64) 65 else ifeq ($(GOARCH),amd64)
53 O:=6 66 O:=6
54 else ifeq ($(GOARCH),arm) 67 else ifeq ($(GOARCH),arm)
55 68
56 O:=5 69 O:=5
57 ifeq ($(GOOS),linux) 70 ifeq ($(GOOS),linux)
58 else 71 else
59 $(error Invalid $$GOOS '$(GOOS)' for GOARCH=arm; must be linux) 72 $(error Invalid $$GOOS '$(GOOS)' for GOARCH=arm; must be linux)
60 endif 73 endif
61 74
62 else 75 else
63 $(error Invalid $$GOARCH '$(GOARCH)'; must be 386, amd64, or arm) 76 $(error Invalid $$GOARCH '$(GOARCH)'; must be 386, amd64, or arm)
64 endif 77 endif
65 78
66 # Save for recursive make to avoid recomputing. 79 # Save for recursive make to avoid recomputing.
67 export GOARCH GOOS 80 export GOARCH GOOS GOHOSTARCH GOHOSTOS
68 81
69 # ugly hack to deal with whitespaces in $GOROOT 82 # ugly hack to deal with whitespaces in $GOROOT
70 nullstring := 83 nullstring :=
71 space := $(nullstring) # a space at the end 84 space := $(nullstring) # a space at the end
72 QUOTED_GOROOT:=$(subst $(space),\ ,$(GOROOT)) 85 QUOTED_GOROOT:=$(subst $(space),\ ,$(GOROOT))
73 86
74 # default GOBIN 87 # default GOBIN
75 ifndef GOBIN 88 ifndef GOBIN
76 GOBIN=$(QUOTED_GOROOT)/bin 89 GOBIN=$(QUOTED_GOROOT)/bin
77 endif 90 endif
(...skipping 17 matching lines...) Expand all
95 LANG:= 108 LANG:=
96 LC_ALL:=C 109 LC_ALL:=C
97 LC_CTYPE:=C 110 LC_CTYPE:=C
98 GREP_OPTIONS:= 111 GREP_OPTIONS:=
99 GREP_COLORS:= 112 GREP_COLORS:=
100 export LANG LC_ALL LC_CTYPE GREP_OPTIONS GREP_COLORS 113 export LANG LC_ALL LC_CTYPE GREP_OPTIONS GREP_COLORS
101 114
102 go-env: 115 go-env:
103 @echo export GOARCH=$(GOARCH) 116 @echo export GOARCH=$(GOARCH)
104 @echo export GOOS=$(GOOS) 117 @echo export GOOS=$(GOOS)
118 @echo export GOHOSTARCH=$(GOHOSTARCH)
119 @echo export GOHOSTOS=$(GOHOSTOS)
105 @echo export O=$O 120 @echo export O=$O
106 @echo export AS="$(AS)" 121 @echo export AS="$(AS)"
107 @echo export CC="$(CC)" 122 @echo export CC="$(CC)"
108 @echo export GC="$(GC)" 123 @echo export GC="$(GC)"
109 @echo export LD="$(LD)" 124 @echo export LD="$(LD)"
110 @echo export OS="$(OS)" 125 @echo export OS="$(OS)"
111 @echo export CFLAGS="$(CFLAGS)" 126 @echo export CFLAGS="$(CFLAGS)"
112 @echo export LANG="$(LANG)" 127 @echo export LANG="$(LANG)"
113 @echo export LC_ALL="$(LC_ALL)" 128 @echo export LC_ALL="$(LC_ALL)"
114 @echo export LC_CTYPE="$(LC_CTYPE)" 129 @echo export LC_CTYPE="$(LC_CTYPE)"
115 @echo export GREP_OPTIONS="$(GREP_OPTIONS)" 130 @echo export GREP_OPTIONS="$(GREP_OPTIONS)"
116 @echo export GREP_COLORS="$(GREP_COLORS)" 131 @echo export GREP_COLORS="$(GREP_COLORS)"
117 @echo MAKE_GO_ENV_WORKED=1 132 @echo MAKE_GO_ENV_WORKED=1
118 133
119 # Don't let the targets in this file be used 134 # Don't let the targets in this file be used
120 # as the default make target. 135 # as the default make target.
121 .DEFAULT_GOAL:= 136 .DEFAULT_GOAL:=
LEFTRIGHT
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