source: trunk/kBuild/header.kmk@ 175

Last change on this file since 175 was 175, checked in by bird, 21 years ago

dependencies.
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1# $Id: header.kmk 175 2004-10-13 16:02:52Z bird $
2## @file
3#
4# kBuild - File included at top of makefile.
5#
6# Copyright (c) 2004 knut st. osmundsen <bird-srcspam@anduin.net>
7#
8#
9# This file is part of kBuild.
10#
11# kBuild is free software; you can redistribute it and/or modify
12# it under the terms of the GNU General Public License as published by
13# the Free Software Foundation; either version 2 of the License, or
14# (at your option) any later version.
15#
16# kBuild is distributed in the hope that it will be useful,
17# but WITHOUT ANY WARRANTY; without even the implied warranty of
18# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19# GNU General Public License for more details.
20#
21# You should have received a copy of the GNU General Public License
22# along with kBuild; if not, write to the Free Software
23# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24#
25#
26
27ifndef __header_kmk__
28# start-of-file-content
29
30#
31# default rule
32#
33all: all_recursive
34
35#
36# Try avoid inference rules.
37#
38.SUFFIXES:
39SUFFIXES :=
40
41
42#
43# General purpose macros.
44#
45
46## get last word in a list.
47# @returns last word in $1.
48# @param $1 Word list.
49lastword = $(word $(words $(1)), $(1))
50
51
52#
53# Assert build type.
54#
55ifndef BUILD_TYPE
56ifndef BUILD_MODE
57$(error kBuild: You must define BUILD_TYPE!)
58endif
59BUILD_TYPE := $(BUILD_MODE)
60endif
61ifeq ($(BUILD_TYPE),DEBUG)
62BUILD_TYPE := debug
63endif
64ifeq ($(BUILD_TYPE),RELEASE)
65BUILD_TYPE := release
66endif
67ifeq ($(BUILD_TYPE),PROFILE)
68BUILD_TYPE := profile
69endif
70
71
72#
73# Assert build platform.
74#
75_BUILD_PLATFORM_OK := 0
76# OS/2
77ifeq ($(BUILD_PLATFORM),OS2)
78$(error kBuild: BUILD_PLATFORM must be all lowercase!)
79endif
80ifeq ($(BUILD_PLATFORM),os2)
81_BUILD_PLATFORM_OK := 1
82endif
83
84# Linux
85ifeq ($(BUILD_PLATFORM),LINUX)
86$(error kBuild: BUILD_PLATFORM must be all lowercase!)
87endif
88ifeq ($(BUILD_PLATFORM),linux)
89_BUILD_PLATFORM_OK := 1
90endif
91
92# Win32
93ifeq ($(BUILD_PLATFORM),WIN32)
94$(error kBuild: BUILD_PLATFORM must be all lowercase!)
95endif
96ifeq ($(BUILD_PLATFORM),win32)
97_BUILD_PLATFORM_OK := 1
98endif
99
100ifeq ($(_BUILD_PLATFORM_OK),0)
101$(error kBuild: BUILD_PLATFORM value '$(BUILD_PLATFORM)' was not recongized!)
102endif
103BUILD_PLATFORM_ARCH := x86
104BUILD_PLATFORM_CPU := i586
105
106
107#
108# Assert target platform.
109#
110ifndef BUILD_TARGET
111# not defined, set to the same as build platform
112BUILD_TARGET := $(BUILD_PLATFORM)
113else
114_BUILD_TARGET_OK := 0
115# OS/2
116ifeq ($(BUILD_TARGET),OS2)
117$(error kBuild: BUILD_TARGET must be all lowercase!)
118endif
119ifeq ($(BUILD_TARGET),os2)
120_BUILD_TARGET_OK := 1
121endif
122
123# Linux
124ifeq ($(BUILD_TARGET),LINUX)
125$(error kBuild: BUILD_TARGET must be all lowercase!)
126endif
127ifeq ($(BUILD_TARGET),linux)
128_BUILD_TARGET_OK := 1
129endif
130
131# Win32
132ifeq ($(BUILD_TARGET),WIN32)
133$(error kBuild: BUILD_TARGET must be all lowercase!)
134endif
135ifeq ($(BUILD_TARGET),win32)
136_BUILD_TARGET_OK := 1
137endif
138
139ifeq ($(_BUILD_TARGET_OK),0)
140$(error kBuild: BUILD_TARGET value '$(BUILD_TARGET)' was not recongized!)
141endif
142endif
143BUILD_TARGET_ARCH := x86
144BUILD_TARGET_CPU := i586
145
146
147#
148# Common definitions.
149#
150PATH_CURRENT := $(CURDIR)
151# Get the real root path.
152PATH_ROOT := $(PATH_CURRENT)
153ifneq ($(DEPTH),.)
154$(foreach d,$(subst /, ,$(DEPTH)), $(eval PATH_ROOT := $(patsubst %/,%,$(dir $(PATH_ROOT)))) )
155endif
156# Subdirectory relative to the root.
157CURSUBDIR := $(patsubst $(PATH_ROOT)/%,%,$(CURDIR))
158# Output directories.
159PATH_OUT := $(PATH_ROOT)/out/$(BUILD_TARGET)/$(BUILD_TYPE)
160PATH_OBJ := $(PATH_OUT)/obj
161PATH_BIN := $(PATH_OUT)/bin
162PATH_LIB := $(PATH_OUT)/lib
163PATH_DOC := $(PATH_ROOT)/out/doc
164PATH_TARGET := $(PATH_OBJ)/$(CURSUBDIR)
165
166# Usually kBuild is external to the source tree.
167ifndef PATH_KBUILD
168PATH_KBUILD := $(PATH_ROOT)/kBuild
169endif
170# kBuild tools
171PATH_TOOLS_W32 := $(PATH_KBUILD)/bin/x86.win32
172PATH_TOOLS_LNX := $(PATH_KBUILD)/bin/x86.linux
173PATH_TOOLS_OS2 := $(PATH_KBUILD)/bin/x86.os2
174# kBuild files which might be of interest.
175FILE_KBUILD_HEADER := $(PATH_KBUILD)/header.kmk
176FILE_KBUILD_CONFIG := $(PATH_KBUILD)/config.kmk
177FILE_KBUILD_FOOTER := $(PATH_KBUILD)/footer.kmk
178
179SUFF_DEP := .dep
180
181
182#
183# Get rid of the GNU Make default stuff
184#
185include $(PATH_KBUILD)/StampOutPredefines.kmk
186
187
188#
189# Build platform setup.
190#
191# OS/2
192ifeq ($(BUILD_PLATFORM),os2)
193PATH_TOOLS := $(PATH_TOOLS_OS2)
194EXEC_X86_WIN32 := innopec.exe
195HOSTSUFF_EXE := .exe
196endif
197
198# Linux
199ifeq ($(BUILD_PLATFORM),linux)
200PATH_TOOLS := $(PATH_TOOLS_LNX)
201EXEC_X86_WIN32 := wine
202HOSTSUFF_EXE :=
203endif
204
205# Win32
206ifeq ($(BUILD_PLATFORM),win32)
207PATH_TOOLS := $(PATH_TOOLS_W32)
208EXEC_X86_WIN32 :=
209HOSTSUFF_EXE := .exe
210endif
211
212
213#
214# Build target setup.
215#
216ifeq ($(BUILD_TARGET),os2)
217SUFF_OBJ := .obj
218SUFF_LIB := .lib
219SUFF_DLL := .dll
220SUFF_EXE := .exe
221SUFF_SYS := .sys
222SUFF_RES := .res
223endif
224ifeq ($(BUILD_TARGET),win32)
225SUFF_OBJ := .obj
226SUFF_LIB := .lib
227SUFF_DLL := .dll
228SUFF_EXE := .exe
229SUFF_SYS := .sys
230SUFF_RES := .res
231endif
232ifeq ($(BUILD_TARGET),linux)
233SUFF_OBJ := .o
234SUFF_LIB := .a
235SUFF_DLL := .so
236SUFF_EXE :=
237SUFF_SYS := .a
238SUFF_RES :=
239endif
240
241
242#
243# Standard kBuild tools.
244#
245DEP := $(PATH_TOOLS)/kDep$(HOSTSUFF_EXE)
246DEP_CCXX := $(PATH_TOOLS)/kDepCCxx$(HOSTSUFF_EXE)
247# Standard Unix shell utils.
248MKDIR := $(PATH_TOOLS)/mkdir$(HOSTSUFF_EXE)
249RM := $(PATH_TOOLS)/rm$(HOSTSUFF_EXE)
250CP := $(PATH_TOOLS)/cp$(HOSTSUFF_EXE)
251MV := $(PATH_TOOLS)/mv$(HOSTSUFF_EXE)
252SED := $(PATH_TOOLS)/sed$(HOSTSUFF_EXE)
253CAT := $(PATH_TOOLS)/cat$(HOSTSUFF_EXE)
254# Bourn shell clone.
255MAKESHELL := $(PATH_TOOLS)/ash$(HOSTSUFF_EXE)
256SHELL := $(MAKESHELL)
257export SHELL MAKESHELL
258
259
260#
261# Message macros.
262#
263
264ifndef BUILD_QUIET
265ifdef BUILD_DEBUG
266BUILD_VERBOSE := 9
267endif
268MSG_L1 = @echo "kBuild: $1"
269ifdef BUILD_VERBOSE
270MSG_L2 = @echo "kBuild: $1"
271QUIET :=
272else
273QUIET := @
274MSG_L2 =
275endif
276ifdef BUILD_DEBUG
277MSG_L3 = @echo "kBuild: $1"
278else
279MSG_L3 =
280endif
281else
282QUIET :=
283MSG_L1 =
284MSG_L2 =
285MSG_L3 =
286endif
287
288## ABSPATH - make paths absolute.
289# This implementation is clumsy and doesn't resolve '..' and '.' components.
290#
291# @param $1 The paths to make absolute.
292ABSPATH = $(foreach path,$(1)\
293 ,$(strip $(if $(subst <,,$(firstword $(subst /, ,<$(path)))),\
294 $(if $(patsubst %:,,$(firstword $(subst :,: ,$(path)))),$(PATH_CURRENT)/$(path),$(path)),\
295 $(path))))
296## DIRDEP - make create directory dependencies.
297#
298# @param $1 The paths to the directories which must be created.
299DIRDEP = $(foreach path,$(1),$(path)/.dir_created)
300
301
302## Cygwin kludge.
303# This converts /cygdrive/x/% to x:%.
304#
305# @param $1 The paths to make native.
306# @remark This macro is pretty much obsolete since we don't use cygwin base make.
307ifneq ($(patsubst /cygdrive/%,%,$(CURDIR)),$(CURDIR))
308CYGPATHMIXED = $(foreach path,$(1)\
309 ,$(if $(patsubst /cygdrive/%,,$(path)),$(path),$(patsubst $(strip $(firstword $(subst /, ,$(patsubst /cygdrive/%,%,$(path)))))/%,$(strip $(firstword $(subst /, ,$(patsubst /cygdrive/%,%,$(path))))):/%,$(patsubst /cygdrive/%,%,$(path)))))
310else
311CYGPATHMIXED = $(1)
312endif
313
314#
315# This is how we find the closest config.kmk.
316# It's a little hacky but I think it works fine.
317#
318_CFGDIR := .
319_CFGFILES := ./Config.kmk ./config.kmk
320define def_include_config
321$(eval _CFGDIR := $(_CFGDIR)/$(dir))
322_CFGFILES += $(_CFGDIR)/Config.kmk $(_CFGDIR)/config.kmk
323endef
324# walk down the _RELATIVE_ path specified by DEPTH.
325$(foreach dir,$(subst /, ,$(DEPTH)), $(eval $(def_include_config)) )
326# add the default config file.
327_CFGFILE := $(firstword $(wildcard $(_CFGFILES) $(FILE_KBUILD_CONFIG)))
328_CFGFILES :=
329_CFGDIR :=
330
331# Include the config.kmk we found file (or the default one).
332include $(_CFGFILE)
333
334
335# end-of-file-content
336__header_kmk__ := 1
337endif # __header_kmk__
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