source: mainline/uspace/Makefile.common@ 1f1d96a

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 1f1d96a was 664af708, checked in by Jakub Jermar <jakub@…>, 14 years ago

Add explicit dependency of the output binary on the object files to
prevent parallel build failures.
(Thanks to Vojtech Horky.)
  • Property mode set to 100644
File size: 6.7 KB
Line 
1#
2# Copyright (c) 2005 Martin Decky
3# Copyright (c) 2007 Jakub Jermar
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9#
10# - Redistributions of source code must retain the above copyright
11# notice, this list of conditions and the following disclaimer.
12# - Redistributions in binary form must reproduce the above copyright
13# notice, this list of conditions and the following disclaimer in the
14# documentation and/or other materials provided with the distribution.
15# - The name of the author may not be used to endorse or promote products
16# derived from this software without specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
29
30# Individual makefiles set:
31#
32# USPACE_PREFIX (*) relative path to uspace/ directory
33# SOURCES (*) list of source files
34# LIBS libraries to link with
35# DEFS compiler defines
36# EXTRA_CFLAGS additional flags to pass to C compiler
37# LINKER_SCRIPT linker script
38# PRE_DEPEND targets required for dependency check
39#
40# BINARY (/) binary output name (like appname)
41# LIBRARY (/) library output name (like libname)
42# EXTRA_OUTPUT additional output targets
43# EXTRA_CLEAN additional cleanup targets
44#
45# (x) required variables
46# (/) exactly one of the variables must be defined
47#
48
49ROOT_PATH = $(USPACE_PREFIX)/..
50
51VERSION_DEF = $(ROOT_PATH)/version
52
53COMMON_MAKEFILE = $(ROOT_PATH)/Makefile.common
54COMMON_HEADER = $(ROOT_PATH)/common.h
55
56CONFIG_MAKEFILE = $(ROOT_PATH)/Makefile.config
57CONFIG_HEADER = $(ROOT_PATH)/config.h
58
59-include $(VERSION_DEF)
60-include $(COMMON_MAKEFILE)
61-include $(CONFIG_MAKEFILE)
62
63ifneq ($(BINARY),)
64 JOB = $(BINARY).job
65 OUTPUT = $(BINARY)
66 EXTRA_OUTPUT += $(BINARY).disasm
67 EXTRA_CLEAN += $(BINARY).map
68endif
69
70ifneq ($(LIBRARY),)
71 JOB = $(LIBRARY).job
72 OUTPUT = $(LIBRARY).a
73endif
74
75DEPEND = Makefile.depend
76DEPEND_PREV = $(DEPEND).prev
77
78LIB_PREFIX = $(USPACE_PREFIX)/lib
79
80LIBC_PREFIX = $(LIB_PREFIX)/c
81LIBSOFTFLOAT_PREFIX = $(LIB_PREFIX)/softfloat
82LIBSOFTINT_PREFIX = $(LIB_PREFIX)/softint
83
84LIBBLOCK_PREFIX = $(LIB_PREFIX)/block
85LIBFS_PREFIX = $(LIB_PREFIX)/fs
86LIBCLUI_PREFIX = $(LIB_PREFIX)/clui
87
88LIBDRV_PREFIX = $(LIB_PREFIX)/drv
89LIBPACKET_PREFIX = $(LIB_PREFIX)/packet
90LIBNET_PREFIX = $(LIB_PREFIX)/net
91
92BASE_LIBS = $(LIBC_PREFIX)/libc.a $(LIBSOFTINT_PREFIX)/libsoftint.a
93
94LINKER_SCRIPT ?= $(LIBC_PREFIX)/arch/$(UARCH)/_link.ld
95
96ifeq ($(CONFIG_OPTIMIZE_FOR_SIZE),y)
97 OPTIMIZATION = s
98else
99 OPTIMIZATION = 3
100endif
101
102.PHONY: all clean
103
104all: $(VERSION_DEF) $(COMMON_MAKEFILE) $(CONFIG_MAKEFILE) $(CONFIG_HEADER) $(LIBS) $(OUTPUT) $(EXTRA_OUTPUT)
105 -[ -f $(DEPEND) ] && cp -a $(DEPEND) $(DEPEND_PREV)
106
107clean:
108 rm -f $(DEPEND) $(DEPEND_PREV) $(JOB) $(OUTPUT) $(EXTRA_OUTPUT) $(EXTRA_CLEAN)
109 find . -name '*.o' -follow -exec rm \{\} \;
110
111GCC_CFLAGS = -I$(LIBC_PREFIX)/include -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
112 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
113 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
114 -Wall -Wextra -Wno-clobbered -Wno-unused-parameter -Wmissing-prototypes \
115 -Werror-implicit-function-declaration -Wwrite-strings \
116 -pipe -g -D__$(ENDIANESS)__
117
118ICC_CFLAGS = -I$(LIBC_PREFIX)/include -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
119 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
120 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
121 -Wall -Wextra -Wno-clobbered -Wno-unused-parameter -Wmissing-prototypes \
122 -Werror-implicit-function-declaration -Wwrite-strings \
123 -pipe -g -D__$(ENDIANESS)__
124
125CLANG_CFLAGS = -I$(LIBC_PREFIX)/include -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
126 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
127 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
128 -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
129 -Werror-implicit-function-declaration -Wwrite-strings \
130 -pipe -g -arch $(CLANG_ARCH) -D__$(ENDIANESS)__
131
132ifeq ($(CONFIG_DEBUG),y)
133 GCC_CFLAGS += -Werror
134 ICC_CFLAGS += -Werror
135endif
136
137ifeq ($(CONFIG_LINE_DEBUG),y)
138 GCC_CFLAGS += -g
139 ICC_CFLAGS += -g
140 SUNCC_CFLAGS += -g
141 CLANG_CFLAGS += -g
142endif
143
144## Setup platform configuration
145#
146
147-include $(LIBC_PREFIX)/arch/$(UARCH)/Makefile.common
148
149## Compilation options
150#
151
152JOBFILE = $(LIBC_PREFIX)/../../../tools/jobfile.py
153
154ifeq ($(COMPILER),gcc_cross)
155 CFLAGS = $(GCC_CFLAGS) $(EXTRA_CFLAGS)
156 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
157endif
158
159ifeq ($(COMPILER),gcc_native)
160 CFLAGS = $(GCC_CFLAGS) $(EXTRA_CFLAGS)
161 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
162endif
163
164ifeq ($(COMPILER),icc)
165 CFLAGS = $(ICC_CFLAGS) $(EXTRA_CFLAGS)
166 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
167endif
168
169ifeq ($(COMPILER),clang)
170 CFLAGS = $(CLANG_CFLAGS) $(EXTRA_CFLAGS)
171 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
172endif
173
174-include $(DEPEND)
175
176OBJECTS := $(addsuffix .o,$(basename $(SOURCES)))
177
178ifneq ($(BINARY),)
179%.disasm: $(BINARY)
180ifeq ($(CONFIG_LINE_DEBUG),y)
181 $(OBJDUMP) -d -S $< > $@
182else
183 $(OBJDUMP) -d $< > $@
184endif
185
186$(BINARY): $(LINKER_SCRIPT) $(OBJECTS) $(LIBS) $(BASE_LIBS)
187 $(LD) -N $(LFLAGS) -T $(LINKER_SCRIPT) -M -Map $(BINARY).map -o $(BINARY) $(OBJECTS) $(LIBS) $(BASE_LIBS)
188ifeq ($(CONFIG_STRIP_BINARIES),y)
189 $(STRIP) $(BINARY)
190endif
191endif
192
193ifneq ($(LIBRARY),)
194%.a: $(OBJECTS)
195 $(AR) rc $@ $(OBJECTS)
196endif
197
198%.o: %.S $(DEPEND)
199 $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -c $< -o $@
200ifeq ($(PRECHECK),y)
201 $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(CFLAGS) -D__ASM__
202endif
203
204%.o: %.s $(DEPEND)
205 $(AS) $(AFLAGS) -o $@ $<
206ifeq ($(PRECHECK),y)
207 $(JOBFILE) $(JOB) $< $@ as asm
208endif
209
210%.o: %.c $(DEPEND)
211 $(CC) $(DEFS) $(CFLAGS) -c $< -o $@
212ifeq ($(PRECHECK),y)
213 $(JOBFILE) $(JOB) $< $@ cc core $(DEFS) $(CFLAGS)
214endif
215
216$(DEPEND): $(PRE_DEPEND)
217 makedepend -f - -- $(DEPEND_DEFS) $(CFLAGS) -- $(SOURCES) > $@ 2> /dev/null
218 -[ -f $(DEPEND_PREV) ] && diff -q $(DEPEND_PREV) $@ && mv -f $(DEPEND_PREV) $@
219
220##
221# This explicit dependecy of the output binary on the object files seems to be
222# necessary to prevent parallel build failures (GNU make bug #26893 ???).
223$(OUTPUT): $(OBJECTS)
224
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