| 1 | #
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| 2 | # Copyright (c) 2005 Martin Decky
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| 3 | # Copyright (c) 2007 Jakub Jermar
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| 4 | # All rights reserved.
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| 5 | #
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| 6 | # Redistribution and use in source and binary forms, with or without
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| 7 | # modification, are permitted provided that the following conditions
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| 8 | # are met:
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| 9 | #
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| 10 | # - Redistributions of source code must retain the above copyright
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| 11 | # notice, this list of conditions and the following disclaimer.
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| 12 | # - Redistributions in binary form must reproduce the above copyright
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| 13 | # notice, this list of conditions and the following disclaimer in the
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| 14 | # documentation and/or other materials provided with the distribution.
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| 15 | # - The name of the author may not be used to endorse or promote products
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| 16 | # derived from this software without specific prior written permission.
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| 17 | #
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| 18 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | #
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| 29 |
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| 30 | # Individual makefiles set:
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| 31 | #
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| 32 | # USPACE_PREFIX (*) relative path to uspace/ directory
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| 33 | # SOURCES (*) list of source files
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| 34 | # LIBS libraries to link with
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| 35 | # DEFS compiler defines
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| 36 | # EXTRA_CFLAGS additional flags to pass to C compiler
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| 37 | # LINKER_SCRIPT linker script
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| 38 | # PRE_DEPEND targets required for dependency check
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| 39 | #
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| 40 | # BINARY (/) binary output name (like appname)
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| 41 | # LIBRARY (/) library output name (like libname)
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| 42 | #
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| 43 | # EXTRA_OUTPUT additional output targets
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| 44 | # EXTRA_CLEAN additional cleanup targets
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| 45 | #
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| 46 | # POSIX_COMPAT set to 'y' to use POSIX compatibility layer
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| 47 | #
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| 48 | # Optionally, for a binary:
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| 49 | # STATIC_NEEDED set to 'y' for init binaries, will build statically
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| 50 | # linked version
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| 51 | # STATIC_ONLY set to 'y' if binary cannot be linked dynamically
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| 52 | # (e.g. uses thread-local variables)
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| 53 | #
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| 54 | # Optionally, for a libary:
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| 55 | # SLIBRARY Name with full version, e.g. libfoo.so.0.0
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| 56 | # LSONAME Soname / name with short version, e.g. libfoo.so.0
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| 57 | #
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| 58 | # (x) required variables
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| 59 | # (/) exactly one of the variables must be defined
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| 60 | #
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| 61 |
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| 62 | ROOT_PATH = $(USPACE_PREFIX)/..
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| 63 |
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| 64 | VERSION_DEF = $(ROOT_PATH)/version
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| 65 |
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| 66 | COMMON_MAKEFILE = $(ROOT_PATH)/Makefile.common
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| 67 | COMMON_HEADER = $(ROOT_PATH)/common.h
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| 68 |
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| 69 | CONFIG_MAKEFILE = $(ROOT_PATH)/Makefile.config
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| 70 | CONFIG_HEADER = $(ROOT_PATH)/config.h
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| 71 |
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| 72 | -include $(VERSION_DEF)
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| 73 | -include $(COMMON_MAKEFILE)
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| 74 | -include $(CONFIG_MAKEFILE)
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| 75 |
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| 76 | ifneq ($(BINARY),)
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| 77 | JOB = $(BINARY).job
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| 78 | OUTPUT = $(BINARY)
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| 79 | EXTRA_OUTPUT += $(BINARY).disasm
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| 80 | EXTRA_CLEAN += $(BINARY).map
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| 81 | endif
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| 82 |
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| 83 | ifneq ($(LIBRARY),)
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| 84 | JOB = $(LIBRARY).job
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| 85 | OUTPUT = $(LIBRARY).a
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| 86 | endif
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| 87 |
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| 88 | ifeq ($(CONFIG_BUILD_SHARED_LIBS), y)
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| 89 | ifneq ($(SLIBRARY),)
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| 90 | LARCHIVE = $(LIBRARY).la
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| 91 | LOUTPUT = $(SLIBRARY)
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| 92 | EXTRA_OUTPUT += $(LOUTPUT).disasm $(LIBRARY).so $(LSONAME)
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| 93 | EXTRA_CLEAN += $(LOUTPUT).map $(LOUTPUT).ldisasm \
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| 94 | $(LIBC_PREFIX)/shared/arch/$(UARCH)/_lib.ld \
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| 95 | $(LIBRARY).so $(LSONAME)
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| 96 | endif
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| 97 | endif
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| 98 |
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| 99 | DEPEND = Makefile.depend
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| 100 | DEPEND_PREV = $(DEPEND).prev
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| 101 |
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| 102 | LIB_PREFIX = $(USPACE_PREFIX)/lib
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| 103 |
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| 104 | LIBC_PREFIX = $(LIB_PREFIX)/c
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| 105 | LIBC_INCLUDES_FLAGS = \
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| 106 | -I$(LIBC_PREFIX)/include \
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| 107 | -I$(LIBC_PREFIX)/arch/$(UARCH)/include \
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| 108 | -I$(ROOT_PATH)/abi/include
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| 109 | LIBSOFTFLOAT_PREFIX = $(LIB_PREFIX)/softfloat
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| 110 | LIBSOFTINT_PREFIX = $(LIB_PREFIX)/softint
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| 111 |
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| 112 | LIBPOSIX_PREFIX = $(LIB_PREFIX)/posix
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| 113 |
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| 114 | LIBBLOCK_PREFIX = $(LIB_PREFIX)/block
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| 115 | LIBFS_PREFIX = $(LIB_PREFIX)/fs
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| 116 | LIBCLUI_PREFIX = $(LIB_PREFIX)/clui
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| 117 | LIBFMTUTIL_PREFIX = $(LIB_PREFIX)/fmtutil
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| 118 |
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| 119 | LIBGRAPH_PREFIX = $(LIB_PREFIX)/graph
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| 120 | LIBSOFTREND_PREFIX = $(LIB_PREFIX)/softrend
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| 121 | LIBDRAW_PREFIX = $(LIB_PREFIX)/draw
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| 122 | LIBGUI_PREFIX = $(LIB_PREFIX)/gui
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| 123 |
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| 124 | LIBEXT4_PREFIX = $(LIB_PREFIX)/ext4
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| 125 |
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| 126 | LIBUSB_PREFIX = $(LIB_PREFIX)/usb
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| 127 | LIBUSBHOST_PREFIX = $(LIB_PREFIX)/usbhost
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| 128 | LIBUSBDEV_PREFIX = $(LIB_PREFIX)/usbdev
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| 129 | LIBUSBHID_PREFIX = $(LIB_PREFIX)/usbhid
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| 130 | LIBUSBVIRT_PREFIX = $(LIB_PREFIX)/usbvirt
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| 131 |
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| 132 | LIBDRV_PREFIX = $(LIB_PREFIX)/drv
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| 133 | LIBNET_PREFIX = $(LIB_PREFIX)/net
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| 134 | LIBNIC_PREFIX = $(LIB_PREFIX)/nic
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| 135 | LIBMINIX_PREFIX = $(LIB_PREFIX)/minix
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| 136 |
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| 137 | LIBSCSI_PREFIX = $(LIB_PREFIX)/scsi
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| 138 |
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| 139 | LIBBITHENGE_PREFIX = $(LIB_PREFIX)/bithenge
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| 140 |
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| 141 | ifeq ($(STATIC_NEEDED),y)
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| 142 | STATIC_BUILD = y
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| 143 | else
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| 144 | ifeq ($(STATIC_ONLY),y)
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| 145 | STATIC_BUILD = y
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| 146 | else
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| 147 | ifeq ($(CONFIG_USE_SHARED_LIBS), y)
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| 148 | STATIC_BUILD = n
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| 149 | else
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| 150 | STATIC_BUILD = y
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| 151 | endif
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| 152 | endif
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| 153 | endif
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| 154 |
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| 155 | # Build static whenever we use libusb because that library uses
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| 156 | # thread local variables
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| 157 | ifneq ($(findstring usb, $(LIBS)),)
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| 158 | STATIC_BUILD = y
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| 159 | endif
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| 160 |
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| 161 | ifeq ($(STATIC_BUILD),y)
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| 162 | BASE_LIBS = $(LIBC_PREFIX)/libc.a $(LIBSOFTINT_PREFIX)/libsoftint.a
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| 163 | LINKER_SCRIPT ?= $(LIBC_PREFIX)/arch/$(UARCH)/_link.ld
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| 164 | else
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| 165 | BASE_LIBS = $(LIBC_PREFIX)/libc.so0 $(LIBSOFTINT_PREFIX)/libsofti.so0
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| 166 | LFLAGS = -Bdynamic
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| 167 | LINKER_SCRIPT ?= $(LIBC_PREFIX)/arch/$(UARCH)/_link-dlexe.ld
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| 168 | endif
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| 169 |
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| 170 | ifeq ($(CONFIG_OPTIMIZE_FOR_SIZE),y)
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| 171 | OPTIMIZATION = s
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| 172 | else
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| 173 | OPTIMIZATION = 3
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| 174 | endif
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| 175 |
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| 176 | .PHONY: all clean
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| 177 |
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| 178 | all: $(VERSION_DEF) $(COMMON_MAKEFILE) $(CONFIG_MAKEFILE) $(CONFIG_HEADER) $(LIBS) $(OUTPUT) $(LOUTPUT) $(EXTRA_OUTPUT)
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| 179 | -[ -f $(DEPEND) ] && cp -a $(DEPEND) $(DEPEND_PREV)
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| 180 |
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| 181 | clean:
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| 182 | rm -f $(DEPEND) $(DEPEND_PREV) $(JOB) $(OUTPUT) $(LARCHIVE) $(LOUTPUT) $(EXTRA_OUTPUT) $(EXTRA_CLEAN)
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| 183 | find . -name '*.o' -follow -exec rm \{\} \;
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| 184 | find . -name '*.lo' -follow -exec rm \{\} \;
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| 185 |
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| 186 | GCC_CFLAGS = $(LIBC_INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
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| 187 | -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
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| 188 | -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
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| 189 | -Wall -Wextra -Wno-clobbered -Wno-unused-parameter -Wmissing-prototypes \
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| 190 | -std=gnu99 -Werror-implicit-function-declaration -Wwrite-strings \
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| 191 | -pipe -ggdb -D__$(ENDIANESS)__
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| 192 |
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| 193 | ICC_CFLAGS = $(LIBC_INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
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| 194 | -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
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| 195 | -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
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| 196 | -Wall -Wextra -Wno-clobbered -Wno-unused-parameter -Wmissing-prototypes \
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| 197 | -Werror-implicit-function-declaration -Wwrite-strings \
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| 198 | -pipe -g -D__$(ENDIANESS)__
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| 199 |
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| 200 | # clang does not support following options but I am not sure whether
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| 201 | # something won't break because of that:
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| 202 | # -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) -finput-charset=UTF-8
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| 203 | CLANG_CFLAGS = $(LIBC_INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
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| 204 | -ffreestanding -fno-builtin -nostdlib -nostdinc \
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| 205 | -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
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| 206 | -Werror-implicit-function-declaration -Wwrite-strings \
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| 207 | -integrated-as \
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| 208 | -pipe -g -target $(CLANG_TARGET) -D__$(ENDIANESS)__
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| 209 |
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| 210 | LIB_CFLAGS = $(CFLAGS) -fPIC -D__IN_SHARED_LIBC__
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| 211 | LIB_LFLAGS = $(LFLAGS) -shared -soname $(LSONAME) --whole-archive
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| 212 |
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| 213 | ifeq ($(CONFIG_DEBUG),y)
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| 214 | GCC_CFLAGS += -Werror
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| 215 | ICC_CFLAGS += -Werror
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| 216 | endif
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| 217 |
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| 218 | ifeq ($(CONFIG_LINE_DEBUG),y)
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| 219 | GCC_CFLAGS += -g
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| 220 | ICC_CFLAGS += -g
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| 221 | CLANG_CFLAGS += -g
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| 222 | endif
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| 223 |
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| 224 | # Prepare for POSIX before including platform specific stuff
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| 225 | ifeq ($(POSIX_COMPAT),y)
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| 226 | CFLAGS = -I$(LIBPOSIX_PREFIX)/include/posix -I$(LIBPOSIX_PREFIX)/include/
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| 227 | BASE_LIBS = $(LIBPOSIX_PREFIX)/libposixaslibc.a $(LIBPOSIX_PREFIX)/libc4posix.a $(LIBSOFTINT_PREFIX)/libsoftint.a
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| 228 | endif
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| 229 |
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| 230 | ## Setup platform configuration
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| 231 | #
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| 232 |
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| 233 | -include $(LIBC_PREFIX)/arch/$(UARCH)/Makefile.common
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| 234 |
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| 235 | ## Compilation options
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| 236 | #
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| 237 |
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| 238 | JOBFILE = $(LIBC_PREFIX)/../../../tools/jobfile.py
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| 239 |
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| 240 | ifeq ($(COMPILER),gcc_cross)
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| 241 | CFLAGS += $(GCC_CFLAGS) $(EXTRA_CFLAGS)
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| 242 | DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
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| 243 | endif
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| 244 |
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| 245 | ifeq ($(COMPILER),gcc_native)
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| 246 | CFLAGS += $(GCC_CFLAGS) $(EXTRA_CFLAGS)
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| 247 | DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
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| 248 | endif
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| 249 |
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| 250 | ifeq ($(COMPILER),icc)
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| 251 | CFLAGS += $(ICC_CFLAGS) $(EXTRA_CFLAGS)
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| 252 | DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
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| 253 | endif
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| 254 |
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| 255 | ifeq ($(COMPILER),clang)
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| 256 | CFLAGS += $(CLANG_CFLAGS) $(EXTRA_CFLAGS)
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| 257 | GCC_CFLAGS += $(EXTRA_CFLAGS)
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| 258 | DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
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| 259 | endif
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| 260 |
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| 261 | -include $(DEPEND)
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| 262 |
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| 263 | OBJECTS := $(addsuffix .o,$(basename $(SOURCES)))
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| 264 | LOBJECTS := $(addsuffix .lo,$(basename $(SOURCES)))
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| 265 |
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| 266 | ifneq ($(BINARY),)
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| 267 | %.disasm: $(BINARY)
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| 268 | ifeq ($(CONFIG_LINE_DEBUG),y)
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| 269 | $(OBJDUMP) -d -S $< > $@
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| 270 | else
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| 271 | $(OBJDUMP) -d $< > $@
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| 272 | endif
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| 273 |
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| 274 | $(BINARY): $(LINKER_SCRIPT) $(OBJECTS) $(LIBS) $(BASE_LIBS)
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| 275 | $(LD) -n $(LFLAGS) -T $(LINKER_SCRIPT) -M -Map $(BINARY).map -o $(BINARY) $(OBJECTS) $(LIBS) $(BASE_LIBS)
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| 276 | ifeq ($(CONFIG_STRIP_BINARIES),y)
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| 277 | $(STRIP) $(BINARY)
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| 278 | endif
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| 279 | endif
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| 280 |
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| 281 | ifneq ($(SLIBRARY),)
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| 282 | %.disasm: $(LOUTPUT)
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| 283 | ifeq ($(CONFIG_LINE_DEBUG),y)
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| 284 | $(OBJDUMP) -d -S $< > $@
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| 285 | else
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| 286 | $(OBJDUMP) -d $< > $@
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| 287 | endif
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| 288 |
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| 289 | $(LOUTPUT): $(LARCHIVE) $(LIBC_PREFIX)/arch/$(UARCH)/_link-shlib.ld
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| 290 | $(LD) -T $(LIBC_PREFIX)/arch/$(UARCH)/_link-shlib.ld $(LIB_LFLAGS) $(LARCHIVE) -o $@ -Map $(LOUTPUT).map
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| 291 |
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| 292 | $(LIBRARY).so:
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| 293 | ln -s $(SLIBRARY) $@
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| 294 |
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| 295 | $(LSONAME):
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| 296 | ln -s $(SLIBRARY) $@
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| 297 | endif
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| 298 |
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| 299 | ifneq ($(LIBRARY),)
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| 300 | %.a: $(OBJECTS)
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| 301 | $(AR) rc $@ $(OBJECTS)
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| 302 | endif
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| 303 |
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| 304 | ifneq ($(SLIBRARY),)
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| 305 | %.la: $(LOBJECTS)
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| 306 | $(AR) rc $@ $(LOBJECTS)
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| 307 | endif
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| 308 |
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| 309 | %.o: %.S $(DEPEND)
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| 310 | $(GCC) $(DEFS) $(GCC_CFLAGS) -D__ASM__ -c $< -o $@
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| 311 | ifeq ($(PRECHECK),y)
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| 312 | $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(CFLAGS) -D__ASM__
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| 313 | endif
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| 314 |
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| 315 | %.o: %.s $(DEPEND)
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| 316 | $(AS) $(AFLAGS) -o $@ $<
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| 317 | ifeq ($(PRECHECK),y)
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| 318 | $(JOBFILE) $(JOB) $< $@ as asm
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| 319 | endif
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| 320 |
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| 321 | %.o: %.c $(DEPEND)
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| 322 | $(CC) $(DEFS) $(CFLAGS) -c $< -o $@
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| 323 | ifeq ($(PRECHECK),y)
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| 324 | $(JOBFILE) $(JOB) $< $@ cc core $(DEFS) $(CFLAGS)
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| 325 | endif
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| 326 |
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| 327 | %.lo: %.S $(DEPEND)
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| 328 | $(CC) $(DEFS) $(LIB_CFLAGS) -D__ASM__ -c $< -o $@
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| 329 | ifeq ($(PRECHECK),y)
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| 330 | $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(CFLAGS) -D__ASM__
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| 331 | endif
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| 332 |
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| 333 | %.lo: %.s $(DEPEND)
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| 334 | $(AS) $(AFLAGS) -o $@ $<
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| 335 | ifeq ($(PRECHECK),y)
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| 336 | $(JOBFILE) $(JOB) $< $@ as asm
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| 337 | endif
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| 338 |
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| 339 | %.lo: %.c $(DEPEND)
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| 340 | $(CC) $(DEFS) $(LIB_CFLAGS) -c $< -o $@
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| 341 | ifeq ($(PRECHECK),y)
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| 342 | $(JOBFILE) $(JOB) $< $@ cc core $(DEFS) $(CFLAGS)
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| 343 | endif
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| 344 |
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| 345 | $(DEPEND): $(PRE_DEPEND)
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| 346 | makedepend -f - -- $(DEPEND_DEFS) $(CFLAGS) -- $(SOURCES) > $@ 2> /dev/null
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| 347 | -[ -f $(DEPEND_PREV) ] && diff -q $(DEPEND_PREV) $@ && mv -f $(DEPEND_PREV) $@
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| 348 |
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| 349 | ##
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| 350 | # This explicit dependecy of the output binary on the object files seems to be
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| 351 | # necessary to prevent parallel build failures (GNU make bug #26893 ???).
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| 352 | $(OUTPUT): $(OBJECTS)
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| 353 |
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| 354 | $(LARCHIVE): $(LOBJECTS)
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