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    Contents of /trunk/mkinitrd-magellan/klibc/Makefile

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    Revision 532 - (show annotations) (download)
    Sat Sep 1 22:45:15 2007 UTC (16 years, 8 months ago) by niro
    File size: 4068 byte(s) 
    -import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
    1 SRCROOT = .
    2
    3 # kbuild compatibility
    4 export srctree := $(shell pwd)
    5 export objtree := $(shell pwd)
    6 export KLIBCSRC := usr/klibc
    7 export VERSION := $(shell cat $(KLIBCSRC)/version)
    8 export KLIBCINC := usr/include
    9 export KLIBCOBJ := usr/klibc
    10 export KLIBCKERNELSRC := linux/
    11 export KLIBCKERNELOBJ := linux/
    12 include scripts/Kbuild.include
    13
    14 KLIBCROSS ?= $(CROSS_COMPILE)
    15 export KLIBCROSS
    16 export CC := $(KLIBCROSS)gcc
    17 export LD := $(KLIBCROSS)ld
    18 export AR := $(KLIBCROSS)ar
    19 export RANLIB := $(KLIBCROSS)ranlib
    20 export STRIP := $(KLIBCROSS)strip
    21 export NM := $(KLIBCROSS)nm
    22 export OBJCOPY := $(KLIBCROSS)objcopy
    23 export OBJDUMP := $(KLIBCROSS)objdump
    24
    25 NOSTDINC_FLAGS := -nostdlib -nostdinc -isystem $(shell $(CC) -print-file-name=include)
    26
    27 ARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/parisc64/parisc/ -e s/sun4u/sparc64/ -e s/arm.*/arm/ -e s/sa110/arm/)
    28 export KLIBCARCH ?= $(ARCH)
    29 export KLIBCARCHDIR := $(shell echo $(KLIBCARCH) | sed -e s/s390x/s390/)
    30
    31 export HOSTCC := gcc
    32 export HOSTCFLAGS := -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
    33 export PERL := perl
    34
    35 # Location for installation
    36 export prefix = /usr
    37 export bindir = $(prefix)/bin
    38 export libdir = $(prefix)/lib
    39 export mandir = $(prefix)/man
    40 export INSTALLDIR = $(prefix)/lib/klibc
    41 export INSTALLROOT =
    42
    43 # Create a fake .config as present in the kernel tree
    44 # But if it exists leave it alone
    45 $(if $(wildcard $(objtree)/.config),,$(shell cp defconfig .config))
    46
    47 # Prefix Make commands with $(Q) to silence them
    48 # Use quiet_cmd_xxx, cmd_xxx to create nice output
    49 # use make V=1 to get verbose output
    50
    51 ifdef V
    52 ifeq ("$(origin V)", "command line")
    53 KBUILD_VERBOSE = $(V)
    54 endif
    55 endif
    56 ifndef KBUILD_VERBOSE
    57 KBUILD_VERBOSE = 0
    58 endif
    59
    60 ifeq ($(KBUILD_VERBOSE),1)
    61 quiet =
    62 Q =
    63 else
    64 quiet=quiet_
    65 Q = @
    66 endif
    67
    68 # If the user is running make -s (silent mode), suppress echoing of
    69 # commands
    70
    71 ifneq ($(findstring s,$(MAKEFLAGS)),)
    72 quiet=silent_
    73 endif
    74
    75 export quiet Q KBUILD_VERBOSE
    76
    77 # Do not print "Entering directory ..."
    78 MAKEFLAGS += --no-print-directory
    79
    80 # Shorthand to call Kbuild.klibc
    81 klibc := -f $(srctree)/scripts/Kbuild.klibc obj
    82
    83 # Very first target
    84 .PHONY: all klcc klibc
    85 all: klcc klibc
    86
    87 .config: defconfig linux
    88 @echo "defconfig has changed, please remove or edit .config"
    89 @false
    90
    91 linux:
    92 ln -snf /lib/modules/$(shell uname -r)/build linux
    93
    94 rpmbuild = $(shell which rpmbuild 2>/dev/null || which rpm)
    95
    96 klibc.spec: klibc.spec.in $(KLIBCSRC)/version
    97 sed -e 's/@@VERSION@@/$(VERSION)/g' < $< > $@
    98
    99 # Build klcc - it is the first target
    100 klcc: .config
    101 $(Q)$(MAKE) $(klibc)=klcc
    102
    103 klibc: .config
    104 $(Q)$(MAKE) $(klibc)=.
    105
    106 test: klibc
    107 $(Q)$(MAKE) $(klibc)=usr/klibc/tests
    108
    109
    110 ###
    111 # allow one to say make dir/file.o
    112 # Caveat: works only for .c files where we have a Kbuild file in same dir
    113 %.o: %.c FORCE
    114 $(Q)$(MAKE) $(klibc)=$(dir $<) $(dir $<)$(notdir $@)
    115
    116 %.s: %.c FORCE
    117 $(Q)$(MAKE) $(klibc)=$(dir $<) $(dir $<)$(notdir $@)
    118
    119 %.i: %.c FORCE
    120 $(Q)$(MAKE) $(klibc)=$(dir $<) $(dir $<)$(notdir $@)
    121
    122 FORCE: ;
    123 ###
    124 # clean: remove generated files
    125 # mrproper does a full cleaning including .config and linux symlink
    126 FIND_IGNORE := \( -name .git \) -prune -o
    127 quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),RM $(wildcard $(rm-files)))
    128 cmd_rmfiles = rm -f $(rm-files)
    129 clean:
    130 $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.clean obj=.
    131 $(Q)find . $(FIND_IGNORE) \
    132 \( -name *.o -o -name *.a -o -name '.*.cmd' -o \
    133 -name '.*.d' -o -name '.*.tmp' \) \
    134 -type f -print | xargs rm -f
    135
    136 rm-files := .config linux
    137 distclean mrproper: clean
    138 $(Q)find . $(FIND_IGNORE) \
    139 \( -name '*.orig' -o -name '*.rej' -o -name '*~' \
    140 -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \
    141 -o -name '.*.rej' -o -size 0 \
    142 -o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \
    143 -type f -print | xargs rm -f
    144 $(call cmd,rmfiles)
    145
    146 install: all
    147 $(Q)$(MAKE) -f $(srctree)/scripts/Kbuild.install obj=.
    148
    149 # This does all the prep work needed to turn a freshly exported git repository
    150 # into a release tarball tree
    151 release: klibc.spec
    152 rm -f maketar.sh .config