gnumakefile.in

NTFS(NT文件系统) for Linux的一个实现源码

# Makefile for the NT filesystem kernel part
#
# Copyright (C) 1997 R間is Duchesne
#
# Note : Do 'make clean_makespace' each time you modify this Makefile.

# Files
# Sources that go into the kernel
KSRC = fs.c sysctl.c support.c ../common/util.c ../common/inode.c ../common/dir.c ../common/super.c ../common/attr.c
KHEADERS = \
	../common/attr.h       \
	../common/inode.h      \
	../common/struct.h     \
	../common/support.h    \
	../common/util.h       \
	../common/dir.h        \
	../common/macros.h     \
	../common/super.h      \
	../common/ntfsendian.h \
	ntfstypes.h            \
	sysctl.h
#  Objects to build
OBJ = $(KSRC:.c=.o)
#  Module to build
MOD = ../ntfs.o
#  Dependancies
DDIR = .depend
DFILE = all
#  Linux
KERNEL=/usr/src/linux
LMAKEFILE = $(KERNEL)/Makefile
LCONFIG = $(KERNEL)/.config
LMODVER = $(KERNEL)/include/linux/modversions.h
#  Program
LD      = @LD@
CC      = @CC@
INSTALL = @INSTALL@
DEPMOD  = @DEPMOD@
INSMOD  = @INSMOD@
RMMOD   = @RMMOD@
MOUNT   = @MOUNT@
UMOUNT  = @UMOUNT@
# Variables
#  Version of the installed kernel sources
KVERSION = @kversion@
#  Allow debugging
DEBUG = @debug@
#  Mount point for the NTFS partition
MOUNT_POINT = @mount_point@
#  Default NTFS device
MDEVICE = @ntfs_volume@

.PHONY : all check_make smp check_conf modver cflags clean clean_worspace \
         clean_makespace install mount umount
all: smp modver cflags $(MOD)

# Check the Linux kernel main Makefile presence
check_make:
ifeq ($(LMAKEFILE),$(wildcard $(LMAKEFILE)))
	@echo Found Linux kernel main Makefile
SMP = $(shell sed -n -e "s/^SMP = \(.*\)/\1/p" $(LMAKEFILE))
else
	@echo $(LMAKEFILE) is missing
	@echo Please install kernel sources before trying again
endif

smp: check_make
# SMP kernel detection
ifeq ($(SMP),1)
	@echo Running kernel is SMP - OK
DFLAGS += -D__SMP__
else
	@echo Running kernel is not SMP - OK
endif

# Check the Linux kernel configuration file presence
check_conf:
ifeq ($(LCONFIG),$(wildcard $(LCONFIG)))
	@echo Found Linux kernel configuration file
include $(LCONFIG)
else
	@echo $(LCONFIG) is missing
	@echo Please configure kernel sources before trying again
endif

modver: check_conf
# Module versioning detection
ifeq ($(CONFIG_MODVERSIONS),y)
	@echo Running kernel has module versioning enabled
DFLAGS += -DMODVERSIONS -include $(LMODVER)
else
	@echo Running kernel has module versioning disabled
endif

# Compilation flags
cflags:
#  To reach config.h
CFLAGS  = -I..
#  To reach the common stuff
CFLAGS += -I../common -I.
#  Compute dependencies (.d)
CFLAGS += -MMD
#  Warnings
CFLAGS += -Wall -Wstrict-prototypes
#  Kernel code
CFLAGS += -D__KERNEL__ -D_POSIX_SOURCE
#  Kernel module
CFLAGS += -DMODULE
#  Detected flags
CFLAGS += $(DFLAGS)
#  Flags from 'configure'
CFLAGS += @gcccflags@ @DEFS@

# Build kernel module
$(MOD): $(OBJ)
	$(LD) -r $(OBJ) $(LLIB) -o $@

%.o: %.c
	$(CC) $(CFLAGS) -c $< -o $@
	@if [ -r $(@:.o=.d) ]; then \
	  if [ ! -d $(DDIR) ]; then \
	    echo Creating the dependancy directory; \
	    mkdir $(DDIR); \
	  fi; \
	  mv $(@:.o=.d) $(DDIR); \
	  cat $(DDIR)/*.d > $(DDIR)/$(DFILE); \
	fi

# Include the dependancies. Don't warn (-) if there is no .d
-include $(DDIR)/$(DFILE)

# Put the tree in its scratch state
clean: clean_workspace clean_makespace

distclean: clean
	@rm -f GNUmakefile *.d

# Remove work files from the work space
clean_workspace:
	@rm -f core *~; \
	echo Linux21 workspace is now clean

# Remove files created by this Makefile
clean_makespace:
	@rm -rf $(DDIR) $(OBJ) $(MOD); \
	echo Linux21 makespace is now clean

# Install the module
install: all
	$(INSTALL) -d /lib/modules/$(KVERSION)/fs; \
	$(INSTALL) $(MOD) /lib/modules/$(KVERSION)/fs; \
	$(DEPMOD) -a

# Mount the NT filesystem
mount: all
ifneq ($(MDEVICE),)
ifneq ($(MOUNT_POINT),)
	sync; \
	$(INSMOD) -m $(MOD) > ntfs.map; \
	$(MOUNT) -t ntfs -oumask=0 $(MDEVICE) $(MOUNT_POINT)
else
	@echo You must specify a mount point in configure
endif
else
	@echo You must specify the device to mount in configure
endif

# Umount the NT filesystem
umount:
	$(UMOUNT) $(MOUNT_POINT); \
	$(RMMOD) ntfs

# produce kernel patch
#FIXME: how get I rid of the last chunk of struct.h?
#FIXME: how can I split with only one marker up-to and starting-from
ntfs_fs_i.h:	../common/struct.h ntfs_fs_i.h.in
	csplit ../common/struct.h %NTFS_INODE_INFO_START%+1 /NTFS_INODE_INFO_END/
	csplit -f yy $@.in /BODY1/ %BODY2%+1
	cat yy00 xx00 yy01 >$@
	rm xx?? yy??

ntfs_fs_sb.h:	../common/struct.h ntfs_fs_sb.h.in
	csplit ../common/struct.h %NTFS_SB_INFO_START%+1 /NTFS_SB_INFO_END/
	csplit -f yy $@.in /BODY1/ %BODY2%+1
	cat yy00 >$@
	sed 's/ntfs_inode/ntfs_inode_info/' <xx00 >>$@
	cat yy01 >>$@
	rm xx?? yy??

patch-kernel:	ntfs_fs_i.h ntfs_fs_sb.h
	cmp -s $(KERNEL)/include/linux/ntfs_fs_i.h ntfs_fs_i.h|| install ntfs_fs_i.h $(KERNEL)/include/linux
	cmp -s $(KERNEL)/include/linux/ntfs_fs_sb.h ntfs_fs_sb.h|| install ntfs_fs_sb.h $(KERNEL)/include/linux
	cmp -s $(KERNEL)/include/linux/ntfs_fs.h ntfs_fs.h || install ntfs_fs.h $(KERNEL)/include/linux
	install ntfs.txt $(KERNEL)/Documentation/filesystems
	install -d $(KERNEL)/fs/ntfs
	for f in $(KSRC) $(KHEADERS);do 		\
		cmp -s $$f $(KERNEL)/fs/ntfs/$$f || 	\
		install $$f $(KERNEL)/fs/ntfs;		\
	done
	sed "s/DATE/`date +%y%m%d`/" <kernelmakefile >$(KERNEL)/fs/ntfs/Makefile
#	This is not needed anymore since 2.1.74
#	patch -N -p1 -d $(KERNEL) <kernelpatch