Messages in this thread Patch in this message | | | From | (Miquel van Smoorenburg) | Subject | Re: build -->/usr/src/linux | Date | Mon, 9 Apr 2001 11:29:57 +0000 (UTC) |
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In article <20010409010103.A16562@pcep-jamie.cern.ch>, Jamie Lokier <lk@tantalophile.demon.co.uk> wrote: >Miquel van Smoorenburg wrote: >> .. but there should be a cleaner way to get at the CFLAGS used >> to compile the kernel. > >There is a way though I'd not call it clean. Here is an extract from
Do you think something like this is the correct approach? If it was part of the official kernel you could write a Makefile like this:
KSRC = /lib/modules/`uname -r`/build include $(KSRC)/include/config.mak
CFLAGS := $(CFLAGS) $(MODFLAGS)
module.c: module.h
--- linux-2.2.19.orig/Makefile Mon Apr 9 13:01:37 2001 +++ linux-2.2.19/Makefile Mon Apr 9 13:20:21 2001 @@ -325,7 +325,8 @@ MODFLAGS += -DMODVERSIONS -include $(HPATH)/linux/modversions.h endif -modules: include/config/MARKER $(patsubst %, _mod_%, $(SUBDIRS)) +modules: include/config/MARKER $(patsubst %, _mod_%, $(SUBDIRS)) \ + include/linux/config.mak $(patsubst %, _mod_%, $(SUBDIRS)) : include/linux/version.h $(MAKE) -C $(patsubst _mod_%, %, $@) CFLAGS="$(CFLAGS) $(MODFLAGS)" MAKING_MODULES=1 modules @@ -380,6 +381,31 @@ @exit 1 endif +include/linux/config.mak: ./Makefile + @echo "VERSION = $(VERSION)" > .mak + @echo "PATCHLEVEL = $(PATCHLEVEL)" >> .mak + @echo "SUBLEVEL = $(SUBLEVEL)" >> .mak + @echo "EXTRAVERSION = $(EXTRAVERSION)" >> .mak + @echo "ARCH = $(ARCH)" >> .mak + @echo "HOSTCC = $(HOSTCC)" >> .mak + @echo "HOSTCFLAGS = $(HOSTCFLAGS)" >> .mak + @echo "CROSS_COMPILE = $(CROSS_COMPILE)" >> .mak + @echo "AS = $(AS)" >> .mak + @echo "LD = $(LD)" >> .mak + @echo "CC = $(CC)" >> .mak + @echo "CPP = $(CPP)" >> .mak + @echo "AR = $(AR)" >> .mak + @echo "NM = $(NM)" >> .mak + @echo "STRIP = $(STRIP)" >> .mak + @echo "OBJCOPY = $(OBJCOPY)" >> .mak + @echo "OBJDUMP = $(OBJDUMP)" >> .mak + @echo "MAKE = $(MAKE)" >> .mak + @echo "GENKSYMS = $(GENKSYMS)" >> .mak + @echo "CFLAGS = $(CFLAGS)" >> .mak + @echo "AFLAGS = $(AFLAGS)" >> .mak + @echo "MODFLAGS = $(MODFLAGS)" >> .mak + @mv -f .mak $@ + clean: archclean rm -f kernel/ksyms.lst include/linux/compile.h rm -f core `find . -name '*.[oas]' ! \( -regex '.*lxdialog/.*' \ @@ -398,6 +424,7 @@ mrproper: clean archmrproper rm -f include/linux/autoconf.h include/linux/version.h + rm -f include/linux/config.mak rm -f drivers/net/hamradio/soundmodem/sm_tbl_{afsk1200,afsk2666,fsk9600}.h rm -f drivers/net/hamradio/soundmodem/sm_tbl_{hapn4800,psk4800}.h rm -f drivers/net/hamradio/soundmodem/sm_tbl_{afsk2400_7,afsk2400_8}.h
Mike.
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