Hello,
On Sat, Jul 18, 2009 at 7:22 PM, Mulyadi Santosa <[email protected]>wrote: > On Sat, Jul 18, 2009 at 3:26 PM, Rishi Agrawal<[email protected]> > wrote: > > Hello All, > > > > I have this particular directory Hierarchy > > > > foo > > | > > |__ include(directory) > > | > > |__kernel(directory) > > | > > |__user_space(directory) > > > > > > Include directory has the header file which is required by both the > kernel > > space code and the user space code > > > > kernel has a character device driver, and a kern_make_file.mk to compile > the > > chardev > > > > user_space has the user space code, make_file and the configure script. > > > > I want to compile the chardev using the user space make file > > > > for this I added a line "include kern_make_file.mk" in the user space > make > > file > > > > but it is giving me the warnings and does not compile the user space code > > > > the warnings are : > > > > Makefile:16: warning: overriding commands for target `all' > > ../kernel/make_kernel.mk:8: warning: ignoring old commands for target > `all' > > Is there "all" target in your kernel makefile? seems there is a > clash.... Perhaps you need to show us the content of your Makefile, > both for user and kernel space code, to ease clarification... > > > Moreover I would like to know wether it is possible to compile the user > > space code and kernel space code in one make file > > I think yes, you just need to be careful for things like : CFLAGS > (likely it will be different for user and kernel code), include path > and so on. > > So, to avoid headache, I think it's better to separate the Makefile.... > > -- > regards, > > Mulyadi Santosa > Freelance Linux trainer > blog: the-hydra.blogspot.com > I have used separate makefiles and added this piece of code in the Makefile in the topmost directory @for dir in ${subdirs}; do \ (cd $$dir && $(MAKE) all) \ || case "$(MFLAGS)" in *k*) fail=yes;; *) exit 1;; esac; \ done && test -z "$$fail" This loop goes into each and subdir and executes "make" -- Regards, Rishi B. Agrawal http://www.linkedin.com/in/rishibagrawal http://code.google.com/p/fscops/
