# Usage: all (load+stat+read+unload) or separately, or build

KERNELNAME = GENKERNEL
KERNELBASEDIR = sys

# some heuristics to automate KERNELNAME:
#.if ${MACHINE} == "i386"
#.if ${HOSTNAME} == "idli.cs.rice.edu"
#      KERNELNAME = IDLI
#.else
#      KERNELNAME = KERNEL
#.endif

KMODMK = ${SHAREDIR}/mk/bsd.kmod.mk

#.elif ${MACHINE} == "alpha"
#   KERNELNAME = ALKERNEL
#   KMODMK = /usr/src/sys.orig/conf/kmod.mk
#.endif
#otherwise set this#  KERNELNAME = KERNEL

# ------------ don't touch anything below this ------------

RELPATH != echo $(KERNELBASEDIR) | grep ^/ >/dev/null || echo n
.if $(RELPATH) == "n"
 KERNELBASEDIR := ../$(KERNELBASEDIR)
.endif
 FULL_KERNELDIR = $(KERNELBASEDIR)/compile/$(KERNELNAME)

MODNAME = antsched
SRCS != cd ..; /bin/ls *.c *.s 2>/dev/null; true                                  
KMOD = $(MODNAME)_mod
CC = gcc
CFLAGS = -Wall -Werror -O -DMODULE -DKMOD=$(MODNAME) -DKMODSTR='"$(MODNAME)"'\
	-fvolatile -I. -I.. -I$(KERNELBASEDIR) -I$(FULL_KERNELDIR)
CWARNFLAGS =
CLEANFILES = *.o
KLDMOD = true
NOOBJ = 1
VERBOSE = -v
ODIR = ${.CURDIR}/obj.${MACHINE}
KILLONEXIT = rc prop bench util vmstat monitor httpd aio mysqld

OS != uname -s
.if ${OS} != "FreeBSD"
.error OSs other than FreeBSD unsupported.
.endif

.if $(.CURDIR) == $(.OBJDIR)
.error You should have an OBJ directory $(ODIR)
.elif $(ODIR) != $(.OBJDIR)
.error Weird OBJ directory $(.OBJDIR); was expecting $(ODIR)
.endif

V != test -f kmod.mk; echo $$?
.if ${V} == 1
V != grep -v '^CFLAGS.*nostdinc' $(KMODMK) >kmod.mk
.endif


.ifnmake clean && distclean && tags && depend
 X != test -f .depend_done || (>.depend_done; cd ..; (make depend >&2) || echo make-depend failed)
.if $(X) != ""
 Y != rm -f .depend_done
.error $(X)
.endif
.endif

all: load stat read unload

reload: unload load

re: reload

build: $(KMOD).ko

load:   build
	@#rosh -c mountr
	@purge /larder/file/file*
	@if kldstat -n $(KMOD) >/dev/null 2>&1; then echo "Uggh: load: $(KMOD) already loaded"; false; else true; fi
	@eval "rosh -c 'killall syslogd portmap cron >/dev/null 2>&1; sync; kldload $(VERBOSE) `pwd`/${KMOD}.ko'"
	@#eval "killall -USR1 hang; true"

stat:
	@[ "x$(VERBOSE)" != "x" ] && kldstat; true

read:
	@echo "Press enter to unload $(KMOD).." >/dev/tty; read x </dev/tty; true

unload: ${KMOD}.ko
	@if kldstat -n $(KMOD) >/dev/null 2>&1; then true; else echo "Uggh: unload: $(KMOD) not loaded"; false; fi
	@bash -c 'killall -TERM $(KILLONEXIT) 2>/dev/null; true'
	@bash -c 'killall -KILL $(KILLONEXIT) 2>/dev/null; true'
	@bash -c 'killall -CONT $(KILLONEXIT) 2>/dev/null; true'
	@eval "rosh -c 'kldunload $(VERBOSE) -n ${KMOD}'"
	@#rosh -c mountr

apic.o: apic.s
	gcc -O2 -Wall -DLOCORE -c -x assembler-with-cpp $<

.include "./kmod.mk"

distclean: clean
	rm -f ../tags ../obj.*/.depend* ../obj.*/* ../errors.err
	@(cd ../postime && make clean)
	@(cd ../etc && make clean)

tags:	_tags	# to force remaking for every make tags

_tags:
	@(cd ..; bash -c 'ctags {,{postime,$(KERNELBASEDIR)/{sys,vm,net,netinet,{cam,cam/scsi},compile/$(KERNELNAME),i386/{i386,isa,include},kern,pci,ufs/{ufs,ffs},dev/{ata,syscons}}}/}*.{c,h}')