#ident "$Id$"
## -----------------------------------------------------------------------
##   
##   Copyright 2001 H. Peter Anvin - All Rights Reserved
##
##   This program is free software; you can redistribute it and/or modify
##   it under the terms of the GNU Lesser General Public License as
##   published by the Free Software Foundation, Inc.,
##   59 Temple Place Ste 330, Bostom MA 02111-1307, USA; version 2.1,
##   incorporated herein by reference.
##
## -----------------------------------------------------------------------

TEST      = teststore testbuddy testalloc testrecovery zallocevil \
	    test_mmap ftrunctest 
SONAME    = libpsm.so.0
VERSION   = 0.1.9
LIBPSM	  = libpsm.so.$(VERSION) libpsm.a

CFILES    = arena.c bitops.c \
	    mgmt.c malloc.c free.c realloc.c zalloc.c calloc.c stats.c
OSOBJ     = $(patsubst %.c,%.o,$(CFILES))
OSPICOBJ  = $(patsubst %.c,%.pic.o,$(CFILES))
# MAN1PAGES = $(patsubst %.in,%,$(wildcard *.1.in))
MAN3PAGES = $(patsubst %.in,%,$(wildcard *.3.in))
MAN7PAGES = $(patsubst %.in,%,$(wildcard *.7.in))
MANPAGES  = $(MAN3PAGES) $(MAN7PAGES)

CC	 = gcc
ifndef DEBUG
# This is a reasonable set of flags for production
# Add -NDEBUG if you don't want to retain assert()s
CFLAGS	= -I. -Wall -O3 -fomit-frame-pointer -D_FILE_OFFSET_BITS=64 # -DNDEBUG
LDFLAGS	= 
else
# This is for debugging
CFLAGS	 = -I. -Wall -O -g -DPRINT_DEBUG_INFO -D_FILE_OFFSET_BITS=64
LDFLAGS  = -g
endif
LIBS    = libpsm.a -lm
PICFLAGS = $(CFLAGS) -fPIC
SOFLAGS	 = -shared

AR	 = ar cq
RANLIB	 = ranlib

INSTALL	 = install -c

prefix     = /usr
bindir     = $(prefix)/bin
sbindir    = $(prefix)/sbin
libdir     = $(prefix)/lib
includedir = $(prefix)/include
mandir     = $(prefix)/man
man1dir    = $(mandir)/man1
man3dir    = $(mandir)/man3
man7dir    = $(mandir)/man7

all: $(LIBPSM) test man

test:	$(TEST)

man:	$(MANPAGES)

clean:
	rm -f *.o *~ core *.dat *.log $(LIBPSM) $(TEST) $(MANPAGES)
	rm -f libpsm.so libpsm.so.*

distclean: clean
	rm -f *~ \#* .depend

install: all
	mkdir -p $(INSTALLROOT)$(includedir)
	mkdir -p $(INSTALLROOT)$(libdir)
	mkdir -p $(INSTALLROOT)$(man3dir)
	$(INSTALL) $(LIBPSM) $(INSTALLROOT)$(libdir)
	cd $(INSTALLROOT)$(libdir) && ln -sf libpsm.so.$(VERSION) $(SONAME)
	cd $(INSTALLROOT)$(libdir) && ln -sf libpsm.so.$(VERSION) libpsm.so
	$(INSTALL) lpsm.h    $(INSTALLROOT)$(includedir)
	$(INSTALL) $(MAN3PAGES) $(INSTALLROOT)$(man3dir)
	cd $(INSTALLROOT)$(man3dir) && ln -sf lpsm_checkpoint.3 lpsm_need_checkpoint.3
	cd $(INSTALLROOT)$(man3dir) && ln -sf lpsm_malloc.3 lpsm_free.3
	cd $(INSTALLROOT)$(man3dir) && ln -sf lpsm_malloc.3 lpsm_realloc.3
	cd $(INSTALLROOT)$(man3dir) && ln -sf lpsm_malloc.3 lpsm_zalloc.3
	cd $(INSTALLROOT)$(man3dir) && ln -sf lpsm_malloc.3 lpsm_calloc.3
	$(INSTALL) $(MAN7PAGES) $(INSTALLROOT)$(man7dir)
	ldconfig

%.o: %.c
	$(CC) $(CFLAGS) -o $@ -c $<

%.pic.o: %.c
	$(CC) $(PICFLAGS) -o $@ -c $<

%: %.in
	sed -e 's/@@VERSION@@/$(VERSION)/g' < $< > $@

libpsm.so.$(VERSION): $(OSPICOBJ)
	$(CC) $(SOFLAGS) -Wl,-soname,$(SONAME) -o libpsm.so.$(VERSION) $(OSPICOBJ)
	ln -sf libpsm.so.$(VERSION) $(SONAME)
	ln -sf libpsm.so.$(VERSION) libpsm.so

libpsm.a: $(OSOBJ)
	rm -f libpsm.a
	$(AR) libpsm.a $(OSOBJ)
	$(RANLIB) libpsm.a

teststore: teststore.o libpsm.a
	$(CC) $(LDFLAGS) -o $@ $< $(LIBS)

testbuddy: testbuddy.o libpsm.a
	$(CC) $(LDFLAGS) -o $@ $< $(LIBS)

testalloc: testalloc.o libpsm.a
	$(CC) $(LDFLAGS) -o $@ $< $(LIBS)

testrecovery: testrecovery.o libpsm.a
	$(CC) $(LDFLAGS) -o $@ $< $(LIBS)

zallocevil: zallocevil.o libpsm.a
	$(CC) $(LDFLAGS) -o $@ $< $(LIBS)

test_mmap: test_mmap.o
	$(CC) $(LDFLAGS) -o $@ $<

ftrunctest: ftrunctest.o 
	$(CC) $(LDFLAGS) -o $@ $<

.depend:
	rm -f .depend
	for cf in $(CFILES); do \
		$(CC) $(CFLAGS) -E -Wp,-MM $$cf >> .depend ; \
		$(CC) $(CFLAGS) -E -Wp,-MM $$cf | sed -e 's/\.o/\.pic\.o/' >> .depend ; \
	done

dep: .depend

-include .depend