#
# This file and its contents are supplied under the terms of the
# Common Development and Distribution License ("CDDL"), version 1.0.
# You may only use this file in accordance with the terms of version
# 1.0 of the CDDL.
#
# A full copy of the text of the CDDL should have accompanied this
# source.  A copy of the CDDL is also available via the Internet at
# http://www.illumos.org/license/CDDL.
#

# Copyright 2021, Richard Lowe.

OBJS=visible.o hidden.o access.o

SRCDIR=$(PWD)

.KEEP_STATE:

all: libnoref.so libothertest.so test

%.o: $(SRCDIR)/%.s
	gcc -D_ASM -m64 -c $< -o $@
%.o: $(SRCDIR)/%.S
	gcc -D_ASM -m64 -c $< -o $@

libtest.so: $(OBJS)
	gcc -m64 -shared $(OBJS) -o $@

# libtest.so, but with the important objects in the other order so that we
# choose the other COMDAT section to keep.
libothertest.so: $(OBJS)
	gcc -m64 -shared hidden.o visible.o access.o -o $@

libnoref.so: $(OBJS:access.o=)	#Remove any references
	gcc -m64 -Wl,-zignore -shared $(OBJS:access.o=) -o $@

test: $(SRCDIR)/main.c libtest.so
	gcc -m64 $(SRCDIR)/main.c -o $@ -L$(PWD) -R$(PWD) -ltest

clean:
	rm -rf $(OBJS) test libtest.so