xref: /freebsd/sys/contrib/zstd/doc/educational_decoder/Makefile (revision 5ff13fbc199bdf5f0572845351c68ee5ca828e71) 
1# ################################################################
2# Copyright (c) Yann Collet, Facebook, Inc.
3# All rights reserved.
4#
5# This source code is licensed under both the BSD-style license (found in the
6# LICENSE file in the root directory of this source tree) and the GPLv2 (found
7# in the COPYING file in the root directory of this source tree).
8# You may select, at your option, one of the above-listed licenses.
9# ################################################################
10
11ZSTD ?= zstd   # note: requires zstd installation on local system
12
13UNAME?= $(shell uname)
14ifeq ($(UNAME), SunOS)
15DIFF ?= gdiff
16else
17DIFF ?= diff
18endif
19
20HARNESS_FILES=*.c
21
22MULTITHREAD_LDFLAGS = -pthread
23DEBUGFLAGS= -g -DZSTD_DEBUG=1
24CPPFLAGS += -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \
25            -I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(PRGDIR)
26CFLAGS   ?= -O2
27CFLAGS   += -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow                 \
28            -Wstrict-aliasing=1 -Wswitch-enum                               \
29            -Wredundant-decls -Wstrict-prototypes -Wundef                   \
30            -Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings      \
31            -std=c99
32CFLAGS   += $(DEBUGFLAGS)
33CFLAGS   += $(MOREFLAGS)
34FLAGS     = $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $(MULTITHREAD_LDFLAGS)
35
36harness: $(HARNESS_FILES)
37	$(CC) $(FLAGS) $^ -o $@
38
39clean:
40	@$(RM) harness *.o
41	@$(RM) -rf harness.dSYM  # MacOS specific
42
43test: harness
44	#
45	# Testing single-file decompression with educational decoder
46	#
47	@$(ZSTD) -f README.md -o tmp.zst
48	@./harness tmp.zst tmp
49	@$(DIFF) -s tmp README.md
50	@$(RM) tmp*
51	#
52	# Testing dictionary decompression with education decoder
53	#
54	# note : files are presented multiple for training, to reach minimum threshold
55	@$(ZSTD) --train harness.c zstd_decompress.c zstd_decompress.h README.md \
56                  harness.c zstd_decompress.c zstd_decompress.h README.md \
57                  harness.c zstd_decompress.c zstd_decompress.h README.md \
58                  -o dictionary
59	@$(ZSTD) -f README.md -D dictionary -o tmp.zst
60	@./harness tmp.zst tmp dictionary
61	@$(DIFF) -s tmp README.md
62	@$(RM) tmp* dictionary
63