xxhash-sys 0.1.0

Raw bindings to libxxhash which contains an implementation of xxHash
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143

# ################################################################
# xxHash Makefile
# Copyright (C) Yann Collet 2012-2015
#
# GPL v2 License
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# You can contact the author at :
#  - xxHash source repository : http://code.google.com/p/xxhash/
# ################################################################
# xxhsum : provides 32/64 bits hash of one or multiple files, or stdin
# ################################################################

# Version numbers
LIBVER_MAJOR:=`sed -n '/define XXH_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < xxhash.h`
LIBVER_MINOR:=`sed -n '/define XXH_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < xxhash.h`
LIBVER_PATCH:=`sed -n '/define XXH_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < xxhash.h`
LIBVER := $(LIBVER_MAJOR).$(LIBVER_MINOR).$(LIBVER_PATCH)

CFLAGS ?= -O3
CFLAGS += -std=c99 -Wall -Wextra -Wshadow -Wcast-qual -Wcast-align -Wstrict-prototypes -Wstrict-aliasing=1 -Wswitch-enum -Wundef -pedantic 
FLAGS  := $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(MOREFLAGS)
XXHSUM_VERSION=$(LIBVER)
MD2ROFF  =ronn
MD2ROFF_FLAGS  = --roff --warnings --manual="User Commands" --organization="xxhsum $(XXHSUM_VERSION)"

# Define *.exe as extension for Windows systems
ifneq (,$(filter Windows%,$(OS)))
EXT =.exe
else
EXT =
endif

.PHONY: clean all

default: xxhsum

all: xxhsum xxhsum32 xxhsum_privateXXH

xxhsum: xxhash.c xxhsum.c
	$(CC)      $(FLAGS) $^ -o $@$(EXT)
	ln -sf $@ xxh32sum
	ln -sf $@ xxh64sum

xxhsum32: xxhash.c xxhsum.c
	$(CC) -m32 $(FLAGS) $^ -o $@$(EXT)

xxhsum_privateXXH: xxhsum.c
	$(CC) $(FLAGS) -DXXHSUM_INCLUDE_XXHC $^ -o $@$(EXT)

test: clean xxhsum
	# stdin
	./xxhsum < xxhash.c
	# multiple files
	./xxhsum *
	# internal bench
	./xxhsum -bi1
	# file bench
	./xxhsum -bi1 xxhash.c
	# memory tests
	valgrind --leak-check=yes --error-exitcode=1 ./xxhsum -bi1 xxhash.c
	valgrind --leak-check=yes --error-exitcode=1 ./xxhsum -H0 xxhash.c
	valgrind --leak-check=yes --error-exitcode=1 ./xxhsum -H1 xxhash.c

test32: clean xxhsum32
	@echo ---- test 32-bits ----
	./xxhsum32 -bi1 xxhash.c

test-xxhsum-c: xxhsum
	# xxhsum to/from pipe
	./xxhsum * | ./xxhsum -c -
	./xxhsum -H0 * | ./xxhsum -c -
	# xxhsum to/from file, shell redirection
	./xxhsum * > .test.xxh64
	./xxhsum -H0 * > .test.xxh32
	./xxhsum -c .test.xxh64
	./xxhsum -c .test.xxh32
	./xxhsum -c < .test.xxh64
	./xxhsum -c < .test.xxh32
	# xxhsum -c warns improperly format lines.
	cat .test.xxh64 .test.xxh32 | ./xxhsum -c -
	cat .test.xxh32 .test.xxh64 | ./xxhsum -c -
	# Expects "FAILED"
	echo "0000000000000000  LICENSE" | ./xxhsum -c -; test $$? -eq 1
	echo "00000000  LICENSE" | ./xxhsum -c -; test $$? -eq 1
	# Expects "FAILED open or read"
	echo "0000000000000000  test-expects-file-not-found" | ./xxhsum -c -; test $$? -eq 1
	echo "00000000  test-expects-file-not-found" | ./xxhsum -c -; test $$? -eq 1

clean-xxhsum-c:
	@rm -f .test.xxh32 .test.xxh64

armtest: clean
	@echo ---- test ARM compilation ----
	$(MAKE) xxhsum CC=arm-linux-gnueabi-gcc MOREFLAGS="-Werror"

clangtest: clean
	@echo ---- test clang compilation ----
	$(MAKE) all CC=clang MOREFLAGS="-Werror -Wconversion -Wno-sign-conversion"

gpptest: clean
	@echo ---- test g++ compilation ----
	$(MAKE) all CC=g++ CFLAGS="-O3 -Wall -Wextra -Wundef -Wshadow -Wcast-align -Werror"

sanitize: clean
	@echo ---- check undefined behavior - sanitize ----
	$(MAKE) test CC=clang MOREFLAGS="-g -fsanitize=undefined"

staticAnalyze: clean
	@echo ---- static analyzer - scan-build ----
	CFLAGS="-g -Werror" scan-build --status-bugs -v $(MAKE) all

xxhsum.1: xxhsum.1.md
	cat $^ | $(MD2ROFF) $(MD2ROFF_FLAGS) | sed -n '/^\.\\\".*/!p' > $@

man: xxhsum.1

clean-man:
	rm xxhsum.1

preview-man: clean-man man
	man ./xxhsum.1

test-all: clean all test test32 test-xxhsum-c clean-xxhsum-c armtest clangtest gpptest sanitize staticAnalyze

clean: clean-xxhsum-c
	@rm -f core *.o xxhsum$(EXT) xxhsum32$(EXT) xxhsum_privateXXH$(EXT) xxh32sum xxh64sum
	@echo cleaning completed