Support building on windows (google#1)

* Support building on windows

* Delete erlang.mk

* Fix travis-ci

.gitignore

@@ -9,3 +9,4 @@ ebin/
 *.crashdump
 _build/
 rebar.lock
+.erlang.mk

.travis.yml

@@ -4,15 +4,9 @@ notifications:
   email: false
 
 otp_release:
-  - 18.1
-  - 17.4
+  - 21.3
 
 script:
-  - make vsn-check
-  - make eunit
-  - make clean
-  - rebar compile
-  - make clean
   - wget https://s3.amazonaws.com/rebar3/rebar3
   - chmod 755 rebar3
   - ./rebar3 compile

Makefile

@@ -1,24 +1,12 @@
-PROJECT = snappyer
-PROJECT_DESCRIPTION = Snappy as nif for Erlang
-PROJECT_VERSION = 1.2.4
+all: compile
 
-SP = 2
+compile:
+	@rebar compile
 
-CPPFLAGS = -Wno-sign-compare -Wno-unused-function
-LDFLAGS += -shared -lstdc++
+tests:
+	@rebar eunit
 
-UNAME_S := $(shell uname -s)
-ifeq ($(UNAME_S),Darwin)
-CXXFLAGS = -O3 -arch x86_64
-LDFLAGS += -arch x86_64 -flat_namespace -undefined suppress
-endif
+clean:
+	@rebar clean
 
-ERLC_OPTS = -Werror +warn_unused_vars +warn_shadow_vars +warn_unused_import +warn_obsolete_guard +debug_info
-
-include erlang.mk
-
-vsn-check:
-	$(verbose) ./vsn-check.sh $(PROJECT_VERSION)
-
-hex-publish: distclean
-	rebar3 hex publish
+.PHONY: clean compile tests

c_src/Makefile

@@ -0,0 +1,74 @@
+# Based on c_src.mk from erlang.mk by Loic Hoguin <[email protected]>
+
+CURDIR := $(shell pwd)
+BASEDIR := $(abspath $(CURDIR)/..)
+
+PROJECT ?= $(notdir $(BASEDIR))
+PROJECT := erlang-sha3
+
+ERTS_INCLUDE_DIR ?= $(shell erl -noshell -s init stop -eval "io:format(\"~s/erts-~s/include/\", [code:root_dir(), erlang:system_info(version)]).")
+ERL_INTERFACE_INCLUDE_DIR ?= $(shell erl -noshell -s init stop -eval "io:format(\"~s\", [code:lib_dir(erl_interface, include)]).")
+ERL_INTERFACE_LIB_DIR ?= $(shell erl -noshell -s init stop -eval "io:format(\"~s\", [code:lib_dir(erl_interface, lib)]).")
+
+C_SRC_DIR = $(CURDIR)
+C_SRC_OUTPUT ?= $(CURDIR)/../priv/$(PROJECT).so
+
+# System type and C compiler/flags.
+
+UNAME_SYS := $(shell uname -s)
+ifeq ($(UNAME_SYS), Darwin)
+	CC ?= cc
+	CFLAGS ?= -O3 -std=c99 -arch x86_64 -finline-functions -Wall -Wmissing-prototypes
+	CXXFLAGS ?= -O3 -arch x86_64 -finline-functions -Wall
+	LDFLAGS ?= -arch x86_64 -flat_namespace -undefined suppress
+else ifeq ($(UNAME_SYS), FreeBSD)
+	CC ?= cc
+	CFLAGS ?= -O3 -std=c99 -finline-functions -Wall -Wmissing-prototypes
+	CXXFLAGS ?= -O3 -finline-functions -Wall
+else ifeq ($(UNAME_SYS), Linux)
+	CC ?= gcc
+	CFLAGS ?= -O3 -std=c99 -finline-functions -Wall -Wmissing-prototypes
+	CXXFLAGS ?= -O3 -finline-functions -Wall
+endif
+
+CFLAGS += -fPIC -I $(ERTS_INCLUDE_DIR) -I $(ERL_INTERFACE_INCLUDE_DIR)
+CXXFLAGS += -fPIC -I $(ERTS_INCLUDE_DIR) -I $(ERL_INTERFACE_INCLUDE_DIR)
+
+LDLIBS += -L $(ERL_INTERFACE_LIB_DIR) -lerl_interface -lei
+LDFLAGS += -shared
+
+# Verbosity.
+
+c_verbose_0 = @echo " C     " $(?F);
+c_verbose = $(c_verbose_$(V))
+
+cpp_verbose_0 = @echo " CPP   " $(?F);
+cpp_verbose = $(cpp_verbose_$(V))
+
+link_verbose_0 = @echo " LD    " $(@F);
+link_verbose = $(link_verbose_$(V))
+
+SOURCES := $(shell find $(C_SRC_DIR) -type f \( -name "*.c" -o -name "*.C" -o -name "*.cc" -o -name "*.cpp" \))
+OBJECTS = $(addsuffix .o, $(basename $(SOURCES)))
+
+COMPILE_C = $(c_verbose) $(CC) $(CFLAGS) $(CPPFLAGS) -c
+COMPILE_CPP = $(cpp_verbose) $(CXX) $(CXXFLAGS) $(CPPFLAGS) -c
+
+$(C_SRC_OUTPUT): $(OBJECTS)
+	@mkdir -p $(BASEDIR)/priv/
+	$(link_verbose) $(CC) $(OBJECTS) $(LDFLAGS) $(LDLIBS) -o $(C_SRC_OUTPUT)
+
+%.o: %.c
+	$(COMPILE_C) $(OUTPUT_OPTION) $<
+
+%.o: %.cc
+	$(COMPILE_CPP) $(OUTPUT_OPTION) $<
+
+%.o: %.C
+	$(COMPILE_CPP) $(OUTPUT_OPTION) $<
+
+%.o: %.cpp
+	$(COMPILE_CPP) $(OUTPUT_OPTION) $<
+
+clean:
+	@rm -f $(C_SRC_OUTPUT) $(OBJECTS)

c_src/snappy.cc

@@ -36,6 +36,11 @@
 #include <string>
 #include <vector>
 
+#if defined(_MSC_VER)
+#include <BaseTsd.h>
+typedef SSIZE_T ssize_t;
+#endif
+
 
 namespace snappy {