0.1-1 version

7 files changed, 130 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+.DS_Store
+*.o
+*.so
diff --git a/LICENSE b/LICENSE
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+++ b/LICENSE
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+The MIT License (MIT)
+
+Copyright (c) 2015 Mashape, Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
diff --git a/Makefile b/Makefile
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+++ b/Makefile
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+LUA ?= lua5.1
+LUA_PC ?= lua5.1
+LUA_CFLAGS = $(shell pkg-config $(LUA_PC) --cflags)
+
+CFLAGS ?= -O3 -Wall -Werror
+
+all: lua_uuid.so
+
+%.o: %.c
+	$(CC) -c $(CFLAGS) -fPIC $(LUA_CFLAGS) -o $@ $<
+
+lua_uuid.so: lua_uuid.o test/lua_uuid_test.lua
+	$(CC) -shared lua_uuid.o -o $@
+	$(LUA) test/lua_uuid_test.lua
+
+clean:
+	rm -f lua_uuid.so lua_uuid.o *.rock
diff --git a/README.md b/README.md
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+++ b/README.md
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+# lua_uuid
+
+Lua library that generate UUIDs leveraging libuuid.
+
+## Usage
+
+To generate an unique UUID string:
+
+```lua
+local lua_uuid = require "lua_uuid"
+local uuid_str = lua_uuid.generate()
+
+print("The UUID is "..uuid_str)
+```
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diff --git a/lua_uuid-0.1-1.rockspec b/lua_uuid-0.1-1.rockspec
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+++ b/lua_uuid-0.1-1.rockspec
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+package = "lua_uuid"
+version = "0.1-1"
+source = {
+  url = "https://github.com/Mashape/lua-uuid/archive/0.1-1.tar.gz",
+  dir = "lua_uuid-0.1-1"
+}
+description = {
+  summary = "UUID generation",
+  detailed = [[
+    This is an utility that leverages libuuid to generate UUID strings
+  ]],
+  homepage = "https://github.com/Mashape/lua-uuid",
+  license = "MIT" 
+}
+dependencies = {
+  "lua >= 5.1"
+}
+build = {
+  type = "builtin",
+  modules = {
+    lua_uuid = {
+      sources = {"lua_uuid.c"},
+    }
+  }
+}
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diff --git a/lua_uuid.c b/lua_uuid.c
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+++ b/lua_uuid.c
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+/***
+Utility for generating UUIDs
+
+@license MIT
+@module lua_uuid
+*/
+#define LUA_LIB
+#include <lua.h>
+#include <lauxlib.h>
+#include <uuid/uuid.h>
+
+#if LUA_VERSION_NUM < 502
+# define luaL_newlib(L,l) (lua_newtable(L), luaL_register(L,NULL,l))
+# define lua_rawlen lua_objlen
+#endif
+
+/// Generate an UUID
+// @return uuid_str
+// @function generate()
+static int generate(lua_State *L) {
+
+    // Generate UUID
+    uuid_t uuid;
+    uuid_generate(uuid);
+
+    // Unparse to a string
+    char uuid_str[37]; // For example: "1b4e28ba-2fa1-11d2-883f-0016d3cca427" + "\0"
+    uuid_unparse_lower(uuid, uuid_str);
+
+    lua_pushstring(L, uuid_str);
+    return 1;
+}
+
+static const luaL_Reg lua_uuid[] = {
+    {"generate", generate},
+    {NULL, NULL}
+};
+
+int luaopen_lua_uuid(lua_State *L){
+    luaL_newlib(L, lua_uuid);
+    return 1;
+}
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diff --git a/test/lua_uuid_test.lua b/test/lua_uuid_test.lua
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+++ b/test/lua_uuid_test.lua
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+local lua_uuid = require "lua_uuid"
+
+assert(lua_uuid.generate())
+
+local first = lua_uuid.generate()
+local second = lua_uuid.generate()
+
+assert(first ~= second)
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