diff options
Diffstat (limited to 'src/luarocks/cfg.lua')
-rw-r--r-- | src/luarocks/cfg.lua | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/src/luarocks/cfg.lua b/src/luarocks/cfg.lua new file mode 100644 index 00000000..3c4c5aed --- /dev/null +++ b/src/luarocks/cfg.lua | |||
@@ -0,0 +1,242 @@ | |||
1 | |||
2 | local rawset, next, table, pairs, print, require, io, os, setmetatable = | ||
3 | rawset, next, table, pairs, print, require, io, os, setmetatable | ||
4 | |||
5 | --- Configuration for LuaRocks. | ||
6 | -- Tries to load the user's configuration file and | ||
7 | -- defines defaults for unset values. See the | ||
8 | -- <a href="http://luarocks.org/en/Config_file_format">config | ||
9 | -- file format documentation</a> for details. | ||
10 | module("luarocks.cfg") | ||
11 | |||
12 | local persist = require("luarocks.persist") | ||
13 | |||
14 | local detected = {} | ||
15 | local system,proc | ||
16 | |||
17 | -- A proper installation of LuaRocks will hardcode the system | ||
18 | -- and proc values with LUAROCKS_UNAME_S and LUAROCKS_UNAME_M, | ||
19 | -- so that this detection does not run every time. When it is | ||
20 | -- performed, we use the Unix way to identify the system, | ||
21 | -- even on Windows (assuming UnxUtils or Cygwin). | ||
22 | system = LUAROCKS_UNAME_S or io.popen("uname -s"):read("*l") | ||
23 | proc = LUAROCKS_UNAME_M or io.popen("uname -m"):read("*l") | ||
24 | if proc:match("i[%d]86") then | ||
25 | proc = "x86" | ||
26 | elseif proc:match("amd64") or proc:match("x86_64") then | ||
27 | proc = "x86_64" | ||
28 | elseif proc:match("Power Macintosh") then | ||
29 | proc = "powerpc" | ||
30 | end | ||
31 | |||
32 | if system == "FreeBSD" then | ||
33 | detected.unix = true | ||
34 | detected.freebsd = true | ||
35 | elseif system == "Darwin" then | ||
36 | detected.unix = true | ||
37 | detected.macosx = true | ||
38 | elseif system == "Linux" then | ||
39 | detected.unix = true | ||
40 | detected.linux = true | ||
41 | elseif system and system:match("^CYGWIN") then | ||
42 | detected.unix = true | ||
43 | detected.cygwin = true | ||
44 | elseif system and system:match("^Windows") then | ||
45 | detected.windows = true | ||
46 | else | ||
47 | detected.unix = true | ||
48 | -- Fall back to Unix in unknown systems. | ||
49 | end | ||
50 | |||
51 | local sys_config_file, home_config_file, home_tree | ||
52 | if detected.windows then | ||
53 | home = os.getenv("APPDATA") or "c:" | ||
54 | sys_config_file = "c:/luarocks/config.lua" | ||
55 | home_config_file = home.."/luarocks/config.lua" | ||
56 | home_tree = home.."/luarocks/" | ||
57 | else | ||
58 | home = os.getenv("HOME") or "" | ||
59 | sys_config_file = "/etc/luarocks/config.lua" | ||
60 | home_config_file = home.."/.luarocks/config.lua" | ||
61 | home_tree = home.."/.luarocks/" | ||
62 | end | ||
63 | |||
64 | variables = {} | ||
65 | rocks_trees = {} | ||
66 | |||
67 | persist.load_into_table(LUAROCKS_SYSCONFIG or sys_config_file, _M) | ||
68 | |||
69 | if not LUAROCKS_FORCE_CONFIG then | ||
70 | home_config_file = os.getenv("LUAROCKS_CONFIG") or home_config_file | ||
71 | local home_overrides = persist.load_into_table(home_config_file, { home = home }) | ||
72 | if home_overrides then | ||
73 | local util = require("luarocks.util") | ||
74 | util.deep_merge(_M, home_overrides) | ||
75 | end | ||
76 | end | ||
77 | |||
78 | local defaults = { | ||
79 | arch = "unknown", | ||
80 | lib_extension = "unknown", | ||
81 | obj_extension = "unknown", | ||
82 | rocks_servers = { | ||
83 | "http://luarocks.luaforge.net/rocks" | ||
84 | }, | ||
85 | lua_extension = "lua", | ||
86 | lua_interpreter = LUA_INTERPRETER or "lua", | ||
87 | downloader = LUAROCKS_DOWNLOADER or "wget", | ||
88 | md5checker = LUAROCKS_MD5CHECKER or "md5sum", | ||
89 | variables = {} | ||
90 | } | ||
91 | |||
92 | defaults.external_deps_subdirs = { | ||
93 | bin = "bin", | ||
94 | lib = "lib", | ||
95 | include = "include" | ||
96 | } | ||
97 | defaults.runtime_external_deps_subdirs = defaults.external_deps_subdirs | ||
98 | |||
99 | if detected.windows then | ||
100 | home_config_file = home_config_file:gsub("\\","/") | ||
101 | defaults.lib_extension = "dll" | ||
102 | defaults.obj_extension = "obj" | ||
103 | local rootdir = LUAROCKS_ROCKS_TREE or home_tree | ||
104 | defaults.root_dir = rootdir | ||
105 | defaults.rocks_dir = rootdir.."/rocks/" | ||
106 | defaults.scripts_dir = rootdir.."/bin/" | ||
107 | defaults.external_deps_dirs = { "c:/external/" } | ||
108 | defaults.variables.LUA_BINDIR = LUA_BINDIR and LUA_BINDIR:gsub("\\", "/") or "c:/lua5.1/bin" | ||
109 | defaults.variables.LUA_INCDIR = LUA_INCDIR and LUA_INCDIR:gsub("\\", "/") or "c:/lua5.1/include" | ||
110 | defaults.variables.LUA_LIBDIR = LUA_LIBDIR and LUA_LIBDIR:gsub("\\", "/") or "c:/lua5.1/lib" | ||
111 | defaults.arch = "win32-"..proc | ||
112 | defaults.platforms = {"win32", "windows" } | ||
113 | defaults.cmake_generator = "MinGW Makefiles" | ||
114 | -- TODO: Split Windows flavors between mingw and msvc | ||
115 | -- defaults.make = "make" | ||
116 | -- defaults.makefile = "Makefile" | ||
117 | defaults.make = "nmake" | ||
118 | defaults.makefile = "Makefile.win" | ||
119 | defaults.variables.CC = "cl" | ||
120 | defaults.variables.LD = "link" | ||
121 | defaults.variables.MT = "mt" | ||
122 | defaults.variables.CFLAGS = "/MD /O2" | ||
123 | defaults.variables.LIBFLAG = "/dll" | ||
124 | defaults.external_deps_patterns = { | ||
125 | bin = { "?.exe", "?.bat" }, | ||
126 | lib = { "?.lib", "?.dll" }, | ||
127 | include = { "?.h" } | ||
128 | } | ||
129 | defaults.runtime_external_deps_patterns = { | ||
130 | bin = { "?.exe", "?.bat" }, | ||
131 | lib = { "?.dll" }, | ||
132 | include = { "?.h" } | ||
133 | } | ||
134 | end | ||
135 | |||
136 | if detected.unix then | ||
137 | defaults.lib_extension = "so" | ||
138 | defaults.obj_extension = "o" | ||
139 | local rootdir = LUAROCKS_ROCKS_TREE or home_tree | ||
140 | defaults.root_dir = rootdir | ||
141 | defaults.rocks_dir = rootdir.."/rocks/" | ||
142 | defaults.scripts_dir = rootdir.."/bin/" | ||
143 | defaults.external_deps_dirs = { "/usr/local", "/usr" } | ||
144 | defaults.variables.LUA_BINDIR = LUA_BINDIR or "/usr/local/bin" | ||
145 | defaults.variables.LUA_INCDIR = LUA_INCDIR or "/usr/local/include" | ||
146 | defaults.variables.LUA_LIBDIR = LUA_LIBDIR or "/usr/local/lib" | ||
147 | defaults.variables.CFLAGS = "-O2" | ||
148 | defaults.cmake_generator = "Unix Makefiles" | ||
149 | defaults.make = "make" | ||
150 | defaults.platforms = { "unix" } | ||
151 | defaults.variables.CC = "cc" | ||
152 | defaults.variables.LD = "ld" | ||
153 | defaults.variables.LIBFLAG = "-shared" | ||
154 | defaults.external_deps_patterns = { | ||
155 | bin = { "?" }, | ||
156 | lib = { "lib?.a", "lib?.so" }, | ||
157 | include = { "?.h" } | ||
158 | } | ||
159 | defaults.runtime_external_deps_patterns = { | ||
160 | bin = { "?" }, | ||
161 | lib = { "lib?.so" }, | ||
162 | include = { "?.h" } | ||
163 | } | ||
164 | end | ||
165 | |||
166 | if detected.cygwin then | ||
167 | defaults.lib_extension = "so" -- can be overridden in the config file for mingw builds | ||
168 | defaults.arch = "cygwin-"..proc | ||
169 | defaults.platforms = {"unix", "cygwin"} | ||
170 | defaults.cmake_generator = "Unix Makefiles" | ||
171 | defaults.variables.CC = "echo -llua | xargs gcc" | ||
172 | defaults.variables.LD = "echo -llua | xargs gcc" | ||
173 | defaults.variables.LIBFLAG = "-shared" | ||
174 | end | ||
175 | |||
176 | defaults.external_lib_extension = defaults.lib_extension | ||
177 | |||
178 | if detected.macosx then | ||
179 | defaults.external_lib_extension = "dylib" | ||
180 | defaults.arch = "macosx-"..proc | ||
181 | defaults.platforms = {"unix", "macosx"} | ||
182 | defaults.variables.CC = "export MACOSX_DEPLOYMENT_TARGET=10.3; gcc" | ||
183 | defaults.variables.LD = "export MACOSX_DEPLOYMENT_TARGET=10.3; gcc" | ||
184 | defaults.variables.LIBFLAG = "-bundle -undefined dynamic_lookup -all_load" | ||
185 | end | ||
186 | |||
187 | if detected.linux then | ||
188 | defaults.arch = "linux-"..proc | ||
189 | defaults.platforms = {"unix", "linux"} | ||
190 | defaults.variables.CC = "gcc" | ||
191 | defaults.variables.LD = "gcc" | ||
192 | defaults.variables.LIBFLAG = "-shared" | ||
193 | end | ||
194 | |||
195 | if detected.freebsd then | ||
196 | defaults.arch = "freebsd-"..proc | ||
197 | defaults.make = "gmake" | ||
198 | defaults.platforms = {"unix", "freebsd"} | ||
199 | defaults.variables.CC = "gcc" | ||
200 | defaults.variables.LD = "gcc" | ||
201 | defaults.variables.LIBFLAG = "-shared" | ||
202 | end | ||
203 | |||
204 | if proc == "x86_64" and not defaults.variables.CFLAGS:match("-fPIC") then | ||
205 | defaults.variables.CFLAGS = defaults.variables.CFLAGS.." -fPIC" | ||
206 | end | ||
207 | |||
208 | -- Expose some more values detected by LuaRocks for use by rockspec authors. | ||
209 | defaults.variables.LUA = defaults.lua_interpreter | ||
210 | defaults.variables.LIB_EXTENSION = defaults.lib_extension | ||
211 | defaults.variables.OBJ_EXTENSION = defaults.obj_extension | ||
212 | defaults.variables.LUAROCKS_PREFIX = LUAROCKS_PREFIX | ||
213 | |||
214 | local cfg_mt = { | ||
215 | __index = function(t, k) | ||
216 | local default = defaults[k] | ||
217 | if default then | ||
218 | rawset(t, k, default) | ||
219 | end | ||
220 | return default | ||
221 | end | ||
222 | } | ||
223 | |||
224 | if not _M.variables then | ||
225 | _M.variables = {} | ||
226 | end | ||
227 | for k,v in pairs(defaults.variables) do | ||
228 | if not _M.variables[k] then | ||
229 | _M.variables[k] = v | ||
230 | end | ||
231 | end | ||
232 | |||
233 | setmetatable(_M, cfg_mt) | ||
234 | |||
235 | if not next(rocks_trees) then | ||
236 | if home_tree then | ||
237 | table.insert(rocks_trees, home_tree) | ||
238 | end | ||
239 | if LUAROCKS_ROCKS_TREE then | ||
240 | table.insert(rocks_trees, LUAROCKS_ROCKS_TREE) | ||
241 | end | ||
242 | end | ||