1 files changed, 254 insertions, 0 deletions

diff --git a/src/luarocks/path.lua b/src/luarocks/path.lua
new file mode 100644
index 00000000..65c1a7d2
--- /dev/null
+++ b/src/luarocks/path.lua
@@ -0,0 +1,254 @@
+local _tl_compat; if (tonumber((_VERSION or ''):match('[%d.]*$')) or 0) < 5.3 then local p, m = pcall(require, 'compat53.module'); if p then _tl_compat = m end end; local assert = _tl_compat and _tl_compat.assert or assert; local io = _tl_compat and _tl_compat.io or io; local package = _tl_compat and _tl_compat.package or package; local string = _tl_compat and _tl_compat.string or string; local table = _tl_compat and _tl_compat.table or table
+
+
+
+
+local cfg = require("luarocks.core.cfg")
+local core = require("luarocks.core.path")
+local dir = require("luarocks.dir")
+local util = require("luarocks.core.util")
+
+
+
+local path = {}
+
+
+
+
+
+
+
+
+
+path.rocks_dir = core.rocks_dir
+path.versioned_name = core.versioned_name
+path.path_to_module = core.path_to_module
+path.deploy_lua_dir = core.deploy_lua_dir
+path.deploy_lib_dir = core.deploy_lib_dir
+path.map_trees = core.map_trees
+path.rocks_tree_to_string = core.rocks_tree_to_string
+
+function path.root_dir(tree)
+   if type(tree) == "string" then
+      return tree
+   else
+      return tree.root
+   end
+end
+
+
+
+
+function path.rockspec_name_from_rock(rock_name)
+   local base_name = dir.base_name(rock_name)
+   return base_name:match("(.*)%.[^.]*.rock") .. ".rockspec"
+end
+
+function path.root_from_rocks_dir(rocks_dir)
+   return rocks_dir:match("(.*)" .. util.matchquote(cfg.rocks_subdir) .. ".*$")
+end
+
+function path.deploy_bin_dir(tree)
+   return dir.path(path.root_dir(tree), "bin")
+end
+
+function path.manifest_file(tree)
+   return dir.path(path.rocks_dir(tree), "manifest")
+end
+
+
+
+
+
+
+function path.versions_dir(name, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name)
+end
+
+
+
+
+
+
+
+function path.install_dir(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version)
+end
+
+
+
+
+
+
+
+function path.rockspec_file(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, name .. "-" .. version .. ".rockspec")
+end
+
+
+
+
+
+
+
+function path.rock_manifest_file(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, "rock_manifest")
+end
+
+
+
+
+
+
+
+function path.rock_namespace_file(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, "rock_namespace")
+end
+
+
+
+
+
+
+
+function path.lib_dir(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, "lib")
+end
+
+
+
+
+
+
+
+function path.lua_dir(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, "lua")
+end
+
+
+
+
+
+
+
+function path.doc_dir(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, "doc")
+end
+
+
+
+
+
+
+
+function path.conf_dir(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, "conf")
+end
+
+
+
+
+
+
+
+
+function path.bin_dir(name, version, tree)
+   assert(not name:match("/"))
+   return dir.path(path.rocks_dir(tree), name, version, "bin")
+end
+
+
+
+
+
+
+function path.parse_name(file_name)
+   if file_name:match("%.rock$") then
+      return dir.base_name(file_name):match("(.*)-([^-]+-%d+)%.([^.]+)%.rock$")
+   else
+      return dir.base_name(file_name):match("(.*)-([^-]+-%d+)%.(rockspec)")
+   end
+end
+
+
+
+
+
+
+
+function path.make_url(pathname, name, version, arch)
+   assert(not name:match("/"))
+   local filename = name .. "-" .. version
+   if arch == "installed" then
+      filename = dir.path(name, version, filename .. ".rockspec")
+   elseif arch == "rockspec" then
+      filename = filename .. ".rockspec"
+   else
+      filename = filename .. "." .. arch .. ".rock"
+   end
+   return dir.path(pathname, filename)
+end
+
+
+
+
+
+function path.module_to_path(mod)
+   return (mod:gsub("[^.]*$", ""):gsub("%.", "/"))
+end
+
+function path.use_tree(tree)
+   cfg.root_dir = tree
+   cfg.rocks_dir = path.rocks_dir(tree)
+   cfg.deploy_bin_dir = path.deploy_bin_dir(tree)
+   cfg.deploy_lua_dir = path.deploy_lua_dir(tree)
+   cfg.deploy_lib_dir = path.deploy_lib_dir(tree)
+end
+
+function path.add_to_package_paths(tree)
+   package.path = dir.path(path.deploy_lua_dir(tree), "?.lua") .. ";" ..
+   dir.path(path.deploy_lua_dir(tree), "?/init.lua") .. ";" ..
+   package.path
+   package.cpath = dir.path(path.deploy_lib_dir(tree), "?." .. cfg.lib_extension) .. ";" ..
+   package.cpath
+end
+
+
+
+
+
+
+function path.read_namespace(name, version, tree)
+   assert(not name:match("/"))
+
+   local namespace
+   local fd = io.open(path.rock_namespace_file(name, version, tree), "r")
+   if fd then
+      namespace = fd:read("*a")
+      fd:close()
+   end
+   return namespace
+end
+
+function path.package_paths(deps_mode)
+   local lpaths = {}
+   local lcpaths = {}
+   path.map_trees(deps_mode, function(tree)
+      local root = path.root_dir(tree)
+      table.insert(lpaths, dir.path(root, cfg.lua_modules_path, "?.lua"))
+      table.insert(lpaths, dir.path(root, cfg.lua_modules_path, "?/init.lua"))
+      table.insert(lcpaths, dir.path(root, cfg.lib_modules_path, "?." .. cfg.lib_extension))
+   end)
+   return table.concat(lpaths, ";"), table.concat(lcpaths, ";")
+end
+
+return path