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local path_cmd = {}
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local util = require("luarocks.util")
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local cfg = require("luarocks.core.cfg")
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local fs = require("luarocks.fs")
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path_cmd.help_summary = "Return the currently configured package path."
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path_cmd.help_arguments = ""
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path_cmd.help = [[
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Returns the package path currently configured for this installation
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of LuaRocks, formatted as shell commands to update LUA_PATH and LUA_CPATH.
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--no-bin Do not export the PATH variable
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--append Appends the paths to the existing paths. Default is to prefix
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the LR paths to the existing paths.
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--lr-path Exports the Lua path (not formatted as shell command)
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--lr-cpath Exports the Lua cpath (not formatted as shell command)
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--lr-bin Exports the system path (not formatted as shell command)
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On Unix systems, you may run:
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eval `luarocks path`
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And on Windows:
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luarocks path > "%temp%\_lrp.bat" && call "%temp%\_lrp.bat" && del "%temp%\_lrp.bat"
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]]
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function path_cmd.command(flags)
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local lr_path, lr_cpath, lr_bin = cfg.package_paths(flags["tree"])
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local path_sep = cfg.export_path_separator
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if flags["lr-path"] then
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util.printout(util.cleanup_path(lr_path, ';', cfg.lua_version))
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return true
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elseif flags["lr-cpath"] then
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util.printout(util.cleanup_path(lr_cpath, ';', cfg.lua_version))
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return true
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elseif flags["lr-bin"] then
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util.printout(util.cleanup_path(lr_bin, path_sep))
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return true
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end
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if flags["append"] then
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lr_path = package.path .. ";" .. lr_path
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lr_cpath = package.cpath .. ";" .. lr_cpath
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lr_bin = os.getenv("PATH") .. path_sep .. lr_bin
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else
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lr_path = lr_path.. ";" .. package.path
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lr_cpath = lr_cpath .. ";" .. package.cpath
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lr_bin = lr_bin .. path_sep .. os.getenv("PATH")
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end
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local lpath_var, lcpath_var = util.lua_path_variables()
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util.printout(fs.export_cmd(lpath_var, util.cleanup_path(lr_path, ';', cfg.lua_version)))
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util.printout(fs.export_cmd(lcpath_var, util.cleanup_path(lr_cpath, ';', cfg.lua_version)))
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if not flags["no-bin"] then
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util.printout(fs.export_cmd("PATH", util.cleanup_path(lr_bin, path_sep)))
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end
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return true
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end
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return path_cmd
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