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This page describes the interface for package of functions like on_load(), on_install() or on_test() of the Package Dependencies

package:name

• Get the name of the package

package:get

• Get the values of the package by name

-- get the dependencies
package:get("deps")
-- get the links
package:get("links")
-- get the defined macros
package:get("defines")

package:set

• Set the values of the package by name (If you just want to add values use package:add)

-- set the dependencies
package:set("deps", "python")
-- set the links
package:set("links", "sdl2")
-- set the defined macros
package:set("defines", "SDL_MAIN_HANDLED")

package:add

• Add to the values of the package by name

-- add dependencies
package:add("deps", "python")
-- add links
package:add("links", "sdl2")
-- add defined macros
package:add("defines", "SDL_MAIN_HANDLED")

package:license

• Get the license of the package (Same as package:get("license"))

package:description

• Get the description of the package (Same as package:get("description"))

package:plat

• Get the platform of the package. Can be any of:
  • windows
  • linux
  • macosx
  • android
  • iphoneos
  • watchos
  • mingw
  • cygwin
  • bsd

If the package is binary os.host is returned

package:arch

• Get the architecture of the package (e.g. x86, x64, x86_64)

If the package is binary os.arch is returned

package:targetos

• Get the targeted OS of the package. Can have the same values as package:plat

package:targetarch

• Get the targeted architecture of the package. Can have the same values as package:arch

package:is_plat

• Wether the current platform is one of the given platforms

-- Is the current platform android?
package:is_plat("android")
-- Is the current platform windows, linux or macosx?
package:is_plat("windows", "linux", "macosx")

package:is_arch

• Wether the current platform is one of the given platforms

-- Is the current architecture x86
package:is_arch("x86")
-- Is the current architecture x64 or x86_64
package:is_arch("x64", "x86_64")

package:is_targetos

• Wether the currently targeted OS is one of the given OS

-- Is the currently targeted OS windows?
package:is_targetos("windows")
-- Is the currently targeted OS android or iphoneos?
package:is_targetos("android", "iphoneos")

package:is_targetarch

• Wether the currently targeted architecture is one of the given architectures

-- Is the currently targeted architecture x86
package:is_targetarch("x86")
-- Is the currently targeted architecture x64 or x86_64
package:is_targetarch("x64", "x86_64")

package:alias

• Get the alias of the package

If the user sets an alias like so:

add_requires("libsdl", {alias = "sdl"})

This alias can be retrieved by

-- returns "sdl"
package:alias()

package:urls

• Get the URLs of the package

Retrieve the URLs set by:

add_urls("https://example.com/library-$(version).zip")
-- or so
set_urls("https://example.com/library-$(version).zip")

Then write this:

-- returns the table {"https://example.com/library-$(version).zip"}
package:urls()

package:dep

• Get a dependency of the package by name. The name needs to be a dependency of the package.

local python = package:dep("python")
-- returns "python"
python:name()

package:deps

• Get all dependencies of the package

-- prints the names of all dependencies
for _,dep in pairs(package:deps()) do
    print(dep:name())
end

package:sourcehash

• Get the sha256 checksum of an URL alias

If the checksum is provided like so:

add_urls("https://example.com/library-$(version).zip", {alias = "example"})
add_versions("example:2.4.1", "29f9983cc7196e882c4bc3d23d7492f9c47574c7cf658afafe7d00c185429941")

You can retrieve the checksum like so:

-- returns "29f9983cc7196e882c4bc3d23d7492f9c47574c7cf658afafe7d00c185429941"
package:sourcehash("example")
-- or so
package:sourcehash(package:url_alias(package:urls()[1]))

package:kind

• Get the kind of the package. Can be any of:
  • binary
  • toolchain (is also binary)
  • library (default)
  • template #2138
  • headeronly

package:is_binary

• Wether the package is of kind binary

package:is_toolchain

• Wether the package is of kind toolchain

package:is_library

• Wether the package is of kind library

package:is_toplevel

• Wether the package is directly required by the user (e.g. xmake.lua)

package:is_thirdparty

• Wether the package is provided by a thirdparty package manager (e.g. brew, conan, vcpkg)

package:is_debug

• Wether the package is build with debug mode (Same as package:config("debug"))

package:is_supported

• Wether the package is supported by the current platform and architecture

package:debug

• Wether the the package gets built with debug mode (deprecated: use package:is_debug instead)

package:is_cross

• Wether the package is getting cross-compiled

package:cachedir

• Get the cache directory of the package

package:installdir

• Get the installation directory of the package. Can also be used to get a subdirectory. If the given directory tree does not exist it will be created.

-- returns the installation directory
package:installdir()
-- returns the subdirectory include inside the installation directory
package:installdir("include")
-- returns the subdirectory include/files
package:installdir("include", "files")

package:scriptdir

• Get the directory where the xmake.lua of the package lies

package:envs

• Get the exported environment variables of the package

package:getenv

• Get the given environment variable

-- returns a table
package:getenv("PATH")

package:setenv

• Set the given environment variable. Overwrites the variable

-- sets PATH to {"bin", "lib"}
package:setenv("PATH", "bin", "lib")

package:addenv

• Add the given values to the environment variable

-- adds "bin" and "lib" to PATH
package:addenv("PATH", "bin", "lib")

package:versions

• Get all version strings of the package. Returns a table containing all versions as strings

package:version

• Get the version of the package

local version = package:version()
-- get the major version
version:major()
-- get the minor version
version:minor()
-- get the patch version
version:patch()

package:version_str

• Get the version of the package as string

package:config

• Get the given configuration value of the package

-- if configurations are set like so
add_require("example", {configs = {enable_x = true, value_y = 6}})
-- these values can be retrieved like so
-- returns true
package:config("enable_x")
-- returns 6
package:config("value_y")

package:config_set

• Set the given configuration value of the package

package:config_set("enable_x", true)
package:config_set("value_y", 6)

package:configs

• Get all configurations of the package

-- returns a table with the configuration names as keys and their values as values
local configs = package:configs()
local enable_x = configs["enable_x"]
local value_y = configs["value_y"]

package:buildhash

• Get the build hash of the package

package:patches

• Get all patches of the current version

-- returns a table with all patches
local patches = package:patches()
-- each element contains the keys "url" and "sha256"
local url = patches[1]["url"]
local sha256 = patches[1]["sha256"]

package:has_cfuncs

• Wether the package has the given C functions

This should be used inside on_test like so:

on_test(function (package)
  assert(package:has_cfuncs("foo"))
  -- you can also add configs
  assert(package:has_cfuncs("bar", {includes = "foo_bar.h"}))
  assert(package:has_cfuncs("blob", {includes = "blob.h", configs = {defines = "USE_BLOB"}}))
  -- you can even set the language
  assert(package:has_cfuncs("bla", {configs = {languages = "c99"}}))
end)

package:has_cxxfuncs

• Wether the package has the given C++ functions

This should be used inside on_test like so:

on_test(function (package)
  assert(package:has_cxxfuncs("foo"))
  -- you can also add configs
  assert(package:has_cxxfuncs("bar", {includes = "foo_bar.hpp"}))
  assert(package:has_cxxfuncs("blob", {includes = "blob.hpp", configs = {defines = "USE_BLOB"}}))
  -- you can even set the language
  assert(package:has_cxxfuncs("bla", {configs = {languages = "cxx17"}}))
end)

package:has_ctypes

• Wether the package has the given C types

This should be used inside on_test like so:

on_test(function (package)
  assert(package:has_ctypes("foo"))
  -- you can also add configs
  assert(package:has_ctypes("bar", {includes = "foo_bar.h"}))
  assert(package:has_ctypes("blob", {includes = "blob.h", configs = {defines = "USE_BLOB"}}))
  -- you can even set the language
  assert(package:has_ctypes("bla", {configs = {languages = "c99"}}))
end)

package:has_cxxtypes

• Wether the package has the given C++ types

This should be used inside on_test like so:

on_test(function (package)
  assert(package:has_cxxtypes("foo"))
  -- you can also add configs
  assert(package:has_cxxtypes("bar", {includes = "foo_bar.hpp"}))
  assert(package:has_cxxtypes("blob", {includes = "blob.hpp", configs = {defines = "USE_BLOB"}}))
  -- you can even set the language
  assert(package:has_cxxtypes("bla", {configs = {languages = "cxx17"}}))
end)

package:has_cincludes

• Wether the package has the given C header files

This should be used in on_test like so:

on_test(function (package)
  assert(package:has_cincludes("foo.h"))
end)

package:has_cxxincludes

• Wether the package has the given C++ header files

This should be used in on_test like so:

on_test(function (package)
  assert(package:has_cxxincludes("foo.hpp"))
end)

package:check_csnippets

• Wether the given C snippet can be compiled and linked

This should be used in on_test like so:

on_test(function (package)
  assert(package:check_csnippets({test = [[
    #define USE_BLOB
    #include 
    void test(int argc, char** argv) {
      foo bar;
      printf("%s", bar.blob);
    }
  ]]}, {configs = {languages = "c99"}, includes = "foo.h"}))
end)

package:check_cxxsnippets

• Wether the given C++ snippet can be compiled and linked

This should be used in on_test like so:

on_test(function (package)
  assert(package:check_cxxsnippets({test = [[
    #define USE_BLOB
    #include 
    void test(int argc, char** argv) {
      foo bar();
      std::cout << bar.blob;
    }
  ]]}, {configs = {languages = "cxx11"}, includes = "foo.hpp"}))
end)

package:check_fcsnippets

• Wether the given Fortran snippet can be compiled and linked

see above