disable some fetch packages for cross

xmake/core/base/private/is_cross.lua

@@ -23,6 +23,8 @@ local os = require("base/os")
 
 -- is cross-compilation?
 function is_cross(plat, arch)
+    plat = plat or os.subhost()
+    arch = arch or os.subarch()
     if os.host() == "windows" then
         local host_arch = os.arch()
         if plat == "windows" then

xmake/modules/package/manager/apt/find_package.lua

@@ -23,6 +23,7 @@ import("core.base.option")
 import("core.project.config")
 import("core.project.target")
 import("lib.detect.find_tool")
+import("private.core.base.is_cross")
 import("package.manager.pkgconfig.find_package", {alias = "find_package_from_pkgconfig"})
 
 -- find package
@@ -129,19 +130,14 @@ end
 -- @param opt   the options, e.g. {verbose = true, version = "1.12.0")
 --
 function main(name, opt)
-
-    -- check
     opt = opt or {}
-    if not is_host(opt.plat) or os.arch() ~= opt.arch then
+    if is_cross(opt.plat, opt.arch) then
         return
     end
 
-    -- find dpkg
     local dpkg = find_tool("dpkg")
     if not dpkg then
         return
     end
-
-    -- find package
     return _find_package(dpkg, name, opt)
 end

xmake/modules/package/manager/brew/find_package.lua

@@ -25,6 +25,7 @@ import("lib.detect.find_path")
 import("lib.detect.pkgconfig")
 import("core.project.target")
 import("package.manager.find_package")
+import("private.core.base.is_cross")
 
 -- get the root directory of the brew packages
 function _brew_pkg_rootdir()
@@ -92,9 +93,12 @@ end
 -- @param opt   the options, e.g. {verbose = true, version = "1.12.x")
 --
 function main(name, opt)
+    opt = opt or {}
+    if is_cross(opt.plat, opt.arch) then
+        return
+    end
 
     -- find the prefix directory of brew
-    opt = opt or {}
     local brew_pkg_rootdir = _brew_pkg_rootdir()
     if not brew_pkg_rootdir then
         return

xmake/modules/package/manager/pacman/find_package.lua

@@ -22,6 +22,7 @@
 import("core.base.option")
 import("core.project.target")
 import("lib.detect.find_tool")
+import("private.core.base.is_cross")
 import("package.manager.pkgconfig.find_package", {alias = "find_package_from_pkgconfig"})
 
 -- get result from list of file inside pacman package
@@ -51,7 +52,7 @@ function _find_package_from_list(list, name, pacman, opt)
         if line:find("/include/", 1, true) and (line:endswith(".h") or line:endswith(".hpp")) then
             if not line:startswith("/usr/include/") then
                 local hpath = line
-                if is_subhost("msys") and opt.plat == "mingw" then 
+                if is_subhost("msys") and opt.plat == "mingw" then
                     hpath = path.join(pathtomsys, line)
                     local basehpath = path.join(pathtomsys, msystem .. "/include")
                     table.insert(result.includedirs, basehpath)
@@ -103,9 +104,12 @@ end
 -- @param opt   the options, e.g. {verbose = true, version = "1.12.x")
 --
 function main(name, opt)
+    opt = opt or {}
+    if is_cross(opt.plat, opt.arch) then
+        return
+    end
 
     -- find pacman
-    opt = opt or {}
     local pacman = find_tool("pacman")
     if not pacman then
         return
@@ -125,13 +129,13 @@ function main(name, opt)
             name = prefix .. arch .. name
         end
     end
-    
+
     -- get package files list
     list = name and try { function() return os.iorunv(pacman.program, {"-Q", "-l", name}) end }
     if not list then
         return
     end
-    
+
     -- parse package files list
     local linkdirs = {}
     local pkgconfig_files = {}
@@ -179,6 +183,5 @@ function main(name, opt)
         -- if there is no .pc, we parse the package content to obtain the data we want
         result = _find_package_from_list(list, name, pacman, opt)
     end
-
     return result
 end

xmake/modules/package/manager/portage/find_package.lua

@@ -22,6 +22,7 @@
 import("core.base.option")
 import("lib.detect.find_file")
 import("lib.detect.find_tool")
+import("private.core.base.is_cross")
 import("package.manager.pkgconfig.find_package", {alias = "find_package_from_pkgconfig"})
 
 -- find package from the system directories
@@ -30,9 +31,10 @@ import("package.manager.pkgconfig.find_package", {alias = "find_package_from_pkg
 -- @param opt   the options, e.g. {verbose = true, version = "1.12.x")
 --
 function main(name, opt)
-
-    -- init options
     opt = opt or {}
+    if is_cross(opt.plat, opt.arch) then
+        return
+    end
 
     -- for msys2/mingw? mingw-w64-[i686|x86_64]-xxx
     if opt.plat == "mingw" then

xmake/modules/package/manager/system/find_package.lua

@@ -20,6 +20,7 @@
 
 -- imports
 import("core.language.language")
+import("private.core.base.is_cross")
 import("lib.detect.check_cxsnippets")
 
 -- get package items
@@ -57,8 +58,11 @@ end
 --
 function main(name, opt)
     opt = opt or {}
-    local configs = opt.configs or {}
+    if is_cross(opt.plat, opt.arch) then
+        return
+    end
 
+    local configs = opt.configs or {}
     local items = _get_package_items()
     local snippet_configs = {}
     for _, name in ipairs(items) do

xmake/modules/package/manager/zypper/find_package.lua

@@ -23,6 +23,7 @@ import("core.base.option")
 import("core.project.config")
 import("core.project.target")
 import("lib.detect.find_tool")
+import("private.core.base.is_cross")
 import("package.manager.pkgconfig.find_package", { alias = "find_package_from_pkgconfig" })
 
 -- find package
@@ -137,7 +138,7 @@ end
 --
 function main(name, opt)
     opt = opt or {}
-    if not is_host(opt.plat) or os.arch() ~= opt.arch then
+    if is_cross(opt.plat, opt.arch) then
         return
     end
     local rpm = find_tool("rpm")