add zig support

17 files changed, 507 insertions, 4 deletions

diff --git a/tests/projects/zig/console/src/main.zig b/tests/projects/zig/console/src/main.zig
new file mode 100644
index 000000000..fcfd5e0fa
--- /dev/null
+++ b/tests/projects/zig/console/src/main.zig
@@ -0,0 +1,6 @@
+const std = @import("std");
+
+pub fn main() !void {
+    const stdout = std.io.getStdOut().outStream();
+    try stdout.print("Hello, {}!\n", .{"world"});
+}
diff --git a/tests/projects/zig/console/xmake.lua b/tests/projects/zig/console/xmake.lua
new file mode 100644
index 000000000..0a002cba1
--- /dev/null
+++ b/tests/projects/zig/console/xmake.lua
@@ -0,0 +1,6 @@
+add_rules("mode.debug", "mode.release")
+
+target("test")
+    set_kind("binary")
+    add_files("src/*.zig")
+
diff --git a/tests/projects/zig/static_library/src/main.zig b/tests/projects/zig/static_library/src/main.zig
new file mode 100644
index 000000000..fcfd5e0fa
--- /dev/null
+++ b/tests/projects/zig/static_library/src/main.zig
@@ -0,0 +1,6 @@
+const std = @import("std");
+
+pub fn main() !void {
+    const stdout = std.io.getStdOut().outStream();
+    try stdout.print("Hello, {}!\n", .{"world"});
+}
diff --git a/tests/projects/zig/static_library/src/test.zig b/tests/projects/zig/static_library/src/test.zig
new file mode 100644
index 000000000..a04ec1544
--- /dev/null
+++ b/tests/projects/zig/static_library/src/test.zig
@@ -0,0 +1,3 @@
+export fn add(a: i32, b: i32) i32 {
+    return a + b;
+}
diff --git a/tests/projects/zig/static_library/xmake.lua b/tests/projects/zig/static_library/xmake.lua
new file mode 100644
index 000000000..19ae5cb39
--- /dev/null
+++ b/tests/projects/zig/static_library/xmake.lua
@@ -0,0 +1,11 @@
+add_rules("mode.debug", "mode.release")
+
+target("testlib")
+    set_kind("static")
+    add_files("src/test.zig")
+
+target("test")
+    set_kind("binary")
+    add_deps("testlib")
+    add_files("src/main.zig")
+
diff --git a/xmake/languages/zig/api.lua b/xmake/languages/zig/api.lua
new file mode 100644
index 000000000..53724dd2a
--- /dev/null
+++ b/xmake/languages/zig/api.lua
@@ -0,0 +1,78 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        api.lua
+--
+
+-- get apis
+function apis()
+
+    -- init apis
+    _g.values = 
+    {
+        -- target.add_xxx
+        "target.add_links"
+    ,   "target.add_syslinks"
+    ,   "target.add_dcflags"
+    ,   "target.add_ldflags"
+    ,   "target.add_arflags"
+    ,   "target.add_shflags"
+    ,   "target.add_rpathdirs"  -- @note do not translate path, it's usually an absolute path or contains $ORIGIN/@loader_path
+        -- option.add_xxx
+    ,   "option.add_links"
+    ,   "option.add_syslinks"
+    ,   "option.add_dcflags"
+    ,   "option.add_ldflags"
+    ,   "option.add_arflags"
+    ,   "option.add_shflags"
+    ,   "option.add_rpathdirs"
+        -- package.add_xxx
+    ,   "package.add_links"
+    ,   "package.add_syslinks"
+    ,   "package.add_dcflags"
+    ,   "package.add_ldflags"
+    ,   "package.add_arflags"
+    ,   "package.add_shflags"
+    ,   "package.add_rpathdirs"
+    ,   "package.add_linkdirs"
+    ,   "package.add_includedirs"
+        -- toolchain.add_xxx
+    ,   "toolchain.add_links"
+    ,   "toolchain.add_syslinks"
+    ,   "toolchain.add_dcflags"
+    ,   "toolchain.add_ldflags"
+    ,   "toolchain.add_arflags"
+    ,   "toolchain.add_shflags"
+    ,   "toolchain.add_rpathdirs"
+    ,   "toolchain.add_linkdirs"
+    ,   "toolchain.add_includedirs"
+    }
+    _g.pathes = 
+    {
+        -- target.add_xxx
+        "target.add_linkdirs"
+    ,   "target.add_includedirs"
+        -- option.add_xxx
+    ,   "option.add_linkdirs"
+    ,   "option.add_includedirs"
+    }
+
+    -- ok
+    return _g
+end
+
+
diff --git a/xmake/languages/zig/check_main.lua b/xmake/languages/zig/check_main.lua
new file mode 100644
index 000000000..1d0fdc8fb
--- /dev/null
+++ b/xmake/languages/zig/check_main.lua
@@ -0,0 +1,40 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        check_main.lua
+--
+
+-- check it
+function main(sourcefile)
+
+    -- load source code
+    local sourcecode = io.readfile(sourcefile)
+
+    -- remove comment first
+    sourcecode = sourcecode:gsub("/%*.-%*/", "")
+    sourcecode = sourcecode:gsub("//.-\n", "\n")
+
+    -- find func main() {
+    if sourcecode:find("pub%s+fn%s+main%s*%(.-%)") then
+        return true
+    end
+
+    -- no main function
+    return false
+end
+
+
diff --git a/xmake/languages/zig/load.lua b/xmake/languages/zig/load.lua
new file mode 100644
index 000000000..400376028
--- /dev/null
+++ b/xmake/languages/zig/load.lua
@@ -0,0 +1,34 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        load.lua
+--
+
+-- imports
+import("api")
+
+-- load it
+function main()
+
+    -- init apis
+    _g.apis = api.apis()
+
+    -- ok
+    return _g
+end
+
+
diff --git a/xmake/languages/zig/xmake.lua b/xmake/languages/zig/xmake.lua
new file mode 100644
index 000000000..ea9de1e86
--- /dev/null
+++ b/xmake/languages/zig/xmake.lua
@@ -0,0 +1,127 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+-- define language
+language("zig")
+
+    -- set source file kinds
+    set_sourcekinds {zc = ".zig"}
+
+    -- set source file flags
+    set_sourceflags {zc = "zcflags"}
+
+    -- set target kinds
+    set_targetkinds {binary = "zcld", static = "zcar", shared = "zcsh"}
+
+    -- set target flags
+    set_targetflags {binary = "ldflags", static = "arflags", shared = "shflags"}
+
+    -- set language kinds
+    set_langkinds {zig = "zc"}
+
+    -- set mixing kinds
+    set_mixingkinds("zc", "cc", "cxx", "as")
+
+    -- add rules
+    add_rules("zig")
+
+    -- on load
+    on_load("load")
+
+    -- on check_main
+    on_check_main("check_main")
+
+    -- set name flags
+    set_nameflags 
+    {
+        object =
+        {
+            "config.includedirs"
+        ,   "target.symbols"
+        ,   "target.warnings"
+        ,   "target.optimize:check"
+        ,   "target.vectorexts:check"
+        ,   "target.includedirs"
+        ,   "toolchain.includedirs"
+        }
+    ,   binary =
+        {
+            "config.linkdirs"
+        ,   "target.linkdirs"
+        ,   "target.rpathdirs"
+        ,   "target.strip"
+        ,   "target.symbols"
+        ,   "option.linkdirs"
+        ,   "option.rpathdirs"
+        ,   "toolchain.linkdirs"
+        ,   "toolchain.rpathdirs"
+        ,   "config.links"
+        ,   "target.links"
+        ,   "option.links"
+        ,   "toolchain.links"
+        ,   "config.syslinks"
+        ,   "target.syslinks"
+        ,   "option.syslinks"
+        ,   "toolchain.syslinks"
+        }
+    ,   shared =
+        {
+            "config.linkdirs"
+        ,   "target.linkdirs"
+        ,   "target.strip"
+        ,   "target.symbols"
+        ,   "option.linkdirs"
+        ,   "toolchain.linkdirs"
+        ,   "config.links"
+        ,   "target.links"
+        ,   "option.links"
+        ,   "toolchain.links"
+        ,   "config.syslinks"
+        ,   "target.syslinks"
+        ,   "option.syslinks"
+        ,   "toolchain.syslinks"
+        }
+    ,   static = 
+        {
+            "target.strip"
+        ,   "target.symbols"
+        }
+    }
+
+    -- set menu
+    set_menu {
+                config = 
+                {   
+                    {category = "Cross Complation Configuration/Compiler Configuration"          }
+                ,   {nil, "zc",         "kv", nil,          "The Zig Compiler"                   }
+
+                ,   {category = "Cross Complation Configuration/Linker Configuration"            }
+                ,   {nil, "zcld",       "kv", nil,          "The Zig Linker"                     }
+                ,   {nil, "zcar",       "kv", nil,          "The Zig Static Library Archiver"    }
+                ,   {nil, "zcsh",       "kv", nil,          "The Zig Shared Library Linker"      }
+
+                ,   {category = "Cross Complation Configuration/Builtin Flags Configuration"     }
+                ,   {nil, "links",      "kv", nil,          "The Link Libraries"                 }
+                ,   {nil, "syslinks",   "kv", nil,          "The System Link Libraries"          }
+                ,   {nil, "linkdirs",   "kv", nil,          "The Link Search Directories"        }
+                ,   {nil, "includedirs","kv", nil,          "The Include Search Directories"     }
+                }
+            } 
+
diff --git a/xmake/modules/core/tools/zig.lua b/xmake/modules/core/tools/zig.lua
new file mode 100644
index 000000000..1b41bff17
--- /dev/null
+++ b/xmake/modules/core/tools/zig.lua
@@ -0,0 +1,71 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        zig.lua
+--
+
+-- imports
+import("core.base.option")
+import("core.project.config")
+import("core.project.project")
+
+-- init it
+function init(self)
+    
+    -- init shflags
+    self:set("zcshflags", "-dynamic")
+end
+
+-- make the link arguments list
+function linkargv(self, objectfiles, targetkind, targetfile, flags)
+    local argv = {}
+    if targetkind == "binary" then
+        table.insert(argv, "build-exe")
+    elseif targetkind == "static" or targetkind == "shared" then
+        table.insert(argv, "build-lib")
+    else
+        raise("unknown target kind(%s)!", targetkind)
+    end
+    table.join2(argv, flags, "--output-dir", path.directory(targetfile), "--name", path.basename(targetfile), "--object", objectfiles)
+    return self:program(), argv
+end
+
+-- link the target file
+function link(self, objectfiles, targetkind, targetfile, flags)
+
+    -- ensure the target directory
+    os.mkdir(path.directory(targetfile))
+
+    -- link it
+    os.runv(linkargv(self, objectfiles, targetkind, targetfile, flags))
+end
+
+-- make the compile arguments list
+function compargv(self, sourcefile, objectfile, flags)
+    return self:program(), table.join("build-obj", flags, "--output-dir", path.directory(objectfile), "--name", path.basename(objectfile), sourcefile)
+end
+
+-- compile the source file
+function compile(self, sourcefile, objectfile, dependinfo, flags)
+
+    -- ensure the object directory
+    os.mkdir(path.directory(objectfile))
+
+    -- compile it
+    os.runv(compargv(self, sourcefile, objectfile, flags))
+end
+
diff --git a/xmake/modules/detect/tools/find_zig.lua b/xmake/modules/detect/tools/find_zig.lua
new file mode 100644
index 000000000..8fd53eff8
--- /dev/null
+++ b/xmake/modules/detect/tools/find_zig.lua
@@ -0,0 +1,45 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        find_zig.lua
+--
+
+-- imports
+import("lib.detect.find_program")
+import("lib.detect.find_programver")
+
+-- find zig 
+--
+-- @param opt   the argument options, e.g. {version = true}
+--
+-- @return      program, version
+--
+-- @code 
+--
+-- local zig = find_zig()
+-- 
+-- @endcode
+--
+function main(opt)
+
+    -- init options
+    opt         = opt or {}
+    opt.check   = opt.check or "--help"
+    
+    -- find program
+    return find_program(opt.program or "zig", opt)
+end
diff --git a/xmake/platforms/bsd/xmake.lua b/xmake/platforms/bsd/xmake.lua
index abc7b3766..ab474b725 100644
--- a/xmake/platforms/bsd/xmake.lua
+++ b/xmake/platforms/bsd/xmake.lua
@@ -50,7 +50,7 @@ platform("bsd")
     end)
 
     -- set toolchains
-    set_toolchains("envs", "gcc", "clang", "yasm", "nasm", "fasm", "cuda", "dlang", "go", "rust", "gfortran")
+    set_toolchains("envs", "gcc", "clang", "yasm", "nasm", "fasm", "cuda", "dlang", "go", "rust", "gfortran", "zig")
 
     -- set menu
     set_menu {
diff --git a/xmake/platforms/linux/xmake.lua b/xmake/platforms/linux/xmake.lua
index 874bcac7c..0d5e433d7 100644
--- a/xmake/platforms/linux/xmake.lua
+++ b/xmake/platforms/linux/xmake.lua
@@ -50,7 +50,7 @@ platform("linux")
     end)
 
     -- set toolchains
-    set_toolchains("envs", "cross", "gcc", "clang", "yasm", "nasm", "fasm", "cuda", "dlang", "go", "rust", "gfortran")
+    set_toolchains("envs", "cross", "gcc", "clang", "yasm", "nasm", "fasm", "cuda", "dlang", "go", "rust", "gfortran", "zig")
 
     -- set menu
     set_menu {
diff --git a/xmake/platforms/macosx/xmake.lua b/xmake/platforms/macosx/xmake.lua
index 9df9aaab2..a6a60fef6 100644
--- a/xmake/platforms/macosx/xmake.lua
+++ b/xmake/platforms/macosx/xmake.lua
@@ -50,7 +50,7 @@ platform("macosx")
     end)
 
     -- set toolchains
-    set_toolchains("envs", "xcode", "clang", "gcc", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran")
+    set_toolchains("envs", "xcode", "clang", "gcc", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran", "zig")
 
     -- set menu
     set_menu {
diff --git a/xmake/platforms/windows/xmake.lua b/xmake/platforms/windows/xmake.lua
index c53613d71..38ad3746e 100644
--- a/xmake/platforms/windows/xmake.lua
+++ b/xmake/platforms/windows/xmake.lua
@@ -48,7 +48,7 @@ platform("windows")
     end)
 
     -- set toolchains
-    set_toolchains("msvc", "clang", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran")
+    set_toolchains("msvc", "clang", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran", "zig")
 
     -- set menu
     set_menu {
diff --git a/xmake/rules/zig/xmake.lua b/xmake/rules/zig/xmake.lua
new file mode 100644
index 000000000..a33feef06
--- /dev/null
+++ b/xmake/rules/zig/xmake.lua
@@ -0,0 +1,40 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+-- define rule: zig.build
+rule("zig.build")
+    set_sourcekinds("zc")
+    on_build_files("private.action.build.object", {batch = true})
+
+-- define rule: zig
+rule("zig")
+
+    -- add build rules
+    add_deps("zig.build")
+
+    -- inherit links and linkdirs of all dependent targets by default
+    add_deps("utils.inherit.links")
+
+    -- support `add_files("src/*.o")` and `add_files("src/*.a")` to merge object and archive files to target
+    add_deps("utils.merge.object", "utils.merge.archive")
+
+    -- we attempt to extract symbols to the independent file and 
+    -- strip self-target binary if `set_symbols("debug")` and `set_strip("all")` are enabled
+    add_deps("utils.symbols.extract")
diff --git a/xmake/toolchains/zig/xmake.lua b/xmake/toolchains/zig/xmake.lua
new file mode 100644
index 000000000..2b67569a9
--- /dev/null
+++ b/xmake/toolchains/zig/xmake.lua
@@ -0,0 +1,36 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+-- define toolchain
+toolchain("zig")
+
+    -- set homepage
+    set_homepage("https://ziglang.org/")
+    set_description("Zig Programming Language Compiler")
+        
+    -- set toolset
+    set_toolset("zc",   "$(env ZC)", "zig")
+    set_toolset("zcar", "$(env ZC)", "zig")
+    set_toolset("zcld", "$(env ZC)", "zig")
+    set_toolset("zcsh", "$(env ZC)", "zig")
+
+    -- on load
+    on_load(function (toolchain)
+    end)