add nim lang

14 files changed, 413 insertions, 6 deletions

diff --git a/tests/projects/nim/console/src/main b/tests/projects/nim/console/src/main
new file mode 100755
index 000000000..84f0819ac
--- /dev/null
+++ b/tests/projects/nim/console/src/main
diff --git a/tests/projects/nim/console/src/main.nim b/tests/projects/nim/console/src/main.nim
new file mode 100644
index 000000000..17179284f
--- /dev/null
+++ b/tests/projects/nim/console/src/main.nim
@@ -0,0 +1 @@
+echo "hello xmake!"
diff --git a/tests/projects/nim/console/xmake.lua b/tests/projects/nim/console/xmake.lua
new file mode 100644
index 000000000..35bcd3792
--- /dev/null
+++ b/tests/projects/nim/console/xmake.lua
@@ -0,0 +1,5 @@
+add_rules("mode.debug", "mode.release")
+
+target("test")
+    set_kind("binary")
+    add_files("src/*.nim")
diff --git a/xmake/core/tool/toolchain.lua b/xmake/core/tool/toolchain.lua
index 868d05746..59e171d58 100644
--- a/xmake/core/tool/toolchain.lua
+++ b/xmake/core/tool/toolchain.lua
@@ -369,6 +369,10 @@ function _instance:_description(toolkind)
             cu         = "the cuda compiler",
             culd       = "the cuda linker",
             cuccbin    = "the cuda host c++ compiler",
+            nc         = "the nim compiler",
+            ncld       = "the nim linker",
+            ncsh       = "the nim shared library linker",
+            ncar       = "the nim static library archiver"
         }
         self._DESCRIPTIONS = descriptions
     end
diff --git a/xmake/languages/nim/load.lua b/xmake/languages/nim/load.lua
new file mode 100644
index 000000000..1e96d7c39
--- /dev/null
+++ b/xmake/languages/nim/load.lua
@@ -0,0 +1,56 @@
+--!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-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        load.lua
+--
+
+function _get_apis()
+    local apis = {}
+    apis.values = {
+        -- target.add_xxx
+        "target.add_ncflags"
+    ,   "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_ncflags"
+    ,   "option.add_ldflags"
+    ,   "option.add_arflags"
+    ,   "option.add_shflags"
+    ,   "option.add_rpathdirs"
+        -- toolchain.add_xxx
+    ,   "toolchain.add_ncflags"
+    ,   "toolchain.add_ldflags"
+    ,   "toolchain.add_arflags"
+    ,   "toolchain.add_shflags"
+    ,   "toolchain.add_rpathdirs"
+    }
+    apis.paths = {
+        -- target.add_xxx
+        "target.add_linkdirs"
+        -- option.add_xxx
+    ,   "option.add_linkdirs"
+    }
+    return apis
+end
+
+function main()
+    return {apis = _get_apis()}
+end
+
+
diff --git a/xmake/languages/nim/xmake.lua b/xmake/languages/nim/xmake.lua
new file mode 100644
index 000000000..a7ffab4f9
--- /dev/null
+++ b/xmake/languages/nim/xmake.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-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+language("nim")
+    add_rules("nim")
+    set_sourcekinds {nc = ".nim"}
+    set_sourceflags {nc = "ncflags"}
+    set_targetkinds {binary = "ncld", static = "ncar", shared = "ncsh"}
+    set_targetflags {binary = "ldflags", static = "arflags", shared = "shflags"}
+    set_langkinds {nim = "nc"}
+    set_mixingkinds("nc")
+
+    on_load("load")
+
+    set_nameflags {
+        object = {
+            "target.symbols"
+        ,   "target.warnings"
+        ,   "target.defines"
+        ,   "target.undefines"
+        ,   "target.optimize:check"
+        ,   "target.vectorexts:check"
+        }
+    ,   binary = {
+            "config.linkdirs"
+        ,   "target.linkdirs"
+        ,   "target.rpathdirs"
+        ,   "target.strip"
+        ,   "target.symbols"
+        ,   "toolchain.linkdirs"
+        ,   "toolchain.rpathdirs"
+        }
+    ,   shared = {
+            "config.linkdirs"
+        ,   "target.linkdirs"
+        ,   "target.strip"
+        ,   "target.symbols"
+        ,   "toolchain.linkdirs"
+        }
+    ,   static = {
+            "target.strip"
+        ,   "target.symbols"
+        }
+    }
+
+    set_menu {
+                config =
+                {
+                    {category = "Cross Complation Configuration/Compiler Configuration"      }
+                ,   {nil, "nc",         "kv", nil,          "The Nim Compiler"               }
+
+                ,   {category = "Cross Complation Configuration/Linker Configuration"        }
+                ,   {nil, "ncld",      "kv", nil,          "The Nim Linker"                  }
+                ,   {nil, "ncar",      "kv", nil,          "The Nim Static Library Archiver" }
+                ,   {nil, "ncsh",      "kv", nil,          "The Nim Shared Library Linker"   }
+
+                ,   {category = "Cross Complation Configuration/Builtin Flags Configuration"  }
+                ,   {nil, "linkdirs",   "kv", nil,         "The Link Search Directories"      }
+                }
+            }
+
diff --git a/xmake/modules/core/tools/nim.lua b/xmake/modules/core/tools/nim.lua
new file mode 100644
index 000000000..4cee95c95
--- /dev/null
+++ b/xmake/modules/core/tools/nim.lua
@@ -0,0 +1,89 @@
+--!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-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        nim.lua
+--
+
+-- imports
+import("core.base.option")
+import("core.project.config")
+import("core.project.project")
+
+-- init it
+function init(self)
+
+    -- init arflags
+    self:set("ncarflags", "--app:staticlib")
+
+    -- init shflags
+    self:set("ncshflags", "--app:lib")
+end
+
+-- make the define flag
+function nf_define(self, macro)
+    return "--define:" .. macro
+end
+
+-- make the undefine flag
+function nf_undefine(self, macro)
+    return "--undef:" .. macro
+end
+
+-- make the optimize flag
+function nf_optimize(self, level)
+    local maps =
+    {
+        none        = "--opt:none"
+    ,   fast        = "--opt:speed"
+    ,   faster      = "--opt:speed"
+    ,   fastest     = "--opt:speed"
+    ,   smallest    = "--opt:size"
+    ,   aggressive  = "--opt:speed"
+    }
+    return maps[level]
+end
+
+-- make the symbol flag
+function nf_symbol(self, level)
+    local maps =
+    {
+        debug = "--stackTrace:on"
+    }
+    return maps[level]
+end
+
+-- make the link flag
+function nf_link(self, lib)
+    return "--passL:" .. lib
+end
+
+-- make the linkdir flag
+function nf_linkdir(self, dir)
+    return {"-L" .. dir}
+end
+
+-- make the build arguments list
+function buildargv(self, sourcefiles, targetkind, targetfile, flags)
+    return self:program(), table.join(flags, "c", "-o:" .. targetfile, sourcefiles)
+end
+
+-- build the target file
+function build(self, sourcefiles, targetkind, targetfile, flags)
+    os.mkdir(path.directory(targetfile))
+    os.runv(buildargv(self, sourcefiles, targetkind, targetfile, flags))
+end
+
diff --git a/xmake/modules/detect/tools/nim/has_flags.lua b/xmake/modules/detect/tools/nim/has_flags.lua
new file mode 100644
index 000000000..2fe415241
--- /dev/null
+++ b/xmake/modules/detect/tools/nim/has_flags.lua
@@ -0,0 +1,98 @@
+--!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-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        has_flags.lua
+--
+
+-- imports
+import("core.cache.detectcache")
+
+-- try running
+function _try_running(...)
+
+    local argv = {...}
+    local errors = nil
+    return try { function () os.runv(table.unpack(argv)); return true end, catch { function (errs) errors = (errs or ""):trim() end }}, errors
+end
+
+-- attempt to check it from the argument list
+function _check_from_arglist(flags, opt)
+
+    -- only one flag?
+    if #flags > 1 then
+        return
+    end
+
+    -- make cache key
+    local key = "detect.tools.nim.has_flags"
+
+    -- make allflags key
+    local flagskey = opt.program .. "_" .. (opt.programver or "")
+
+    -- get all allflags from argument list
+    local allflags = detectcache:get2(key, flagskey)
+    if not allflags then
+
+        -- get argument list
+        allflags = {}
+        local arglist = os.iorunv(opt.program, {"--help"})
+        if arglist then
+            for arg in arglist:gmatch("%s+(%-[%-%a%d]+)%s+") do
+                allflags[arg] = true
+            end
+        end
+
+        -- save cache
+        detectcache:set2(key, flagskey, allflags)
+        detectcache:save()
+    end
+    return allflags[flags[1]]
+end
+
+-- try running to check flags
+function _check_try_running(flags, opt)
+
+    -- make an stub source file
+    local sourcefile = path.join(os.tmpdir(), "detect", "nim_has_flags.nim")
+    if not os.isfile(sourcefile) then
+        io.writefile(sourcefile, "echo \"hello\"")
+    end
+
+    -- check it
+    local binaryfile = os.tmpfile()
+    local ok, errors = _try_running(opt.program, table.join("c", flags, "-o:" .. binaryfile, sourcefile))
+    os.tryrm(binaryfile)
+    return ok, errors
+end
+
+-- has_flags(flags)?
+--
+-- @param opt   the argument options, e.g. {toolname = "", program = "", programver = "", toolkind = "[cc|cxx|ld|ar|sh|gc|rc|dc|mm|mxx]"}
+--
+-- @return      true or false
+--
+function main(flags, opt)
+
+    -- attempt to check it from the argument list
+    if _check_from_arglist(flags, opt) then
+        return true
+    end
+
+    -- try running to check it
+    return _check_try_running(flags, opt)
+end
+
diff --git a/xmake/platforms/linux/xmake.lua b/xmake/platforms/linux/xmake.lua
index f855903f3..ab7c71f75 100644
--- a/xmake/platforms/linux/xmake.lua
+++ b/xmake/platforms/linux/xmake.lua
@@ -40,7 +40,7 @@ platform("linux")
     set_installdir("/usr/local")
 
     -- set toolchains
-    set_toolchains("envs", "cross", "gcc", "clang", "yasm", "nasm", "fasm", "cuda", "dlang", "go", "rust", "gfortran", "zig", "fpc")
+    set_toolchains("envs", "cross", "gcc", "clang", "yasm", "nasm", "fasm", "cuda", "dlang", "go", "rust", "gfortran", "zig", "fpc", "nim")
 
     -- set menu
     set_menu {
diff --git a/xmake/platforms/macosx/xmake.lua b/xmake/platforms/macosx/xmake.lua
index 792a5cad3..8571a13c4 100644
--- a/xmake/platforms/macosx/xmake.lua
+++ b/xmake/platforms/macosx/xmake.lua
@@ -40,7 +40,7 @@ platform("macosx")
     set_installdir("/usr/local")
 
     -- set toolchains
-    set_toolchains("envs", "xcode", "clang", "gcc", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran", "zig", "fpc")
+    set_toolchains("envs", "xcode", "clang", "gcc", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran", "zig", "fpc", "nim")
 
     -- set menu
     set_menu {
diff --git a/xmake/platforms/windows/xmake.lua b/xmake/platforms/windows/xmake.lua
index caf707d50..f7687f44b 100644
--- a/xmake/platforms/windows/xmake.lua
+++ b/xmake/platforms/windows/xmake.lua
@@ -38,7 +38,7 @@ platform("windows")
     set_formats("symbol", "$(name).pdb")
 
     -- set toolchains
-    set_toolchains("msvc", "clang", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran", "zig", "fpc")
+    set_toolchains("msvc", "clang", "yasm", "nasm", "cuda", "dlang", "rust", "go", "gfortran", "zig", "fpc", "nim")
 
     -- set menu
     set_menu {
diff --git a/xmake/rules/nim/xmake.lua b/xmake/rules/nim/xmake.lua
new file mode 100644
index 000000000..7d65c9c12
--- /dev/null
+++ b/xmake/rules/nim/xmake.lua
@@ -0,0 +1,37 @@
+--!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-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+-- define rule: nim.build
+rule("nim.build")
+    set_sourcekinds("nc")
+    on_load(function (target)
+        local cachedir = path.join(target:autogendir(), "nimcache")
+        target:add("ncflags", "--nimcache:" .. cachedir, {force = true})
+    end)
+    on_build("build.target")
+
+-- define rule: nim
+rule("nim")
+
+    -- add build rules
+    add_deps("nim.build")
+
+    -- inherit links and linkdirs of all dependent targets by default
+    add_deps("utils.inherit.links")
diff --git a/xmake/rules/rust/build/target.lua b/xmake/rules/rust/build/target.lua
index a1f34beff..5f0167693 100644
--- a/xmake/rules/rust/build/target.lua
+++ b/xmake/rules/rust/build/target.lua
@@ -76,10 +76,11 @@ end
 function main(target, opt)
 
     -- @note only support one source kind!
-    for _, sourcebatch in pairs(target:sourcebatches()) do
-        if sourcebatch.sourcekind == "rc" then
+    local sourcebatches = target:sourcebatches()
+    if sourcebatches then
+        local sourcebatch = sourcebatches["rust.build"]
+        if sourcebatch then
             build_sourcefiles(target, sourcebatch, opt)
-            break
         end
     end
 end
diff --git a/xmake/toolchains/nim/xmake.lua b/xmake/toolchains/nim/xmake.lua
new file mode 100644
index 000000000..660f63f56
--- /dev/null
+++ b/xmake/toolchains/nim/xmake.lua
@@ -0,0 +1,38 @@
+--!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-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+-- define toolchain
+toolchain("nim")
+
+    -- set homepage
+    set_homepage("https://nim-lang.org/")
+    set_description("Nim Programming Language Compiler")
+
+    -- set toolset
+    set_toolset("nc",   "$(env NC)", "nim")
+    set_toolset("ncld", "$(env NC)", "nim")
+    set_toolset("ncsh", "$(env NC)", "nim")
+    set_toolset("ncar", "$(env NC)", "nim")
+
+    -- on load
+    on_load(function (toolchain)
+        toolchain:set("ncshflags", "")
+        toolchain:set("ncldflags", "")
+    end)