add on_prepare stages

xmake/actions/build/build.lua

@@ -28,6 +28,7 @@ import("private.utils.batchcmds")
 import("core.base.hashset")
 import("private.service.remote_cache.client", {alias = "remote_cache_client"})
 import("private.service.distcc_build.client", {alias = "distcc_build_client"})
+import("prepare", {alias = "prepare_build"})
 
 -- clean target for rebuilding
 function _clean_target(target)
@@ -299,9 +300,11 @@ function get_batchjobs(targetnames, group_pattern)
     return batchjobs
 end
 
--- the main entry
 function main(targetnames, group_pattern)
 
+    -- prepare to build
+    prepare_build(targetnames, {group_pattern = group_pattern})
+
     -- enable distcc?
     local distcc
     if distcc_build_client.is_connected() then

xmake/actions/build/build_files.lua

@@ -26,6 +26,7 @@ import("core.project.project")
 import("private.async.jobpool")
 import("async.runjobs")
 import("kinds.object")
+import("prepare", {alias = "prepare_build"})
 
 -- match source files
 function _match_sourcefiles(sourcefile, filepatterns)
@@ -196,6 +197,9 @@ end
 -- the main entry
 function main(targetname, group_pattern, sourcefiles)
 
+    -- prepare to build
+    prepare_build(targetnames, {group_pattern = group_pattern, sourcefiles = sourcefiles})
+
     -- convert all sourcefiles to lua pattern
     local filepatterns = _get_file_patterns(sourcefiles)
 

xmake/actions/build/prepare.lua

@@ -0,0 +1,26 @@
+--!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        prepare.lua
+--
+
+-- imports
+import("core.base.option")
+import("core.project.config")
+
+function main(targetnames, opt)
+end

xmake/core/project/rule.lua

@@ -287,6 +287,9 @@ function rule.apis()
         ,   "rule.on_test"
         ,   "rule.on_load"
         ,   "rule.on_config"
+        ,   "rule.on_prepare"
+        ,   "rule.on_prepare_file"
+        ,   "rule.on_prepare_files"
         ,   "rule.on_link"
         ,   "rule.on_build"
         ,   "rule.on_build_file"
@@ -306,6 +309,9 @@ function rule.apis()
         ,   "rule.before_test"
         ,   "rule.before_load"
         ,   "rule.before_config"
+        ,   "rule.before_prepare"
+        ,   "rule.before_prepare_file"
+        ,   "rule.before_prepare_files"
         ,   "rule.before_link"
         ,   "rule.before_build"
         ,   "rule.before_build_file"
@@ -325,6 +331,9 @@ function rule.apis()
         ,   "rule.after_test"
         ,   "rule.after_load"
         ,   "rule.after_config"
+        ,   "rule.after_prepare"
+        ,   "rule.after_prepare_file"
+        ,   "rule.after_prepare_files"
         ,   "rule.after_link"
         ,   "rule.after_build"
         ,   "rule.after_build_file"

xmake/core/project/target.lua

@@ -2923,6 +2923,9 @@ function target.apis()
         ,   "target.on_test"
         ,   "target.on_load"
         ,   "target.on_config"
+        ,   "target.on_prepare"
+        ,   "target.on_prepare_file"
+        ,   "target.on_prepare_files"
         ,   "target.on_link"
         ,   "target.on_build"
         ,   "target.on_build_file"
@@ -2936,6 +2939,10 @@ function target.apis()
             -- target.before_xxx
         ,   "target.before_run"
         ,   "target.before_test"
+        ,   "target.before_config"
+        ,   "target.before_prepare"
+        ,   "target.before_prepare_file"
+        ,   "target.before_prepare_files"
         ,   "target.before_link"
         ,   "target.before_build"
         ,   "target.before_build_file"
@@ -2950,6 +2957,10 @@ function target.apis()
         ,   "target.after_run"
         ,   "target.after_test"
         ,   "target.after_load"
+        ,   "target.after_config"
+        ,   "target.after_prepare"
+        ,   "target.after_prepare_file"
+        ,   "target.after_prepare_files"
         ,   "target.after_link"
         ,   "target.after_build"
         ,   "target.after_build_file"

xmake/core/sandbox/modules/import/core/project/project.lua

@@ -128,6 +128,10 @@ end
 
 -- config target
 function sandbox_core_project._config_target(target, opt)
+    local before_config = target:script("config_before")
+    if before_config then
+        before_config(target, opt)
+    end
     for _, rule in ipairs(table.wrap(target:orderules())) do
         local before_config = rule:script("config_before")
         if before_config then
@@ -152,9 +156,13 @@ function sandbox_core_project._config_target(target, opt)
             after_config(target, opt)
         end
     end
+    local config_after = target:script("config_after")
+    if config_after then
+        config_after(target, opt)
+    end
 end
 
--- config targets
+-- config targets, TODO: We should support parallel configuration
 --
 -- @param opt   the extra option, e.g. {recheck = false}
 --