check for the mtime of project file

3 files changed, 58 insertions, 0 deletions

diff --git a/core/src/xmake/machine.c b/core/src/xmake/machine.c
index 018020b5c..0898f9807 100755
--- a/core/src/xmake/machine.c
+++ b/core/src/xmake/machine.c
@@ -56,6 +56,7 @@ tb_int_t xm_os_rmdir(lua_State* lua);
 tb_int_t xm_os_mkdir(lua_State* lua);
 tb_int_t xm_os_cpdir(lua_State* lua);
 tb_int_t xm_os_chdir(lua_State* lua);
+tb_int_t xm_os_mtime(lua_State* lua);
 tb_int_t xm_os_curdir(lua_State* lua);
 tb_int_t xm_os_tmpdir(lua_State* lua);
 tb_int_t xm_os_isfile(lua_State* lua);
@@ -88,6 +89,7 @@ static luaL_Reg const g_os_functions[] =
 ,   { "mkdir",          xm_os_mkdir     }
 ,   { "cpdir",          xm_os_cpdir     }
 ,   { "chdir",          xm_os_chdir     }
+,   { "mtime",          xm_os_mtime     }
 ,   { "curdir",         xm_os_curdir    }
 ,   { "tmpdir",         xm_os_tmpdir    }
 ,   { "isfile",         xm_os_isfile    }
diff --git a/core/src/xmake/makefile b/core/src/xmake/makefile
index 932737fe8..3cb152e16 100755
--- a/core/src/xmake/makefile
+++ b/core/src/xmake/makefile
@@ -20,6 +20,7 @@ xmake_C_FILES 			+= \
 						os/mkdir \
 						os/cpdir \
 						os/chdir \
+						os/mtime \
 						os/curdir \
 						os/tmpdir \
 						os/isfile \
diff --git a/core/src/xmake/os/mtime.c b/core/src/xmake/os/mtime.c
new file mode 100755
index 000000000..623cdbd56
--- /dev/null
+++ b/core/src/xmake/os/mtime.c
@@ -0,0 +1,55 @@
+/*!The Automatic Cross-platform Build Tool
+ * 
+ * XMake is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMake is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with XMake; 
+ * If not, see <a href="http://www.gnu.org/licenses/"> http://www.gnu.org/licenses/</a>
+ * 
+ * Copyright (C) 2009 - 2015, ruki All rights reserved.
+ *
+ * @author      ruki
+ * @file        mtime.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME                "mtime"
+#define TB_TRACE_MODULE_DEBUG               (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+tb_int_t xm_os_mtime(lua_State* lua)
+{
+    // check
+    tb_assert_and_check_return_val(lua, 0);
+
+    // get the path 
+    tb_char_t const* path = luaL_checkstring(lua, 1);
+    tb_check_return_val(path, 0);
+
+    // done os.mtime(path) 
+    tb_file_info_t info = {0};
+    if (tb_file_info(path, &info) && (info.type == TB_FILE_TYPE_FILE))
+        lua_pushinteger(lua, (lua_Integer)info.mtime);
+    else lua_pushinteger(lua, 0);
+
+    // ok
+    return 1;
+}