diff --git a/bsp/at91sam9260/SConstruct b/bsp/at91sam9260/SConstruct
index 681018554ca6c860688d6b2654f51488cc83c04a..7ce3af43b67c31636622e31d5ddcc61b916a3f2b 100755
--- a/bsp/at91sam9260/SConstruct
+++ b/bsp/at91sam9260/SConstruct
@@ -34,8 +34,5 @@ if GetDepend('RT_USING_RTGUI'):
 # libc testsuite 
 objs = objs + SConscript(RTT_ROOT + '/examples/libc/SConscript', variant_dir='build/examples/libc', duplicate=0)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/avr32uc3b0/SConstruct b/bsp/avr32uc3b0/SConstruct
index c5abee498ae2125ce3e4cb6a75ea3a4c2fefacfc..834d66615f32d5017fb70902dcbc4e87ddbcdb9f 100644
--- a/bsp/avr32uc3b0/SConstruct
+++ b/bsp/avr32uc3b0/SConstruct
@@ -28,8 +28,5 @@ objs = PrepareBuilding(env, RTT_ROOT)
 # AVR32 software framework building script
 objs = objs + SConscript(RTT_ROOT + '/bsp/avr32uc3b0/SOFTWARE_FRAMEWORK/SConscript', variant_dir='bsp/SOFTWARE_FRAMEWORK', duplicate=0)
  
-# build program
-env.Program(TARGET, objs)
- 
-# end building
-EndBuilding(TARGET)
\ No newline at end of file
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/dev3210/SConstruct b/bsp/dev3210/SConstruct
index 8246fe46c9e8f4baf082d637df7593a813da1ed4..c885c34448dcf7d630650fce543980a5999f8115 100644
--- a/bsp/dev3210/SConstruct
+++ b/bsp/dev3210/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/efm32/SConstruct b/bsp/efm32/SConstruct
index 22b0a34a493297635ff830f1c6bd42e97fff0500..4849771bf061a9d90d1bcddf7351f8471816b000 100644
--- a/bsp/efm32/SConstruct
+++ b/bsp/efm32/SConstruct
@@ -31,8 +31,5 @@ objs = objs + SConscript(RTT_ROOT + '/bsp/efm32/EFM32GG_DK3750/SConscript', vari
 objs = objs + SConscript(RTT_ROOT + '/bsp/efm32/graphics/SConscript', variant_dir='build/graphics', duplicate=0)
 objs = objs + SConscript(RTT_ROOT + '/bsp/efm32/Libraries/SConscript', variant_dir='build/Libraries', duplicate=0)
 
-# build program
-env.Program(TARGET, objs)
-
-# end building
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/jz47xx/SConstruct b/bsp/jz47xx/SConstruct
index 09eeb0944a4dc2eaf34695f49267191c9c11c6b0..ca6bdbb5d2c835257adb38675120debe8e0f8716 100644
--- a/bsp/jz47xx/SConstruct
+++ b/bsp/jz47xx/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/lm3s8962/SConstruct b/bsp/lm3s8962/SConstruct
index efef1e77ba8f1d64b91568743849bbf98f986f1d..3542c5c40c8c9238ea322f1ea4a7d81f4482e748 100644
--- a/bsp/lm3s8962/SConstruct
+++ b/bsp/lm3s8962/SConstruct
@@ -25,7 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/lm3s9b9x/SConstruct b/bsp/lm3s9b9x/SConstruct
index 037fda46086ec12025f985df7a0f6e49f7dcb804..3542c5c40c8c9238ea322f1ea4a7d81f4482e748 100644
--- a/bsp/lm3s9b9x/SConstruct
+++ b/bsp/lm3s9b9x/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/lm4f232/SConstruct b/bsp/lm4f232/SConstruct
index 340e55520154175396402917faad023b46a1f8c0..16877dd5b4a83494dfa80d8bbfb53dff7a27806c 100644
--- a/bsp/lm4f232/SConstruct
+++ b/bsp/lm4f232/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/lpc178x/SConstruct b/bsp/lpc178x/SConstruct
index 71dd05e508adb86caeb87f74d9635f2365a99c3b..8503d8053c963d7490937e56b01306e9ba7e00e8 100644
--- a/bsp/lpc178x/SConstruct
+++ b/bsp/lpc178x/SConstruct
@@ -28,8 +28,5 @@ objs = PrepareBuilding(env, RTT_ROOT)
 if GetDepend('RT_USING_RTGUI'):
     objs = objs + SConscript(RTT_ROOT + '/examples/gui/SConscript', variant_dir='build/examples/gui', duplicate=0)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/lpc2148/SConstruct b/bsp/lpc2148/SConstruct
index 68d18e4642b4f809f8ffccd6fb6ddf1057de214f..e1d4c19aac166a6b9e0e80ae49f06be786e9d964 100644
--- a/bsp/lpc2148/SConstruct
+++ b/bsp/lpc2148/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/lpc2478/SConstruct b/bsp/lpc2478/SConstruct
index b80592ba297997ad2c91052a4fe777115e990343..b209a1a2ecf7d3752ad182535d22ff2f1cff557c 100644
--- a/bsp/lpc2478/SConstruct
+++ b/bsp/lpc2478/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/ls1bdev/SConstruct b/bsp/ls1bdev/SConstruct
index d578392b1eb6f89c1e67292f105674fc2c6486d8..17e1d15db3ffb65e64b8752479503595efae1aa2 100644
--- a/bsp/ls1bdev/SConstruct
+++ b/bsp/ls1bdev/SConstruct
@@ -28,8 +28,5 @@ objs = PrepareBuilding(env, RTT_ROOT)
 if GetDepend('RT_USING_RTGUI'):
     objs = objs + SConscript(RTT_ROOT + '/examples/gui/SConscript', variant_dir='build/examples/gui', duplicate=0)
     
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/m16c62p/SConstruct b/bsp/m16c62p/SConstruct
index 12642dd58d462bf6733ba9b3cf6ffe215984f4fb..02b05a150c7274bd00d55f712c83d413c4614bcf 100644
--- a/bsp/m16c62p/SConstruct
+++ b/bsp/m16c62p/SConstruct
@@ -39,8 +39,5 @@ if GetDepend('RT_USING_RTGUI'):
 # libc testsuite 
 # objs = objs + SConscript(RTT_ROOT + '/examples/libc/SConscript', variant_dir='build/examples/libc', duplicate=0)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/mb9bf500r/SConstruct b/bsp/mb9bf500r/SConstruct
index da3cfa04c5a2776fc8311e6df31f34ea05ae2733..1deefb8ffd1cc9de7e3710c6b47c2d19fd3cd8e0 100644
--- a/bsp/mb9bf500r/SConstruct
+++ b/bsp/mb9bf500r/SConstruct
@@ -32,8 +32,5 @@ objs = PrepareBuilding(env, RTT_ROOT)
 
 objs = objs + SConscript('CMSIS/SConscript', variant_dir='build/bsp/CMSIS', duplicate=0)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/mb9bf506r/SConstruct b/bsp/mb9bf506r/SConstruct
index d3d392a19a140d00ea1c798ca20086c9f919b7cc..8c58439102516b1cf32d998ff87f391489d48384 100644
--- a/bsp/mb9bf506r/SConstruct
+++ b/bsp/mb9bf506r/SConstruct
@@ -30,8 +30,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/mini2440/SConstruct b/bsp/mini2440/SConstruct
index 0ae74732eb13e7ecff6c3a92db79c7e13fe4cb38..76e219bff33b9091c8da621d5bf3b2f353891ec6 100644
--- a/bsp/mini2440/SConstruct
+++ b/bsp/mini2440/SConstruct
@@ -32,8 +32,5 @@ if GetDepend('RT_USING_RTGUI'):
 # libc testsuite 
 # objs = objs + SConscript(RTT_ROOT + '/examples/libc/SConscript', variant_dir='build/examples/libc', duplicate=0)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/mini4020/SConstruct b/bsp/mini4020/SConstruct
index ab4953a1522c5310b08382dcca2b066d81460c41..c40ec891fae7a8d1e31f69d83f41576be79a0ea1 100644
--- a/bsp/mini4020/SConstruct
+++ b/bsp/mini4020/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/sam7x/SConstruct b/bsp/sam7x/SConstruct
index 512ef55d50730d8824726d6ebb0a92a438b02057..83714f5ad833dd1892639c878d28bd6427a00bce 100644
--- a/bsp/sam7x/SConstruct
+++ b/bsp/sam7x/SConstruct
@@ -30,8 +30,5 @@ objs = PrepareBuilding(env, RTT_ROOT)
 # kernel testsuite
 #objs = objs + SConscript(RTT_ROOT + '/examples/kernel/SConscript', variant_dir='build/examples/kernel', duplicate=0)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/stm32f0x/SConstruct b/bsp/stm32f0x/SConstruct
index 5524a00e6f976a2d3fb29ce3d7100259acaa6675..5813f6442c55a224cd11d43ebea0545a17a88c3c 100644
--- a/bsp/stm32f0x/SConstruct
+++ b/bsp/stm32f0x/SConstruct
@@ -30,8 +30,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/stm32f10x/SConstruct b/bsp/stm32f10x/SConstruct
index 37d86a7b5f7440050ee0a2d7c167bbbd1b9038ac..54df76872b841313dcb4c71a909ad1980c3689c6 100644
--- a/bsp/stm32f10x/SConstruct
+++ b/bsp/stm32f10x/SConstruct
@@ -33,8 +33,5 @@ objs = PrepareBuilding(env, RTT_ROOT)
 # STM32 firemare library building script
 objs = objs + SConscript( GetCurrentDir() + '/Libraries/SConscript', variant_dir='build/bsp/Libraries', duplicate=0)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/stm32f20x/SConstruct b/bsp/stm32f20x/SConstruct
index 820f23541b98f0868d1cebe82bf61ec5993f8960..ae13ebd5bf4f5268f553c96e0779cf1f290c2f8e 100644
--- a/bsp/stm32f20x/SConstruct
+++ b/bsp/stm32f20x/SConstruct
@@ -30,8 +30,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/stm32f40x/SConstruct b/bsp/stm32f40x/SConstruct
index d479caa4c01e6d925e11189ba43fc988f6cbff37..a58e07aa4b76e8bbc16fc9e3f688875b63c2c4d9 100644
--- a/bsp/stm32f40x/SConstruct
+++ b/bsp/stm32f40x/SConstruct
@@ -30,8 +30,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/upd70f3454/SConstruct b/bsp/upd70f3454/SConstruct
index 66a6dcd1c511fce03f6d3da9374aeaf101000c46..589cdbeb800718a20e1092e02a68a793fdcf3478 100644
--- a/bsp/upd70f3454/SConstruct
+++ b/bsp/upd70f3454/SConstruct
@@ -30,8 +30,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/x86/SConstruct b/bsp/x86/SConstruct
index 8246fe46c9e8f4baf082d637df7593a813da1ed4..c885c34448dcf7d630650fce543980a5999f8115 100644
--- a/bsp/x86/SConstruct
+++ b/bsp/x86/SConstruct
@@ -25,8 +25,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)
diff --git a/bsp/xplorer4330/m4/SConstruct b/bsp/xplorer4330/m4/SConstruct
index d3abfc5ff1e69c2c9250f008f2319fe824c5d60c..1554677f62c47bb2fd35a34f64bedcfc8616be10 100644
--- a/bsp/xplorer4330/m4/SConstruct
+++ b/bsp/xplorer4330/m4/SConstruct
@@ -30,8 +30,5 @@ Export('rtconfig')
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-# build program 
-env.Program(TARGET, objs)
-
-# end building 
-EndBuilding(TARGET)
+# make a building
+DoBuilding(TARGET, objs)