Change library suffix from _debug to D for debug build.

And no suffix for a release build.

SConstruct

@@ -74,6 +74,7 @@ assertions = GetOption('assertions')
 stack_protection = GetOption('stack_protection')
 test_xml = GetOption('test_xml')
 prefix = GetOption('prefix')
+lib_suffix = ''
 if not (build_type in ['debug', 'release']):
     print "Error: expected 'debug' or 'release', found: " + build_type
     Exit(1)
@@ -111,6 +112,7 @@ if build_type == 'release':
         env.Append(CPPDEFINES = ['NDEBUG'])
 
 elif build_type == 'debug':
+    lib_suffix = 'D'
     env.Append(CPPDEFINES = ['DEBUG'])
 
 if stack_protection:
@@ -132,7 +134,7 @@ if stack_protection:
 
 subst_info['@build_host@'] = platform.node()
 
-Export('env', 'build_type', 'prefix', 'version_info', 'test_xml', 'subst_info')
+Export('env', 'build_type', 'prefix', 'lib_suffix', 'version_info', 'test_xml', 'subst_info')
 
 #put all .sconsign files in one place
 env.SConsignFile()

src/SConscript

@@ -1,6 +1,6 @@
 import os
 
-Import('env', 'build_type', 'prefix', 'subst_info')
+Import('env', 'build_type', 'prefix', 'lib_suffix', 'subst_info')
 
 ucore_env = env.Clone()
 
@@ -13,7 +13,7 @@ sources = ucore_env.Glob('*.c')
 #print 'sources:', sources[len(sources)-2]
 
 #Build library
-ucore_lib = ucore_env.StaticLibrary(target='ucore_' + build_type , source=sources)
+ucore_lib = ucore_env.StaticLibrary(target='ucore' + lib_suffix , source=sources)
 
 #install targets
 ucore_env.Alias('install', 

test/SConscript

@@ -1,10 +1,10 @@
 import platform 
 
-Import('env', 'build_type', 'prefix', 'version_info', 'test_xml')
+Import('env', 'build_type', 'prefix', 'lib_suffix', 'version_info', 'test_xml')
 
 test_env = env.Clone()
 test_env.Append(LIBPATH = ['#build/src']);
-test_env.Append(LIBS = ['ucore_' + build_type, 'check'])
+test_env.Append(LIBS = ['ucore' + lib_suffix, 'check'])
 
 system = platform.system()