创建

828ECO/rt-thread/libcpu/aarch64/SConscript

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+# RT-Thread building script for bridge
+
+import os
+import re
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+bsp_path = Dir('#').abspath
+
+if not os.path.exists(bsp_path + "/link.lds"):
+    Env['LINKFLAGS'] = Env['LINKFLAGS'].replace('link.lds', cwd + "/link.lds")
+    Preprocessing("link.lds.S", ".lds", CPPPATH=[bsp_path])
+
+# fix the linker with crtx.o
+Env['LINKFLAGS'] += ' -nostartfiles'
+
+# add common code files
+group = group + SConscript(os.path.join('common', 'SConscript'))
+
+# cpu porting code files
+if rtconfig.CPU != 'common':
+    group = group + SConscript(os.path.join(rtconfig.CPU, 'SConscript'))
+
+def del_gnu99():
+    for g in Projects:
+        if g["name"] == "Kernel":
+            flags = re.sub(r'\s+', ' ', re.sub(r'\s*-std=gnu99\s*', ' ', g["LOCAL_CFLAGS"])).strip()
+            flags = re.sub(r'(?<!\s)(-Wunused)', r' \1', flags)
+            g["LOCAL_CFLAGS"] = flags
+
+RegisterPreBuildingAction(del_gnu99)
+Return('group')