Merge pull request iovisor#453 from yadutaf/jt-endian

expose buitin byte swap methods
weibang6liu · Mar 28, 2016 · 7963166 · 7963166
2 parents af66546 + e3b3b4c
commit 7963166
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/python/bcc/__init__.py b/src/python/bcc/__init__.py
@@ -39,6 +39,11 @@
 ksym_names = {}
 ksym_loaded = 0
 _kprobe_limit = 1000
+BASE_CFLAGS = [
+ '-D__HAVE_BUILTIN_BSWAP16__',
+ '-D__HAVE_BUILTIN_BSWAP32__',
+ '-D__HAVE_BUILTIN_BSWAP64__',
+]
 
 @atexit.register
 def cleanup_kprobes():
@@ -140,6 +145,7 @@ def __init__(self, src_file="", hdr_file="", text=None, cb=None, debug=0, cflags
  self.debug = debug
  self.funcs = {}
  self.tables = {}
+ cflags = BASE_CFLAGS + cflags
  cflags_array = (ct.c_char_p * len(cflags))()
  for i, s in enumerate(cflags): cflags_array[i] = s.encode("ascii")
  if text: