Omit include of ptrace.h for empty usdt contexts

Fixes: iovisor#1280 Signed-off-by: Brenden Blanco <[email protected]>
e-dant · Aug 16, 2017 · 4cb1edb · 4cb1edb
1 parent a2afe8d
commit 4cb1edb
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/cc/usdt.cc b/src/cc/usdt.cc
@@ -356,6 +356,9 @@ const char *bcc_usdt_genargs(void **usdt_array, int len) {
  static std::string storage_;
  std::ostringstream stream;
 
+ if (!len)
+ return "";
+
  stream << USDT::USDT_PROGRAM_HEADER;
  // Generate genargs codes for an array of USDT Contexts.
  //