[llvm-commits] [compiler-rt] r172523 - /compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc

[Kostya Serebryany]

Author: kcc
Date: Tue Jan 15 03:03:23 2013
New Revision: 172523

URL: http://llvm.org/viewvc/llvm-project?rev=172523&view=rev
Log:
[sanitizer] hide PR_SET_NAME under an ifdef (for older kernels)

Modified:
    compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc

Modified: compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc?rev=172523&r1=172522&r2=172523&view=diff
==============================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc (original)
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc Tue Jan 15 03:03:23 2013
@@ -369,16 +369,24 @@
 }
 
 bool SanitizerSetThreadName(const char *name) {
+#ifdef PR_SET_NAME
   return 0 == prctl(PR_SET_NAME, (unsigned long)name, 0, 0, 0);  // NOLINT
+#else
+  return false;
+#endif
 }
 
 bool SanitizerGetThreadName(char *name, int max_len) {
+#ifdef PR_GET_NAME
   char buff[17];
   if (prctl(PR_GET_NAME, (unsigned long)buff, 0, 0, 0))  // NOLINT
     return false;
   internal_strncpy(name, buff, max_len);
   name[max_len] = 0;
   return true;
+#else
+  return false;
+#endif
 }
 
 #ifndef SANITIZER_GO