lldb: deal with non-portable PTRACE-related constants

See http://reviews.llvm.org/D4091 for details.

Change by Paul Osmialowski.

llvm-svn: 211503

diff --git a/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp b/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
index 1ff0782..457125a 100644 (file)
--- a/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
+++ b/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
@@ -122,18 +122,22 @@ static void PtraceDisplayBytes(int &req, void *data, size_t data_size)
                 verbose_log->Printf("PTRACE_POKEUSER %s", buf.GetData());
                 break;
             }
+#ifdef PT_SETREGS
         case PTRACE_SETREGS:
             {
                 DisplayBytes(buf, data, data_size);
                 verbose_log->Printf("PTRACE_SETREGS %s", buf.GetData());
                 break;
             }
+#endif
+#ifdef PT_SETFPREGS
         case PTRACE_SETFPREGS:
             {
                 DisplayBytes(buf, data, data_size);
                 verbose_log->Printf("PTRACE_SETFPREGS %s", buf.GetData());
                 break;
             }
+#endif
         case PTRACE_SETSIGINFO:
             {
                 DisplayBytes(buf, data, sizeof(siginfo_t));
@@ -564,10 +568,14 @@ private:
 void
 ReadGPROperation::Execute(ProcessMonitor *monitor)
 {
+#ifdef PT_GETREGS
     if (PTRACE(PTRACE_GETREGS, m_tid, NULL, m_buf, m_buf_size) < 0)
         m_result = false;
     else
         m_result = true;
+#else
+    m_result = false;
+#endif
 }
 
 //------------------------------------------------------------------------------
@@ -592,10 +600,14 @@ private:
 void
 ReadFPROperation::Execute(ProcessMonitor *monitor)
 {
+#ifdef PT_GETFPREGS
     if (PTRACE(PTRACE_GETFPREGS, m_tid, NULL, m_buf, m_buf_size) < 0)
         m_result = false;
     else
         m_result = true;
+#else
+    m_result = false;
+#endif
 }
 
 //------------------------------------------------------------------------------
@@ -649,10 +661,14 @@ private:
 void
 WriteGPROperation::Execute(ProcessMonitor *monitor)
 {
+#ifdef PT_SETREGS
     if (PTRACE(PTRACE_SETREGS, m_tid, NULL, m_buf, m_buf_size) < 0)
         m_result = false;
     else
         m_result = true;
+#else
+    m_result = false;
+#endif
 }
 
 //------------------------------------------------------------------------------
@@ -677,10 +693,14 @@ private:
 void
 WriteFPROperation::Execute(ProcessMonitor *monitor)
 {
+#ifdef PT_SETFPREGS
     if (PTRACE(PTRACE_SETFPREGS, m_tid, NULL, m_buf, m_buf_size) < 0)
         m_result = false;
     else
         m_result = true;
+#else
+    m_result = false;
+#endif
 }
 
 //------------------------------------------------------------------------------