1 files changed, 144 insertions, 0 deletions
diff --git a/include/lldb/Target/UnixSignals.h b/include/lldb/Target/UnixSignals.h
new file mode 100644
index 000000000000..f47a90bbf545
--- /dev/null
+++ b/include/lldb/Target/UnixSignals.h
@@ -0,0 +1,144 @@
+//===-- UnixSignals.h -------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef lldb_UnixSignals_h_
+#define lldb_UnixSignals_h_
+
+// C Includes
+// C++ Includes
+#include <string>
+#include <map>
+
+// Other libraries and framework includes
+// Project includes
+#include "lldb/lldb-private.h"
+#include "lldb/Core/ConstString.h"
+
+namespace lldb_private
+{
+
+class UnixSignals
+{
+public:
+    //------------------------------------------------------------------
+    // Constructors and Destructors
+    //------------------------------------------------------------------
+    UnixSignals();
+
+    virtual
+    ~UnixSignals();
+
+    const char *
+    GetSignalAsCString (int32_t signo) const;
+
+    bool
+    SignalIsValid (int32_t signo) const;
+
+    int32_t
+    GetSignalNumberFromName (const char *name) const;
+
+    const char *
+    GetSignalInfo (int32_t signo,
+                   bool &should_suppress,
+                   bool &should_stop,
+                   bool &should_notify) const;
+
+    bool
+    GetShouldSuppress (int32_t signo) const;
+
+    bool
+    SetShouldSuppress (int32_t signo,
+                       bool value);
+
+    bool
+    SetShouldSuppress (const char *signal_name,
+                       bool value);
+
+    bool
+    GetShouldStop (int32_t signo) const;
+
+    bool
+    SetShouldStop (int32_t signo,
+                   bool value);
+    bool
+    SetShouldStop (const char *signal_name,
+                   bool value);
+
+    bool
+    GetShouldNotify (int32_t signo) const;
+
+    bool
+    SetShouldNotify (int32_t signo, bool value);
+
+    bool
+    SetShouldNotify (const char *signal_name,
+                     bool value);
+
+    // These provide an iterator through the signals available on this system.
+    // Call GetFirstSignalNumber to get the first entry, then iterate on GetNextSignalNumber
+    // till you get back LLDB_INVALID_SIGNAL_NUMBER.
+    int32_t
+    GetFirstSignalNumber () const;
+
+    int32_t
+    GetNextSignalNumber (int32_t current_signal) const;
+
+    // We assume that the elements of this object are constant once it is constructed,
+    // since a process should never need to add or remove symbols as it runs.  So don't
+    // call these functions anywhere but the constructor of your subclass of UnixSignals or in
+    // your Process Plugin's GetUnixSignals method before you return the UnixSignal object.
+
+    void
+    AddSignal (int signo,
+               const char *name,
+               const char *short_name,
+               bool default_suppress,
+               bool default_stop,
+               bool default_notify,
+               const char *description);
+
+    void
+    RemoveSignal (int signo);
+
+protected:
+    //------------------------------------------------------------------
+    // Classes that inherit from UnixSignals can see and modify these
+    //------------------------------------------------------------------
+
+    struct Signal
+    {
+        ConstString m_name;
+        ConstString m_short_name;
+        std::string m_description;
+        bool m_suppress:1,
+             m_stop:1,
+             m_notify:1;
+
+        Signal (const char *name,
+                const char *short_name,
+                bool default_suppress,
+                bool default_stop,
+                bool default_notify,
+                const char *description);
+
+        ~Signal () {}
+    };
+
+    void
+    Reset ();
+
+    typedef std::map <int32_t, Signal> collection;
+
+    collection m_signals;
+
+    DISALLOW_COPY_AND_ASSIGN (UnixSignals);
+};
+
+} // Namespace lldb
+#endif  // lldb_UnixSignals_h_