Hide the backtrace implementation in a private pimpl

[simgrid.git] / include / xbt / backtrace.hpp

diff --git a/include/xbt/backtrace.hpp b/include/xbt/backtrace.hpp
index 7801fb8..55712c9 100644 (file)
--- a/include/xbt/backtrace.hpp
+++ b/include/xbt/backtrace.hpp
@@ -18,23 +18,16 @@ SG_BEGIN_DECL()
 XBT_PUBLIC void xbt_backtrace_display_current();
 SG_END_DECL()
 
-typedef void* xbt_backtrace_location_t;
-
-/** @brief reimplementation of glibc backtrace based directly on gcc library, without implicit malloc  */
-XBT_PUBLIC int xbt_backtrace_no_malloc(void** bt, int size);
-
-/** @brief Captures a backtrace for further use */
-XBT_PUBLIC size_t xbt_backtrace_current(xbt_backtrace_location_t* loc, size_t count);
-
-/** @brief Display a previously captured backtrace */
-XBT_PUBLIC void xbt_backtrace_display(xbt_backtrace_location_t* loc, size_t count);
-
-/** @brief Get current backtrace with libunwind */
-XBT_PUBLIC int xbt_libunwind_backtrace(void** bt, int size);
-
 namespace simgrid {
 namespace xbt {
 
+/** Try to demangle a C++ name
+ *
+ *  Return the origin string if this fails.
+ */
+XBT_PUBLIC std::unique_ptr<char, void (*)(void*)> demangle(const char* name);
+
+class BacktraceImpl;
 /** A backtrace
  *
  *  This is used (among other things) in exceptions to store the associated
@@ -42,23 +35,23 @@ namespace xbt {
  *
  *  @ingroup XBT_ex
  */
-typedef std::vector<xbt_backtrace_location_t> Backtrace;
-
-/** Try to demangle a C++ name
- *
- *  Return the origin string if this fails.
- */
-XBT_PUBLIC std::unique_ptr<char, void (*)(void*)> demangle(const char* name);
-
-/** Get the current backtrace */
-XBT_PUBLIC Backtrace backtrace();
+class Backtrace {
+public:
+  BacktraceImpl* impl_;
+  Backtrace();
+  Backtrace(const Backtrace& bt);
+  ~Backtrace();
+};
 
 /* Translate the backtrace in a human friendly form
  *
  *  Try resolve symbols and source code location.
  */
-XBT_PUBLIC std::vector<std::string> resolve_backtrace(xbt_backtrace_location_t const* loc, std::size_t count);
+XBT_PUBLIC std::vector<std::string> resolve_backtrace(const Backtrace& bt);
 }
 }
 
+/** @brief Display a previously captured backtrace */
+XBT_PUBLIC void xbt_backtrace_display(const simgrid::xbt::Backtrace& bt);
+
 #endif