add extern "C" to use pstrace in C++ applications. renamed global logger

include/libpst.h

@@ -14,6 +14,10 @@
 #include <ucontext.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include "libpst-types.h"
 
 typedef struct pst_handler pst_handler;
@@ -133,4 +137,8 @@ int pst_unwind_pretty(pst_handler* handler);
  */
 const char* pst_print_pretty(pst_handler* handler);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* __LIBPST_EXTERNAL_H_ */

src/context.c

@@ -17,7 +17,7 @@
 extern dwarf_reg_map    reg_map[];
 extern int regnum;
 
-pst_logger      logger;     // logger for library
+pst_logger      pstlogger;  // logger for library
 pst_allocator   allocator;  // custom allocator for PST library
 
 static void clean_print(pst_context* ctx)

src/context.h

@@ -21,14 +21,14 @@
 // uncomment line below to enable debug output to stdout
 //#define PST_DEBUG
 
-extern pst_logger       logger;     // logger for whole PST library
+extern pst_logger       pstlogger;     // logger for whole PST library
 extern pst_allocator    allocator;  // custom allocator for PST library
 
 #define pst_alloc(TYPE) (TYPE*)allocator.alloc(&allocator, sizeof(TYPE))
 #define pst_free(NAME) allocator.free(&allocator, NAME)
 
 #ifdef PST_DEBUG
-#define pst_log(SEVERITY, FORMAT, ...) logger.log(&logger, SEVERITY, FORMAT, ##__VA_ARGS__)
+#define pst_log(SEVERITY, FORMAT, ...) pstlogger.log(&logger, SEVERITY, FORMAT, ##__VA_ARGS__)
 #else
 #define pst_log(SEVERITY, FORMAT, ...)
 #endif

src/libpst.c

@@ -23,7 +23,7 @@ pst_handler* pst_lib_init(ucontext_t* hctx, void* buff, uint32_t size)
         pst_alloc_init_custom(&allocator, buff, size);
     }
 
-    pst_log_init_console(&logger);
+    pst_log_init_console(&pstlogger);
 
     pst_new(pst_handler, handler, hctx);
 
@@ -37,7 +37,7 @@ void pst_lib_fini(pst_handler* h)
     pst_free(h);
 
     // global
-    pst_log_fini(&logger);
+    pst_log_fini(&pstlogger);
     pst_alloc_fini(&allocator);
 }