demangle.c

   1 #include "config.h"
   2
   3 #include <string.h>
   4 #include <stdlib.h>
   5 #include <stdio.h>
   6
   7 #include "common.h"
   8
   9 #ifdef USE_DEMANGLE
  10
  11 /*****************************************************************************/
  12
  13 static Dict *d = NULL;
  14
  15 const char *
  16 my_demangle(const char *function_name) {
  17         const char *tmp, *fn_copy;
  18 #if !defined HAVE_LIBIBERTY && defined HAVE_LIBSUPC__
  19         extern char *__cxa_demangle(const char *, char *, size_t *, int *);
  20         int status = 0;
  21 #endif
  22
  23         debug(DEBUG_FUNCTION, "my_demangle(name=%s)", function_name);
  24
  25         if (!d)
  26                 d = dict_init(dict_key2hash_string, dict_key_cmp_string);
  27
  28         tmp = dict_find_entry(d, (void *)function_name);
  29         if (!tmp) {
  30                 fn_copy = strdup(function_name);
  31 #ifdef HAVE_LIBIBERTY
  32                 tmp = cplus_demangle(function_name, DMGL_ANSI | DMGL_PARAMS);
  33 #elif defined HAVE_LIBSUPC__
  34                 tmp = __cxa_demangle(function_name, NULL, NULL, &status);
  35 #endif
  36                 if (!tmp)
  37                         tmp = fn_copy;
  38                 if (tmp)
  39                         dict_enter(d, (void *)fn_copy, (void *)tmp);
  40         }
  41         return tmp;
  42 }
  43
  44 #endif