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symbol.c (register_sym): debug code

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47995 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2014-10-17 08:00:42 +00:00
parent ae7de68961
commit 0f67a3bb31
1 changed files with 22 additions and 0 deletions
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22
symbol.c
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@ -18,6 +18,10 @@
#include "gc.h" #include "gc.h"
#include "probes.h" #include "probes.h"
#ifndef SYMBOL_DEBUG
# define SYMBOL_DEBUG 0
#endif
#define SYMBOL_PINNED_P(sym) (RSYMBOL(sym)->id&~ID_SCOPE_MASK) #define SYMBOL_PINNED_P(sym) (RSYMBOL(sym)->id&~ID_SCOPE_MASK)
#define DYNAMIC_ID_P(id) (!(id&ID_STATIC_SYM)&&id>tLAST_OP_ID) #define DYNAMIC_ID_P(id) (!(id&ID_STATIC_SYM)&&id>tLAST_OP_ID)
@ -396,10 +400,28 @@ get_id_entry(ID num, const enum id_entry_type t)
return 0; return 0;
} }
#if SYMBOL_DEBUG
static int
register_sym_update_callback(st_data_t *key, st_data_t *value, st_data_t arg, int existing)
{
if (existing) {
rb_fatal("symbol :% "PRIsVALUE" is already registered with %"PRIxVALUE,
(VALUE)*key, (VALUE)*value);
}
*value = arg;
return ST_CONTINUE;
}
#endif
static void static void
register_sym(VALUE str, VALUE sym) register_sym(VALUE str, VALUE sym)
{ {
#if SYMBOL_DEBUG
st_update(global_symbols.str_sym, (st_data_t)str,
register_sym_update_callback, (st_data_t)sym);
#else
st_add_direct(global_symbols.str_sym, (st_data_t)str, (st_data_t)sym); st_add_direct(global_symbols.str_sym, (st_data_t)str, (st_data_t)sym);
#endif
} }
static void static void