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ldmud/mudlib/deprecated/debug_info.c
Fuchur ccbde57d6e debug_info sefun: fix security problem in DINFO_DUMP case 
- the dumps are written to a file, so check whether the *caller* has
  the necessary access rights
2021-03-30 17:57:16 +02:00

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/* This sefun is to provide a replacement for the efun debug_info().
* Feel free to add it to your mudlibs, if you have much code relying on that.
*/
#if ! __EFUN_DEFINED__(debug_info)
#include <driver_info.h>
#include <debug_info.h>
#include <object_info.h>
mixed debug_info(int what, varargs mixed* args)
{
if (sizeof(args) > 2)
raise_error("Too many arguments to debug_info\n");
switch(what)
{
default:
raise_error(sprintf("Illegal value %d for debug_info().\n", what));
case DINFO_OBJECT:
{
object ob;
if (sizeof(args) != 1)
raise_error("bad number of arguments to debug_info\n");
if (!objectp(args[0]))
raise_error("bag arg 2 to debug_info().\n");
ob = args[0];
printf("O_HEART_BEAT : %s\n", efun::object_info(ob, OC_HEART_BEAT) ? "TRUE" : "FALSE");
printf("O_ENABLE_COMMANDS : %s\n", efun::object_info(ob, OC_COMMANDS_ENABLED) ? "TRUE" : "FALSE");
printf("O_CLONE : %s\n", efun::clonep(ob) ? "TRUE" : "FALSE");
printf("O_DESTRUCTED : FALSE\n");
printf("O_SWAPPED : %s\n", efun::object_info(ob, OI_SWAPPED) ? "TRUE" : "FALSE");
printf("O_ONCE_INTERACTIVE: %s\n", efun::object_info(ob, OI_ONCE_INTERACTIVE) ? "TRUE" : "FALSE");
printf("O_RESET_STATE : %s\n", efun::object_info(ob, OI_RESET_STATE) ? "TRUE" : "FALSE");
printf("O_WILL_CLEAN_UP : %s\n", efun::object_info(ob, OI_WILL_CLEAN_UP) ? "TRUE" : "FALSE");
printf("O_REPLACED : %s\n", efun::object_info(ob, OI_REPLACED) ? "TRUE" : "FALSE");
printf("time_reset : %d\n", efun::object_info(ob, OI_NEXT_RESET_TIME));
printf("time_of_ref : %d\n", efun::object_info(ob, OI_LAST_REF_TIME));
printf("ref : %d\n", efun::object_info(ob, OI_OBJECT_REFS));
int gticks = efun::object_info(ob, OI_GIGATICKS);
if(gticks)
printf("evalcost : %d%09d\n", gticks, efun::object_info(ob, OI_TICKS));
else
printf("evalcost : %d\n", efun::object_info(ob, OI_TICKS));
printf("swap_num : %d\n", efun::object_info(ob, OI_SWAP_NUM));
printf("name : '%s'\n", efun::object_name(ob));
printf("load_name : '%s'\n", efun::load_name(ob));
object next_ob = efun::object_info(ob, OI_OBJECT_NEXT);
if (next_ob)
printf("next_all : OBJ(%s)\n", efun::object_name(next_ob));
object prev_ob = efun::object_info(ob, OI_OBJECT_PREV);
if (prev_ob)
printf("Previous object in object list: OBJ(%s)\n", efun::object_name(prev_ob));
else
printf("This object is the head of the object list.\n");
break;
}
case DINFO_MEMORY:
{
object ob;
if (sizeof(args) != 1)
raise_error("bad number of arguments to debug_info\n");
if (!objectp(args[0]))
raise_error("bag arg 2 to debug_info().\n");
ob = args[0];
printf("program ref's %3d\n", efun::object_info(ob, OI_PROG_REFS));
printf("Name: '%s'\n", efun::program_name(ob));
printf("program size %6d\n", efun::object_info(ob, OI_PROG_SIZE));
printf("num func's: %3d (%4d)\n",
efun::object_info(ob, OI_NUM_FUNCTIONS),
efun::object_info(ob, OI_SIZE_FUNCTIONS));
printf("num vars: %3d (%4d)\n",
efun::object_info(ob, OI_NUM_VARIABLES),
efun::object_info(ob, OI_SIZE_VARIABLES));
printf("num strings: %3d (%4d) : overhead %d + data %d (%d)\n",
efun::object_info(ob, OI_NUM_STRINGS),
efun::object_info(ob, OI_SIZE_STRINGS) + efun::object_info(ob, OI_SIZE_STRINGS_DATA),
efun::object_info(ob, OI_SIZE_STRINGS),
efun::object_info(ob, OI_SIZE_STRINGS_DATA),
efun::object_info(ob, OI_SIZE_STRINGS_DATA_TOTAL));
printf("num inherits %3d (%4d)\n",
efun::object_info(ob, OI_NUM_INHERITED),
efun::object_info(ob, OI_SIZE_INHERITED));
printf("total size %6d\n", efun::object_info(ob, OI_PROG_SIZE_TOTAL));
printf("data size %6d (%6d\n",
efun::object_info(ob, OI_DATA_SIZE),
efun::object_info(ob, OI_DATA_SIZE_TOTAL));
break;
}
case DINFO_OBJLIST:
{
if (sizeof(args) == 0)
return efun::objects(0, 1)[0];
if (sizeof(args) == 1)
{
object * obs = efun::objects(args[0], 1);
return sizeof(obs) && obs[0];
}
else
return efun::objects(args[0], args[1]);
break;
}
case DINFO_MALLOC:
write(debug_info(DINFO_STATUS, "malloc"));
break;
case DINFO_STATUS:
{
string which;
int opt;
if (sizeof(args) > 1)
raise_error("bad number of arguments to debug_info\n");
if (!sizeof(args) || !args[0])
which = "";
else if(stringp(args[0]))
which = args[0];
else
raise_error("bag arg 2 to debug_info().\n");
switch(which)
{
case "":
opt = DI_STATUS_TEXT_MEMORY;
break;
case "tables":
opt = DI_STATUS_TEXT_TABLES;
break;
case "swap":
opt = DI_STATUS_TEXT_SWAP;
break;
case "malloc":
opt = DI_STATUS_TEXT_MALLOC;
break;
case "malloc extstats":
opt = DI_STATUS_TEXT_MALLOC_EXTENDED;
break;
default:
return 0;
}
return efun::driver_info(opt);
}
case DINFO_DUMP:
{
int opt;
if (!sizeof(args))
raise_error("bad number of arguments to debug_info\n");
if(!stringp(args[0]))
raise_error("bag arg 2 to debug_info().\n");
switch(args[0])
{
case "objects":
opt = DDI_OBJECTS;
break;
case "destructed":
opt = DDI_OBJECTS_DESTRUCTED;
break;
case "opcodes":
opt = DDI_OPCODES;
break;
case "memory":
opt = DDI_MEMORY;
break;
default:
raise_error(sprintf("Bad argument '%s' to debug_info(DINFO_DUMP).\n", args[0]));
return 0;
}
// set object for valid_write() master apply...
set_this_object(previous_object());
return efun::dump_driver_info(opt, args[1..1]...);
}
case DINFO_DATA:
{
mixed * result;
if (!sizeof(args))
raise_error("bad number of arguments to debug_info\n");
if (!intp(args[0]))
raise_error("bag arg 2 to debug_info().\n");
if (sizeof(args) == 2 && !intp(args[1]))
raise_error("bag arg 3 to debug_info().\n");
switch(args[0])
{
case DID_STATUS:
result = allocate(DID_STATUS_MAX);
result[DID_ST_ACTIONS] = efun::driver_info(DI_NUM_ACTIONS);
result[DID_ST_ACTIONS_SIZE] = efun::driver_info(DI_SIZE_ACTIONS);
result[DID_ST_SHADOWS] = efun::driver_info(DI_NUM_SHADOWS);
result[DID_ST_SHADOWS_SIZE] = efun::driver_info(DI_SIZE_SHADOWS);
result[DID_ST_OBJECTS] = efun::driver_info(DI_NUM_OBJECTS);
result[DID_ST_OBJECTS_SIZE] = efun::driver_info(DI_SIZE_OBJECTS);
result[DID_ST_OBJECTS_SWAPPED] = efun::driver_info(DI_NUM_OBJECTS_SWAPPED);
result[DID_ST_OBJECTS_SWAP_SIZE] = efun::driver_info(DI_SIZE_OBJECTS_SWAPPED);
result[DID_ST_OBJECTS_LIST] = efun::driver_info(DI_NUM_OBJECTS_IN_LIST);
result[DID_ST_OBJECTS_NEWLY_DEST] = efun::driver_info(DI_NUM_OBJECTS_NEWLY_DESTRUCTED);
result[DID_ST_OBJECTS_DESTRUCTED] = efun::driver_info(DI_NUM_OBJECTS_DESTRUCTED);
result[DID_ST_OBJECTS_PROCESSED] = efun::driver_info(DI_NUM_OBJECTS_LAST_PROCESSED);
result[DID_ST_OBJECTS_AVG_PROC] = efun::driver_info(DI_LOAD_AVERAGE_PROCESSED_OBJECTS_RELATIVE);
result[DID_ST_OTABLE] = efun::driver_info(DI_NUM_OBJECTS_IN_TABLE);
result[DID_ST_OTABLE_SLOTS] = efun::driver_info(DI_NUM_OBJECT_TABLE_SLOTS);
result[DID_ST_OTABLE_SIZE] = efun::driver_info(DI_SIZE_OBJECT_TABLE);
result[DID_ST_HBEAT_OBJS] = efun::driver_info(DI_NUM_HEARTBEATS);
result[DID_ST_HBEAT_CALLS] = efun::driver_info(DI_NUM_HEARTBEAT_ACTIVE_CYCLES);
result[DID_ST_HBEAT_CALLS_TOTAL] = efun::driver_info(DI_NUM_HEARTBEAT_TOTAL_CYCLES);
result[DID_ST_HBEAT_SLOTS] = efun::driver_info(DI_NUM_HEARTBEATS);
result[DID_ST_HBEAT_SIZE] = efun::driver_info(DI_SIZE_HEARTBEATS);
result[DID_ST_HBEAT_PROCESSED] = efun::driver_info(DI_NUM_HEARTBEATS_LAST_PROCESSED);
result[DID_ST_HBEAT_AVG_PROC] = efun::driver_info(DI_LOAD_AVERAGE_PROCESSED_HEARTBEATS_RELATIVE);
result[DID_ST_CALLOUTS] = efun::driver_info(DI_NUM_CALLOUTS);
result[DID_ST_CALLOUT_SIZE] = efun::driver_info(DI_SIZE_CALLOUTS);
result[DID_ST_ARRAYS] = efun::driver_info(DI_NUM_ARRAYS);
result[DID_ST_ARRAYS_SIZE] = efun::driver_info(DI_SIZE_ARRAYS);
result[DID_ST_MAPPINGS] = efun::driver_info(DI_NUM_MAPPINGS);
result[DID_ST_MAPPINGS_SIZE] = efun::driver_info(DI_SIZE_MAPPINGS);
result[DID_ST_HYBRID_MAPPINGS] = efun::driver_info(DI_NUM_MAPPINGS_HYBRID);
result[DID_ST_HASH_MAPPINGS] = efun::driver_info(DI_NUM_MAPPINGS_HASH);
result[DID_ST_STRUCTS] = efun::driver_info(DI_NUM_STRUCTS);
result[DID_ST_STRUCTS_SIZE] = efun::driver_info(DI_SIZE_STRUCTS);
result[DID_ST_STRUCT_TYPES] = efun::driver_info(DI_NUM_STRUCT_TYPES);
result[DID_ST_STRUCT_TYPES_SIZE] = efun::driver_info(DI_SIZE_STRUCT_TYPES);
result[DID_ST_PROGS] = efun::driver_info(DI_NUM_PROGS);
result[DID_ST_PROGS_SIZE] = efun::driver_info(DI_SIZE_PROGS);
result[DID_ST_PROGS_SWAPPED] = efun::driver_info(DI_NUM_PROGS_SWAPPED);
result[DID_ST_PROGS_SWAP_SIZE] = efun::driver_info(DI_SIZE_PROGS_SWAPPED);
result[DID_ST_USER_RESERVE] = efun::driver_info(DI_MEMORY_RESERVE_USER);
result[DID_ST_MASTER_RESERVE] = efun::driver_info(DI_MEMORY_RESERVE_MASTER);
result[DID_ST_SYSTEM_RESERVE] = efun::driver_info(DI_MEMORY_RESERVE_SYSTEM);
result[DID_ST_ADD_MESSAGE] = efun::driver_info(DI_NUM_MESSAGES_OUT);
result[DID_ST_PACKETS] = efun::driver_info(DI_NUM_PACKETS_OUT);
result[DID_ST_PACKET_SIZE] = efun::driver_info(DI_SIZE_PACKETS_OUT);
result[DID_ST_PACKETS_IN] = efun::driver_info(DI_NUM_PACKETS_IN);
result[DID_ST_PACKET_SIZE_IN] = efun::driver_info(DI_SIZE_PACKETS_IN);
result[DID_ST_APPLY] = efun::driver_info(DI_NUM_FUNCTION_NAME_CALLS);
result[DID_ST_APPLY_HITS] = efun::driver_info(DI_NUM_FUNCTION_NAME_CALL_HITS);
result[DID_ST_STRINGS] = efun::driver_info(DI_NUM_VIRTUAL_STRINGS);
result[DID_ST_STRING_SIZE] = efun::driver_info(DI_SIZE_STRINGS);
result[DID_ST_STR_TABLE_SIZE] = efun::driver_info(DI_SIZE_STRING_TABLE);
result[DID_ST_STR_OVERHEAD] = efun::driver_info(DI_SIZE_STRING_OVERHEAD);
result[DID_ST_UNTABLED] = efun::driver_info(DI_NUM_STRINGS_UNTABLED);
result[DID_ST_UNTABLED_SIZE] = efun::driver_info(DI_SIZE_STRINGS_UNTABLED);
result[DID_ST_TABLED] = efun::driver_info(DI_NUM_STRINGS_TABLED);
result[DID_ST_TABLED_SIZE] = efun::driver_info(DI_SIZE_STRINGS_TABLED);
result[DID_ST_STR_SEARCHES] = efun::driver_info(DI_NUM_STRING_TABLE_LOOKUPS_BY_INDEX);
result[DID_ST_STR_SEARCHLEN] = efun::driver_info(DI_NUM_STRING_TABLE_LOOKUP_STEPS_BY_INDEX);
result[DID_ST_STR_SEARCHES_BYVALUE] = efun::driver_info(DI_NUM_STRING_TABLE_LOOKUPS_BY_VALUE);
result[DID_ST_STR_SEARCHLEN_BYVALUE] = efun::driver_info(DI_NUM_STRING_TABLE_LOOKUP_STEPS_BY_VALUE);
result[DID_ST_STR_CHAINS] = efun::driver_info(DI_NUM_STRING_TABLE_SLOTS_USED);
result[DID_ST_STR_ADDED] = efun::driver_info(DI_NUM_STRING_TABLE_STRINGS_ADDED);
result[DID_ST_STR_DELETED] = efun::driver_info(DI_NUM_STRING_TABLE_STRINGS_REMOVED);
result[DID_ST_STR_COLLISIONS] = efun::driver_info(DI_NUM_STRING_TABLE_COLLISIONS);
result[DID_ST_STR_FOUND] = efun::driver_info(DI_NUM_STRING_TABLE_HITS_BY_INDEX);
result[DID_ST_STR_FOUND_BYVALUE] = efun::driver_info(DI_NUM_STRING_TABLE_HITS_BY_VALUE);
result[DID_ST_RX_CACHED] = efun::driver_info(DI_NUM_REGEX);
result[DID_ST_RX_TABLE] = efun::driver_info(DI_NUM_REGEX_TABLE_SLOTS);
result[DID_ST_RX_TABLE_SIZE] = efun::driver_info(DI_SIZE_REGEX);
result[DID_ST_RX_REQUESTS] = efun::driver_info(DI_NUM_REGEX_LOOKUPS);
result[DID_ST_RX_REQ_FOUND] = efun::driver_info(DI_NUM_REGEX_LOOKUP_HITS);
result[DID_ST_RX_REQ_COLL] = efun::driver_info(DI_NUM_REGEX_LOOKUP_COLLISIONS);
result[DID_ST_MB_FILE] = efun::driver_info(DI_SIZE_BUFFER_FILE);
result[DID_ST_MB_SWAP] = efun::driver_info(DI_SIZE_BUFFER_SWAP);
result[DID_ST_BOOT_TIME] = efun::driver_info(DI_BOOT_TIME);
break;
case DID_SWAP:
result = allocate(DID_SWAP_MAX);
result[DID_SW_PROGS] = efun::driver_info(DI_NUM_PROGS_SWAPPED);
result[DID_SW_PROG_SIZE] = efun::driver_info(DI_SIZE_PROGS_SWAPPED);
result[DID_SW_PROG_UNSWAPPED] = efun::driver_info(DI_NUM_PROGS_UNSWAPPED);
result[DID_SW_PROG_U_SIZE] = efun::driver_info(DI_SIZE_PROGS_UNSWAPPED);
result[DID_SW_VARS] = efun::driver_info(DI_NUM_OBJECTS_SWAPPED);
result[DID_SW_VAR_SIZE] = efun::driver_info(DI_SIZE_OBJECTS_SWAPPED);
result[DID_SW_FREE] = efun::driver_info(DI_NUM_SWAP_BLOCKS_FREE);
result[DID_SW_FREE_SIZE] = efun::driver_info(DI_SIZE_SWAP_BLOCKS_FREE);
result[DID_SW_FILE_SIZE] = efun::driver_info(DI_SIZE_SWAP_BLOCKS);
result[DID_SW_REUSED] = efun::driver_info(DI_SIZE_SWAP_BLOCKS_REUSED);
result[DID_SW_SEARCHES] = efun::driver_info(DI_NUM_SWAP_BLOCKS_REUSE_LOOKUPS);
result[DID_SW_SEARCH_LEN] = efun::driver_info(DI_NUM_SWAP_BLOCKS_REUSE_LOOKUP_STEPS);
result[DID_SW_F_SEARCHES] = efun::driver_info(DI_NUM_SWAP_BLOCKS_FREE_LOOKUPS);
result[DID_SW_F_SEARCH_LEN] = efun::driver_info(DI_NUM_SWAP_BLOCKS_FREE_LOOKUP_STEPS);
result[DID_SW_COMPACT] = efun::driver_info(DC_SWAP_COMPACT_MODE);
result[DID_SW_RECYCLE_FREE] = efun::driver_info(DI_SWAP_RECYCLE_PHASE);
break;
case DID_MEMORY:
result = allocate(DID_MEMORY_MAX);
result[DID_MEM_NAME] = efun::driver_info(DI_MEMORY_ALLOCATOR_NAME);
result[DID_MEM_SBRK] = efun::driver_info(DI_NUM_SYS_ALLOCATED_BLOCKS);
result[DID_MEM_SBRK_SIZE] = efun::driver_info(DI_SIZE_SYS_ALLOCATED_BLOCKS);
result[DID_MEM_LARGE] = efun::driver_info(DI_NUM_LARGE_BLOCKS_ALLOCATED);
result[DID_MEM_LARGE_SIZE] = efun::driver_info(DI_SIZE_LARGE_BLOCKS_ALLOCATED);
result[DID_MEM_LFREE] = efun::driver_info(DI_NUM_LARGE_BLOCKS_FREE);
result[DID_MEM_LFREE_SIZE] = efun::driver_info(DI_SIZE_LARGE_BLOCKS_FREE);
result[DID_MEM_LWASTED] = efun::driver_info(DI_NUM_LARGE_BLOCKS_WASTE);
result[DID_MEM_LWASTED_SIZE] = efun::driver_info(DI_SIZE_LARGE_BLOCKS_WASTE);
result[DID_MEM_CHUNK] = efun::driver_info(DI_NUM_SMALL_BLOCK_CHUNKS);
result[DID_MEM_CHUNK_SIZE] = efun::driver_info(DI_SIZE_SMALL_BLOCK_CHUNKS);
result[DID_MEM_SMALL] = efun::driver_info(DI_NUM_SMALL_BLOCKS_ALLOCATED);
result[DID_MEM_SMALL_SIZE] = efun::driver_info(DI_SIZE_SMALL_BLOCKS_ALLOCATED);
result[DID_MEM_SFREE] = efun::driver_info(DI_NUM_SMALL_BLOCKS_FREE);
result[DID_MEM_SFREE_SIZE] = efun::driver_info(DI_SIZE_SMALL_BLOCKS_FREE);
result[DID_MEM_SWASTED] = efun::driver_info(DI_NUM_SMALL_BLOCKS_WASTE);
result[DID_MEM_SWASTED_SIZE] = efun::driver_info(DI_SIZE_SMALL_BLOCKS_WASTE);
result[DID_MEM_MINC_CALLS] = efun::driver_info(DI_NUM_INCREMENT_SIZE_CALLS);
result[DID_MEM_MINC_SUCCESS] = efun::driver_info(DI_NUM_INCREMENT_SIZE_CALL_SUCCESSES);
result[DID_MEM_MINC_SIZE] = efun::driver_info(DI_SIZE_INCREMENT_SIZE_CALL_DIFFS);
result[DID_MEM_PERM] = efun::driver_info(DI_NUM_UNMANAGED_BLOCKS);
result[DID_MEM_PERM_SIZE] = efun::driver_info(DI_SIZE_UNMANAGED_BLOCKS);
result[DID_MEM_CLIB] = efun::driver_info(DI_NUM_REPLACEMENT_MALLOC_CALLS);
result[DID_MEM_CLIB_SIZE] = efun::driver_info(DI_SIZE_REPLACEMENT_MALLOC_CALLS);
result[DID_MEM_OVERHEAD] = efun::driver_info(DI_SIZE_SMALL_BLOCK_OVERHEAD);
result[DID_MEM_ALLOCATED] = efun::driver_info(DI_SIZE_MEMORY_USED) + efun::driver_info(DI_SIZE_MEMORY_OVERHEAD);
result[DID_MEM_USED] = efun::driver_info(DI_SIZE_MEMORY_USED);
result[DID_MEM_TOTAL_UNUSED] = efun::driver_info(DI_SIZE_MEMORY_UNUSED);
result[DID_MEM_DEFRAG_CALLS] = efun::driver_info(DI_NUM_MEMORY_DEFRAGMENTATION_CALLS_FULL) + efun::driver_info(DI_NUM_MEMORY_DEFRAGMENTATION_CALLS_TARGETED);
result[DID_MEM_DEFRAG_CALLS_REQ] = efun::driver_info(DI_NUM_MEMORY_DEFRAGMENTATION_CALLS_TARGETED);
result[DID_MEM_DEFRAG_REQ_SUCCESS] = efun::driver_info(DI_NUM_MEMORY_DEFRAGMENTATION_CALL_TARGET_HITS);
result[DID_MEM_DEFRAG_BLOCKS_INSPECTED] = efun::driver_info(DI_NUM_MEMORY_DEFRAGMENTATION_BLOCKS_INSPECTED);
result[DID_MEM_DEFRAG_BLOCKS_MERGED] = efun::driver_info(DI_NUM_MEMORY_DEFRAGMENTATION_BLOCKS_MERGED);
result[DID_MEM_DEFRAG_BLOCKS_RESULT] = efun::driver_info(DI_NUM_MEMORY_DEFRAGMENTATION_BLOCKS_RESULTING);
result[DID_MEM_AVL_NODES] = efun::driver_info(DI_NUM_FREE_BLOCKS_AVL_NODES);
result[DID_MEM_EXT_STATISTICS] = efun::driver_info(DI_MEMORY_EXTENDED_STATISTICS);
break;
}
if (sizeof(args) == 2)
{
int idx = args[0];
if (idx < 0 || idx >= sizeof(result))
raise_error(sprintf("Illegal index for debug_info(): %d, expected 0..%d\n",
idx, sizeof(result)-1));
return result[idx];
}
else
return result;
}
case DINFO_TRACE:
{
int which = DIT_CURRENT;
if (sizeof(args) > 1)
raise_error("bad number of arguments to debug_info\n");
if (sizeof(args))
{
if (!intp(args[0]))
raise_error("bag arg 2 to debug_info().\n");
which = args[0];
}
switch (which)
{
case DIT_CURRENT:
return efun::driver_info(DI_TRACE_CURRENT);
case DIT_ERROR:
return efun::driver_info(DI_TRACE_LAST_ERROR) || ({ "No trace." });
case DIT_UNCAUGHT_ERROR:
return efun::driver_info(DI_TRACE_LAST_UNCAUGHT_ERROR) || ({ "No trace." });
case DIT_STR_CURRENT:
return efun::driver_info(DI_TRACE_CURRENT_AS_STRING);
case DIT_CURRENT_DEPTH:
return efun::driver_info(DI_TRACE_CURRENT_DEPTH);
default:
raise_error("bad arg 2 to debug_info().\n");
}
}
case DINFO_EVAL_NUMBER:
return efun::driver_info(DI_EVAL_NUMBER);
}
return 0;
}
#endif
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