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open_shared_objects flag

This commit is contained in:
Vítor Santos Costa 2010-06-14 22:43:15 +01:00
parent d8e3483120
commit c7c4bd151c
2 changed files with 21 additions and 1 deletions
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10
C/load_foreign.c
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@ -114,6 +114,15 @@ p_obj_suffix(void) {
return Yap_unify(Yap_StringToList(YAP_SHLIB_SUFFIX),ARG1);
}
static Int
p_open_shared_objects(void) {
#ifdef YAP_SHLIB_SUFFIX
return TRUE;
#else
return FALSE;
#endif
}
void
Yap_InitLoadForeign(void)
{
@ -122,6 +131,7 @@ Yap_InitLoadForeign(void)
else
Yap_FindExecutable(Yap_argv[0]);
Yap_InitCPred("$load_foreign_files", 3, p_load_foreign, SafePredFlag|SyncPredFlag|HiddenPredFlag);
Yap_InitCPred("$open_shared_objects", 0, p_open_shared_objects, SafePredFlag|HiddenPredFlag);
Yap_InitCPred("$obj_suffix", 1, p_obj_suffix, SafePredFlag|HiddenPredFlag);
}

12
pl/flags.yap
View File

@ -165,11 +165,20 @@ yap_flag(dollar_as_lower_case,off) :-
yap_flag(call_counting,X) :- (var(X); X = on; X = off), !,
'$is_call_counted'(X).
yap_flag(open_shared_object,X) :-
var(X), !,
('$open_shared_objects' -> X = true ; X = false).
yap_flag(open_shared_object,X) :-
(X = true ; X = false), !,
'$do_error'(permission_error(modify,flag,open_shared_object),yap_flag(open_shared_object,X)).
yap_flag(open_shared_object,X) :-
'$do_error'(domain_error(flag_value,open_shared_object+X),yap_flag(open_shared_object,X)).
yap_flag(bounded,X) :-
var(X), !,
'$access_yap_flags'(0, X1),
'$transl_to_true_false'(X1,X).
yap_flag(bounded,X) :- !,
yap_flag(bounded,X) :-
(X = true ; X = false), !,
'$do_error'(permission_error(modify,flag,bounded),yap_flag(bounded,X)).
yap_flag(bounded,X) :-
@ -826,6 +835,7 @@ yap_flag(dialect,yap).
'$yap_system_flag'(min_tagged_integer).
'$yap_system_flag'(n_of_integer_keys_in_db).
'$yap_system_flag'(open_expands_filename).
'$yap_system_flag'(open_shared_object).
'$yap_system_flag'(profiling).
'$yap_system_flag'(prompt_alternatives_on).
'$yap_system_flag'(redefine_warnings).