static Z3_lbool _solver_check(Z3_context c, Z3_solver s, unsigned num_assumptions, Z3_ast const assumptions[]) {
for (unsigned i = 0; i < num_assumptions; i++) {
if (!is_expr(to_ast(assumptions[i]))) {
SET_ERROR_CODE(Z3_INVALID_ARG, "assumption is not an expression");
return Z3_L_UNDEF;
}
}
expr * const * _assumptions = to_exprs(assumptions);
unsigned timeout = to_solver(s)->m_params.get_uint("timeout", mk_c(c)->get_timeout());
unsigned rlimit = to_solver(s)->m_params.get_uint("rlimit", mk_c(c)->get_rlimit());
bool use_ctrl_c = to_solver(s)->m_params.get_bool("ctrl_c", false);
cancel_eh<reslimit> eh(mk_c(c)->m().limit());
api::context::set_interruptable si(*(mk_c(c)), eh);
lbool result;
{
scoped_ctrl_c ctrlc(eh, false, use_ctrl_c);
scoped_timer timer(timeout, &eh);
scoped_rlimit _rlimit(mk_c(c)->m().limit(), rlimit);
try {
result = to_solver_ref(s)->check_sat(num_assumptions, _assumptions);
}
catch (z3_exception & ex) {
to_solver_ref(s)->set_reason_unknown(eh);
if (!mk_c(c)->m().canceled()) {
mk_c(c)->handle_exception(ex);
}
return Z3_L_UNDEF;
}
}
if (result == l_undef) {
to_solver_ref(s)->set_reason_unknown(eh);
}
return static_cast<Z3_lbool>(result);
}
Z3_string Z3_API Z3_fixedpoint_to_string(
Z3_context c,
Z3_fixedpoint d,
unsigned num_queries,
Z3_ast _queries[]) {
Z3_TRY;
expr*const* queries = to_exprs(_queries);
LOG_Z3_fixedpoint_to_string(c, d, num_queries, _queries);
RESET_ERROR_CODE();
return mk_c(c)->mk_external_string(to_fixedpoint_ref(d)->to_string(num_queries, queries));
Z3_CATCH_RETURN("");
}
Z3_lbool Z3_API Z3_get_implied_equalities(Z3_context c,
unsigned num_terms,
Z3_ast const terms[],
unsigned class_ids[]) {
Z3_TRY;
LOG_Z3_get_implied_equalities(c, num_terms, terms, class_ids);
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
lbool result = smt::implied_equalities(mk_c(c)->get_smt_kernel(), num_terms, to_exprs(terms), class_ids);
return static_cast<Z3_lbool>(result);
Z3_CATCH_RETURN(Z3_L_UNDEF);
}
Z3_ast Z3_API Z3_mk_atmost(Z3_context c, unsigned num_args,
Z3_ast const args[], unsigned k) {
Z3_TRY;
LOG_Z3_mk_atmost(c, num_args, args, k);
RESET_ERROR_CODE();
parameter param(k);
pb_util util(mk_c(c)->m());
ast* a = util.mk_at_most_k(num_args, to_exprs(args), k);
mk_c(c)->save_ast_trail(a);
check_sorts(c, a);
RETURN_Z3(of_ast(a));
Z3_CATCH_RETURN(0);
}
Z3_lbool Z3_API Z3_check_assumptions(Z3_context c,
unsigned num_assumptions, Z3_ast const assumptions[],
Z3_model * m, Z3_ast* proof,
unsigned* core_size, Z3_ast core[]) {
Z3_TRY;
LOG_Z3_check_assumptions(c, num_assumptions, assumptions, m, proof, core_size, core);
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
expr * const* _assumptions = to_exprs(assumptions);
flet<bool> _model(mk_c(c)->fparams().m_model, true);
cancel_eh<smt::kernel> eh(mk_c(c)->get_smt_kernel());
api::context::set_interruptable(*(mk_c(c)), eh);
lbool result;
result = mk_c(c)->get_smt_kernel().check(num_assumptions, _assumptions);
if (result != l_false && m) {
model_ref _m;
mk_c(c)->get_smt_kernel().get_model(_m);
if (_m) {
Z3_model_ref * m_ref = alloc(Z3_model_ref);
m_ref->m_model = _m;
// Must bump reference counter for backward compatibility reasons.
// Don't need to invoke save_object, since the counter was bumped
m_ref->inc_ref();
*m = of_model(m_ref);
}
else {
*m = 0;
}
}
if (result == l_false && core_size) {
*core_size = mk_c(c)->get_smt_kernel().get_unsat_core_size();
if (*core_size > num_assumptions) {
SET_ERROR_CODE(Z3_INVALID_ARG);
}
for (unsigned i = 0; i < *core_size; ++i) {
core[i] = of_ast(mk_c(c)->get_smt_kernel().get_unsat_core_expr(i));
}
}
else if (core_size) {
*core_size = 0;
}
if (result == l_false && proof) {
*proof = of_ast(mk_c(c)->get_smt_kernel().get_proof());
}
else if (proof) {
*proof = 0; // breaks abstraction.
}
RETURN_Z3_check_assumptions static_cast<Z3_lbool>(result);
Z3_CATCH_RETURN(Z3_L_UNDEF);
}
Z3_lbool Z3_API Z3_get_implied_equalities(Z3_context c,
Z3_solver s,
unsigned num_terms,
Z3_ast const terms[],
unsigned class_ids[]) {
Z3_TRY;
LOG_Z3_get_implied_equalities(c, s, num_terms, terms, class_ids);
ast_manager& m = mk_c(c)->m();
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
init_solver(c, s);
lbool result = smt::implied_equalities(m, *to_solver_ref(s), num_terms, to_exprs(terms), class_ids);
return static_cast<Z3_lbool>(result);
Z3_CATCH_RETURN(Z3_L_UNDEF);
}
Z3_pattern Z3_API Z3_mk_pattern(Z3_context c, unsigned num_patterns, Z3_ast const terms[]) {
Z3_TRY;
LOG_Z3_mk_pattern(c, num_patterns, terms);
RESET_ERROR_CODE();
for (unsigned i = 0; i < num_patterns; ++i) {
if (!is_app(to_expr(terms[i]))) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(0);
}
}
app* a = mk_c(c)->m().mk_pattern(num_patterns, reinterpret_cast<app*const*>(to_exprs(terms)));
mk_c(c)->save_ast_trail(a);
RETURN_Z3(of_pattern(a));
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_mk_pbeq(Z3_context c, unsigned num_args,
Z3_ast const args[], int _coeffs[],
int k) {
Z3_TRY;
LOG_Z3_mk_pble(c, num_args, args, _coeffs, k);
RESET_ERROR_CODE();
pb_util util(mk_c(c)->m());
vector<rational> coeffs;
for (unsigned i = 0; i < num_args; ++i) {
coeffs.push_back(rational(_coeffs[i]));
}
ast* a = util.mk_eq(num_args, coeffs.c_ptr(), to_exprs(args), rational(k));
mk_c(c)->save_ast_trail(a);
check_sorts(c, a);
RETURN_Z3(of_ast(a));
Z3_CATCH_RETURN(0);
}
Z3_bool Z3_API Z3_eval_decl(Z3_context c,
Z3_model m,
Z3_func_decl d,
unsigned num_args,
Z3_ast const args[],
Z3_ast* v) {
Z3_TRY;
LOG_Z3_eval_decl(c, m, d, num_args, args, v);
RESET_ERROR_CODE();
CHECK_NON_NULL(m, Z3_FALSE);
ast_manager & mgr = mk_c(c)->m();
model * _m = to_model_ref(m);
app_ref app(mgr);
app = mgr.mk_app(to_func_decl(d), num_args, to_exprs(args));
expr_ref result(mgr);
_m->eval(app.get(), result);
mk_c(c)->save_ast_trail(result.get());
*v = of_ast(result.get());
RETURN_Z3_eval_decl Z3_TRUE;
Z3_CATCH_RETURN(Z3_FALSE);
}
Z3_ast Z3_API Z3_mk_map(Z3_context c, Z3_func_decl f, unsigned n, Z3_ast const* args) {
Z3_TRY;
LOG_Z3_mk_map(c, f, n, args);
RESET_ERROR_CODE();
if (n == 0) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(0);
}
ast_manager & m = mk_c(c)->m();
func_decl* _f = to_func_decl(f);
expr* const* _args = to_exprs(args);
ptr_vector<sort> domain;
for (unsigned i = 0; i < n; ++i) {
domain.push_back(m.get_sort(_args[i]));
}
parameter param(_f);
func_decl * d = m.mk_func_decl(mk_c(c)->get_array_fid(), OP_ARRAY_MAP, 1, ¶m, n, domain.c_ptr());
app* r = m.mk_app(d, n, _args);
mk_c(c)->save_ast_trail(r);
check_sorts(c, r);
RETURN_Z3(of_ast(r));
Z3_CATCH_RETURN(0);
}
