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adding rlimit resource limit facility to provide platform and architecture independent method for canceling activities

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-09-28 13:37:59 -07:00
parent ad16cc0ce2
commit 9b3e242990
26 changed files with 165 additions and 14 deletions
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3
src/api/api_solver.cpp
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@ -254,6 +254,7 @@ extern "C" {
}
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<solver> eh(*to_solver_ref(s));
api::context::set_interruptable si(*(mk_c(c)), eh);
@ -261,6 +262,7 @@ extern "C" {
{
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);
}
@ -356,6 +358,7 @@ extern "C" {
Z3_stats_ref * st = alloc(Z3_stats_ref);
to_solver_ref(s)->collect_statistics(st->m_stats);
get_memory_statistics(st->m_stats);
get_rlimit_statistics(mk_c(c)->m().limit(), st->m_stats);
mk_c(c)->save_object(st);
Z3_stats r = of_stats(st);
RETURN_Z3(r);