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include special functionality in parsers for solvers and opt for additional file formats

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-12-03 20:00:24 +01:00
parent 187998ae4d
commit 5ee30a3cd9
12 changed files with 324 additions and 303 deletions
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63
src/api/api_solver.cpp
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@ -28,11 +28,17 @@ Revision History:
#include "solver/tactic2solver.h"
#include "util/scoped_ctrl_c.h"
#include "util/cancel_eh.h"
#include "util/file_path.h"
#include "util/scoped_timer.h"
#include "tactic/portfolio/smt_strategic_solver.h"
#include "smt/smt_solver.h"
#include "smt/smt_implied_equalities.h"
#include "solver/smt_logics.h"
#include "cmd_context/cmd_context.h"
#include "parsers/smt2/smt2parser.h"
#include "sat/dimacs.h"
#include "sat/sat_solver.h"
#include "sat/tactic/goal2sat.h"
extern "C" {
@ -121,6 +127,63 @@ extern "C" {
Z3_CATCH_RETURN(0);
}
void solver_from_stream(Z3_context c, Z3_solver s, std::istream& is) {
scoped_ptr<cmd_context> ctx = alloc(cmd_context, false, &(mk_c(c)->m()));
ctx->set_ignore_check(true);
if (!parse_smt2_commands(*ctx.get(), is)) {
ctx = nullptr;
SET_ERROR_CODE(Z3_PARSER_ERROR);
return;
}
bool initialized = to_solver(s)->m_solver.get() != 0;
if (!initialized)
init_solver(c, s);
ptr_vector<expr>::const_iterator it = ctx->begin_assertions();
ptr_vector<expr>::const_iterator end = ctx->end_assertions();
for (; it != end; ++it) {
to_solver_ref(s)->assert_expr(*it);
}
// to_solver_ref(s)->set_model_converter(ctx->get_model_converter());
}
void Z3_API Z3_solver_from_string(Z3_context c, Z3_solver s, Z3_string c_str) {
Z3_TRY;
LOG_Z3_solver_from_string(c, s, c_str);
std::string str(c_str);
std::istringstream is(str);
solver_from_stream(c, s, is);
Z3_CATCH;
}
void Z3_API Z3_solver_from_file(Z3_context c, Z3_solver s, Z3_string file_name) {
Z3_TRY;
LOG_Z3_solver_from_file(c, s, file_name);
char const* ext = get_extension(file_name);
std::ifstream is(file_name);
if (!is) {
SET_ERROR_CODE(Z3_FILE_ACCESS_ERROR);
}
else if (ext && std::string("dimacs") == ext) {
ast_manager& m = to_solver_ref(s)->get_manager();
sat::solver solver(to_solver_ref(s)->get_params(), m.limit(), nullptr);
parse_dimacs(is, solver);
sat2goal s2g;
model_converter_ref mc;
atom2bool_var a2b(m);
goal g(m);
s2g(solver, a2b, to_solver_ref(s)->get_params(), g, mc);
for (unsigned i = 0; i < g.size(); ++i) {
to_solver_ref(s)->assert_expr(g.form(i));
}
}
else {
solver_from_stream(c, s, is);
}
Z3_CATCH;
}
Z3_string Z3_API Z3_solver_get_help(Z3_context c, Z3_solver s) {
Z3_TRY;
LOG_Z3_solver_get_help(c, s);