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/******************************************************************************
* Top contributors (to current version):
* Aina Niemetz
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2025 by the authors listed in the file AUTHORS
* in the top-level source directory and their institutional affiliations.
* All rights reserved. See the file COPYING in the top-level source
* directory for licensing information.
* ****************************************************************************
*
* A simple demonstration of using multiple parsers with the same symbol manager
* via the C API.
*/
#include <assert.h>
#include <cvc5/c/cvc5.h>
#include <cvc5/c/cvc5_parser.h>
#include <stdio.h>
int main()
{
Cvc5TermManager* tm = cvc5_term_manager_new();
Cvc5* slv = cvc5_new(tm);
Cvc5SymbolManager* sm = cvc5_symbol_manager_new(tm);
// construct an input parser associated the solver above
Cvc5InputParser* parser1 = cvc5_parser_new(slv, sm);
cvc5_parser_set_str_input(
parser1,
CVC5_INPUT_LANGUAGE_SMT_LIB_2_6,
"(set-logic QF_LIA)\n(declare-fun a () Int)\n(declare-fun b () "
"Int)\n(declare-fun c () Bool)\n",
"foo");
// parse commands until finished
Cvc5Command cmd;
do
{
const char* error_msg;
cmd = cvc5_parser_next_command(parser1, &error_msg);
if (cmd)
{
printf("Executing command %s:\n", cvc5_cmd_to_string(cmd));
// invoke the command on the solver and the symbol manager, print the
// result to stdout
printf("%s", cvc5_cmd_invoke(cmd, slv, sm));
}
} while (cmd);
printf("Finished parsing commands\n");
// Note that sm now has a,b,c in its symbol table.
// Now, construct a new parser with the same symbol manager. We will parse
// terms with it.
Cvc5InputParser* parser2 = cvc5_parser_new(slv, sm);
cvc5_parser_set_str_input(parser2,
CVC5_INPUT_LANGUAGE_SMT_LIB_2_6,
"(+ a b)\n(- a 10)\n(>= 0 45)\n(and c c)\ntrue\n",
"bar");
// parse terms until finished
Cvc5Term t = NULL;
do
{
const char* error_msg;
t = cvc5_parser_next_term(parser2, &error_msg);
assert(error_msg == NULL);
printf("Parsed term: %s\n", t ? cvc5_term_to_string(t) : "null");
} while (t);
printf("Finished parsing terms\n");
cvc5_delete(slv);
cvc5_term_manager_delete(tm);
}
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