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addressing race condition on interrupts

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-06-02 12:02:35 -07:00
parent c0895e5548
commit ec121db5c1
1 changed files with 21 additions and 8 deletions
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13
src/shell/smtlib_frontend.cpp
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@ -54,13 +54,19 @@ static void display_statistics() {
} }
static void on_timeout() { static void on_timeout() {
#pragma omp critical (g_display_stats)
{
display_statistics(); display_statistics();
exit(0); exit(0);
}
} }
static void on_ctrl_c(int) { static void on_ctrl_c(int) {
signal (SIGINT, SIG_DFL); signal (SIGINT, SIG_DFL);
#pragma omp critical (g_display_stats)
{
display_statistics(); display_statistics();
}
raise(SIGINT); raise(SIGINT);
} }
@ -83,9 +89,12 @@ unsigned read_smtlib_file(char const * benchmark_file) {
} }
} }
#pragma omp critical (g_display_stats)
{
display_statistics(); display_statistics();
register_on_timeout_proc(0); register_on_timeout_proc(0);
g_solver = 0; g_solver = 0;
}
return solver.get_error_code(); return solver.get_error_code();
} }
@ -118,8 +127,12 @@ unsigned read_smtlib2_commands(char const * file_name) {
result = parse_smt2_commands(ctx, std::cin, true); result = parse_smt2_commands(ctx, std::cin, true);
} }
#pragma omp critical (g_display_stats)
{
display_statistics(); display_statistics();
g_cmd_context = 0; g_cmd_context = 0;
}
return result ? 0 : 1; return result ? 0 : 1;
} }