suite/tests/client-interface/dr_options.dll.c

/* **********************************************************
 * Copyright (c) 2012 Google, Inc.  All rights reserved.
 * **********************************************************/

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 */

/* Test querying DR options from a client.
 */

#include "dr_api.h"
#include "client_tools.h"

#include <string.h>

DR_EXPORT void
dr_init(client_id_t client_id)
{
    char buf[DR_MAX_OPTIONS_LENGTH];
    bool success;
    uint64 int_option = 0;

    /* Query existing string option. */
    success = dr_get_string_option("native_exec_list", buf, sizeof(buf));
    ASSERT(success);
    ASSERT(strcmp("foo.dll,bar.dll", buf) == 0);

    /* Query existing integer option. */
    success = dr_get_integer_option("opt_cleancall", &int_option);
    ASSERT(success);
    ASSERT(int_option == 3);

    /* Query existing boolean option. */
    success = dr_get_integer_option("thread_private", &int_option);
    ASSERT(success);
    ASSERT(int_option == 1);
    /* For major behavior changing options, we expose dedicated query APIs which
     * should match the value read from the arbitrary query API.
     */
    ASSERT(dr_using_all_private_caches());

    /* Query non-existent options. */
    int_option = 1;
    success = dr_get_string_option("opt_does_not_exist", buf, sizeof(buf));
    ASSERT(!success);
    success = dr_get_integer_option("opt_does_not_exist", &int_option);
    ASSERT(!success);
    /* Undocumented: we set out val to zero even on failure. */
    ASSERT(int_option == 0);
}