libtests/dl05/dl-load.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  * Copyright (c) 2016 Chris Johns <chrisj@rtems.org>.  All rights reserved.
0005  *
0006  * Redistribution and use in source and binary forms, with or without
0007  * modification, are permitted provided that the following conditions
0008  * are met:
0009  * 1. Redistributions of source code must retain the above copyright
0010  *    notice, this list of conditions and the following disclaimer.
0011  * 2. Redistributions in binary form must reproduce the above copyright
0012  *    notice, this list of conditions and the following disclaimer in the
0013  *    documentation and/or other materials provided with the distribution.
0014  *
0015  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0016  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0017  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0018  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0019  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0020  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0021  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0023  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0024  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0025  * POSSIBILITY OF SUCH DAMAGE.
0026  */
0027
0028 #ifdef HAVE_CONFIG_H
0029 #include "config.h"
0030 #endif
0031
0032 #include "tmacros.h"
0033
0034 #include <stdio.h>
0035
0036 #include <dlfcn.h>
0037
0038 #include <rtems/rtl/rtl-trace.h>
0039
0040 #include "dl-load.h"
0041
0042 #define TEST_TRACE 0
0043 #if TEST_TRACE
0044  #define DEBUG_TRACE (RTEMS_RTL_TRACE_DETAIL | \
0045                       RTEMS_RTL_TRACE_WARNING | \
0046                       RTEMS_RTL_TRACE_LOAD | \
0047                       RTEMS_RTL_TRACE_UNLOAD | \
0048                       RTEMS_RTL_TRACE_SYMBOL | \
0049                       RTEMS_RTL_TRACE_RELOC | \
0050                       RTEMS_RTL_TRACE_ALLOCATOR | \
0051                       RTEMS_RTL_TRACE_UNRESOLVED | \
0052                       RTEMS_RTL_TRACE_ARCHIVES | \
0053                       RTEMS_RTL_TRACE_GLOBAL_SYM | \
0054                       RTEMS_RTL_TRACE_DEPENDENCY)
0055  #define DL_DEBUG_TRACE DEBUG_TRACE /* RTEMS_RTL_TRACE_ALL */
0056 #else
0057  #define DL_DEBUG_TRACE 0
0058 #endif
0059
0060 int dl_load_test(void)
0061 {
0062   void*       handle;
0063   const char* err;
0064   void        (*func)(bool );
0065 #if __i386__
0066   /*
0067    * std::runtime_error destructor locks up in atomics.
0068    */
0069   bool        throw_runtime = false;
0070 #else
0071   bool        throw_runtime = true;
0072 #endif
0073
0074 #if DL_DEBUG_TRACE
0075   rtems_rtl_trace_set_mask (DL_DEBUG_TRACE);
0076 #endif
0077
0078   handle = dlopen("/dl05-o5.o", RTLD_GLOBAL | RTLD_NOW);
0079   if (handle == NULL)
0080   {
0081     err = dlerror();
0082     if (err != NULL)
0083       printf("dlopen: %s\n", err);
0084   }
0085   rtems_test_assert(handle != NULL);
0086
0087   func = dlsym(handle, "exception_dl");
0088   if (func == NULL) {
0089     err = dlerror ();
0090     if (err)
0091       printf ("dlsym: %s\n", err);
0092   }
0093   rtems_test_assert(func != NULL);
0094
0095   exception_base(throw_runtime);
0096
0097   func(throw_runtime);
0098
0099   rtems_test_assert(dlclose(handle) == 0);
0100
0101   return 0;
0102 }