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//=============================================================================
/**
* @file Unload_libACE.cpp
*
* This is a simple test of library unloading that uses
* an application which has _not_ been linked with libACE
* but uses dlopen() to dynamically load libACE
* and then uses dlclose() to unload it.
*
* @author David Smith <dts@prismtech.com> and Don Sharp <Donald.Sharp@prismtech.com>
*/
//=============================================================================
//FUZZ: disable check_for_lack_ACE_OS
//FUZZ: disable check_for_improper_main_declaration
#include <stdio.h>
#undef UNLOAD_LIBACE_TEST
#if defined (__GNUC__)
#if !defined (ACE_VXWORKS) && !defined (__MINGW32__) && !defined (__CYGWIN32__)
#define UNLOAD_LIBACE_TEST 1
#endif /* !ACE_VXWORKS && !__MINGW32__ && !CYGWIN32 */
#endif /* __GNUC__ */
#if defined (ACE_AS_STATIC_LIBS)
#undef UNLOAD_LIBACE_TEST
#endif /* ACE_AS_STATIC_LIBS */
#ifdef UNLOAD_LIBACE_TEST
#include <errno.h>
#include <dlfcn.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#define TIME_STAMP_FIELD_WIDTH 32
static char *
time_stamp (char date_and_time[], int date_and_timelen, int format)
{
static char const *const month_name[] =
{
"Jan",
"Feb",
"Mar",
"Apr",
"May",
"Jun",
"Jul",
"Aug",
"Sep",
"Oct",
"Nov",
"Dec"
};
static char const *const day_of_week_name[] =
{
"Sun",
"Mon",
"Tue",
"Wed",
"Thu",
"Fri",
"Sat"
};
char *ts = 0;
if (date_and_timelen >= TIME_STAMP_FIELD_WIDTH)
{
time_t timeval;
struct tm *now;
time (&timeval);
now = localtime (&timeval); /* Get current local time. */
if (format == 'Y')
{
sprintf (date_and_time,
"%3s %3s %2d %04d %02d:%02d:%02d.%06d",
day_of_week_name[now->tm_wday],
month_name[now->tm_mon],
(int) now->tm_mday,
(int) now->tm_year + 1900,
(int) now->tm_hour,
(int) now->tm_min, (int) now->tm_sec, (int) 0);
}
else /* 'T' */
{
sprintf (date_and_time,
"%3s %2d %02d:%02d:%02d.%03d %04d",
month_name[now->tm_mon],
(int) now->tm_mday,
(int) now->tm_hour,
(int) now->tm_min,
(int) now->tm_sec, (int) 0,
(int) now->tm_year + 1900);
}
ts = date_and_time;
}
return ts;
}
int
main (int, char **)
{
char const *const program = "UnloadLibACE";
int status = 0;
void *handle = 0;
char *ace_root = 0;
char tbuf[BUFSIZ];
char ybuf[BUFSIZ];
FILE *logfp = 0;
if ((logfp = fopen ("log/UnloadLibACE.log", "w")) != 0)
{
setvbuf (logfp, 0, _IONBF, 0);
// reassign stdout/stderr to log file
int fdno = fileno (logfp);
dup2 (fdno, fileno (stdout));
dup2 (fdno, fileno (stderr));
setvbuf (stdout, 0, _IONBF, 0);
setvbuf (stderr, 0, _IONBF, 0);
fflush (stdout);
fflush (stderr);
printf ("%s@LM_DEBUG@ Starting %s test at %s\n",
time_stamp (tbuf, BUFSIZ, 'T'),
program, time_stamp (ybuf, BUFSIZ, 'Y'));
if ((ace_root = getenv ("ACE_ROOT")) != 0)
{
char buf[BUFSIZ];
strcpy (buf, ace_root);
strcat (buf, "/lib/");
const char *subdir_env = getenv ("ACE_EXE_SUB_DIR");
if (subdir_env)
{
strcat (buf, subdir_env);
strcat (buf, "/");
}
strcat (buf, "lib");
#if defined (ACE_LIB_NAME)
strcat (buf, ACE_LIB_NAME);
#else
strcat (buf, "ACE");
#endif /* ACE_LIB_NAME */
#if defined (__APPLE__)
strcat (buf, ".dylib");
#else
strcat (buf, ".so");
#endif /* (__hpux) */
handle = dlopen (buf, RTLD_LAZY);
if (handle == 0)
{
// is it because of "No such file or directory" ?
if (errno != ENOENT)
{
fprintf (stderr,
"%s@LM_ERROR@ dlopen() returned NULL\n",
time_stamp (tbuf, BUFSIZ, 'T'));
fprintf (stderr,
"%s@LM_ERROR@ dlerror() says: %s\n",
time_stamp (tbuf, BUFSIZ, 'T'), dlerror ());
status = 1;
}
else
{
printf ("%s@LM_DEBUG@ dlopen() did not find %s\n",
time_stamp (tbuf, BUFSIZ, 'T'), buf);
status = 0;
}
}
else if (dlclose (handle) != 0)
{
fprintf (stderr,
"%s@LM_ERROR@ dlclose() failed : %s\n",
time_stamp (tbuf, BUFSIZ, 'T'), strerror (errno));
status = 1;
}
}
else
{
fprintf (stderr,
"%s@LM_ERROR@ ACE_ROOT environment variable not set\n",
time_stamp (tbuf, BUFSIZ, 'T'));
status = 1;
}
fflush (stdout);
fflush (stderr);
fflush (logfp);
fclose (logfp);
}
else
{
// Couldn't go into the log file !!!
printf ("%s@LM_DEBUG@ Starting %s test at %s\n",
time_stamp (tbuf, BUFSIZ, 'T'),
program, time_stamp (ybuf, BUFSIZ, 'Y'));
fprintf (stderr,
"%s@LM_ERROR@ Could not open log/UnloadLibACE.log : %s\n",
time_stamp (tbuf, BUFSIZ, 'T'), strerror (errno));
status = 1;
}
printf ("%s@LM_DEBUG@ Ending %s test at %s\n",
time_stamp (tbuf, BUFSIZ, 'T'),
program, time_stamp (ybuf, BUFSIZ, 'Y'));
fflush (stderr);
fflush (stdout);
fclose (stdout);
fclose (stderr);
// Don't change this since we do NOT want to use ACE for this test!
exit (status);
return 0;
}
#else
# if defined (WIN32) && defined (ACE_USES_WCHAR)
// Borrow include list from ace_wchar.h
# if !defined (__BORLANDC__)
# include /**/ <wchar.h>
# endif /* __BORLANDC__ */
int
wmain (int, wchar_t **)
#else
int
main (int, char **)
#endif /* (WIN32) && (ACE_USES_WCHAR) */
{
char const *const program = "UnloadLibACE";
FILE *logfp = 0;
if ((logfp = fopen ("log/UnloadLibACE.log", "w")) != 0)
{
fprintf (logfp, "@LM_DEBUG@ Starting %s test\n", program);
fprintf (logfp, "@LM_DEBUG@ %s test not implemented for this platform\n",
program);
fprintf (logfp, "@LM_DEBUG@ Ending %s test\n", program);
fflush (logfp);
fclose (logfp);
}
return 0;
}
#endif /* UNLOAD_LIBACE_TEST */
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