SIM_RC
sim_create_inferior (SIM_DESC sd, struct bfd *abfd,
char **argv, char **env)
{
SIM_CPU *cpu = STATE_CPU (sd, 0);
SIM_ADDR addr;
/* Set the PC. */
if (abfd != NULL)
addr = bfd_get_start_address (abfd);
else
addr = 0;
sim_pc_set (cpu, addr);
/* Standalone mode (i.e. `bfin-...-run`) will take care of the argv
for us in sim_open() -> sim_parse_args(). But in debug mode (i.e.
'target sim' with `bfin-...-gdb`), we need to handle it. */
if (STATE_OPEN_KIND (sd) == SIM_OPEN_DEBUG)
{
freeargv (STATE_PROG_ARGV (sd));
STATE_PROG_ARGV (sd) = dupargv (argv);
}
switch (STATE_ENVIRONMENT (sd))
{
case USER_ENVIRONMENT:
bfin_user_init (sd, cpu, abfd, (void *)argv, (void *)env);
break;
case OPERATING_ENVIRONMENT:
bfin_os_init (sd, cpu, (void *)argv);
break;
default:
bfin_virtual_init (sd, cpu);
break;
}
return SIM_RC_OK;
}
int
run_tests (const char **test_data)
{
int argc_after, argc_before;
char ** argv_before, ** argv_after;
int i, j, k, fails, failed;
i = j = fails = 0;
/* Loop over all the tests */
while (test_data[j])
{
/* Write test data */
writeout_test (i, test_data[j++]);
/* Copy argv before */
argv_before = dupargv ((char **) &test_data[j]);
/* Count argc before/after */
argc_before = 0;
argc_after = 0;
while (test_data[j + argc_before])
argc_before++;
j += argc_before + 1; /* Skip null */
while (test_data[j + argc_after])
argc_after++;
/* Copy argv after */
argv_after = dupargv ((char **) &test_data[j]);
/* Run all possible replaces */
for (k = 0; k < argc_before; k++)
run_replaces (argv_before[k]);
for (k = 0; k < argc_after; k++)
run_replaces (argv_after[k]);
/* Run test: Expand arguments */
expandargv (&argc_before, &argv_before);
failed = 0;
/* Compare size first */
if (argc_before != argc_after)
{
printf ("FAIL: test-expandargv-%d. Number of arguments don't match.\n", i);
failed++;
}
/* Compare each of the argv's ... */
else
for (k = 0; k < argc_after; k++)
if (strcmp (argv_before[k], argv_after[k]) != 0)
{
printf ("FAIL: test-expandargv-%d. Arguments don't match.\n", i);
failed++;
}
if (!failed)
printf ("PASS: test-expandargv-%d.\n", i);
else
fails++;
freeargv (argv_before);
freeargv (argv_after);
/* Advance to next test */
j += argc_after + 1;
/* Erase test file */
erase_test (i);
i++;
}
return fails;
}
void
expandargv (int *argcp, char ***argvp)
{
/* The argument we are currently processing. */
int i = 0;
/* Non-zero if ***argvp has been dynamically allocated. */
int argv_dynamic = 0;
/* Limit the number of response files that we parse in order
to prevent infinite recursion. */
unsigned int iteration_limit = 2000;
/* Loop over the arguments, handling response files. We always skip
ARGVP[0], as that is the name of the program being run. */
while (++i < *argcp)
{
/* The name of the response file. */
const char *filename;
/* The response file. */
FILE *f;
/* An upper bound on the number of characters in the response
file. */
long pos;
/* The number of characters in the response file, when actually
read. */
size_t len;
/* A dynamically allocated buffer used to hold options read from a
response file. */
char *buffer;
/* Dynamically allocated storage for the options read from the
response file. */
char **file_argv;
/* The number of options read from the response file, if any. */
size_t file_argc;
/* We are only interested in options of the form "@file". */
filename = (*argvp)[i];
if (filename[0] != '@')
continue;
/* If we have iterated too many times then stop. */
if (-- iteration_limit == 0)
{
fprintf (stderr, "%s: error: too many @-files encountered\n", (*argvp)[0]);
xexit (1);
}
/* Read the contents of the file. */
f = fopen (++filename, "r");
if (!f)
continue;
if (fseek (f, 0L, SEEK_END) == -1)
goto error;
pos = ftell (f);
if (pos == -1)
goto error;
if (fseek (f, 0L, SEEK_SET) == -1)
goto error;
buffer = (char *) xmalloc (pos * sizeof (char) + 1);
len = fread (buffer, sizeof (char), pos, f);
if (len != (size_t) pos
/* On Windows, fread may return a value smaller than POS,
due to CR/LF->CR translation when reading text files.
That does not in-and-of itself indicate failure. */
&& ferror (f))
goto error;
/* Add a NUL terminator. */
buffer[len] = '\0';
/* If the file is empty or contains only whitespace, buildargv would
return a single empty argument. In this context we want no arguments,
instead. */
if (only_whitespace (buffer))
{
file_argv = (char **) xmalloc (sizeof (char *));
file_argv[0] = NULL;
}
else
/* Parse the string. */
file_argv = buildargv (buffer);
/* If *ARGVP is not already dynamically allocated, copy it. */
if (!argv_dynamic)
*argvp = dupargv (*argvp);
/* Count the number of arguments. */
file_argc = 0;
while (file_argv[file_argc])
++file_argc;
/* Now, insert FILE_ARGV into ARGV. The "+1" below handles the
NULL terminator at the end of ARGV. */
*argvp = ((char **)
xrealloc (*argvp,
(*argcp + file_argc + 1) * sizeof (char *)));
memmove (*argvp + i + file_argc, *argvp + i + 1,
(*argcp - i) * sizeof (char *));
memcpy (*argvp + i, file_argv, file_argc * sizeof (char *));
/* The original option has been replaced by all the new
options. */
*argcp += file_argc - 1;
/* Free up memory allocated to process the response file. We do
not use freeargv because the individual options in FILE_ARGV
are now in the main ARGV. */
free (file_argv);
free (buffer);
/* Rescan all of the arguments just read to support response
files that include other response files. */
--i;
error:
/* We're all done with the file now. */
fclose (f);
}
}