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test-tool: Implement -V / --version option.

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This commit is contained in:
Richard W.M. Jones
2012-05-05 14:55:03 +01:00
parent 3ea36903f2
commit dd23234f73
2 changed files with 34 additions and 18 deletions
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6
test-tool/libguestfs-test-tool.pod
View File

@@ -58,6 +58,12 @@ directory to try it.
Set the launch timeout to C<N> seconds. The default is 600 seconds
(10 minutes) which does not usually need to be adjusted.
=item B<-V>
=item B<--version>
Display the libguestfs version number and exit.
=back
=head1 TRYING OUT A DIFFERENT VERSION OF QEMU

46
test-tool/test-tool.c
View File

@@ -74,6 +74,8 @@ usage (void)
" --qemu qemu Specify QEMU binary\n"
" --timeout n\n"
" -t n Set launch timeout (default: %d seconds)\n"
" --version\n"
" -V Display libguestfs version and exit\n"
),
DEFAULT_TIMEOUT);
}
@@ -87,12 +89,13 @@ main (int argc, char *argv[])
bindtextdomain (PACKAGE, LOCALEBASEDIR);
textdomain (PACKAGE);
static const char *options = "t:?";
static const char *options = "t:V?";
static const struct option long_options[] = {
{ "help", 0, 0, '?' },
{ "qemu", 1, 0, 0 },
{ "qemudir", 1, 0, 0 },
{ "timeout", 1, 0, 't' },
{ "version", 0, 0, 'V' },
{ 0, 0, 0, 0 }
};
int c;
@@ -101,6 +104,20 @@ main (int argc, char *argv[])
struct guestfs_version *vers;
char *p;
/* Create the handle. */
g = guestfs_create ();
if (g == NULL) {
fprintf (stderr,
_("libguestfs-test-tool: failed to create libguestfs handle\n"));
exit (EXIT_FAILURE);
}
guestfs_set_verbose (g, 1);
vers = guestfs_version (g);
if (vers == NULL) {
fprintf (stderr, _("libguestfs-test-tool: guestfs_version failed\n"));
exit (EXIT_FAILURE);
}
for (;;) {
c = getopt_long (argc, argv, options, long_options, &option_index);
if (c == -1) break;
@@ -128,6 +145,13 @@ main (int argc, char *argv[])
}
break;
case 'V':
printf ("%s %"PRIi64".%"PRIi64".%"PRIi64"%s\n",
"libguestfs-test-tool",
vers->major, vers->minor, vers->release, vers->extra);
guestfs_set_verbose (g, 0);
exit (EXIT_SUCCESS);
case '?':
usage ();
exit (EXIT_SUCCESS);
@@ -144,9 +168,6 @@ main (int argc, char *argv[])
printf ("===== Test starts here =====\n");
/* Must set LIBGUESTFS_DEBUG=1 */
setenv ("LIBGUESTFS_DEBUG", "1", 1);
/* Print out any environment variables which may relate to this test. */
for (i = 0; environ[i] != NULL; ++i)
if (STREQLEN (environ[i], "LIBGUESTFS_", 11))
@@ -156,13 +177,7 @@ main (int argc, char *argv[])
printf ("%s\n", environ[i]);
printf ("TMPDIR=%s\n", getenv ("TMPDIR") ? : "(not set)");
/* Create the handle and configure it. */
g = guestfs_create ();
if (g == NULL) {
fprintf (stderr,
_("libguestfs-test-tool: failed to create libguestfs handle\n"));
exit (EXIT_FAILURE);
}
/* Configure the handle. */
if (guestfs_add_drive_opts (g, tmpf,
GUESTFS_ADD_DRIVE_OPTS_FORMAT, "raw",
-1) == -1) {
@@ -173,11 +188,6 @@ main (int argc, char *argv[])
}
/* Print any version info etc. */
vers = guestfs_version (g);
if (vers == NULL) {
fprintf (stderr, _("libguestfs-test-tool: guestfs_version failed\n"));
exit (EXIT_FAILURE);
}
printf ("library version: %"PRIi64".%"PRIi64".%"PRIi64"%s\n",
vers->major, vers->minor, vers->release, vers->extra);
guestfs_free_version (vers);
@@ -287,7 +297,7 @@ set_qemu (const char *path, int use_wrapper)
exit (EXIT_FAILURE);
}
setenv ("LIBGUESTFS_QEMU", path, 1);
guestfs_set_qemu (g, path);
return;
}
@@ -328,7 +338,7 @@ set_qemu (const char *path, int use_wrapper)
fclose (fp);
setenv ("LIBGUESTFS_QEMU", qemuwrapper, 1);
guestfs_set_qemu (g, qemuwrapper);
atexit (cleanup_wrapper);
}