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tools: add --exists and --atleast-version option to gst-inspect

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For checking if an element exists with a given minimum version.
Will use that in our new GST_ELEMENT_CHECK m4 macro.

https://bugzilla.gnome.org/show_bug.cgi?id=682968
This commit is contained in:
Tim-Philipp Müller 2012-09-01 17:47:58 +01:00
parent 5d062480df
commit 48541a0b59
1 changed files with 51 additions and 3 deletions
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54
tools/gst-inspect.c
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@ -1505,6 +1505,11 @@ main (int argc, char *argv[])
gboolean plugin_name = FALSE;
gboolean print_aii = FALSE;
gboolean uri_handlers = FALSE;
gboolean check_exists = FALSE;
gchar *min_version = NULL;
guint minver_maj = GST_VERSION_MAJOR;
guint minver_min = GST_VERSION_MINOR;
guint minver_micro = 0;
#ifndef GST_DISABLE_OPTION_PARSING
GOptionEntry options[] = {
{"print-all", 'a', 0, G_OPTION_ARG_NONE, &print_all,
@ -1518,6 +1523,12 @@ main (int argc, char *argv[])
"installation mechanisms"), NULL},
{"plugin", '\0', 0, G_OPTION_ARG_NONE, &plugin_name,
N_("List the plugin contents"), NULL},
{"exists", '\0', 0, G_OPTION_ARG_NONE, &check_exists,
N_("Check if the specified element or plugin exists"), NULL},
{"atleast-version", '\0', 0, G_OPTION_ARG_STRING, &min_version,
N_
("When checking if an element or plugin exists, also check that its "
"version is at least the version specified"), NULL},
{"uri-handlers", 'u', 0, G_OPTION_ARG_NONE, &uri_handlers,
N_
("Print supported URI schemes, with the elements that implement them"),
@ -1543,7 +1554,7 @@ main (int argc, char *argv[])
g_option_context_add_group (ctx, gst_init_get_option_group ());
if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
g_printerr ("Error initializing: %s\n", err->message);
exit (1);
return -1;
}
g_option_context_free (ctx);
#else
@ -1554,12 +1565,49 @@ main (int argc, char *argv[])
if (print_all && argc > 1) {
g_printerr ("-a requires no extra arguments\n");
return 1;
return -1;
}
if (uri_handlers && argc > 1) {
g_printerr ("-u requires no extra arguments\n");
exit (1);
return -1;
}
/* --atleast-version implies --exists */
if (min_version != NULL) {
if (sscanf (min_version, "%u.%u.%u", &minver_maj, &minver_min,
&minver_micro) < 2) {
g_printerr ("Can't parse version '%s' passed to --atleast-version\n",
min_version);
return -1;
}
check_exists = TRUE;
}
if (check_exists) {
int exit_code;
if (argc == 1) {
g_printerr ("--exists requires an extra command line argument\n");
exit_code = -1;
} else {
if (!plugin_name) {
GstPluginFeature *feature;
feature = gst_registry_lookup_feature (gst_registry_get (), argv[1]);
if (feature != NULL && gst_plugin_feature_check_version (feature,
minver_maj, minver_min, minver_micro)) {
exit_code = 0;
} else {
exit_code = 1;
}
} else {
/* FIXME: support checking for plugins too */
g_printerr ("Checking for plugins is not supported yet\n");
exit_code = -1;
}
}
return exit_code;
}
/* if no arguments, print out list of elements */