static void
gnome_help_check_dir (const char *name,
const char *description,
const char *scrollkeeper_config_arg)
{
const char *dir;
char *result;
dir = jb_variable_get_string(name);
if (strcmp(dir, "autodetect"))
return;
jb_require_program("scrollkeeper-config");
jb_message_checking("for the %s", description);
if (jb_exec_expand(&result, NULL, "$scrollkeeper-config $arg",
"arg", scrollkeeper_config_arg,
NULL))
{
jb_message_result_string(result);
jb_variable_set_string(name, result);
}
else
{
jb_message_result_string("not found");
jb_error("unable to autodetect the %s", description);
}
g_free(result);
}
/* the program must have been registered with jb_register_program() */
gboolean
jb_check_program (const char *name)
{
static GHashTable *checked_programs = NULL;
JBVariable *variable;
const char *program;
gboolean result = FALSE;
g_return_val_if_fail(name != NULL, FALSE);
/* do not check for the same program twice */
if (checked_programs != NULL)
{
gpointer checked_result;
if (g_hash_table_lookup_extended(checked_programs, name, NULL, &checked_result))
return GPOINTER_TO_INT(checked_result);
}
else
checked_programs = g_hash_table_new(g_str_hash, g_str_equal);
jb_message_checking("for %s", name);
variable = jb_variable_get_variable_or_error(name);
program = g_value_get_string(&variable->value);
if (variable->user_set)
{
char *absolute_program;
absolute_program = g_find_program_in_path(program);
if (absolute_program != NULL)
{
jb_message_result_string(absolute_program);
g_value_take_string(&variable->value, absolute_program);
result = TRUE;
}
else
{
jb_message_result_string_format("not found (\"%s\" was specified but was not found, is a directory or is not executable)", program);
g_value_set_string(&variable->value, NULL);
}
}
else
{
if (program != NULL)
{
jb_message_result_string(program);
result = TRUE;
}
else
jb_message_result_string("not found");
}
g_hash_table_insert(checked_programs, g_strdup(name), GINT_TO_POINTER(result));
return result;
}
void
jb_check_host_system (void)
{
char *output;
gboolean status = FALSE;
if (jb_variable_get_variable("host-cpu") != NULL)
return; /* already checked */
jb_message_checking("the host system type");
if (jb_exec(&output, NULL, "jbsrc/tools/config.sub `jbsrc/tools/config.guess`"))
{
char **fields;
int len;
fields = g_strsplit(output, "-", 0);
len = g_strv_length(fields);
if (len == 3)
{
jb_variable_set_string("host-cpu", fields[0]);
jb_variable_set_string("host-manufacturer", fields[1]);
jb_variable_set_string("host-kernel", NULL);
jb_variable_set_string("host-os", fields[2]);
status = TRUE;
}
else if (len == 4)
{
jb_variable_set_string("host-cpu", fields[0]);
jb_variable_set_string("host-manufacturer", fields[1]);
jb_variable_set_string("host-kernel", fields[2]);
jb_variable_set_string("host-os", fields[3]);
status = TRUE;
}
g_strfreev(fields);
}
if (status)
jb_message_result_string(output);
else
jb_message_result_string("unknown");
g_free(output);
if (! status)
jb_error("unable to determine host system type");
}
void
jb_message_result_bool (gboolean result)
{
g_return_if_fail(printing_action);
jb_message_result_string(result ? "yes" : "no");
}
gboolean
jb_evolution_plugin_check (const char *minversion)
{
char *packages;
gboolean result;
if (! minversion)
minversion = "2.12";
packages = g_strdup_printf("evolution-plugin-3.0 >= %s evolution-shell-3.0 libemail-engine", minversion);
result = jb_check_packages("Evolution", "evolution-plugin", packages);
g_free(packages);
if (! result)
return FALSE;
if (! strcmp(jb_variable_get_string("evolution-plugin-dir"), "autodetect"))
{
char *plugindir;
jb_message_checking("for the Evolution plugin directory");
plugindir = jb_get_package_variable("evolution-plugin-3.0", "plugindir");
jb_message_result_string(plugindir ? plugindir : "not found");
if (! plugindir)
return FALSE;
jb_variable_set_string("evolution-plugin-dir", plugindir);
g_free(plugindir);
}
return jb_check_packages("Evolution", "camel", "camel-1.2");
}
void
jb_message_result_string_format (const char *format, ...)
{
va_list args;
char *message;
g_return_if_fail(format != NULL);
g_return_if_fail(printing_action);
va_start(args, format);
message = g_strdup_vprintf(format, args);
va_end(args);
jb_message_result_string(message);
g_free(message);
}
