kconfig: Allow frontends to display messages themselves
Signed-off-by: Michal Marek <mmarek@suse.cz>
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index dc11d51..c07060a 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -19,6 +19,9 @@
static void conf_warning(const char *fmt, ...)
__attribute__ ((format (printf, 1, 2)));
+static void conf_message(const char *fmt, ...)
+ __attribute__ ((format (printf, 1, 2)));
+
static const char *conf_filename;
static int conf_lineno, conf_warnings, conf_unsaved;
@@ -35,6 +38,29 @@
conf_warnings++;
}
+static void conf_default_message_callback(const char *fmt, va_list ap)
+{
+ printf("#\n# ");
+ vprintf(fmt, ap);
+ printf("\n#\n");
+}
+
+static void (*conf_message_callback) (const char *fmt, va_list ap) =
+ conf_default_message_callback;
+void conf_set_message_callback(void (*fn) (const char *fmt, va_list ap))
+{
+ conf_message_callback = fn;
+}
+
+static void conf_message(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ if (conf_message_callback)
+ conf_message_callback(fmt, ap);
+}
+
const char *conf_get_configname(void)
{
char *name = getenv("KCONFIG_CONFIG");
@@ -184,9 +210,8 @@
name = conf_expand_value(prop->expr->left.sym->name);
in = zconf_fopen(name);
if (in) {
- printf(_("#\n"
- "# using defaults found in %s\n"
- "#\n"), name);
+ conf_message(_("using defaults found in %s"),
+ name);
goto load;
}
}
@@ -651,9 +676,7 @@
return 1;
}
- printf(_("#\n"
- "# configuration written to %s\n"
- "#\n"), newname);
+ conf_message(_("configuration written to %s"), newname);
sym_set_change_count(0);