Build fix: specialization of template in different namespace

[lttng-tools.git] / src / bin / lttng-sessiond / ust-app.hpp

diff --git a/src/bin/lttng-sessiond/ust-app.hpp b/src/bin/lttng-sessiond/ust-app.hpp
index 34376a63df9ded3af5ca1ef0bd26b20a319cb639..0db462e7d7fe22d8eb8194c1418e2ca7ab8541e4 100644 (file)
--- a/src/bin/lttng-sessiond/ust-app.hpp
+++ b/src/bin/lttng-sessiond/ust-app.hpp
@@ -326,19 +326,20 @@ struct ust_app {
        struct lttng_ht *token_to_event_notifier_rule_ht;
 };
 
+namespace fmt {
 template <>
-struct fmt::formatter<ust_app> : fmt::formatter<std::string> {
+struct formatter<ust_app> : formatter<std::string> {
        template <typename FormatCtx>
        typename FormatCtx::iterator format(const ust_app& app, FormatCtx& ctx)
        {
-               return fmt::format_to(ctx.out(),
+               return format_to(ctx.out(),
                                "{{ procname = `{}`, ppid = {}, pid = {}, uid = {}, gid = {}, version = {}.{}, registration time = {} }}",
                                app.name, app.ppid, app.pid, app.uid, app.gid, app.v_major,
                                app.v_minor,
                                lttng::utils::time_to_iso8601_str(app.registration_time));
        }
 };
-
+} /* namespace fmt */
 
 #ifdef HAVE_LIBLTTNG_UST_CTL