util/log: setup wayland log handler
-#define _POSIX_C_SOURCE 199506L
+#define _XOPEN_SOURCE 700 // for snprintf
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
+#include <wayland-server.h>
#include <wlr/util/log.h>
static bool colored = true;
@@ -49,6 +50,15 @@ static void log_stderr(enum wlr_log_importance verbosity, const char *fmt,
static wlr_log_func_t log_callback = log_stderr;
+static void log_wl(const char *fmt, va_list args) {
+ static char wlr_fmt[1024];
+ int n = snprintf(wlr_fmt, sizeof(wlr_fmt), "[wayland] %s", fmt);
+ if (n > 0 && wlr_fmt[n - 1] == '\n') {
+ wlr_fmt[n - 1] = '\0';
+ }
+ _wlr_vlog(WLR_INFO, wlr_fmt, args);
+}
+
void wlr_log_init(enum wlr_log_importance verbosity, wlr_log_func_t callback) {
if (verbosity < WLR_LOG_IMPORTANCE_LAST) {
log_importance = verbosity;
@@ -56,6 +66,8 @@ void wlr_log_init(enum wlr_log_importance verbosity, wlr_log_func_t callback) {
if (callback) {
log_callback = callback;
}
+
+ wl_log_set_handler_server(log_wl);
}
void _wlr_vlog(enum wlr_log_importance verbosity, const char *fmt, va_list args) {
