diff --git a/log.c b/log.c
index 3364e69..f5a20d0 100644
--- a/log.c
+++ b/log.c
@@ -63,3 +63,13 @@ void log_errno(enum log_class log_class, const char *module,
     _log(log_class, module, file, lineno, fmt, errno, ap);
     va_end(ap);
 }
+
+void log_errno_provided(enum log_class log_class, const char *module,
+                        const char *file, int lineno, int _errno,
+                        const char *fmt, ...)
+{
+    va_list ap;
+    va_start(ap, fmt);
+    _log(log_class, module, file, lineno, fmt, _errno, ap);
+    va_end(ap);
+}
diff --git a/log.h b/log.h
index 9e6cd95..ba32d03 100644
--- a/log.h
+++ b/log.h
@@ -10,10 +10,18 @@ void log_errno(enum log_class log_class, const char *module,
                const char *file, int lineno,
                const char *fmt, ...) __attribute__((format (printf, 5, 6)));
 
+void log_errno_provided(
+    enum log_class log_class, const char *module,
+    const char *file, int lineno, int _errno,
+    const char *fmt, ...) __attribute__((format (printf, 6, 7)));
+
 #define LOG_ERR(fmt, ...)  \
     log_msg(LOG_CLASS_ERROR, LOG_MODULE, __FILE__, __LINE__, fmt, ## __VA_ARGS__)
 #define LOG_ERRNO(fmt, ...) \
     log_errno(LOG_CLASS_ERROR, LOG_MODULE, __FILE__, __LINE__, fmt, ## __VA_ARGS__)
+#define LOG_ERRNO_P(fmt, _errno, ...)                                   \
+    log_errno_provided(LOG_CLASS_ERROR, LOG_MODULE, __FILE__, __LINE__, \
+                       _errno, fmt, ## __VA_ARGS__)
 #define LOG_WARN(fmt, ...)  \
     log_msg(LOG_CLASS_WARNING, LOG_MODULE, __FILE__, __LINE__, fmt, ## __VA_ARGS__)
 #define LOG_INFO(fmt, ...)  \