1 files changed, 80 insertions, 0 deletions
diff --git a/src/ethosu_log.h b/src/ethosu_log.h
new file mode 100644
index 0000000..898f5f2
--- /dev/null
+++ b/src/ethosu_log.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2021 Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the License); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ETHOSU_LOG_H
+#define ETHOSU_LOG_H
+
+/******************************************************************************
+ * Includes
+ ******************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+
+/******************************************************************************
+ * Defines
+ ******************************************************************************/
+
+// Log severity levels
+#define ETHOSU_LOG_ERR 0
+#define ETHOSU_LOG_WARN 1
+#define ETHOSU_LOG_INFO 2
+#define ETHOSU_LOG_DEBUG 3
+
+// Define default log severity
+#ifndef ETHOSU_LOG_SEVERITY
+#define ETHOSU_LOG_SEVERITY ETHOSU_LOG_WARN
+#endif
+
+// Log formatting
+
+#define LOG(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_ERR
+#define LOG_ERR_N(f, ...) fprintf(stderr, f, ##__VA_ARGS__)
+#define LOG_ERR(f, ...) LOG_ERR_N("E: " f " (%s:%d)", ##__VA_ARGS__, strrchr("/" __FILE__, '/') + 1, __LINE__)
+#else
+#define LOG_ERR(f, ...)
+#define LOG_ERR_N(f, ...)
+#endif
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_WARN
+#define LOG_WARN_N(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+#define LOG_WARN(f, ...) LOG_WARN_N("W: " f, ##__VA_ARGS__)
+#else
+#define LOG_WARN(f, ...)
+#define LOG_WARN_N(f, ...)
+#endif
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_INFO
+#define LOG_INFO_N(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+#define LOG_INFO(f, ...) LOG_INFO_N("I: " f, ##__VA_ARGS__)
+#else
+#define LOG_INFO(f, ...)
+#define LOG_INFO_N(f, ...)
+#endif
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_DEBUG
+#define LOG_DEBUG_N(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+#define LOG_DEBUG(f, ...) LOG_DEBUG_N("D: %s(): " f, __FUNCTION__, ##__VA_ARGS__)
+#else
+#define LOG_DEBUG(f, ...)
+#define LOG_DEBUG_N(f, ...)
+#endif
+
+#endif
+\ No newline at end of file