--- /dev/null
+#ifndef CTF_FS_PRINT_H
+#define CTF_FS_PRINT_H
+
+/*
+ * Define PRINT_PREFIX and PRINT_ERR_STREAM, then include this file.
+ *
+ * Copyright (c) 2016 Philippe Proulx <pproulx@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <stdio.h>
+
+#define PERR(fmt, ...) \
+ do { \
+ if (PRINT_ERR_STREAM) { \
+ fprintf(PRINT_ERR_STREAM, \
+ "Error: " PRINT_PREFIX ": " fmt, \
+ ##__VA_ARGS__); \
+ } \
+ } while (0)
+
+#define PWARN(fmt, ...) \
+ do { \
+ if (PRINT_ERR_STREAM) { \
+ fprintf(PRINT_ERR_STREAM, \
+ "Warning: " PRINT_PREFIX ": " fmt, \
+ ##__VA_ARGS__); \
+ } \
+ } while (0)
+
+#define PDBG(fmt, ...) \
+ do { \
+ if (ctf_fs_debug) { \
+ fprintf(stderr, \
+ "Debug: " PRINT_PREFIX ": " fmt, \
+ ##__VA_ARGS__); \
+ } \
+ } while (0)
+
+#endif /* CTF_FS_PRINT_H */