1 files changed, 29 insertions, 0 deletions
diff --git a/src/libhaiku.h b/src/libhaiku.h
new file mode 100644
index 0000000..f83c992
--- /dev/null
+++ b/src/libhaiku.h
@@ -0,0 +1,29 @@
+/**
+ * Copyright © 2016  Mattias Andrée <maandree@member.fsf.org>
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+
+/**
+ * Whenever possible, print am error message in haiku.
+ * 
+ * Nothing is printed if `errno` is 0.
+ * 
+ * @param  s  The argument to pass to `perror` in case we call back to it.
+ *            `NULL` if you never what `perror` to be used.
+ */
+void haiku(const char *s);
+