New errno.h standard header

Use standard errno codes. This change also adds strerror to string.h.

1 files changed, 32 insertions, 0 deletions

diff --git a/include/errno.h b/include/errno.h
new file mode 100644
index 0000000..63dd331
--- /dev/null
+++ b/include/errno.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2018 Richard Braun.
+ *
+ * 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/>.
+ */
+
+#ifndef ERRNO_H
+#define ERRNO_H
+
+#define ENOMEM              1
+#define EAGAIN              2
+#define EINVAL              3
+#define EBUSY               4
+#define EFAULT              5
+#define ENODEV              6
+#define EEXIST              7
+#define EIO                 8
+#define ESRCH               9
+#define ETIMEDOUT           10
+
+#endif /* ERRNO_H */