misc + change license + changed behaviour of libhaiku_perror

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 47 insertions, 0 deletions

diff --git a/libhaiku.h b/libhaiku.h
new file mode 100644
index 0000000..b00523f
--- /dev/null
+++ b/libhaiku.h
@@ -0,0 +1,47 @@
+/* See LICENSE file for copyright and license details. */
+#ifndef LIBHAIKU_H
+#define LIBHAIKU_H
+
+#include <errno.h>
+
+/**
+ * Get a random generic poetic error message
+ * 
+ * @return  A random generic poetic error message
+ */
+const char *libhaiku_generic(void);
+
+/**
+ * Get a poetic error message
+ * 
+ * @param   errnum    `errno` value that the error message shall be selected for
+ * @param   genericp  Unless `NULL`, will be set to 1 if the function didn't have
+ *                    any haikus specific the the specified error, and had to
+ *                    return a generic haiku, and to 0 otherwise
+ * @return            A poetic error message
+ */
+const char *libhaiku_strerror(int, int *);
+
+/**
+ * Print a poetic error message
+ * 
+ * @param  prefix  Unless `NULL` or empty, each line will be prefixed
+ *                 by the specified string followed by a colon and a space
+ * @param  errnum  `errno` value that the error message shall be selected for;
+ *                 if negative, a generic error message is printed
+ */
+void libhaiku_perror2(const char *, int);
+
+/**
+ * Print a poetic error message
+ * 
+ * @param  prefix  Unless `NULL` or empty, each line will be prefixed
+ *                 by the specified string followed by a colon and a space
+ */
+inline void
+libhaiku_perror(const char *_libhaiku_prefix)
+{
+	libhaiku_perror2(_libhaiku_prefix, errno);
+}
+
+#endif