[readline] Add init_editstring() wrapper function

Standardise on using init_editstring() to initialise an embedded
editable string, to match the coding style used by other embedded
objects.

Signed-off-by: Michael Brown <mcb30@ipxe.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/src/include/ipxe/editstring.h b/src/include/ipxe/editstring.h
index 5c1a18bea..26cb434cf 100644
--- a/src/include/ipxe/editstring.h
+++ b/src/include/ipxe/editstring.h
@@ -28,6 +28,19 @@ struct edit_string {
 	unsigned int mod_end;
 };
 
+/**
+ * Initialise editable string
+ *
+ * @v string		Editable string
+ * @v buf		Buffer for string
+ * @v len		Length of buffer
+ */
+static inline void init_editstring ( struct edit_string *string, char *buf,
+				     size_t len ) {
+	string->buf = buf;
+	string->len = len;
+}
+
 extern int edit_string ( struct edit_string *string, int key ) __nonnull;
 
 #endif /* _IPXE_EDITSTRING_H */