From caebbded67195d7f234e620cadc25ec276f4abcc Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Thu, 6 Aug 2015 00:16:17 +0200
Subject: [PATCH] command: define-section with empty contents removes a section

---
 DOCS/man/input.rst | 2 ++
 input/input.c      | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/DOCS/man/input.rst b/DOCS/man/input.rst
index 9ad3122d3d..58413d54e3 100644
--- a/DOCS/man/input.rst
+++ b/DOCS/man/input.rst
@@ -521,6 +521,8 @@ Input Commands that are Possibly Subject to Change
     ``input.conf`` file (except that using the section syntax in it is not
     allowed), including the need to separate bindings with a newline character.
 
+    If the ``contents`` parameter is an empty string, the section is removed.
+
     The section with the name ``default`` is the normal input section.
 
     In general, input sections have to be enabled with the ``enable-section``
diff --git a/input/input.c b/input/input.c
index 9b93a6ed51..c22ece8203 100644
--- a/input/input.c
+++ b/input/input.c
@@ -1016,7 +1016,7 @@ void mp_input_define_section(struct input_ctx *ictx, char *name, char *location,
     // Delete:
     struct cmd_bind_section *bs = get_bind_section(ictx, bstr0(name));
     remove_binds(bs, builtin);
-    if (contents) {
+    if (contents && contents[0]) {
         // Redefine:
         parse_config(ictx, builtin, bstr0(contents), location, name);
     } else {