From bd4b49c5e118fd306cfa64db3ddd82f6a609c2b3 Mon Sep 17 00:00:00 2001
From: Alex Kotov <kotovalexarian@gmail.com>
Date: Wed, 7 Sep 2022 17:59:07 +0400
Subject: [PATCH] Move func "constraints_border_width" to Rust

---
 src/constraints.c |  9 ---------
 src/lib.rs        | 11 +++++++++--
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/src/constraints.c b/src/constraints.c
index 1825f12..cdc312d 100644
--- a/src/constraints.c
+++ b/src/constraints.c
@@ -1,7 +1,5 @@
 #include "constraints.h"
 
-#define MIN_BORDER_WIDTH 0
-#define MAX_BORDER_WIDTH 10000
 #define MIN_DEFAULT_CLIENTS_IN_MASTER 1
 #define MAX_DEFAULT_CLIENTS_IN_MASTER 10000
 #define MIN_DEFAULT_MASTER_AREA_FACTOR 0.05
@@ -15,13 +13,6 @@
 #define MIN_SNAP_DISTANCE 1
 #define MAX_SNAP_DISTANCE 10000
 
-int constraints_border_width(const int border_width)
-{
-	if (border_width < MIN_BORDER_WIDTH) return MIN_BORDER_WIDTH;
-	if (border_width > MAX_BORDER_WIDTH) return MAX_BORDER_WIDTH;
-	return border_width;
-}
-
 int constraints_default_clients_in_master(const int default_clients_in_master)
 {
 	if (default_clients_in_master < MIN_DEFAULT_CLIENTS_IN_MASTER) return MIN_DEFAULT_CLIENTS_IN_MASTER;
diff --git a/src/lib.rs b/src/lib.rs
index b18c736..9dc5ba6 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,11 @@
+use std::os::raw::*;
+
+const MIN_BORDER_WIDTH: c_int = 0;
+const MAX_BORDER_WIDTH: c_int = 10000;
+
 #[no_mangle]
-pub extern "C" fn foo() -> u32 {
-	123
+pub extern "C" fn constraints_border_width(border_width: c_int) -> c_int {
+	if border_width < MIN_BORDER_WIDTH { return MIN_BORDER_WIDTH }
+	if border_width > MAX_BORDER_WIDTH { return MAX_BORDER_WIDTH }
+	border_width
 }