From 4d68daedc91b04a1185b2a8c431e9446a24075cd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Camilla=20L=C3=B6wy?= <elmindreda@elmindreda.org>
Date: Thu, 24 Mar 2022 20:34:04 +0100
Subject: [PATCH] Wayland: Clean up clipboard writing

(cherry picked from commit 34418951ccc3eeb3380cd3c93b5d4cf357151cbe)
---
 src/wl_window.c | 27 ++++++++++++++-------------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/src/wl_window.c b/src/wl_window.c
index 690e69e2..3ac00fbd 100644
--- a/src/wl_window.c
+++ b/src/wl_window.c
@@ -1725,10 +1725,6 @@ static void dataSourceHandleSend(void* userData,
                                  const char* mimeType,
                                  int fd)
 {
-    char* string = _glfw.wl.clipboardString;
-    size_t len = strlen(string);
-    int ret;
-
     if (_glfw.wl.selectionSource != source)
     {
         _glfwInputError(GLFW_PLATFORM_ERROR,
@@ -1737,6 +1733,7 @@ static void dataSourceHandleSend(void* userData,
         return;
     }
 
+    char* string = _glfw.wl.clipboardString;
     if (!string)
     {
         _glfwInputError(GLFW_PLATFORM_ERROR,
@@ -1753,22 +1750,26 @@ static void dataSourceHandleSend(void* userData,
         return;
     }
 
-    while (len > 0)
+    size_t length = strlen(string);
+
+    while (length > 0)
     {
-        ret = write(fd, string, len);
-        if (ret == -1 && errno == EINTR)
-            continue;
-        if (ret == -1)
+        const ssize_t result = write(fd, string, length);
+        if (result == -1)
         {
+            if (errno == EINTR)
+                continue;
+
             _glfwInputError(GLFW_PLATFORM_ERROR,
                             "Wayland: Error while writing the clipboard: %s",
                             strerror(errno));
-            close(fd);
-            return;
+            break;
         }
-        len -= ret;
-        string += ret;
+
+        length -= result;
+        string += result;
     }
+
     close(fd);
 }