[Bf-blender-cvs] [1e1b9eef1b1] master: GHOST/Wayland: skip redundant strlen() sending the clipboard

[Campbell Barton]

Commit: 1e1b9eef1b1a424a1e9c0e53cf7a19db053b1f0c
Author: Campbell Barton
Date:   Thu Oct 20 13:56:40 2022 +1100
Branches: master
https://developer.blender.org/rB1e1b9eef1b1a424a1e9c0e53cf7a19db053b1f0c

GHOST/Wayland: skip redundant strlen() sending the clipboard

===================================================================

M	intern/ghost/intern/GHOST_SystemWayland.cpp

===================================================================

diff --git a/intern/ghost/intern/GHOST_SystemWayland.cpp b/intern/ghost/intern/GHOST_SystemWayland.cpp
index a307dabb690..b8b9fda8f74 100644
--- a/intern/ghost/intern/GHOST_SystemWayland.cpp
+++ b/intern/ghost/intern/GHOST_SystemWayland.cpp
@@ -293,6 +293,7 @@ struct GWL_DataOffer {
 struct GWL_DataSource {
   struct wl_data_source *wl_data_source = nullptr;
   char *buffer_out = nullptr;
+  size_t buffer_out_len = 0;
 };
 
 /**
@@ -1273,7 +1274,7 @@ static void data_source_handle_send(void *data,
   CLOG_INFO(LOG, 2, "send");
 
   const char *const buffer = seat->data_source->buffer_out;
-  if (write(fd, buffer, strlen(buffer)) < 0) {
+  if (write(fd, buffer, seat->data_source->buffer_out_len) < 0) {
     GHOST_PRINT("error writing to clipboard: " << std::strerror(errno) << std::endl);
   }
   close(fd);
@@ -3584,9 +3585,9 @@ void GHOST_SystemWayland::putClipboard(const char *buffer, bool /*selection*/) c
 
   /* Copy buffer. */
   free(data_source->buffer_out);
-  const size_t buffer_size = strlen(buffer) + 1;
-  data_source->buffer_out = static_cast<char *>(malloc(buffer_size));
-  std::memcpy(data_source->buffer_out, buffer, buffer_size);
+  data_source->buffer_out_len = strlen(buffer);
+  data_source->buffer_out = static_cast<char *>(malloc(data_source->buffer_out_len));
+  std::memcpy(data_source->buffer_out, buffer, data_source->buffer_out_len);
 
   data_source->wl_data_source = wl_data_device_manager_create_data_source(
       display_->data_device_manager);