patch 8.1.0929: no error when requesting ConPTY but it's not available
Problem: No error when requesting ConPTY but it's not available.
Solution: Add an error message. (Hirohito Higashi, closes #3967)
diff --git a/runtime/doc/terminal.txt b/runtime/doc/terminal.txt
index 4b009d3..42fe2c9 100644
--- a/runtime/doc/terminal.txt
+++ b/runtime/doc/terminal.txt
@@ -413,13 +413,13 @@
to point to the right file, if needed. If you have both the 32-bit and 64-bit
version, rename to winpty32.dll and winpty64.dll to match the way Vim was
build.
- *ConPTY*
+ *ConPTY* *E982*
On more recent versions of MS-Windows 10 (beginning with the "October 2018
Update"), winpty is no longer required. On those versions, |:terminal| will use
Windows' built-in support for hosting terminal applications, "ConPTY". When
ConPTY is in use, there may be rendering artifacts regarding ambiguous-width
-characters. If you encounter any such issues, set 'termwintype' to "winpty"
-(which you then must have instlled).
+characters. If you encounter any such issues, install "winpty". Until the
+ConPTY problems have been fixed "winpty" will be preferred.
Environment variables are used to pass information to the running job:
VIM_SERVERNAME v:servername