doc: s/c++dialect/c++-standard/

this is a follow-up change of 60bc860
also adds a newline at the end of file, both editors and GitHub are
in favor of this.

Signed-off-by: Kefu Chai <[email protected]>
Message-Id: <[email protected]>

Author: tchaikov

README.md

@@ -140,12 +140,12 @@ There are also instructions for building on any host that supports [Docker](doc/
 
 Use of the [DPDK](http://dpdk.org) is [optional](doc/building-dpdk.md).
 
-#### Seastar's C++ dialect: C++17 or C++20
+#### Seastar's C++ standard: C++17 or C++20
 
 Seastar supports both C++17, and C++20. The build defaults to the latest
-dialect supported by your compiler, but can be explicitly selected with
-the `--c++-dialect` configure option, e.g., `--c++-dialect=gnu++17`,
-or if using CMake directly, by setting on the `Seastar_CXX_DIALECT` CMake
+standard supported by your compiler, but can be explicitly selected with
+the `--c++-standard` configure option, e.g., `--c++-standard=17`,
+or if using CMake directly, by setting on the `CMAKE_CXX_STANDARD` CMake
 variable.
 
 See the [compatibity statement](doc/compatibility.md) for more information.

doc/compatibility.md

@@ -10,8 +10,8 @@ Link compatibility is not maintained - you cannot link an
 application built with one version of Seastar with another
 version of Seastar.
 
-Language dialects
-=================
+Language standards
+==================
 
 Seastar will support the last two standards approved by the
 ISO C++ committee. For example, after C++20 is released,
@@ -141,4 +141,4 @@ If API_LEVEL is 1:
 
 After a transition period:
  - everthing in `api_v1` is dropped
- - `api_v2` is removed, and its contents is placed in the parent namespace
+ - `api_v2` is removed, and its contents is placed in the parent namespace