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-rw-r--r--CMakeLists.txt17
-rw-r--r--Source/Checks/cm_cxx14_check.cmake36
-rw-r--r--Source/Checks/cm_cxx14_check.cpp (renamed from Source/Checks/cm_cxx14_cstdio.cpp)0
-rw-r--r--Source/Checks/cm_cxx14_cstdio.cmake33
-rw-r--r--Source/Checks/cm_cxx17_check.cmake36
-rw-r--r--Source/Checks/cm_cxx17_check.cpp7
-rw-r--r--Source/cmGlobalNinjaGenerator.cxx3
7 files changed, 93 insertions, 39 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index ebeca22..e4d2a9a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,11 +64,20 @@ if(NOT DEFINED CMAKE_CXX_STANDARD AND NOT CMake_NO_CXX_STANDARD)
if (CMAKE_CXX_COMPILER_ID STREQUAL SunPro AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.14)
set(CMAKE_CXX_STANDARD 98)
else()
- include(${CMake_SOURCE_DIR}/Source/Checks/cm_cxx14_cstdio.cmake)
- if(NOT CMake_CXX14_CSTDIO_BROKEN)
- set(CMAKE_CXX_STANDARD 14)
+ if(NOT CMAKE_VERSION VERSION_LESS 3.8)
+ include(${CMake_SOURCE_DIR}/Source/Checks/cm_cxx17_check.cmake)
else()
- set(CMAKE_CXX_STANDARD 11)
+ set(CMake_CXX17_BROKEN 1)
+ endif()
+ if(NOT CMake_CXX17_BROKEN)
+ set(CMAKE_CXX_STANDARD 17)
+ else()
+ include(${CMake_SOURCE_DIR}/Source/Checks/cm_cxx14_check.cmake)
+ if(NOT CMake_CXX14_BROKEN)
+ set(CMAKE_CXX_STANDARD 14)
+ else()
+ set(CMAKE_CXX_STANDARD 11)
+ endif()
endif()
endif()
endif()
diff --git a/Source/Checks/cm_cxx14_check.cmake b/Source/Checks/cm_cxx14_check.cmake
new file mode 100644
index 0000000..a78ba35
--- /dev/null
+++ b/Source/Checks/cm_cxx14_check.cmake
@@ -0,0 +1,36 @@
+set(CMake_CXX14_BROKEN 0)
+if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
+ if(NOT CMAKE_CXX14_STANDARD_COMPILE_OPTION)
+ set(CMake_CXX14_WORKS 0)
+ endif()
+ if(NOT DEFINED CMake_CXX14_WORKS)
+ message(STATUS "Checking if compiler supports needed C++14 constructs")
+ try_compile(CMake_CXX14_WORKS
+ ${CMAKE_CURRENT_BINARY_DIR}
+ ${CMAKE_CURRENT_LIST_DIR}/cm_cxx14_check.cpp
+ CMAKE_FLAGS -DCMAKE_CXX_STANDARD=14
+ OUTPUT_VARIABLE OUTPUT
+ )
+ if(CMake_CXX14_WORKS AND "${OUTPUT}" MATCHES "error: no member named.*gets.*in the global namespace")
+ set_property(CACHE CMake_CXX14_WORKS PROPERTY VALUE 0)
+ endif()
+ if(CMake_CXX14_WORKS)
+ message(STATUS "Checking if compiler supports needed C++14 constructs - yes")
+ file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+ "Determining if compiler supports needed C++14 constructs passed with the following output:\n"
+ "${OUTPUT}\n"
+ "\n"
+ )
+ else()
+ message(STATUS "Checking if compiler supports needed C++14 constructs - no")
+ file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+ "Determining if compiler supports needed C++14 constructs failed with the following output:\n"
+ "${OUTPUT}\n"
+ "\n"
+ )
+ endif()
+ endif()
+ if(NOT CMake_CXX14_WORKS)
+ set(CMake_CXX14_BROKEN 1)
+ endif()
+endif()
diff --git a/Source/Checks/cm_cxx14_cstdio.cpp b/Source/Checks/cm_cxx14_check.cpp
index f5806a9..f5806a9 100644
--- a/Source/Checks/cm_cxx14_cstdio.cpp
+++ b/Source/Checks/cm_cxx14_check.cpp
diff --git a/Source/Checks/cm_cxx14_cstdio.cmake b/Source/Checks/cm_cxx14_cstdio.cmake
deleted file mode 100644
index 73f7e2e..0000000
--- a/Source/Checks/cm_cxx14_cstdio.cmake
+++ /dev/null
@@ -1,33 +0,0 @@
-set(CMake_CXX14_CSTDIO_BROKEN 0)
-if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang" AND CMAKE_CXX14_STANDARD_COMPILE_OPTION)
- if(NOT DEFINED CMake_CXX14_CSTDIO_WORKS)
- message(STATUS "Checking if compiler supports C++14 cstdio")
- try_compile(CMake_CXX14_CSTDIO_WORKS
- ${CMAKE_CURRENT_BINARY_DIR}
- ${CMAKE_CURRENT_LIST_DIR}/cm_cxx14_cstdio.cpp
- CMAKE_FLAGS -DCMAKE_CXX_STANDARD=14
- OUTPUT_VARIABLE OUTPUT
- )
- if(CMake_CXX14_CSTDIO_WORKS AND "${OUTPUT}" MATCHES "error: no member named.*gets.*in the global namespace")
- set_property(CACHE CMake_CXX14_CSTDIO_WORKS PROPERTY VALUE 0)
- endif()
- if(CMake_CXX14_CSTDIO_WORKS)
- message(STATUS "Checking if compiler supports C++14 cstdio - yes")
- file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
- "Determining if compiler supports C++14 cstdio passed with the following output:\n"
- "${OUTPUT}\n"
- "\n"
- )
- else()
- message(STATUS "Checking if compiler supports C++14 cstdio - no")
- file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
- "Determining if compiler supports C++14 cstdio failed with the following output:\n"
- "${OUTPUT}\n"
- "\n"
- )
- endif()
- endif()
- if(NOT CMake_CXX14_CSTDIO_WORKS)
- set(CMake_CXX14_CSTDIO_BROKEN 1)
- endif()
-endif()
diff --git a/Source/Checks/cm_cxx17_check.cmake b/Source/Checks/cm_cxx17_check.cmake
new file mode 100644
index 0000000..83d3971
--- /dev/null
+++ b/Source/Checks/cm_cxx17_check.cmake
@@ -0,0 +1,36 @@
+set(CMake_CXX17_BROKEN 0)
+if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
+ if(NOT CMAKE_CXX17_STANDARD_COMPILE_OPTION)
+ set(CMake_CXX17_WORKS 0)
+ endif()
+ if(NOT DEFINED CMake_CXX17_WORKS)
+ message(STATUS "Checking if compiler supports needed C++17 constructs")
+ try_compile(CMake_CXX17_WORKS
+ ${CMAKE_CURRENT_BINARY_DIR}
+ ${CMAKE_CURRENT_LIST_DIR}/cm_cxx17_check.cpp
+ CMAKE_FLAGS -DCMAKE_CXX_STANDARD=17
+ OUTPUT_VARIABLE OUTPUT
+ )
+ if(CMake_CXX17_WORKS AND "${OUTPUT}" MATCHES "error: no member named.*gets.*in the global namespace")
+ set_property(CACHE CMake_CXX17_WORKS PROPERTY VALUE 0)
+ endif()
+ if(CMake_CXX17_WORKS)
+ message(STATUS "Checking if compiler supports needed C++17 constructs - yes")
+ file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+ "Determining if compiler supports needed C++17 constructs passed with the following output:\n"
+ "${OUTPUT}\n"
+ "\n"
+ )
+ else()
+ message(STATUS "Checking if compiler supports needed C++17 constructs - no")
+ file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+ "Determining if compiler supports needed C++17 constructs failed with the following output:\n"
+ "${OUTPUT}\n"
+ "\n"
+ )
+ endif()
+ endif()
+ if(NOT CMake_CXX17_WORKS)
+ set(CMake_CXX17_BROKEN 1)
+ endif()
+endif()
diff --git a/Source/Checks/cm_cxx17_check.cpp b/Source/Checks/cm_cxx17_check.cpp
new file mode 100644
index 0000000..2cbf1d5
--- /dev/null
+++ b/Source/Checks/cm_cxx17_check.cpp
@@ -0,0 +1,7 @@
+#include <cstdio>
+#include <unordered_map>
+
+int main()
+{
+ return 0;
+}
diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index d5531cb..4f546bb 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -8,7 +8,6 @@
#include "cmsys/FStream.hxx"
#include <algorithm>
#include <ctype.h>
-#include <functional>
#include <iterator>
#include <memory> // IWYU pragma: keep
#include <sstream>
@@ -114,7 +113,7 @@ std::string cmGlobalNinjaGenerator::EncodeIdent(const std::string& ident,
std::ostream& vars)
{
if (std::find_if(ident.begin(), ident.end(),
- std::not1(std::ptr_fun(IsIdentChar))) != ident.end()) {
+ [](char c) { return !IsIdentChar(c); }) != ident.end()) {
static unsigned VarNum = 0;
std::ostringstream names;
names << "ident" << VarNum++;