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| author | Brad King <brad.king@kitware.com> | 2020-06-03 11:39:45 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2020-06-03 11:48:52 (GMT) |
| commit | 2bc89f1a0310ad96b1188dd54081ef7281e54601 (patch) | |
| tree | e65f49c223c9d27e3450d6142151f1cb8c0ee0f7 /CMakeLists.txt | |
| parent | d350d4668aff6f0a077c25109cefe4250ce22a4c (diff) | |
| download | CMake-2bc89f1a0310ad96b1188dd54081ef7281e54601.zip CMake-2bc89f1a0310ad96b1188dd54081ef7281e54601.tar.gz CMake-2bc89f1a0310ad96b1188dd54081ef7281e54601.tar.bz2 | |
cmSystemTools: Hard-code try_compile results for Windows
All Windows platforms offer `environ` in `stdlib.h` and do
not have `unsetenv`.
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 7658820..07ba2e3 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -711,10 +711,15 @@ if(NOT CMake_TEST_EXTERNAL_CMAKE) include(${CMake_SOURCE_DIR}/Tests/CMakeInstall.cmake) endif() - # no clue why we are testing for this here - include(CheckSymbolExists) - CHECK_SYMBOL_EXISTS(unsetenv "stdlib.h" HAVE_UNSETENV) - CHECK_SYMBOL_EXISTS(environ "stdlib.h" HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE) + # Checks for cmSystemTools. + if(WIN32) + set(HAVE_UNSETENV 0) + set(HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE 1) + else() + include(CheckSymbolExists) + CHECK_SYMBOL_EXISTS(unsetenv "stdlib.h" HAVE_UNSETENV) + CHECK_SYMBOL_EXISTS(environ "stdlib.h" HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE) + endif() endif() # CMAKE_TESTS_CDASH_SERVER: CDash server used by CMake/Tests. |