From: Daniel Stenberg <daniel@haxx.se>
Date: Mon, 23 Aug 2021 14:39:33 +0000 (+0200)
Subject: cmake: avoid poll() on macOS
X-Git-Tag: curl-7_79_0~66
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=825911be587bbabc3b7e4777ed3bd1bb7c858b58;p=thirdparty%2Fcurl.git

cmake: avoid poll() on macOS

... like we do in configure builds. Since poll() on macOS is not
reliable enough.

Reported-by: marc-groundctl
Fixes #7595
Closes #7619
---

diff --git a/CMake/OtherTests.cmake b/CMake/OtherTests.cmake
index 7f369938f9..5cddf4afa9 100644
--- a/CMake/OtherTests.cmake
+++ b/CMake/OtherTests.cmake
@@ -237,6 +237,9 @@ endif()
 unset(CMAKE_TRY_COMPILE_TARGET_TYPE)
 
 if(NOT DEFINED CMAKE_TOOLCHAIN_FILE)
+  if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+  # only try this on non-macOS
+
   # if not cross-compilation...
   include(CheckCSourceRuns)
   set(CMAKE_REQUIRED_FLAGS "")
@@ -279,5 +282,6 @@ if(NOT DEFINED CMAKE_TOOLCHAIN_FILE)
         }
         return 0;
     }" HAVE_POLL_FINE)
+  endif()
 endif()