From 50879ce4124508546674c7d2e681fe49840a9c73 Mon Sep 17 00:00:00 2001
From: Robert Maynard <robert.maynard@kitware.com>
Date: Tue, 12 May 2020 16:51:23 -0400
Subject: Conda: Add CONDA_PREFIX as an acceptable system prefix path

---
 Help/variable/CMAKE_SYSTEM_PREFIX_PATH.rst | 3 +++
 Modules/Platform/UnixPaths.cmake           | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/Help/variable/CMAKE_SYSTEM_PREFIX_PATH.rst b/Help/variable/CMAKE_SYSTEM_PREFIX_PATH.rst
index e0ee979..81a7a0b 100644
--- a/Help/variable/CMAKE_SYSTEM_PREFIX_PATH.rst
+++ b/Help/variable/CMAKE_SYSTEM_PREFIX_PATH.rst
@@ -34,6 +34,9 @@ Darwin:
 OpenBSD:
   * ``ENV{LOCALBASE}``
 
+Unix:
+  * ``ENV{CONDA_PREFIX}`` when using a conda compiler
+
 Windows:
   * ``ENV{ProgramW6432}``
   * ``ENV{ProgramFiles}``
diff --git a/Modules/Platform/UnixPaths.cmake b/Modules/Platform/UnixPaths.cmake
index 7fe64cb..b9381c3 100644
--- a/Modules/Platform/UnixPaths.cmake
+++ b/Modules/Platform/UnixPaths.cmake
@@ -95,6 +95,10 @@ unset(_cmake_sysroot_compile)
 # synchronized
 if(CMAKE_COMPILER_SYSROOT)
   list(PREPEND CMAKE_SYSTEM_PREFIX_PATH "${CMAKE_COMPILER_SYSROOT}")
+
+  if(DEFINED ENV{CONDA_PREFIX} AND EXISTS "$ENV{CONDA_PREFIX}")
+    list(APPEND CMAKE_SYSTEM_PREFIX_PATH "$ENV{CONDA_PREFIX}")
+  endif()
 endif()
 
 # Enable use of lib32 and lib64 search path variants by default.
-- 
cgit v0.12