From 42ab425037417e35d71594e13b9525bba2744c86 Mon Sep 17 00:00:00 2001
From: corey-derochie-amd
 <161367113+corey-derochie-amd@users.noreply.github.com>
Date: Tue, 11 Feb 2025 08:51:39 -0700
Subject: [PATCH] Switched from `cmake_host_system_information` feature to a
 manual parse (#1518)

* Switched cmake_host_system_information feature to a manual parse to remain cmake 3.5 compliant.

* Updating minimum cmake to 3.16 to conform with the rest of ROCm. This change still applies.
---
 CMakeLists.txt | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 45ba954fe0..d56531a55b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # CMake version minimum requirements
 #==================================================================================================
-cmake_minimum_required(VERSION 3.5)
+cmake_minimum_required(VERSION 3.16)
 
 # CMake Toolchain file to define compilers and path to ROCm
 #==================================================================================================
@@ -315,7 +315,12 @@ if (ENABLE_MSCCLPP AND ROCM_VERSION VERSION_LESS "60200")
   set(ENABLE_MSCCLPP OFF)
   message(WARNING "MSCCL++ integration only supported on ROCm 6.2 or greater; disabling MSCCL++ build")
 endif()
-cmake_host_system_information(RESULT HOST_OS_ID QUERY DISTRIB_ID)
+# cmake_host_system_information(RESULT HOST_OS_ID QUERY DISTRIB_ID) ## Requires cmake 3.22
+execute_process(
+  COMMAND bash -c "grep '^ID=' /etc/os-release | cut -d'=' -f2"
+  OUTPUT_VARIABLE HOST_OS_ID
+  OUTPUT_STRIP_TRAILING_WHITESPACE
+)
 if (ENABLE_MSCCLPP AND NOT(${HOST_OS_ID} STREQUAL "ubuntu" OR ${HOST_OS_ID} STREQUAL "centos"))
   set(ENABLE_MSCCLPP OFF)
   message(WARNING "MSCCL++ integration not supported on this OS (${HOST_OS_ID}); disabling MSCCL++ build")