treewide: bump minimum CMake version

blocktrron · blocktrron · commit d75722c2ee89 · 2025-12-06T16:23:56.000+01:00
CMake 4 dropped support for CMakeList files with a minimum version less
than 3.5.

Update all CMakeList files to target version 3.20 in order to build
Gluon next.

Signed-off-by: David Bauer &lt;mail@david-bauer.net&gt;
diff --git a/admin/autoupdater/src/CMakeLists.txt b/admin/autoupdater/src/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8.8)
+cmake_minimum_required(VERSION 3.20)
 
 project(AUTOUPDATER C)
 
diff --git a/libs/libplatforminfo/src/CMakeLists.txt b/libs/libplatforminfo/src/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.6)
+cmake_minimum_required(VERSION 3.20)
 project(LIBPLATFORMINFO C)
 
 set(LIBDIR "lib${LIB_SUFFIX}")
diff --git a/libs/lua-jsonc/src/CMakeLists.txt b/libs/lua-jsonc/src/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.20)
 
 project(lua-jsonc C)
 
diff --git a/net/respondd/src/CMakeLists.txt b/net/respondd/src/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.6)
+cmake_minimum_required(VERSION 3.20)
 
 set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR})
 
diff --git a/net/sse-multiplex/src/CMakeLists.txt b/net/sse-multiplex/src/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.6)
+cmake_minimum_required(VERSION 3.20)
 
 project(sse-multiplex C)
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-cmake_minimum_required(VERSION 2.8.8)`
	`1`	`+cmake_minimum_required(VERSION 3.20)`
`2`	`2`
`3`	`3`	`project(AUTOUPDATER C)`
`4`	`4`
Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-cmake_minimum_required(VERSION 2.6)`
	`1`	`+cmake_minimum_required(VERSION 3.20)`
`2`	`2`	`project(LIBPLATFORMINFO C)`
`3`	`3`
`4`	`4`	`set(LIBDIR "lib${LIB_SUFFIX}")`
Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-cmake_minimum_required(VERSION 3.0)`
	`1`	`+cmake_minimum_required(VERSION 3.20)`
`2`	`2`
`3`	`3`	`project(lua-jsonc C)`
`4`	`4`