Bump required CMake version to 3.10

Add version check to UseLatexMk.cmake. CMake 3.10 is required for the include_guard command
dokempf · Nov 22, 2023 · 98aa4b8 · 98aa4b8
1 parent 12f8374
commit 98aa4b8
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Showing 3 changed files with 7 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -2,7 +2,7 @@
 # It is not actually needed for downstream use.
 #
 
-cmake_minimum_required(VERSION 3.5)
+cmake_minimum_required(VERSION 3.10)
 project(UseLatexMk)
 
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR})

diff --git a/README.md b/README.md
@@ -42,7 +42,7 @@ You just need to
 * copy all the CMake modules (`*.cmake`) from this project into your project
 * Include them with `include(UseLatexMk)`. This is best done from the top-level
   directory of your project, to make the `clean_latex` target available on that level.
-* Use CMake 3.5 or newer.
+* Use CMake 3.10 or newer.
 
 Now, you are ready to use it!
 

diff --git a/UseLatexMk.cmake b/UseLatexMk.cmake
@@ -103,6 +103,11 @@
 #
 include_guard(GLOBAL)
 
+# ensure CMake version is recent enough
+if(CMAKE_VERSION VERSION_LESS 3.10)
+  message(FATAL_ERROR "UseLatexMk.cmake requires CMake 3.10 or newer")
+endif()
+
 # Find LATEX and LatexMk
 find_package(LATEX)
 find_package(LatexMk)