[INFRA] Ensure that CXX and C compilers are same major version

seqan · Aug 17, 2023 · b376837 · b376837
1 parent 34019df
commit b376837
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Showing 10 changed files with 23 additions and 9 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -13,7 +13,7 @@ list (APPEND CMAKE_MODULE_PATH "${RAPTOR_MODULE_PATH}")
 include (raptor-config-version)
 
 project (raptor
-         LANGUAGES CXX
+         LANGUAGES CXX C
          VERSION "${RAPTOR_PROJECT_VERSION}"
          DESCRIPTION "Raptor -- A fast and space-efficient pre-filter for querying very large collections of nucleotide sequences"
          HOMEPAGE_URL "https://github.com/seqan/raptor"

diff --git a/build_system/raptor-config.cmake b/build_system/raptor-config.cmake
@@ -112,6 +112,20 @@ macro (raptor_config_error text)
     endif ()
 endmacro ()
 
+# ----------------------------------------------------------------------------
+# Check CXX and C compiler versions (xxHash uses C).
+# ----------------------------------------------------------------------------
+
+string (REGEX MATCH "^[0-9]+" RAPTOR_CXX_MAJOR_VERSION "${CMAKE_CXX_COMPILER_VERSION}")
+string (REGEX MATCH "^[0-9]+" RAPTOR_C_MAJOR_VERSION "${CMAKE_C_COMPILER_VERSION}")
+if (NOT "${RAPTOR_CXX_MAJOR_VERSION}" STREQUAL "${RAPTOR_C_MAJOR_VERSION}")
+    raptor_config_error ("CXX and C compiler major versions differ (${RAPTOR_CXX_MAJOR_VERSION} and\
+                          ${RAPTOR_C_MAJOR_VERSION})! This will likely result in linker errors. Please set both\
+                          -DCMAKE_CXX_COMPILER and -DCMAKE_C_COMPILER to use the same major version, and/or set the\
+                          environment variables CXX and CC accordingly."
+    )
+endif ()
+
 # ----------------------------------------------------------------------------
 # Find RAPTOR include path
 # ----------------------------------------------------------------------------

diff --git a/test/coverage/CMakeLists.txt b/test/coverage/CMakeLists.txt
@@ -7,7 +7,7 @@
 
 cmake_minimum_required (VERSION 3.18)
 
-project (raptor_test_coverage CXX)
+project (raptor_test_coverage LANGUAGES CXX C)
 
 include (../cmake/raptor_require_ccache.cmake)
 raptor_require_ccache ()

diff --git a/test/header/CMakeLists.txt b/test/header/CMakeLists.txt
@@ -7,7 +7,7 @@
 
 cmake_minimum_required (VERSION 3.10)
 
-project (raptor_test_header CXX)
+project (raptor_test_header LANGUAGES CXX C)
 
 include (../raptor-test.cmake)
 include (GoogleTest OPTIONAL)

diff --git a/test/performance/CMakeLists.txt b/test/performance/CMakeLists.txt
@@ -7,7 +7,7 @@
 
 cmake_minimum_required (VERSION 3.10)
 
-project (raptor_test_performance CXX)
+project (raptor_test_performance LANGUAGES CXX C)
 
 option (BUILD_RAPTOR_APP_FOR_TEST "" OFF)
 include (../raptor-test.cmake)

diff --git a/test/snippet/CMakeLists.txt b/test/snippet/CMakeLists.txt
@@ -6,7 +6,7 @@
 # --------------------------------------------------------------------------------------------------------
 
 cmake_minimum_required (VERSION 3.10...3.22)
-project (raptor_test_snippet CXX)
+project (raptor_test_snippet LANGUAGES CXX C)
 
 include (../raptor-test.cmake)
 include (raptor_test_component)

diff --git a/test/unit/CMakeLists.txt b/test/unit/CMakeLists.txt
@@ -7,7 +7,7 @@
 
 cmake_minimum_required (VERSION 3.10)
 
-project (raptor_test_unit CXX)
+project (raptor_test_unit LANGUAGES CXX C)
 
 include (../raptor-test.cmake)
 include (GoogleTest OPTIONAL)

diff --git a/util/applications/src/CMakeLists.txt b/util/applications/src/CMakeLists.txt
@@ -9,7 +9,7 @@ list (APPEND CMAKE_MODULE_PATH "${RAPTOR_CLONE_DIR}/build_system")
 
 include (raptor-config-version)
 
-project (raptor_utility_common LANGUAGES CXX)
+project (raptor_utility_common LANGUAGES CXX C)
 
 find_package (Raptor REQUIRED HINTS ${RAPTOR_CLONE_DIR}/build_system)
 

diff --git a/util/iScience/CMakeLists.txt b/util/iScience/CMakeLists.txt
@@ -16,7 +16,7 @@ list (APPEND CMAKE_MODULE_PATH "${RAPTOR_CLONE_DIR}/build_system")
 
 include (raptor-config-version)
 
-project (raptor_utility_common LANGUAGES CXX)
+project (raptor_utility_common LANGUAGES CXX C)
 
 find_package (Raptor REQUIRED HINTS ${RAPTOR_CLONE_DIR}/build_system)
 

diff --git a/util/iScience/thresholding/CMakeLists.txt b/util/iScience/thresholding/CMakeLists.txt
@@ -8,7 +8,7 @@
 cmake_minimum_required (VERSION 3.18)
 
 # Define the application name.
-project (minimizer_thresholds CXX)
+project (minimizer_thresholds LANGUAGES CXX C)
 
 # Make Release default build type
 if (NOT CMAKE_BUILD_TYPE)