Merge topic 'enable_language-before-project'

97464aa970 enable_language(): Fail if called before project()

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !9396

9 files changed, 29 insertions, 0 deletions

diff --git a/Tests/RunCMake/CMP0165/CMP0165-NEW-result.txt b/Tests/RunCMake/CMP0165/CMP0165-NEW-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/CMP0165-NEW-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/CMP0165/CMP0165-NEW-stderr.txt b/Tests/RunCMake/CMP0165/CMP0165-NEW-stderr.txt
new file mode 100644
index 0000000..662d8ad
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/CMP0165-NEW-stderr.txt
@@ -0,0 +1,4 @@
+CMake Error at CMP0165-NEW\.cmake:[0-9]+ \(enable_language\):
+  project\(\) must be called prior to this enable_language\(\) call\.
+Call Stack \(most recent call first\):
+  CMakeLists\.txt:[0-9]+ \(include\)
diff --git a/Tests/RunCMake/CMP0165/CMP0165-NEW.cmake b/Tests/RunCMake/CMP0165/CMP0165-NEW.cmake
new file mode 100644
index 0000000..8bcb3fd
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/CMP0165-NEW.cmake
@@ -0,0 +1,2 @@
+cmake_policy(SET CMP0165 NEW)
+enable_language(C)
diff --git a/Tests/RunCMake/CMP0165/CMP0165-OLD.cmake b/Tests/RunCMake/CMP0165/CMP0165-OLD.cmake
new file mode 100644
index 0000000..c80ba76
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/CMP0165-OLD.cmake
@@ -0,0 +1,2 @@
+cmake_policy(SET CMP0165 OLD)
+enable_language(C)
diff --git a/Tests/RunCMake/CMP0165/CMP0165-WARN-stderr.txt b/Tests/RunCMake/CMP0165/CMP0165-WARN-stderr.txt
new file mode 100644
index 0000000..32a79df
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/CMP0165-WARN-stderr.txt
@@ -0,0 +1,5 @@
+CMake Warning \(dev\) at CMP0165-WARN\.cmake:[0-9]+ \(enable_language\):
+  project\(\) should be called prior to this enable_language\(\) call\.
+Call Stack \(most recent call first\):
+  CMakeLists\.txt:[0-9]+ \(include\)
+This warning is for project developers\.  Use -Wno-dev to suppress it\.
diff --git a/Tests/RunCMake/CMP0165/CMP0165-WARN.cmake b/Tests/RunCMake/CMP0165/CMP0165-WARN.cmake
new file mode 100644
index 0000000..75149dd
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/CMP0165-WARN.cmake
@@ -0,0 +1,2 @@
+# Don't touch the policy, it should warn by default
+enable_language(C)
diff --git a/Tests/RunCMake/CMP0165/CMakeLists.txt b/Tests/RunCMake/CMP0165/CMakeLists.txt
new file mode 100644
index 0000000..2fa8c4e
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/CMakeLists.txt
@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.29)
+
+# This is different to the usual RunCMake test pattern. We are specifically
+# testing the scenario where enable_language() is called before project().
+include(${RunCMake_TEST}.cmake)
+
+project(${RunCMake_TEST} NONE)
diff --git a/Tests/RunCMake/CMP0165/RunCMakeTest.cmake b/Tests/RunCMake/CMP0165/RunCMakeTest.cmake
new file mode 100644
index 0000000..f5f167c
--- /dev/null
+++ b/Tests/RunCMake/CMP0165/RunCMakeTest.cmake
@@ -0,0 +1,5 @@
+include(RunCMake)
+
+run_cmake(CMP0165-WARN)
+run_cmake(CMP0165-OLD)
+run_cmake(CMP0165-NEW)
diff --git a/Tests/RunCMake/CMakeLists.txt b/Tests/RunCMake/CMakeLists.txt
index 60388f1..a82c79f 100644
--- a/Tests/RunCMake/CMakeLists.txt
+++ b/Tests/RunCMake/CMakeLists.txt
@@ -174,6 +174,7 @@ add_RunCMake_test(CMP0156 -DCMAKE_C_COMPILER_ID=${CMAKE_C_COMPILER_ID}
                           -DCMAKE_C_COMPILER_VERSION=${CMAKE_C_COMPILER_VERSION})
 add_RunCMake_test(CMP0160)
 add_RunCMake_test(CMP0163)
+add_RunCMake_test(CMP0165)
 
 # The test for Policy 65 requires the use of the
 # CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS variable, which both the VS and Xcode