From cf821ff3c4b893374a575691f1cd6409ae7e1218 Mon Sep 17 00:00:00 2001 From: Brad King Date: Mon, 1 Jul 2019 10:18:02 -0400 Subject: Add deprecation warnings for policies CMP0067 and below The OLD behaviors of all policies are deprecated, but only by documentation. Add an explicit deprecation diagnostic for policies introduced in CMake 3.8 and below to encourage projects to port away from setting policies to OLD. --- Help/release/dev/deprecate-policy-old.rst | 8 ++++++++ Source/cmMakefile.cxx | 2 +- Tests/RunCMake/try_compile/CMP0067-stderr.txt | 11 +++++++++++ 3 files changed, 20 insertions(+), 1 deletion(-) create mode 100644 Help/release/dev/deprecate-policy-old.rst diff --git a/Help/release/dev/deprecate-policy-old.rst b/Help/release/dev/deprecate-policy-old.rst new file mode 100644 index 0000000..440efa9 --- /dev/null +++ b/Help/release/dev/deprecate-policy-old.rst @@ -0,0 +1,8 @@ +deprecate-policy-old +-------------------- + +* An explicit deprecation diagnostic was added for policy ``CMP0067`` + (``CMP0066`` and below were already deprecated). + The :manual:`cmake-policies(7)` manual explains that the OLD behaviors + of all policies are deprecated and that projects should port to the + NEW behaviors. diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx index e0f69cb..bd98f08 100644 --- a/Source/cmMakefile.cxx +++ b/Source/cmMakefile.cxx @@ -4300,7 +4300,7 @@ bool cmMakefile::SetPolicy(cmPolicies::PolicyID id, // Deprecate old policies, especially those that require a lot // of code to maintain the old behavior. - if (status == cmPolicies::OLD && id <= cmPolicies::CMP0066 && + if (status == cmPolicies::OLD && id <= cmPolicies::CMP0067 && !(this->GetCMakeInstance()->GetIsInTryCompile() && ( // Policies set by cmCoreTryCompile::TryCompileCode. diff --git a/Tests/RunCMake/try_compile/CMP0067-stderr.txt b/Tests/RunCMake/try_compile/CMP0067-stderr.txt index e2677ed..d955dda 100644 --- a/Tests/RunCMake/try_compile/CMP0067-stderr.txt +++ b/Tests/RunCMake/try_compile/CMP0067-stderr.txt @@ -19,6 +19,17 @@ Call Stack \(most recent call first\): This warning is for project developers. Use -Wno-dev to suppress it. after try_compile with CMP0067 WARN-enabled +CMake Deprecation Warning at CMP0067.cmake:[0-9]+ \(cmake_policy\): + The OLD behavior for policy CMP0067 will be removed from a future version + of CMake. + + The cmake-policies\(7\) manual explains that the OLD behaviors of all + policies are deprecated and that a policy should be set to OLD only under + specific short-term circumstances. Projects should be ported to the NEW + behavior and not rely on setting a policy to OLD. +Call Stack \(most recent call first\): + CMakeLists.txt:[0-9]+ \(include\) ++ before try_compile with CMP0067 OLD after try_compile with CMP0067 OLD before try_compile with CMP0067 NEW -- cgit v0.12