Add deprecation warnings for policies CMP0114 and below

The OLD behaviors of all policies are deprecated, but only by
documentation.  Add an explicit deprecation diagnostic for policies
introduced in CMake 3.19 and below to encourage projects to port
away from setting policies to OLD.

20 files changed, 194 insertions, 2 deletions

diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index d26f383dca..aef369ea52 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -4486,7 +4486,7 @@ bool cmMakefile::SetPolicy(cmPolicies::PolicyID id,
   }
 
   // Deprecate old policies.
-  if (status == cmPolicies::OLD && id <= cmPolicies::CMP0108 &&
+  if (status == cmPolicies::OLD && id <= cmPolicies::CMP0114 &&
       !(this->GetCMakeInstance()->GetIsInTryCompile() &&
         (
           // Policies set by cmCoreTryCompile::TryCompileCode.
diff --git a/Tests/RunCMake/CMP0026/CMP0026-IMPORTED-stderr.txt b/Tests/RunCMake/CMP0026/CMP0026-IMPORTED-stderr.txt
new file mode 100644
index 0000000000..259eabdbaf
--- /dev/null
+++ b/Tests/RunCMake/CMP0026/CMP0026-IMPORTED-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0026-IMPORTED.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0111 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]+ \(include\)$
diff --git a/Tests/RunCMake/CMP0111/CMP0111-OLD-stderr.txt b/Tests/RunCMake/CMP0111/CMP0111-OLD-stderr.txt
new file mode 100644
index 0000000000..bf7fb08492
--- /dev/null
+++ b/Tests/RunCMake/CMP0111/CMP0111-OLD-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0111-OLD.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0111 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]+ \(include\)$
diff --git a/Tests/RunCMake/ExternalProject/Add_StepDependencies-stderr.txt b/Tests/RunCMake/ExternalProject/Add_StepDependencies-stderr.txt
new file mode 100644
index 0000000000..650be6430e
--- /dev/null
+++ b/Tests/RunCMake/ExternalProject/Add_StepDependencies-stderr.txt
@@ -0,0 +1,10 @@
+^(CMake Deprecation Warning at Add_StepDependencies.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0114 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]+ \(include\))?$
diff --git a/Tests/RunCMake/ExternalProject/Add_StepDependencies_no_target-stderr.txt b/Tests/RunCMake/ExternalProject/Add_StepDependencies_no_target-stderr.txt
new file mode 100644
index 0000000000..c142541acd
--- /dev/null
+++ b/Tests/RunCMake/ExternalProject/Add_StepDependencies_no_target-stderr.txt
@@ -0,0 +1,10 @@
+^(CMake Deprecation Warning at Add_StepDependencies_no_target.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0114 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]+ \(include\))?$
diff --git a/Tests/RunCMake/ExternalProject/NO_DEPENDS-CMP0114-OLD-stderr.txt b/Tests/RunCMake/ExternalProject/NO_DEPENDS-CMP0114-OLD-stderr.txt
index 2b0feb6e44..2428b8c5fa 100644
--- a/Tests/RunCMake/ExternalProject/NO_DEPENDS-CMP0114-OLD-stderr.txt
+++ b/Tests/RunCMake/ExternalProject/NO_DEPENDS-CMP0114-OLD-stderr.txt
@@ -1,4 +1,15 @@
-^CMake Warning \(dev\) at [^
+^CMake Deprecation Warning at NO_DEPENDS-CMP0114-OLD.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0114 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]+ \(include\)
++
+CMake Warning \(dev\) at [^
 ]*/Modules/ExternalProject.cmake:[0-9]+ \(message\):
   Using NO_DEPENDS for "configure" step might break parallel builds
 Call Stack \(most recent call first\):
diff --git a/Tests/RunCMake/ExternalProject/Steps-CMP0114-OLD-stderr.txt b/Tests/RunCMake/ExternalProject/Steps-CMP0114-OLD-stderr.txt
new file mode 100644
index 0000000000..6dd7cb0cc5
--- /dev/null
+++ b/Tests/RunCMake/ExternalProject/Steps-CMP0114-OLD-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at Steps-CMP0114-OLD.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0114 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]+ \(include\)$
diff --git a/Tests/RunCMake/Make/CMP0113-OLD-stderr.txt b/Tests/RunCMake/Make/CMP0113-OLD-stderr.txt
new file mode 100644
index 0000000000..42742f73e4
--- /dev/null
+++ b/Tests/RunCMake/Make/CMP0113-OLD-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0113-OLD.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0113 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-AlphaNumeric-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-AlphaNumeric-stderr.txt
new file mode 100644
index 0000000000..46b32d1426
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-AlphaNumeric-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-AlphaNumeric.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-BracketArgument-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-BracketArgument-stderr.txt
new file mode 100644
index 0000000000..906f318d36
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-BracketArgument-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-BracketArgument.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-EscapedSpecialChars-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-EscapedSpecialChars-stderr.txt
new file mode 100644
index 0000000000..65818fae27
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-EscapedSpecialChars-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-EscapedSpecialChars.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-FormerInvalidSpecialChars-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-FormerInvalidSpecialChars-stderr.txt
new file mode 100644
index 0000000000..db88659dfb
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-FormerInvalidSpecialChars-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-FormerInvalidSpecialChars.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-FormerInvalidSpecialCharsMC-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-FormerInvalidSpecialCharsMC-stderr.txt
new file mode 100644
index 0000000000..42cc02aa1a
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-FormerInvalidSpecialCharsMC-stderr.txt
@@ -0,0 +1,11 @@
+^CMake Deprecation Warning at CMP0110-OLD-FormerInvalidSpecialChars.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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 \(most recent call first\):
+  CMP0110-OLD-FormerInvalidSpecialCharsMC.cmake:[0-9]+ \(include\)
+  CMakeLists.txt:[0-9]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-LeadingAndTrailingWhitespace-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-LeadingAndTrailingWhitespace-stderr.txt
new file mode 100644
index 0000000000..6a39db67ff
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-LeadingAndTrailingWhitespace-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-LeadingAndTrailingWhitespace.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-OtherSpecialChars-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-OtherSpecialChars-stderr.txt
new file mode 100644
index 0000000000..d5dcada0b4
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-OtherSpecialChars-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-OtherSpecialChars.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-Quote-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-Quote-stderr.txt
new file mode 100644
index 0000000000..69cd304b27
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-Quote-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-Quote.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-Semicolon-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-Semicolon-stderr.txt
new file mode 100644
index 0000000000..e601bfc814
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-Semicolon-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-Semicolon.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-Space-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-Space-stderr.txt
new file mode 100644
index 0000000000..618d2b19ed
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-Space-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-Space.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/add_test/CMP0110-OLD-ValidSpecialChars-stderr.txt b/Tests/RunCMake/add_test/CMP0110-OLD-ValidSpecialChars-stderr.txt
new file mode 100644
index 0000000000..ad67c08d61
--- /dev/null
+++ b/Tests/RunCMake/add_test/CMP0110-OLD-ValidSpecialChars-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0110-OLD-ValidSpecialChars.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0110 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]+ \(include\)$
diff --git a/Tests/RunCMake/find_program/CMP0109-OLD-stderr.txt b/Tests/RunCMake/find_program/CMP0109-OLD-stderr.txt
new file mode 100644
index 0000000000..fa767b925f
--- /dev/null
+++ b/Tests/RunCMake/find_program/CMP0109-OLD-stderr.txt
@@ -0,0 +1,10 @@
+^CMake Deprecation Warning at CMP0109-OLD.cmake:[0-9]+ \(cmake_policy\):
+  The OLD behavior for policy CMP0109 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]+ \(include\)$