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CMake: Stop spamming CMP0156 debug messages

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We set the CMP0156 policy to NEW for Apple platforms for each created
Qt target, but the debug message is generic, so we should only show it
once.

Amends c20d7bcb86361d0c9f8af3807dcad9db1a3a5ca0

Pick-to: 6.8
Task-number: QTBUG-135978
Change-Id: I332bd357999647df1d5f715d154fb568911889b1
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
(cherry picked from commit 674a6dc5f66fce1cbe77a593e1fc942290d3f9b1)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
This commit is contained in:
Alexandru Croitor 2025-05-26 16:04:44 +02:00 committed by Qt Cherry-pick Bot
parent af623abc58
commit be9a94cb5e
1 changed files with 13 additions and 3 deletions
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16
cmake/QtPublicCMakeVersionHelpers.cmake
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@ -120,8 +120,13 @@ function(__qt_internal_set_cmp0156)
# Honor this variable if it's set and TRUE. It was previously introduced to allow working around
# the forced OLD value.
if(QT_FORCE_CMP0156_TO_NEW)
get_cmake_property(debug_message_shown _qt_internal_cmp0156_debug_message_shown)
if(NOT debug_message_shown)
message(DEBUG "Force setting the CMP0156 policy to user provided value: NEW")
set_property(GLOBAL PROPERTY _qt_internal_cmp0156_debug_message_shown TRUE)
endif()
cmake_policy(SET CMP0156 "NEW")
message(DEBUG "Force setting the CMP0156 policy to user provided value: NEW")
return()
endif()
@ -163,8 +168,13 @@ function(__qt_internal_set_cmp0156)
# Force set the default policy value for the given platform, even if the policy value is
# the same or empty. That's because in the calling function scope, the value can be empty
# due to the cmake_minimum_required call in Qt6Config.cmake resetting the policy value.
message(DEBUG "Force setting the CMP0156 policy to '${default_policy_value}' "
"for ${platform_string} platforms.")
get_cmake_property(debug_message_shown _qt_internal_cmp0156_debug_message_shown)
if(NOT debug_message_shown)
message(DEBUG "Force setting the CMP0156 policy to '${default_policy_value}' "
"for ${platform_string} platforms.")
set_property(GLOBAL PROPERTY _qt_internal_cmp0156_debug_message_shown TRUE)
endif()
cmake_policy(SET CMP0156 "${default_policy_value}")
# If the policy is explicitly set to a value other than the default, issue a warning.