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authorBrad King <brad.king@kitware.com>2022-11-28 22:25:53 (GMT)
committerBrad King <brad.king@kitware.com>2022-11-29 00:09:04 (GMT)
commitb47092fddb51e2e89fa083af5c15fb6b81f35186 (patch)
treee5902903bcb178caffd885abf8b0525ee50c6663
parentdaa2fc5833ea8b50191b2dd0970703db17da3abf (diff)
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MinGW: Fix regression when windres is not found
The fix in commit e9755bc7c1 (MinGW: Restore using windres when toolchain-prefixed name is not available, 2022-08-15, v3.24.1~4^2) incorrectly listed two entries in `CMAKE_RC_COMPILER_INIT`, which is only meant to have one value. Revise the logic to support multiple platform-specific names for the Windows Resource Compiler while still only using one name as the fallback when it is not found. Fixes: #24190 Issue: #23841
-rw-r--r--Modules/CMakeDetermineRCCompiler.cmake15
-rw-r--r--Modules/Platform/Windows-GNU.cmake3
2 files changed, 11 insertions, 7 deletions
diff --git a/Modules/CMakeDetermineRCCompiler.cmake b/Modules/CMakeDetermineRCCompiler.cmake
index f8d55a5..d22741b 100644
--- a/Modules/CMakeDetermineRCCompiler.cmake
+++ b/Modules/CMakeDetermineRCCompiler.cmake
@@ -30,16 +30,19 @@ if(NOT CMAKE_RC_COMPILER)
# finally list compilers to try
if(CMAKE_RC_COMPILER_INIT)
- set(CMAKE_RC_COMPILER_LIST ${CMAKE_RC_COMPILER_INIT})
- else()
- set(CMAKE_RC_COMPILER_LIST rc)
+ set(_CMAKE_RC_COMPILER_LIST ${CMAKE_RC_COMPILER_INIT})
+ set(_CMAKE_RC_COMPILER_FALLBACK ${CMAKE_RC_COMPILER_INIT})
+ elseif(NOT _CMAKE_RC_COMPILER_LIST)
+ set(_CMAKE_RC_COMPILER_LIST rc)
endif()
# Find the compiler.
- find_program(CMAKE_RC_COMPILER NAMES ${CMAKE_RC_COMPILER_LIST} DOC "RC compiler")
- if(CMAKE_RC_COMPILER_INIT AND NOT CMAKE_RC_COMPILER)
- set(CMAKE_RC_COMPILER "${CMAKE_RC_COMPILER_INIT}" CACHE FILEPATH "RC compiler" FORCE)
+ find_program(CMAKE_RC_COMPILER NAMES ${_CMAKE_RC_COMPILER_LIST} DOC "RC compiler")
+ if(_CMAKE_RC_COMPILER_FALLBACK AND NOT CMAKE_RC_COMPILER)
+ set(CMAKE_RC_COMPILER "${_CMAKE_RC_COMPILER_FALLBACK}" CACHE FILEPATH "RC compiler" FORCE)
endif()
+ unset(_CMAKE_RC_COMPILER_FALLBACK)
+ unset(_CMAKE_RC_COMPILER_LIST)
endif()
mark_as_advanced(CMAKE_RC_COMPILER)
diff --git a/Modules/Platform/Windows-GNU.cmake b/Modules/Platform/Windows-GNU.cmake
index bf96e63..088b238 100644
--- a/Modules/Platform/Windows-GNU.cmake
+++ b/Modules/Platform/Windows-GNU.cmake
@@ -157,7 +157,8 @@ macro(__windows_compiler_gnu lang)
endif()
if(NOT CMAKE_RC_COMPILER_INIT AND NOT CMAKE_GENERATOR_RC)
- set(CMAKE_RC_COMPILER_INIT ${_CMAKE_TOOLCHAIN_PREFIX}windres windres)
+ set(_CMAKE_RC_COMPILER_LIST ${_CMAKE_TOOLCHAIN_PREFIX}windres windres)
+ set(_CMAKE_RC_COMPILER_FALLBACK windres)
endif()
enable_language(RC)