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Conditionalise a couple of CMake checks.

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On Windows, configure-style checks are a bit slow, so it's worth
avoiding unnecessary ones if possible. I was testing for three
different header file names that are alternatives to each other, so it
makes sense to stop as soon as we find a usable one.
This commit is contained in:
Simon Tatham 2021-04-18 08:22:43 +01:00
parent 3d55a2befb
commit c314f58254
1 changed files with 9 additions and 2 deletions
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11
cmake/platforms/windows.cmake
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@ -25,8 +25,15 @@ include(CheckCSourceCompiles)
set(CMAKE_REQUIRED_DEFINITIONS -D_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE)
check_include_files("windows.h;winresrc.h" HAVE_WINRESRC_H)
check_include_files("windows.h;winres.h" HAVE_WINRES_H)
check_include_files("windows.h;win.h" HAVE_WIN_H)
if(NOT HAVE_WINRESRC_H)
# A couple of fallback names for the header file you can include in
# .rc files. We conditionalise even these checks, to save effort at
# cmake time.
check_include_files("windows.h;winres.h" HAVE_WINRES_H)
if(NOT HAVE_WINRES_H)
check_include_files("windows.h;win.h" HAVE_WIN_H)
endif()
endif()
check_include_files("stdint.h" HAVE_STDINT_H)
define_negation(HAVE_NO_STDINT_H HAVE_STDINT_H)