diff options
Diffstat (limited to 'cmake/platforms/windows.cmake')
| -rw-r--r-- | cmake/platforms/windows.cmake | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/cmake/platforms/windows.cmake b/cmake/platforms/windows.cmake new file mode 100644 index 00000000..a7ed7c7c --- /dev/null +++ b/cmake/platforms/windows.cmake @@ -0,0 +1,202 @@ +set(PUTTY_MINEFIELD OFF + CACHE BOOL "Build PuTTY with its built-in memory debugger 'Minefield'") +set(PUTTY_GSSAPI ON + CACHE BOOL "Build PuTTY with GSSAPI support") +set(PUTTY_LINK_MAPS OFF + CACHE BOOL "Attempt to generate link maps") +set(PUTTY_EMBEDDED_CHM_FILE "" + CACHE FILEPATH "Path to a .chm help file to embed in the binaries") + +if(PUTTY_SUBSYSTEM_VERSION) + string(REPLACE + "subsystem:windows" "subsystem:windows,${PUTTY_SUBSYSTEM_VERSION}" + CMAKE_C_CREATE_WIN32_EXE ${CMAKE_C_CREATE_WIN32_EXE}) + string(REPLACE + "subsystem:console" "subsystem:console,${PUTTY_SUBSYSTEM_VERSION}" + CMAKE_C_CREATE_CONSOLE_EXE ${CMAKE_C_CREATE_CONSOLE_EXE}) +endif() + +function(define_negation newvar oldvar) + if(${oldvar}) + set(${newvar} OFF PARENT_SCOPE) + else() + set(${newvar} ON PARENT_SCOPE) + endif() +endfunction() + +include(CheckIncludeFiles) +include(CheckSymbolExists) +include(CheckCSourceCompiles) + +# Still needed for AArch32 Windows builds +set(CMAKE_REQUIRED_DEFINITIONS -D_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE) + +check_include_files("windows.h;winresrc.h" HAVE_WINRESRC_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) + +check_include_files("windows.h;multimon.h" HAVE_MULTIMON_H) +define_negation(NO_MULTIMON HAVE_MULTIMON_H) + +check_include_files("windows.h;htmlhelp.h" HAVE_HTMLHELP_H) +define_negation(NO_HTMLHELP HAVE_HTMLHELP_H) + +check_include_files("winsock2.h;afunix.h" HAVE_AFUNIX_H) + +check_symbol_exists(strtoumax "inttypes.h" HAVE_STRTOUMAX) +check_symbol_exists(AddDllDirectory "windows.h" HAVE_ADDDLLDIRECTORY) +check_symbol_exists(SetDefaultDllDirectories "windows.h" + HAVE_SETDEFAULTDLLDIRECTORIES) +check_symbol_exists(GetNamedPipeClientProcessId "windows.h" + HAVE_GETNAMEDPIPECLIENTPROCESSID) +check_symbol_exists(CreatePseudoConsole "windows.h" HAVE_CONPTY) + +check_c_source_compiles(" +#include <windows.h> +GCP_RESULTSW gcpw; +int main(void) { return 0; } +" HAVE_GCP_RESULTSW) + +function(dwmapi_test_wrapper) + set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dwmapi.lib) + check_c_source_compiles(" +#include <windows.h> +#include <dwmapi.h> +volatile HWND hwnd; +int main(void) { + RECT r; + DwmGetWindowAttribute(hwnd, DWMWA_EXTENDED_FRAME_BOUNDS, &r, sizeof(r)); +} +" HAVE_DWMAPI_H) + set(HAVE_DWMAPI_H ${HAVE_DWMAPI_H} PARENT_SCOPE) +endfunction() +dwmapi_test_wrapper() + +set(NO_SECURITY ${PUTTY_NO_SECURITY}) + +add_compile_definitions( + _WINDOWS + _CRT_SECURE_NO_WARNINGS + _WINSOCK_DEPRECATED_NO_WARNINGS + _ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE) + +if(PUTTY_MINEFIELD) + add_compile_definitions(MINEFIELD) +endif() +if(NOT PUTTY_GSSAPI) + add_compile_definitions(NO_GSSAPI) +endif() +if(PUTTY_EMBEDDED_CHM_FILE) + add_compile_definitions("EMBEDDED_CHM_FILE=\"${PUTTY_EMBEDDED_CHM_FILE}\"") +endif() + +if(WINELIB) + enable_language(RC) + set(LFLAG_MANIFEST_NO "") +elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC" OR + CMAKE_C_COMPILER_FRONTEND_VARIANT MATCHES "MSVC") + set(CMAKE_RC_FLAGS "${CMAKE_RC_FLAGS} /nologo /C1252") + set(LFLAG_MANIFEST_NO "/manifest:no") +else() + set(CMAKE_RC_FLAGS "${CMAKE_RC_FLAGS} -c1252") + set(LFLAG_MANIFEST_NO "") +endif() + +if(STRICT) + if(CMAKE_C_COMPILER_ID MATCHES "GNU") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -Wpointer-arith -Wvla") + elseif(CMAKE_C_COMPILER_ID MATCHES "Clang") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror -Wpointer-arith -Wvla") + endif() +endif() + +if(CMAKE_C_COMPILER_ID MATCHES "Clang") + # Switch back from MSVC-style error message format + # "file.c(line,col)" to clang's native style "file.c:line:col:". I + # find the latter more convenient because it matches other Unixy + # tools like grep, and I have tooling to parse that format and jump + # to the sites of error messages. + set(CMAKE_C_FLAGS + "${CMAKE_C_FLAGS} -Xclang -fdiagnostics-format -Xclang clang") +endif() + +if(CMAKE_C_COMPILER_ID MATCHES "MSVC") + # Turn off some warnings that I've just found too noisy. + # + # - 4244, 4267: "possible loss of data" when narrowing an integer + # type (separate warning numbers for initialisers and + # assignments). Every time I spot-check instances of this, they + # turn out to be sensible (e.g. something was already checked, or + # was assigned from a previous variable that must have been in + # range). I don't think putting a warning-suppression idiom at + # every one of these sites would improve code legibility. + # + # - 4018: "signed/unsigned mismatch" in integer comparison. Again, + # comes up a lot, and generally my spot checks make it look as if + # it's OK. + # + # - 4146: applying unary '-' to an unsigned type. We do that all + # the time in deliberate bit-twiddling code like mpint.c or + # crypto implementations. + # + # - 4293: warning about undefined behaviour if a shift count is too + # big. We often do this inside a ?: clause which doesn't evaluate + # the overlong shift unless the shift count _isn't_ too big. When + # the shift count is constant, MSVC spots the potential problem + # in one branch of the ?:, but doesn't also spot that that branch + # isn't ever taken, so it complains about a thing that's already + # guarded. + # + # - 4090: different 'const' qualifiers. It's a shame to suppress + # this one, because const mismatches really are a thing I'd + # normally like to be warned about. But MSVC (as of 2017 at + # least) seems to have a bug in which assigning a 'void *' into a + # 'const char **' thinks there's a const-qualifier mismatch. + # There isn't! Both are pointers to modifiable objects. The fact + # that in one case, the modifiable object is a pointer to + # something _else_ const should make no difference. + + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} \ +/wd4244 /wd4267 /wd4018 /wd4146 /wd4293 /wd4090") +endif() + +if(CMAKE_C_COMPILER_FRONTEND_VARIANT MATCHES "MSVC") + set(CMAKE_C_LINK_FLAGS "${CMAKE_C_LINK_FLAGS} /dynamicbase /nxcompat") +endif() + +set(platform_libraries + advapi32.lib comdlg32.lib gdi32.lib imm32.lib + ole32.lib shell32.lib user32.lib ws2_32.lib kernel32.lib) + +# Generate link maps +if(PUTTY_LINK_MAPS) + if(CMAKE_C_COMPILER_ID MATCHES "Clang" AND + "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC") + set(CMAKE_C_LINK_EXECUTABLE + "${CMAKE_C_LINK_EXECUTABLE} /lldmap:<TARGET>.map") + elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC") + set(CMAKE_C_LINK_EXECUTABLE + "${CMAKE_C_LINK_EXECUTABLE} /map:<TARGET>.map") + else() + message(WARNING + "Don't know how to generate link maps on this toolchain") + endif() +endif() + +# Write out a file in the cmake output directory listing the +# executables that are 'official' enough to want to code-sign and +# ship. +file(WRITE ${CMAKE_BINARY_DIR}/shipped.txt "") +function(installed_program target) + file(APPEND ${CMAKE_BINARY_DIR}/shipped.txt + "${target}${CMAKE_EXECUTABLE_SUFFIX}\n") +endfunction() |