Merge topic 'reduce-try_compile'

9f3923893c libarchive: Map fixed-size integer types from KWIML as typedefs
d20bf471c8 liblzma: Map fixed-size integer types from KWIML as typedefs
92c4316d81 KWSys: Hard-code try_compile results on Windows
2bc89f1a03 cmSystemTools: Hard-code try_compile results for Windows
d350d4668a libarchive: Hard-code try_compile results for bundled dependencies
bf60ac24ae Source: Assume elf.h does not exist on Windows
f408cc2c40 expat: Remove unused try_compile checks
6c4f3dcd7b Utilities: Update hard-coded try_compile results for third-party libraries

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !4848

7 files changed, 70 insertions, 45 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 15dbcd3..f62c666 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -356,6 +356,21 @@ macro (CMAKE_BUILD_UTILITIES)
   if(CMake_NO_CXX_STANDARD)
     set(KWSYS_CXX_STANDARD "")
   endif()
+  if(WIN32)
+    # FIXME: Teach KWSys to hard-code these checks on Windows.
+    set(KWSYS_C_HAS_CLOCK_GETTIME_MONOTONIC_COMPILED 0)
+    set(KWSYS_C_HAS_PTRDIFF_T_COMPILED 1)
+    set(KWSYS_CXX_HAS_ENVIRON_IN_STDLIB_H_COMPILED 1)
+    set(KWSYS_CXX_HAS_RLIMIT64_COMPILED 0)
+    set(KWSYS_CXX_HAS_SETENV_COMPILED 0)
+    set(KWSYS_CXX_HAS_UNSETENV_COMPILED 0)
+    set(KWSYS_CXX_HAS_UTIMENSAT_COMPILED 0)
+    set(KWSYS_CXX_HAS_UTIMES_COMPILED 0)
+    set(KWSYS_CXX_STAT_HAS_ST_MTIM_COMPILED 0)
+    set(KWSYS_CXX_STAT_HAS_ST_MTIMESPEC_COMPILED 0)
+    set(KWSYS_STL_HAS_WSTRING_COMPILED 1)
+    set(KWSYS_SYS_HAS_IFADDRS_H 0)
+  endif()
   add_subdirectory(Source/kwsys)
   set(kwsys_folder "Utilities/KWSys")
   CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE} "${kwsys_folder}")
@@ -438,6 +453,13 @@ macro (CMAKE_BUILD_UTILITIES)
   else()
     set(CMAKE_ZLIB_INCLUDES ${CMake_SOURCE_DIR}/Utilities)
     set(CMAKE_ZLIB_LIBRARIES cmzlib)
+    set(WITHOUT_ZLIB_DLL "")
+    set(WITHOUT_ZLIB_DLL_WITH_LIB cmzlib)
+    set(ZLIB_DLL "")
+    set(ZLIB_DLL_WITH_LIB cmzlib)
+    set(ZLIB_WINAPI "")
+    set(ZLIB_WINAPI_COMPILED 0)
+    set(ZLIB_WINAPI_WITH_LIB cmzlib)
     add_subdirectory(Utilities/cmzlib)
     CMAKE_SET_TARGET_FOLDER(cmzlib "Utilities/3rdParty")
   endif()
@@ -514,6 +536,11 @@ macro (CMAKE_BUILD_UTILITIES)
       set(BZIP2_INCLUDE_DIR
         "${CMAKE_CURRENT_SOURCE_DIR}/Utilities/cmbzip2")
       set(BZIP2_LIBRARIES cmbzip2)
+      set(BZIP2_NEED_PREFIX "")
+      set(USE_BZIP2_DLL "")
+      set(USE_BZIP2_DLL_WITH_LIB cmbzip2)
+      set(USE_BZIP2_STATIC "")
+      set(USE_BZIP2_STATIC_WITH_LIB cmbzip2)
       add_subdirectory(Utilities/cmbzip2)
       CMAKE_SET_TARGET_FOLDER(cmbzip2 "Utilities/3rdParty")
     endif()
@@ -699,10 +726,15 @@ if(NOT CMake_TEST_EXTERNAL_CMAKE)
     include(${CMake_SOURCE_DIR}/Tests/CMakeInstall.cmake)
   endif()
 
-  # no clue why we are testing for this here
-  include(CheckSymbolExists)
-  CHECK_SYMBOL_EXISTS(unsetenv "stdlib.h" HAVE_UNSETENV)
-  CHECK_SYMBOL_EXISTS(environ "stdlib.h" HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE)
+  # Checks for cmSystemTools.
+  if(WIN32)
+    set(HAVE_UNSETENV 0)
+    set(HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE 1)
+  else()
+    include(CheckSymbolExists)
+    CHECK_SYMBOL_EXISTS(unsetenv "stdlib.h" HAVE_UNSETENV)
+    CHECK_SYMBOL_EXISTS(environ "stdlib.h" HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE)
+  endif()
 endif()
 
 # CMAKE_TESTS_CDASH_SERVER: CDash server used by CMake/Tests.
diff --git a/Source/CMakeLists.txt b/Source/CMakeLists.txt
index 22d8032..1b6bb00 100644
--- a/Source/CMakeLists.txt
+++ b/Source/CMakeLists.txt
@@ -8,7 +8,9 @@ set(CMAKE_CXX_EXTENSIONS FALSE)
 
 include(CheckIncludeFile)
 # Check if we can build support for ELF parsing.
-if(CMAKE_CXX_PLATFORM_ID MATCHES "OpenBSD")
+if(WIN32)
+  set(HAVE_ELF_H 0)
+elseif(CMAKE_CXX_PLATFORM_ID MATCHES "OpenBSD")
   CHECK_INCLUDE_FILES("stdint.h;elf_abi.h" HAVE_ELF_H)
 else()
   CHECK_INCLUDE_FILE("elf.h" HAVE_ELF_H)
diff --git a/Utilities/cmThirdPartyChecks.cmake b/Utilities/cmThirdPartyChecks.cmake
index 0b57940..4ccfdfc 100644
--- a/Utilities/cmThirdPartyChecks.cmake
+++ b/Utilities/cmThirdPartyChecks.cmake
@@ -19,9 +19,10 @@ set(HAVE_STRFTIME 1)
 set(HAVE_STRING_H 1)
 set(HAVE_STRRCHR 1)
 set(HAVE_WCHAR_H 1)
-set(SIZEOF_INT 4)
-set(SIZEOF_LONG_LONG 8)
-set(SIZEOF_SHORT 2)
+
+# Used by TEST_BIG_ENDIAN.
+set(CMAKE_SIZEOF_UNSIGNED_SHORT 2)
+set(HAVE_CMAKE_SIZEOF_UNSIGNED_SHORT 1)
 
 if(WIN32)
   # Results for builds targeting Windows platforms.
@@ -151,7 +152,7 @@ if(WIN32)
   set(HAVE_READLINK 0)
   set(HAVE_READLINKAT 0)
   set(HAVE_READPASSPHRASE 0)
-  set(HAVE_READPASSPHRASE 0)
+  set(HAVE_READPASSPHRASE_H 0)
   set(HAVE_REGEX_H 0)
   set(HAVE_RSA_H 0)
   set(HAVE_SELECT 0)
@@ -260,6 +261,13 @@ if(WIN32)
   # curl and expat: stdlib.h, stdarg.h, string.h, float.h
   set(STDC_HEADERS 1)
 
+  # UNIX device APIs do not exist on Windows.
+  set(MAJOR_IN_MKDEV 0)
+  set(MAJOR_IN_SYSMACROS 0)
+
+  # FreeBSD libmd does not exist on Windows.
+  set(LIBMD_FOUND 0)
+
   # libarchive looks for external hash implementations.
   set(ARCHIVE_CRYPTO_MD5_LIBC 0)
   set(ARCHIVE_CRYPTO_MD5_LIBMD 0)
diff --git a/Utilities/cmexpat/ConfigureChecks.cmake b/Utilities/cmexpat/ConfigureChecks.cmake
index d85e48c..4da252c 100644
--- a/Utilities/cmexpat/ConfigureChecks.cmake
+++ b/Utilities/cmexpat/ConfigureChecks.cmake
@@ -44,14 +44,6 @@ else(WORDS_BIGENDIAN)
     set(BYTEORDER 1234)
 endif(WORDS_BIGENDIAN)
 
-if(HAVE_SYS_TYPES_H)
-    check_symbol_exists("off_t" "sys/types.h" OFF_T)
-    check_symbol_exists("size_t" "sys/types.h" SIZE_T)
-else(HAVE_SYS_TYPES_H)
-    set(OFF_T "long")
-    set(SIZE_T "unsigned")
-endif(HAVE_SYS_TYPES_H)
-
 check_c_source_compiles("
         #include <stdlib.h>  /* for NULL */
         #include <unistd.h>  /* for syscall */
@@ -61,6 +53,3 @@ check_c_source_compiles("
             return 0;
         }"
     HAVE_SYSCALL_GETRANDOM)
-
-check_c_compiler_flag("-fno-strict-aliasing" FLAG_NO_STRICT_ALIASING)
-check_c_compiler_flag("-fvisibility=hidden" FLAG_VISIBILITY)
diff --git a/Utilities/cmexpat/expat_config.h.cmake b/Utilities/cmexpat/expat_config.h.cmake
index 795b607..e91861e 100644
--- a/Utilities/cmexpat/expat_config.h.cmake
+++ b/Utilities/cmexpat/expat_config.h.cmake
@@ -86,9 +86,3 @@
 #ifdef _MSC_VER
 #  define __func__ __FUNCTION__
 #endif
-
-/* Define to `long' if <sys/types.h> does not define. */
-#cmakedefine off_t @OFF_T@
-
-/* Define to `unsigned' if <sys/types.h> does not define. */
-#cmakedefine size_t @SIZE_T@
diff --git a/Utilities/cmlibarchive/build/cmake/config.h.in b/Utilities/cmlibarchive/build/cmake/config.h.in
index e889781..f38601f 100644
--- a/Utilities/cmlibarchive/build/cmake/config.h.in
+++ b/Utilities/cmlibarchive/build/cmake/config.h.in
@@ -1118,34 +1118,34 @@
 #include <cm3p/kwiml/int.h>
 
 #ifndef KWIML_INT_HAVE_INT64_T
-# define int64_t KWIML_INT_int64_t
+typedef KWIML_INT_int64_t int64_t;
 #endif
 #ifndef KWIML_INT_HAVE_INT32_T
-# define int32_t KWIML_INT_int32_t
+typedef KWIML_INT_int32_t int32_t;
 #endif
 #ifndef KWIML_INT_HAVE_INT16_T
-# define int16_t KWIML_INT_int16_t
+typedef KWIML_INT_int16_t int16_t;
 #endif
 #ifndef KWIML_INT_HAVE_INT8_T
-# define int8_t KWIML_INT_int8_t
+typedef KWIML_INT_int8_t int8_t;
 #endif
 #ifndef KWIML_INT_HAVE_INTPTR_T
-# define intptr_t KWIML_INT_intptr_t
+typedef KWIML_INT_intptr_t intptr_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT64_T
-# define uint64_t KWIML_INT_uint64_t
+typedef KWIML_INT_uint64_t uint64_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT32_T
-# define uint32_t KWIML_INT_uint32_t
+typedef KWIML_INT_uint32_t uint32_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT16_T
-# define uint16_t KWIML_INT_uint16_t
+typedef KWIML_INT_uint16_t uint16_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT8_T
-# define uint8_t KWIML_INT_uint8_t
+typedef KWIML_INT_uint8_t uint8_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINTPTR_T
-# define uintptr_t KWIML_INT_uintptr_t
+typedef KWIML_INT_uintptr_t uintptr_t;
 #endif
 
 /* Define to 1 if you have the <stdint.h> header file. */
diff --git a/Utilities/cmliblzma/config.h.in b/Utilities/cmliblzma/config.h.in
index 8e4dc93..20916ca 100644
--- a/Utilities/cmliblzma/config.h.in
+++ b/Utilities/cmliblzma/config.h.in
@@ -6,31 +6,31 @@
 #include <cm3p/kwiml/int.h>
 
 #ifndef KWIML_INT_HAVE_INT64_T
-# define int64_t KWIML_INT_int64_t
+typedef KWIML_INT_int64_t int64_t;
 #endif
 #ifndef KWIML_INT_HAVE_INT32_T
-# define int32_t KWIML_INT_int32_t
+typedef KWIML_INT_int32_t int32_t;
 #endif
 #ifndef KWIML_INT_HAVE_INT16_T
-# define int16_t KWIML_INT_int16_t
+typedef KWIML_INT_int16_t int16_t;
 #endif
 #ifndef KWIML_INT_HAVE_INT8_T
-# define int8_t KWIML_INT_int8_t
+typedef KWIML_INT_int8_t int8_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT64_T
-# define uint64_t KWIML_INT_uint64_t
+typedef KWIML_INT_uint64_t uint64_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT32_T
-# define uint32_t KWIML_INT_uint32_t
+typedef KWIML_INT_uint32_t uint32_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT16_T
-# define uint16_t KWIML_INT_uint16_t
+typedef KWIML_INT_uint16_t uint16_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINT8_T
-# define uint8_t KWIML_INT_uint8_t
+typedef KWIML_INT_uint8_t uint8_t;
 #endif
 #ifndef KWIML_INT_HAVE_UINTPTR_T
-# define uintptr_t KWIML_INT_uintptr_t
+typedef KWIML_INT_uintptr_t uintptr_t;
 #endif
 
 #cmakedefine WORDS_BIGENDIAN 1