build (windows): define ssize_t more consistently, skip test_clear

Based on a patch by Khachik Shahzadyan <[email protected]>

Author: jgriffiths

_cmake/config.h.in

@@ -77,6 +77,13 @@
 # endif
 #endif
 
+#if defined (_WIN32) && !defined(_SSIZE_T_DECLARED) && !defined(_ssize_t) && !defined(ssize_t)
+#if defined(_WIN64)
+typedef __int64 ssize_t;
+#else
+typedef long ssize_t;
+#endif
+#endif
 
 #include "ccan_config.h"
-#endif /*LIBWALLYCORE_CONFIG_H*/
+#endif /* LIBWALLYCORE_CONFIG_H */

src/amalgamation/windows_config/config.h

@@ -10,8 +10,12 @@
 
 #define HAVE_UNALIGNED_ACCESS 1
 
-#if (!defined(_SSIZE_T_DECLARED)) && (!defined(_ssize_t)) && (!defined(ssize_t))
-#define ssize_t long long
+#if defined (_WIN32) && !defined(_SSIZE_T_DECLARED) && !defined(_ssize_t) && !defined(ssize_t)
+#if defined(_WIN64)
+typedef __int64 ssize_t;
+#else
+typedef long ssize_t;
+#endif
 #endif
 
 #include "ccan_config.h"

src/ctest/_CMakeLists.txt

@@ -5,10 +5,12 @@ target_include_directories(test_bech32 PRIVATE ${CMAKE_BINARY_DIR})
 target_link_libraries(test_bech32 PRIVATE wallycore)
 add_test(test_bech32 test_bech32)
 
-add_executable(test_clear test_clear.c)
-target_include_directories(test_clear PRIVATE ${CMAKE_BINARY_DIR})
-target_link_libraries(test_clear PRIVATE wallycore pthread)
-add_test(test_clear test_clear)
+if(NOT WIN32)
+    add_executable(test_clear test_clear.c)
+    target_include_directories(test_clear PRIVATE ${CMAKE_BINARY_DIR})
+    target_link_libraries(test_clear PRIVATE wallycore pthread)
+    add_test(test_clear test_clear)
+endif()
 
 add_executable(test_coinselection test_coinselection.c)
 target_include_directories(test_coinselection PRIVATE ${CMAKE_BINARY_DIR})