[emscripten] Use long instead of int for ssize_t (#880)

This was recently changed in emscripten. It seems that ssize_t can be used directly now, so defining it is only necessary for MSVC.
WebAssembly · Jul 25, 2018 · fc02537 · fc02537
1 parent 847d112
commit fc02537
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Showing 2 changed files with 4 additions and 9 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -61,14 +61,9 @@ if (WIN32)
   check_symbol_exists(ENABLE_VIRTUAL_TERMINAL_PROCESSING "windows.h" HAVE_WIN32_VT100)
 endif ()
 
-if (EMSCRIPTEN)
-  set(SIZEOF_SSIZE_T 4)
-  set(SIZEOF_SIZE_T 4)
-else ()
-  include(CheckTypeSize)
-  check_type_size(ssize_t SSIZE_T)
-  check_type_size(size_t SIZEOF_SIZE_T)
-endif ()
+include(CheckTypeSize)
+check_type_size(ssize_t SSIZE_T)
+check_type_size(size_t SIZEOF_SIZE_T)
 
 configure_file(
   ${WABT_SOURCE_DIR}/src/config.h.in

diff --git a/src/config.h.in b/src/config.h.in
@@ -279,7 +279,7 @@ int wabt_vsnprintf(char* str, size_t size, const char* format, va_list ap);
 #endif
 
 #if !HAVE_SSIZE_T
-typedef int ssize_t;
+typedef long ssize_t;
 #endif
 
 #if !HAVE_STRCASECMP