Fix `ssize_t` for mingw; ref #5030

Legacy MinGW and MinGW-w64 had own `ssize_t`.

Fix `ssize_t` for mingw; ref #5030
Legacy MinGW and MinGW-w64 had own `ssize_t`.
5df95e8d · dearblue · 99bb2154 · 5df95e8d
Commit 5df95e8d authored Jul 12, 2020 by dearblue
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mrbgems/mruby-io/src/io.c mrbgems/mruby-io/src/io.c +3 -0

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--- a/mrbgems/mruby-io/src/io.c
+++ b/mrbgems/mruby-io/src/io.c
@@ -33,7 +33,10 @@
  typedef long fsuseconds_t;
  typedef int fmode_t;
  typedef int mrb_io_read_write_size;
+  #if !defined(_SSIZE_T_) && !defined(_SSIZE_T_DEFINED) && \
+      !defined(__have_typedef_ssize_t)
  typedef SSIZE_T ssize_t;
+  #endif

  #ifndef O_TMPFILE
    #define O_TMPFILE O_TEMPORARY