From d29ba6f45086703fdcb894532848ada3427dfde6 Mon Sep 17 00:00:00 2001
From: Darren Tucker <dtucker@zip.com.au>
Date: Mon, 1 May 2017 13:53:07 +1000
Subject: Define INT32_MAX and INT64_MAX if needed.

---
 defines.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'defines.h')

diff --git a/defines.h b/defines.h
index c89f85a8..0420a7e8 100644
--- a/defines.h
+++ b/defines.h
@@ -328,6 +328,28 @@ typedef unsigned int size_t;
 #define SIZE_MAX SIZE_T_MAX
 #endif
 
+#ifndef INT32_MAX
+# if (SIZEOF_INT == 4)
+#  define INT32_MAX INT_MAX
+# elif (SIZEOF_LONG == 4)
+#  define INT32_MAX LONG_MAX
+# else
+#  error "need INT32_MAX"
+# endif
+#endif
+
+#ifndef INT64_MAX
+# if (SIZEOF_INT == 8)
+#  define INT64_MAX INT_MAX
+# elif (SIZEOF_LONG == 8)
+#  define INT64_MAX LONG_MAX
+# elif (SIZEOF_LONG_LONG_INT == 8)
+#  define INT64_MAX LLONG_MAX
+# else
+#  error "need INT64_MAX"
+# endif
+#endif
+
 #ifndef HAVE_SSIZE_T
 typedef int ssize_t;
 # define HAVE_SSIZE_T
-- 
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