From ce216e062c95dafe87df1edc638f45b61ebe3a03 Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@kth.se>
Date: Mon, 11 Jul 2016 20:00:22 +0200
Subject: Use *_MAX instead of __WORDSIZE
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Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 src/libmdsserver/client-list.c |  2 +-
 src/libmdsserver/linked-list.c |  2 +-
 src/libmdsserver/macro-bits.h  | 35 +++++++++++++++--------------------
 src/libmdsserver/mds-message.c |  2 +-
 4 files changed, 18 insertions(+), 23 deletions(-)

(limited to 'src/libmdsserver')

diff --git a/src/libmdsserver/client-list.c b/src/libmdsserver/client-list.c
index 4a32b57..30e0832 100644
--- a/src/libmdsserver/client-list.c
+++ b/src/libmdsserver/client-list.c
@@ -47,7 +47,7 @@ static size_t to_power_of_two(size_t value)
   value |= value >> 4;
   value |= value >> 8;
   value |= value >> 16;
-#if __WORDSIZE == 64
+#if SIZE_MAX == UINT64_MAX
   value |= value >> 32;
 #endif
   return value + 1;
diff --git a/src/libmdsserver/linked-list.c b/src/libmdsserver/linked-list.c
index 3b60e83..6921951 100644
--- a/src/libmdsserver/linked-list.c
+++ b/src/libmdsserver/linked-list.c
@@ -47,7 +47,7 @@ static size_t to_power_of_two(size_t value)
   value |= value >> 4;
   value |= value >> 8;
   value |= value >> 16;
-#if __WORDSIZE == 64
+#if SIZE_MAX == UINT64_MAX
   value |= value >> 32;
 #endif
   return value + 1;
diff --git a/src/libmdsserver/macro-bits.h b/src/libmdsserver/macro-bits.h
index 07ed8c0..abfb34a 100644
--- a/src/libmdsserver/macro-bits.h
+++ b/src/libmdsserver/macro-bits.h
@@ -19,18 +19,11 @@
 #define MDS_LIBMDSSERVER_MACRO_BITS_H
 
 
+#include <limits.h>
 #include <stdint.h>
 #include <stddef.h>
 
 
-#ifndef __WORDSIZE
-# if defined(__x86_64__) && !defined(__ILP32__)
-#  define __WORDSIZE  64
-# else
-#  define __WORDSIZE  32
-# endif
-#endif
-
 
 /**
  * Convert the beginning of a `const char*` to a `size_t`
@@ -120,7 +113,7 @@
  */
 # define atou16(str)  ((uint16_t)atou(str))
 
-#if __WORDSIZE == 64
+#if UINT_MAX == UINT32_MAX
 /**
  * Convert the beginning of a `const char*` to an `int32_t`
  * 
@@ -136,39 +129,41 @@
  * @return                   The integer at the beginning of the string
  */
 # define atou32(str)  ((uint32_t)atou(str))
-
+#else
 /**
- * Convert the beginning of a `const char*` to an `int64_t`
+ * Convert the beginning of a `const char*` to an `int32_t`
  * 
  * @param   str:const char*  The string that begins with an integer
  * @return                   The integer at the beginning of the string
  */
-# define ato64(str)   ((int64_t)atol(str))
+# define ato32(str)   ((int32_t)atol(str))
 
 /**
- * Convert the beginning of a `const char*` to an `uint64_t`
+ * Convert the beginning of a `const char*` to an `uint32_t`
  * 
  * @param   str:const char*  The string that begins with an integer
  * @return                   The integer at the beginning of the string
  */
-# define atou64(str)  ((uint64_t)atoul(str))
-#else
+# define atou32(str)  ((uint32_t)atoul(str))
+#endif
+
+#if ULONG_MAX == UINT64_MAX
 /**
- * Convert the beginning of a `const char*` to an `int32_t`
+ * Convert the beginning of a `const char*` to an `int64_t`
  * 
  * @param   str:const char*  The string that begins with an integer
  * @return                   The integer at the beginning of the string
  */
-# define ato32(str)   ((int32_t)atol(str))
+# define ato64(str)   ((int64_t)atol(str))
 
 /**
- * Convert the beginning of a `const char*` to an `uint32_t`
+ * Convert the beginning of a `const char*` to an `uint64_t`
  * 
  * @param   str:const char*  The string that begins with an integer
  * @return                   The integer at the beginning of the string
  */
-# define atou32(str)  ((uint32_t)atoul(str))
-
+# define atou64(str)  ((uint64_t)atoul(str))
+#else
 /**
  * Convert the beginning of a `const char*` to an `int64_t`
  * 
diff --git a/src/libmdsserver/mds-message.c b/src/libmdsserver/mds-message.c
index e610bc0..5f2c536 100644
--- a/src/libmdsserver/mds-message.c
+++ b/src/libmdsserver/mds-message.c
@@ -516,7 +516,7 @@ int mds_message_unmarshal(mds_message_t* restrict this, char* restrict data)
       this->buffer_size |= this->buffer_size >> 4;
       this->buffer_size |= this->buffer_size >> 8;
       this->buffer_size |= this->buffer_size >> 16;
-#if __WORDSIZE == 64
+#if SIZE_MAX == UINT64_MAX
       this->buffer_size |= this->buffer_size >> 32;
 #endif
       this->buffer_size += 1;
-- 
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