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-rw-r--r--bits/wordsize.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/bits/wordsize.h b/bits/wordsize.h
index 9ef0e8526a..14edae3a11 100644
--- a/bits/wordsize.h
+++ b/bits/wordsize.h
@@ -1 +1,27 @@
#error "This file must be written based on the data type sizes of the target"
+
+/* The following entries are a template for what defines should be in the
+ wordsize.h header file for a target. */
+
+/* Size in bits of the 'long int' and pointer types. */
+#define __WORDSIZE
+
+/* This should be set to 1 if __WORDSIZE is 32 and size_t is type
+ 'unsigned long' instead of type 'unsigned int'. This will ensure
+ that SIZE_MAX is defined as an unsigned long constant instead of an
+ unsigned int constant. Set to 0 if __WORDSIZE is 32 and size_t is
+ 'unsigned int' and leave undefined if __WORDSIZE is 64. */
+#define __WORDSIZE32_SIZE_ULONG
+
+/* This should be set to 1 if __WORDSIZE is 32 and ptrdiff_t is type 'long'
+ instead of type 'int'. This will ensure that PTRDIFF_MIN and PTRDIFF_MAX
+ are defined as long constants instead of int constants. Set to 0 if
+ __WORDSIZE is 32 and ptrdiff_t is type 'int' and leave undefined if
+ __WORDSIZE is 64. */
+#define __WORDSIZE32_PTRDIFF_LONG
+
+/* Set to 1 in order to force time types to be 32 bits instead of 64 bits in
+ struct lastlog and struct utmp{,x} on 64-bit ports. This may be done in
+ order to make 64-bit ports compatible with 32-bit ports. Set to 0 for
+ 64-bit ports where the time types are 64-bits or for any 32-bit ports. */
+#define __WORDSIZE_TIME64_COMPAT32