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KWIML: Generalize interface to report broken integer literal macros 

The <inttypes.h> header on some platforms define the integer literal
macros incorrectly for some of the integer types.  Generalize the
documented interface reporting broken U/INT64_C to all integer sizes.
This commit is contained in:
Brad King 2012-06-20 08:17:05 -04:00
parent 6240f853a3
commit 539064d4f7
1 changed files with 10 additions and 9 deletions
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19
INT.h.in
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@ -91,10 +91,11 @@ An includer may test the following macros after inclusion:
Some compilers define integer format macros incorrectly for their
own formatted print/scan implementations.
@KWIML@_INT_BROKEN_INT64_C = macro INT64_C is incorrect if defined
@KWIML@_INT_BROKEN_UINT64_C = macro UINT64_C is incorrect if defined
@KWIML@_INT_BROKEN_INT#_C = macro INT#_C is incorrect if defined
@KWIML@_INT_BROKEN_UINT#_C = macro UINT#_C is incorrect if defined
Some compilers define integer constant macros incorrectly and
cannot handle literals as large as the integer type.
cannot handle literals as large as the integer type or even
produce bad preprocessor syntax.
@KWIML@_INT_BROKEN_INT8_T = type 'int8_t' is available but incorrect
Some compilers have a flag to make 'char' (un)signed but do not account
@ -341,12 +342,12 @@ An includer may test the following macros after inclusion:
#endif
/* 8-bit constants */
#if defined(INT8_C)
#if defined(INT8_C) && !defined(@KWIML@_INT_BROKEN_INT8_C)
# define @KWIML@_INT_INT8_C(c) INT8_C(c)
#else
# define @KWIML@_INT_INT8_C(c) c
#endif
#if defined(UINT8_C)
#if defined(UINT8_C) && !defined(@KWIML@_INT_BROKEN_UINT8_C)
# define @KWIML@_INT_UINT8_C(c) UINT8_C(c)
#else
# define @KWIML@_INT_UINT8_C(c) c ## u
@ -435,12 +436,12 @@ An includer may test the following macros after inclusion:
#endif
/* 16-bit constants */
#if defined(INT16_C)
#if defined(INT16_C) && !defined(@KWIML@_INT_BROKEN_INT16_C)
# define @KWIML@_INT_INT16_C(c) INT16_C(c)
#else
# define @KWIML@_INT_INT16_C(c) c
#endif
#if defined(UINT16_C)
#if defined(UINT16_C) && !defined(@KWIML@_INT_BROKEN_UINT16_C)
# define @KWIML@_INT_UINT16_C(c) UINT16_C(c)
#else
# define @KWIML@_INT_UINT16_C(c) c ## u
@ -529,12 +530,12 @@ An includer may test the following macros after inclusion:
#endif
/* 32-bit constants */
#if defined(INT32_C)
#if defined(INT32_C) && !defined(@KWIML@_INT_BROKEN_INT32_C)
# define @KWIML@_INT_INT32_C(c) INT32_C(c)
#else
# define @KWIML@_INT_INT32_C(c) c
#endif
#if defined(UINT32_C)
#if defined(UINT32_C) && !defined(@KWIML@_INT_BROKEN_UINT32_C)
# define @KWIML@_INT_UINT32_C(c) UINT32_C(c)
#else
# define @KWIML@_INT_UINT32_C(c) c ## u