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some changes to hcl-prv.h

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hyung-hwan 2022-07-19 02:58:28 +00:00
parent fb9e2b05ac
commit 35133f58af
1 changed files with 38 additions and 12 deletions
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40
lib/hcl-prv.h
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@ -98,21 +98,47 @@
# define HCL_MEMCMP(dst,src,size) memcmp(dst,src,size) # define HCL_MEMCMP(dst,src,size) memcmp(dst,src,size)
# endif # endif
#elif defined(__GNUC__) && (__GNUC__ >= 3 || (defined(__GNUC_MINOR) && __GNUC__ == 2 && __GNUC_MINOR__ >= 91))
/* gcc 2.91 or higher */
# define HCL_MEMSET(dst,src,size) __builtin_memset(dst,src,size)
# define HCL_MEMCPY(dst,src,size) __builtin_memcpy(dst,src,size)
# define HCL_MEMMOVE(dst,src,size) __builtin_memmove(dst,src,size)
# define HCL_MEMCMP(dst,src,size) __builtin_memcmp(dst,src,size)
#else #else
/* g++ 2.95 had a problem with __builtin_memxxx functions:
* implicit declaration of function `__builtin_memmove' */
# if defined(__cplusplus) && defined(__GNUC__) && (__GNUC__ <= 2)
# undef HAVE___BUILTIN_MEMSET
# undef HAVE___BUILTIN_MEMCPY
# undef HAVE___BUILTIN_MEMMOVE
# undef HAVE___BUILTIN_MEMCMP
# endif
# if !defined(HAVE___BUILTIN_MEMSET) || \
!defined(HAVE___BUILTIN_MEMCPY) || \
!defined(HAVE___BUILTIN_MEMMOVE) || \
!defined(HAVE___BUILTIN_MEMCMP)
# include <string.h> # include <string.h>
# endif
# if defined(HAVE___BUILTIN_MEMSET)
# define HCL_MEMSET(dst,src,size) __builtin_memset(dst,src,size)
# else
# define HCL_MEMSET(dst,src,size) memset(dst,src,size) # define HCL_MEMSET(dst,src,size) memset(dst,src,size)
# endif
# if defined(HAVE___BUILTIN_MEMCPY)
# define HCL_MEMCPY(dst,src,size) __builtin_memcpy(dst,src,size)
# else
# define HCL_MEMCPY(dst,src,size) memcpy(dst,src,size) # define HCL_MEMCPY(dst,src,size) memcpy(dst,src,size)
# endif
# if defined(HAVE___BUILTIN_MEMMOVE)
# define HCL_MEMMOVE(dst,src,size) __builtin_memmove(dst,src,size)
# else
# define HCL_MEMMOVE(dst,src,size) memmove(dst,src,size) # define HCL_MEMMOVE(dst,src,size) memmove(dst,src,size)
# endif
# if defined(HAVE___BUILTIN_MEMCMP)
# define HCL_MEMCMP(dst,src,size) __builtin_memcmp(dst,src,size)
# else
# define HCL_MEMCMP(dst,src,size) memcmp(dst,src,size) # define HCL_MEMCMP(dst,src,size) memcmp(dst,src,size)
# endif # endif
#endif
#if defined(HCL_LIMIT_OBJ_SIZE) #if defined(HCL_LIMIT_OBJ_SIZE)
/* limit the maximum object size such that: /* limit the maximum object size such that:
* 1. an index to an object field can be represented in a small integer. * 1. an index to an object field can be represented in a small integer.