diff options
Diffstat (limited to 'gnulib/lib/xsize.h')
| -rw-r--r-- | gnulib/lib/xsize.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/gnulib/lib/xsize.h b/gnulib/lib/xsize.h index 515327e9..2922f353 100644 --- a/gnulib/lib/xsize.h +++ b/gnulib/lib/xsize.h @@ -1,6 +1,6 @@ /* xsize.h -- Checked size_t computations. - Copyright (C) 2003, 2008-2012 Free Software Foundation, Inc. + Copyright (C) 2003, 2008-2013 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -27,6 +27,11 @@ # include <stdint.h> #endif +_GL_INLINE_HEADER_BEGIN +#ifndef XSIZE_INLINE +# define XSIZE_INLINE _GL_INLINE +#endif + /* The size of memory objects is often computed through expressions of type size_t. Example: void* p = malloc (header_size + n * element_size). @@ -48,7 +53,7 @@ ((N) <= SIZE_MAX ? (size_t) (N) : SIZE_MAX) /* Sum of two sizes, with overflow check. */ -static inline size_t +XSIZE_INLINE size_t #if __GNUC__ >= 3 __attribute__ ((__pure__)) #endif @@ -59,7 +64,7 @@ xsum (size_t size1, size_t size2) } /* Sum of three sizes, with overflow check. */ -static inline size_t +XSIZE_INLINE size_t #if __GNUC__ >= 3 __attribute__ ((__pure__)) #endif @@ -69,7 +74,7 @@ xsum3 (size_t size1, size_t size2, size_t size3) } /* Sum of four sizes, with overflow check. */ -static inline size_t +XSIZE_INLINE size_t #if __GNUC__ >= 3 __attribute__ ((__pure__)) #endif @@ -79,7 +84,7 @@ xsum4 (size_t size1, size_t size2, size_t size3, size_t size4) } /* Maximum of two sizes, with overflow check. */ -static inline size_t +XSIZE_INLINE size_t #if __GNUC__ >= 3 __attribute__ ((__pure__)) #endif @@ -92,7 +97,7 @@ xmax (size_t size1, size_t size2) /* Multiplication of a count with an element size, with overflow check. The count must be >= 0 and the element size must be > 0. - This is a macro, not an inline function, so that it works correctly even + This is a macro, not a function, so that it works correctly even when N is of a wider type and N > SIZE_MAX. */ #define xtimes(N, ELSIZE) \ ((N) <= SIZE_MAX / (ELSIZE) ? (size_t) (N) * (ELSIZE) : SIZE_MAX) @@ -104,4 +109,6 @@ xmax (size_t size1, size_t size2) #define size_in_bounds_p(SIZE) \ ((SIZE) != SIZE_MAX) +_GL_INLINE_HEADER_END + #endif /* _XSIZE_H */ |