diff options
Diffstat (limited to 'macros/texinfo/texinfo/gnulib/lib/xalloc.h')
-rw-r--r-- | macros/texinfo/texinfo/gnulib/lib/xalloc.h | 38 |
1 files changed, 23 insertions, 15 deletions
diff --git a/macros/texinfo/texinfo/gnulib/lib/xalloc.h b/macros/texinfo/texinfo/gnulib/lib/xalloc.h index fc7e86bd89..7ab68f4e6c 100644 --- a/macros/texinfo/texinfo/gnulib/lib/xalloc.h +++ b/macros/texinfo/texinfo/gnulib/lib/xalloc.h @@ -1,6 +1,6 @@ /* xalloc.h -- malloc with out-of-memory checking - Copyright (C) 1990-2000, 2003-2004, 2006-2019 Free Software Foundation, Inc. + Copyright (C) 1990-2000, 2003-2004, 2006-2021 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 @@ -31,24 +31,24 @@ _GL_INLINE_HEADER_BEGIN # define XALLOC_INLINE _GL_INLINE #endif + #ifdef __cplusplus extern "C" { #endif -#if ! defined __clang__ && \ - (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) -# define _GL_ATTRIBUTE_ALLOC_SIZE(args) __attribute__ ((__alloc_size__ args)) -#else -# define _GL_ATTRIBUTE_ALLOC_SIZE(args) -#endif +#if GNULIB_XALLOC_DIE /* This function is always triggered when memory is exhausted. It must be defined by the application, either explicitly or by using gnulib's xalloc-die module. This is the function to call when one wants the program to die because of a memory allocation failure. */ -extern _Noreturn void xalloc_die (void); +/*extern*/ _Noreturn void xalloc_die (void); + +#endif /* GNULIB_XALLOC_DIE */ + +#if GNULIB_XALLOC void *xmalloc (size_t s) _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_ALLOC_SIZE ((1)); @@ -71,23 +71,23 @@ char *xstrdup (char const *str) /* Allocate an object of type T dynamically, with error checking. */ /* extern t *XMALLOC (typename t); */ -#define XMALLOC(t) ((t *) xmalloc (sizeof (t))) +# define XMALLOC(t) ((t *) xmalloc (sizeof (t))) /* Allocate memory for N elements of type T, with error checking. */ /* extern t *XNMALLOC (size_t n, typename t); */ -#define XNMALLOC(n, t) \ - ((t *) (sizeof (t) == 1 ? xmalloc (n) : xnmalloc (n, sizeof (t)))) +# define XNMALLOC(n, t) \ + ((t *) (sizeof (t) == 1 ? xmalloc (n) : xnmalloc (n, sizeof (t)))) /* Allocate an object of type T dynamically, with error checking, and zero it. */ /* extern t *XZALLOC (typename t); */ -#define XZALLOC(t) ((t *) xzalloc (sizeof (t))) +# define XZALLOC(t) ((t *) xzalloc (sizeof (t))) /* Allocate memory for N elements of type T, with error checking, and zero it. */ /* extern t *XCALLOC (size_t n, typename t); */ -#define XCALLOC(n, t) \ - ((t *) (sizeof (t) == 1 ? xzalloc (n) : xcalloc (n, sizeof (t)))) +# define XCALLOC(n, t) \ + ((t *) (sizeof (t) == 1 ? xzalloc (n) : xcalloc (n, sizeof (t)))) /* Allocate an array of N objects, each with S bytes of memory, @@ -218,8 +218,15 @@ xcharalloc (size_t n) return XNMALLOC (n, char); } +#endif /* GNULIB_XALLOC */ + + #ifdef __cplusplus } +#endif + + +#if GNULIB_XALLOC && defined __cplusplus /* C++ does not allow conversions from void * to other pointer types without a cast. Use templates to work around the problem when @@ -255,7 +262,8 @@ xmemdup (T const *p, size_t s) return (T *) xmemdup ((void const *) p, s); } -#endif +#endif /* GNULIB_XALLOC && C++ */ + _GL_INLINE_HEADER_END |