diff options
Diffstat (limited to 'lib/stdlib.in.h')
-rw-r--r-- | lib/stdlib.in.h | 66 |
1 files changed, 54 insertions, 12 deletions
diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h index d86a88071..a86643c3c 100644 --- a/lib/stdlib.in.h +++ b/lib/stdlib.in.h @@ -1,6 +1,6 @@ /* A GNU-like <stdlib.h>. - Copyright (C) 1995, 2001-2004, 2006-2021 Free Software Foundation, Inc. + Copyright (C) 1995, 2001-2004, 2006-2022 Free Software Foundation, Inc. This file is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as @@ -99,6 +99,35 @@ struct random_data # include <unistd.h> #endif +/* _GL_ATTRIBUTE_DEALLOC (F, I) declares that the function returns pointers + that can be freed by passing them as the Ith argument to the + function F. */ +#ifndef _GL_ATTRIBUTE_DEALLOC +# if __GNUC__ >= 11 +# define _GL_ATTRIBUTE_DEALLOC(f, i) __attribute__ ((__malloc__ (f, i))) +# else +# define _GL_ATTRIBUTE_DEALLOC(f, i) +# endif +#endif + +/* _GL_ATTRIBUTE_DEALLOC_FREE declares that the function returns pointers that + can be freed via 'free'; it can be used only after declaring 'free'. */ +/* Applies to: functions. Cannot be used on inline functions. */ +#ifndef _GL_ATTRIBUTE_DEALLOC_FREE +# define _GL_ATTRIBUTE_DEALLOC_FREE _GL_ATTRIBUTE_DEALLOC (free, 1) +#endif + +/* _GL_ATTRIBUTE_MALLOC declares that the function returns a pointer to freshly + allocated memory. */ +/* Applies to: functions. */ +#ifndef _GL_ATTRIBUTE_MALLOC +# if __GNUC__ >= 3 || defined __clang__ +# define _GL_ATTRIBUTE_MALLOC __attribute__ ((__malloc__)) +# else +# define _GL_ATTRIBUTE_MALLOC +# endif +#endif + /* The __attribute__ feature is available in gcc versions 2.5 and later. The attribute __pure__ was added in gcc 2.96. */ #ifndef _GL_ATTRIBUTE_PURE @@ -155,7 +184,11 @@ _GL_WARN_ON_USE (_Exit, "_Exit is unportable - " # undef free # define free rpl_free # endif +# if defined __cplusplus && (__GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2) +_GL_FUNCDECL_RPL (free, void, (void *ptr) throw ()); +# else _GL_FUNCDECL_RPL (free, void, (void *ptr)); +# endif _GL_CXXALIAS_RPL (free, void, (void *ptr)); # else _GL_CXXALIAS_SYS (free, void, (void *ptr)); @@ -231,7 +264,8 @@ _GL_WARN_ON_USE (atoll, "atoll is unportable - " #endif #if @GNULIB_CALLOC_POSIX@ -# if @REPLACE_CALLOC@ +# if (@GNULIB_CALLOC_POSIX@ && @REPLACE_CALLOC_FOR_CALLOC_POSIX@) \ + || (@GNULIB_CALLOC_GNU@ && @REPLACE_CALLOC_FOR_CALLOC_GNU@) # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef calloc # define calloc rpl_calloc @@ -445,7 +479,8 @@ _GL_WARN_ON_USE (grantpt, "grantpt is not portable - " by never specifying a zero size), so it does not need malloc or realloc to be redefined. */ #if @GNULIB_MALLOC_POSIX@ -# if @REPLACE_MALLOC@ +# if (@GNULIB_MALLOC_POSIX@ && @REPLACE_MALLOC_FOR_MALLOC_POSIX@) \ + || (@GNULIB_MALLOC_GNU@ && @REPLACE_MALLOC_FOR_MALLOC_GNU@) # if !((defined __cplusplus && defined GNULIB_NAMESPACE) \ || _GL_USE_STDLIB_ALLOC) # undef malloc @@ -799,29 +834,35 @@ _GL_CXXALIASWARN (putenv); /* Sort an array of NMEMB elements, starting at address BASE, each element occupying SIZE bytes, in ascending order according to the comparison function COMPARE. */ +# ifdef __cplusplus +extern "C" { +# endif +# if !GNULIB_defined_qsort_r_fn_types +typedef int (*_gl_qsort_r_compar_fn) (void const *, void const *, void *); +# define GNULIB_defined_qsort_r_fn_types 1 +# endif +# ifdef __cplusplus +} +# endif # if @REPLACE_QSORT_R@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef qsort_r # define qsort_r rpl_qsort_r # endif _GL_FUNCDECL_RPL (qsort_r, void, (void *base, size_t nmemb, size_t size, - int (*compare) (void const *, void const *, - void *), + _gl_qsort_r_compar_fn compare, void *arg) _GL_ARG_NONNULL ((1, 4))); _GL_CXXALIAS_RPL (qsort_r, void, (void *base, size_t nmemb, size_t size, - int (*compare) (void const *, void const *, - void *), + _gl_qsort_r_compar_fn compare, void *arg)); # else # if !@HAVE_QSORT_R@ _GL_FUNCDECL_SYS (qsort_r, void, (void *base, size_t nmemb, size_t size, - int (*compare) (void const *, void const *, - void *), + _gl_qsort_r_compar_fn compare, void *arg) _GL_ARG_NONNULL ((1, 4))); # endif _GL_CXXALIAS_SYS (qsort_r, void, (void *base, size_t nmemb, size_t size, - int (*compare) (void const *, void const *, - void *), + _gl_qsort_r_compar_fn compare, void *arg)); # endif _GL_CXXALIASWARN (qsort_r); @@ -1072,7 +1113,8 @@ _GL_WARN_ON_USE (setstate_r, "setstate_r is unportable - " #if @GNULIB_REALLOC_POSIX@ -# if @REPLACE_REALLOC@ +# if (@GNULIB_REALLOC_POSIX@ && @REPLACE_REALLOC_FOR_REALLOC_POSIX@) \ + || (@GNULIB_REALLOC_GNU@ && @REPLACE_REALLOC_FOR_REALLOC_GNU@) # if !((defined __cplusplus && defined GNULIB_NAMESPACE) \ || _GL_USE_STDLIB_ALLOC) # undef realloc |