mirror of
https://sourceware.org/git/glibc.git
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Update.
* stdlib/stdlib.h: Likewise.
This commit is contained in:
Ulrich Drepper
138
stdlib/stdlib.h
138
stdlib/stdlib.h
@ -1,4 +1,4 @@
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/* Copyright (C) 1991-2002, 2003, 2004 Free Software Foundation, Inc.
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/* Copyright (C) 1991-2003, 2004, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -137,44 +137,45 @@ __END_NAMESPACE_C99
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/* Maximum length of a multibyte character in the current locale. */
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#define MB_CUR_MAX (__ctype_get_mb_cur_max ())
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extern size_t __ctype_get_mb_cur_max (void) __THROW;
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extern size_t __ctype_get_mb_cur_max (void) __THROW __wur;
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__BEGIN_NAMESPACE_STD
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/* Convert a string to a floating-point number. */
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extern double atof (__const char *__nptr)
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__THROW __attribute_pure__ __nonnull ((1));
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__THROW __attribute_pure__ __nonnull ((1)) __wur;
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/* Convert a string to an integer. */
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extern int atoi (__const char *__nptr)
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__THROW __attribute_pure__ __nonnull ((1));
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__THROW __attribute_pure__ __nonnull ((1)) __wur;
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/* Convert a string to a long integer. */
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extern long int atol (__const char *__nptr)
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__THROW __attribute_pure__ __nonnull ((1));
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__THROW __attribute_pure__ __nonnull ((1)) __wur;
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__END_NAMESPACE_STD
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#if defined __USE_ISOC99 || (defined __GLIBC_HAVE_LONG_LONG && defined __USE_MISC)
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__BEGIN_NAMESPACE_C99
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/* Convert a string to a long long integer. */
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__extension__ extern long long int atoll (__const char *__nptr)
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__THROW __attribute_pure__ __nonnull ((1));
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__THROW __attribute_pure__ __nonnull ((1)) __wur;
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__END_NAMESPACE_C99
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#endif
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__BEGIN_NAMESPACE_STD
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/* Convert a string to a floating-point number. */
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extern double strtod (__const char *__restrict __nptr,
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char **__restrict __endptr) __THROW __nonnull ((1));
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char **__restrict __endptr)
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__THROW __nonnull ((1)) __wur;
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__END_NAMESPACE_STD
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#ifdef __USE_ISOC99
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__BEGIN_NAMESPACE_C99
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/* Likewise for `float' and `long double' sizes of floating-point numbers. */
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extern float strtof (__const char *__restrict __nptr,
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char **__restrict __endptr) __THROW __nonnull ((1));
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char **__restrict __endptr) __THROW __nonnull ((1)) __wur;
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extern long double strtold (__const char *__restrict __nptr,
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char **__restrict __endptr)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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__END_NAMESPACE_C99
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#endif
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@ -182,11 +183,11 @@ __BEGIN_NAMESPACE_STD
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/* Convert a string to a long integer. */
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extern long int strtol (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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/* Convert a string to an unsigned long integer. */
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extern unsigned long int strtoul (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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__END_NAMESPACE_C99
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#if defined __GLIBC_HAVE_LONG_LONG && defined __USE_BSD
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@ -194,12 +195,12 @@ __END_NAMESPACE_C99
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__extension__
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extern long long int strtoq (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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/* Convert a string to an unsigned quadword integer. */
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__extension__
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extern unsigned long long int strtouq (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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#endif /* GCC and use BSD. */
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#if defined __USE_ISOC99 || (defined __GLIBC_HAVE_LONG_LONG && defined __USE_MISC)
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@ -208,12 +209,12 @@ __BEGIN_NAMESPACE_C99
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__extension__
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extern long long int strtoll (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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/* Convert a string to an unsigned quadword integer. */
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__extension__
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extern unsigned long long int strtoull (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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__END_NAMESPACE_C99
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#endif /* ISO C99 or GCC and use MISC. */
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@ -238,36 +239,37 @@ __END_NAMESPACE_C99
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use as an additional parameter. */
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extern long int strtol_l (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base,
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__locale_t __loc) __THROW __nonnull ((1, 4));
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__locale_t __loc) __THROW __nonnull ((1, 4)) __wur;
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extern unsigned long int strtoul_l (__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, __locale_t __loc)
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__THROW __nonnull ((1, 4));
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__THROW __nonnull ((1, 4)) __wur;
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__extension__
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extern long long int strtoll_l (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base,
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__locale_t __loc)
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__THROW __nonnull ((1, 4));
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__THROW __nonnull ((1, 4)) __wur;
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__extension__
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extern unsigned long long int strtoull_l (__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, __locale_t __loc)
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__THROW __nonnull ((1, 4));
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__THROW __nonnull ((1, 4)) __wur;
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extern double strtod_l (__const char *__restrict __nptr,
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char **__restrict __endptr, __locale_t __loc)
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__THROW __nonnull ((1, 3));
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__THROW __nonnull ((1, 3)) __wur;
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extern float strtof_l (__const char *__restrict __nptr,
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char **__restrict __endptr, __locale_t __loc)
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__THROW __nonnull ((1, 3));
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__THROW __nonnull ((1, 3)) __wur;
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extern long double strtold_l (__const char *__restrict __nptr,
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char **__restrict __endptr,
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__locale_t __loc) __THROW __nonnull ((1, 3));
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__locale_t __loc)
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__THROW __nonnull ((1, 3)) __wur;
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#endif /* GNU */
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@ -276,25 +278,26 @@ extern long double strtold_l (__const char *__restrict __nptr,
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extern double __strtod_internal (__const char *__restrict __nptr,
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char **__restrict __endptr, int __group)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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extern float __strtof_internal (__const char *__restrict __nptr,
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char **__restrict __endptr, int __group)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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extern long double __strtold_internal (__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __group) __THROW __nonnull ((1));
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int __group)
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__THROW __nonnull ((1)) __wur;
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#ifndef __strtol_internal_defined
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extern long int __strtol_internal (__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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# define __strtol_internal_defined 1
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#endif
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#ifndef __strtoul_internal_defined
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extern unsigned long int __strtoul_internal (__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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# define __strtoul_internal_defined 1
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#endif
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#if defined __GNUC__ || defined __USE_ISOC99
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@ -303,7 +306,7 @@ __extension__
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extern long long int __strtoll_internal (__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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# define __strtoll_internal_defined 1
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# endif
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# ifndef __strtoull_internal_defined
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@ -312,7 +315,7 @@ extern unsigned long long int __strtoull_internal (__const char *
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__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group)
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__THROW __nonnull ((1));
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__THROW __nonnull ((1)) __wur;
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# define __strtoull_internal_defined 1
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# endif
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#endif /* GCC */
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@ -421,11 +424,11 @@ __END_NAMESPACE_C99
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/* Convert N to base 64 using the digits "./0-9A-Za-z", least-significant
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digit first. Returns a pointer to static storage overwritten by the
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next call. */
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extern char *l64a (long int __n) __THROW;
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extern char *l64a (long int __n) __THROW __wur;
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/* Read a number from a string S in base 64 as above. */
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extern long int a64l (__const char *__s)
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__THROW __attribute_pure__ __nonnull ((1));
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__THROW __attribute_pure__ __nonnull ((1)) __wur;
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#endif /* Use SVID || extended X/Open. */
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@ -581,10 +584,10 @@ extern int lcong48_r (unsigned short int __param[7],
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# define __malloc_and_calloc_defined
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__BEGIN_NAMESPACE_STD
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/* Allocate SIZE bytes of memory. */
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extern void *malloc (size_t __size) __THROW __attribute_malloc__;
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extern void *malloc (size_t __size) __THROW __attribute_malloc__ __wur;
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/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */
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extern void *calloc (size_t __nmemb, size_t __size)
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__THROW __attribute_malloc__;
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__THROW __attribute_malloc__ __wur;
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__END_NAMESPACE_STD
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#endif
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@ -592,7 +595,8 @@ __END_NAMESPACE_STD
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__BEGIN_NAMESPACE_STD
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/* Re-allocate the previously allocated block
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in PTR, making the new block SIZE bytes long. */
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extern void *realloc (void *__ptr, size_t __size) __THROW __attribute_malloc__;
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extern void *realloc (void *__ptr, size_t __size)
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__THROW __attribute_malloc__ __wur;
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/* Free a block allocated by `malloc', `realloc' or `calloc'. */
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extern void free (void *__ptr) __THROW;
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__END_NAMESPACE_STD
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@ -608,13 +612,13 @@ extern void cfree (void *__ptr) __THROW;
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#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
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/* Allocate SIZE bytes on a page boundary. The storage cannot be freed. */
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extern void *valloc (size_t __size) __THROW __attribute_malloc__;
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extern void *valloc (size_t __size) __THROW __attribute_malloc__ __wur;
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#endif
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#ifdef __USE_XOPEN2K
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/* Allocate memory of SIZE bytes with an alignment of ALIGNMENT. */
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extern int posix_memalign (void **__memptr, size_t __alignment, size_t __size)
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__THROW __attribute_malloc__ __nonnull ((1));
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__THROW __attribute_malloc__ __nonnull ((1)) __wur;
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#endif
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__BEGIN_NAMESPACE_STD
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@ -651,12 +655,13 @@ __END_NAMESPACE_C99
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__BEGIN_NAMESPACE_STD
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/* Return the value of envariable NAME, or NULL if it doesn't exist. */
|
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extern char *getenv (__const char *__name) __THROW __nonnull ((1));
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extern char *getenv (__const char *__name) __THROW __nonnull ((1)) __wur;
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__END_NAMESPACE_STD
|
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|
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/* This function is similar to the above but returns NULL if the
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programs is running with SUID or SGID enabled. */
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extern char *__secure_getenv (__const char *__name) __THROW __nonnull ((1));
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extern char *__secure_getenv (__const char *__name)
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__THROW __nonnull ((1)) __wur;
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|
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#if defined __USE_SVID || defined __USE_XOPEN
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/* The SVID says this is in <stdio.h>, but this seems a better place. */
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@ -688,7 +693,7 @@ extern int clearenv (void) __THROW;
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The last six characters of TEMPLATE must be "XXXXXX";
|
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they are replaced with a string that makes the file name unique.
|
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Returns TEMPLATE, or a null pointer if it cannot get a unique file name. */
|
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extern char *mktemp (char *__template) __THROW __nonnull ((1));
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extern char *mktemp (char *__template) __THROW __nonnull ((1)) __wur;
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|
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/* Generate a unique temporary file name from TEMPLATE.
|
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The last six characters of TEMPLATE must be "XXXXXX";
|
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@ -699,16 +704,17 @@ extern char *mktemp (char *__template) __THROW __nonnull ((1));
|
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This function is a possible cancellation points and therefore not
|
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marked with __THROW. */
|
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# ifndef __USE_FILE_OFFSET64
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extern int mkstemp (char *__template) __nonnull ((1));
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extern int mkstemp (char *__template) __nonnull ((1)) __wur;
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# else
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# ifdef __REDIRECT
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extern int __REDIRECT (mkstemp, (char *__template), mkstemp64) __nonnull ((1));
|
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extern int __REDIRECT (mkstemp, (char *__template), mkstemp64)
|
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__nonnull ((1)) __wur;
|
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# else
|
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# define mkstemp mkstemp64
|
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# endif
|
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# endif
|
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# ifdef __USE_LARGEFILE64
|
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extern int mkstemp64 (char *__template) __nonnull ((1));
|
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extern int mkstemp64 (char *__template) __nonnull ((1)) __wur;
|
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# endif
|
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#endif
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|
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@ -718,7 +724,7 @@ extern int mkstemp64 (char *__template) __nonnull ((1));
|
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they are replaced with a string that makes the directory name unique.
|
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Returns TEMPLATE, or a null pointer if it cannot get a unique name.
|
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The directory is created mode 700. */
|
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extern char *mkdtemp (char *__template) __THROW __nonnull ((1));
|
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extern char *mkdtemp (char *__template) __THROW __nonnull ((1)) __wur;
|
||||
#endif
|
||||
|
||||
|
||||
@ -727,7 +733,7 @@ __BEGIN_NAMESPACE_STD
|
||||
|
||||
This function is a cancellation point and therefore not marked with
|
||||
__THROW. */
|
||||
extern int system (__const char *__command);
|
||||
extern int system (__const char *__command) __wur;
|
||||
__END_NAMESPACE_STD
|
||||
|
||||
|
||||
@ -736,7 +742,7 @@ __END_NAMESPACE_STD
|
||||
named file. The last file name component need not exist, and may be a
|
||||
symlink to a nonexistent file. */
|
||||
extern char *canonicalize_file_name (__const char *__name)
|
||||
__THROW __nonnull ((1));
|
||||
__THROW __nonnull ((1)) __wur;
|
||||
#endif
|
||||
|
||||
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
|
||||
@ -747,7 +753,7 @@ extern char *canonicalize_file_name (__const char *__name)
|
||||
ENAMETOOLONG; if the name fits in fewer than PATH_MAX chars, returns the
|
||||
name in RESOLVED. */
|
||||
extern char *realpath (__const char *__restrict __name,
|
||||
char *__restrict __resolved) __THROW;
|
||||
char *__restrict __resolved) __THROW __wur;
|
||||
#endif
|
||||
|
||||
|
||||
@ -766,7 +772,7 @@ __BEGIN_NAMESPACE_STD
|
||||
of SIZE bytes each, using COMPAR to perform the comparisons. */
|
||||
extern void *bsearch (__const void *__key, __const void *__base,
|
||||
size_t __nmemb, size_t __size, __compar_fn_t __compar)
|
||||
__nonnull ((1, 2, 5));
|
||||
__nonnull ((1, 2, 5)) __wur;
|
||||
|
||||
/* Sort NMEMB elements of BASE, of SIZE bytes each,
|
||||
using COMPAR to perform the comparisons. */
|
||||
@ -775,13 +781,13 @@ extern void qsort (void *__base, size_t __nmemb, size_t __size,
|
||||
|
||||
|
||||
/* Return the absolute value of X. */
|
||||
extern int abs (int __x) __THROW __attribute__ ((__const__));
|
||||
extern long int labs (long int __x) __THROW __attribute__ ((__const__));
|
||||
extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur;
|
||||
extern long int labs (long int __x) __THROW __attribute__ ((__const__)) __wur;
|
||||
__END_NAMESPACE_STD
|
||||
|
||||
#ifdef __USE_ISOC99
|
||||
__extension__ extern long long int llabs (long long int __x)
|
||||
__THROW __attribute__ ((__const__));
|
||||
__THROW __attribute__ ((__const__)) __wur;
|
||||
#endif
|
||||
|
||||
|
||||
@ -790,16 +796,16 @@ __BEGIN_NAMESPACE_STD
|
||||
of the value of NUMER over DENOM. */
|
||||
/* GCC may have built-ins for these someday. */
|
||||
extern div_t div (int __numer, int __denom)
|
||||
__THROW __attribute__ ((__const__));
|
||||
__THROW __attribute__ ((__const__)) __wur;
|
||||
extern ldiv_t ldiv (long int __numer, long int __denom)
|
||||
__THROW __attribute__ ((__const__));
|
||||
__THROW __attribute__ ((__const__)) __wur;
|
||||
__END_NAMESPACE_STD
|
||||
|
||||
#ifdef __USE_ISOC99
|
||||
__BEGIN_NAMESPACE_C99
|
||||
__extension__ extern lldiv_t lldiv (long long int __numer,
|
||||
long long int __denom)
|
||||
__THROW __attribute__ ((__const__));
|
||||
__THROW __attribute__ ((__const__)) __wur;
|
||||
__END_NAMESPACE_C99
|
||||
#endif
|
||||
|
||||
@ -812,31 +818,31 @@ __END_NAMESPACE_C99
|
||||
this. Set *DECPT with the position of the decimal character and *SIGN
|
||||
with the sign of the number. */
|
||||
extern char *ecvt (double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign) __THROW __nonnull ((3, 4));
|
||||
int *__restrict __sign) __THROW __nonnull ((3, 4)) __wur;
|
||||
|
||||
/* Convert VALUE to a string rounded to NDIGIT decimal digits. Set *DECPT
|
||||
with the position of the decimal character and *SIGN with the sign of
|
||||
the number. */
|
||||
extern char *fcvt (double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign) __THROW __nonnull ((3, 4));
|
||||
int *__restrict __sign) __THROW __nonnull ((3, 4)) __wur;
|
||||
|
||||
/* If possible convert VALUE to a string with NDIGIT significant digits.
|
||||
Otherwise use exponential representation. The resulting string will
|
||||
be written to BUF. */
|
||||
extern char *gcvt (double __value, int __ndigit, char *__buf)
|
||||
__THROW __nonnull ((3));
|
||||
__THROW __nonnull ((3)) __wur;
|
||||
|
||||
|
||||
# ifdef __USE_MISC
|
||||
/* Long double versions of above functions. */
|
||||
extern char *qecvt (long double __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign)
|
||||
__THROW __nonnull ((3, 4));
|
||||
__THROW __nonnull ((3, 4)) __wur;
|
||||
extern char *qfcvt (long double __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign)
|
||||
__THROW __nonnull ((3, 4));
|
||||
__THROW __nonnull ((3, 4)) __wur;
|
||||
extern char *qgcvt (long double __value, int __ndigit, char *__buf)
|
||||
__THROW __nonnull ((3));
|
||||
__THROW __nonnull ((3)) __wur;
|
||||
|
||||
|
||||
/* Reentrant version of the functions above which provide their own
|
||||
@ -863,14 +869,14 @@ extern int qfcvt_r (long double __value, int __ndigit,
|
||||
__BEGIN_NAMESPACE_STD
|
||||
/* Return the length of the multibyte character
|
||||
in S, which is no longer than N. */
|
||||
extern int mblen (__const char *__s, size_t __n) __THROW;
|
||||
extern int mblen (__const char *__s, size_t __n) __THROW __wur;
|
||||
/* Return the length of the given multibyte character,
|
||||
putting its `wchar_t' representation in *PWC. */
|
||||
extern int mbtowc (wchar_t *__restrict __pwc,
|
||||
__const char *__restrict __s, size_t __n) __THROW;
|
||||
__const char *__restrict __s, size_t __n) __THROW __wur;
|
||||
/* Put the multibyte character represented
|
||||
by WCHAR in S, returning its length. */
|
||||
extern int wctomb (char *__s, wchar_t __wchar) __THROW;
|
||||
extern int wctomb (char *__s, wchar_t __wchar) __THROW __wur;
|
||||
|
||||
|
||||
/* Convert a multibyte string to a wide char string. */
|
||||
@ -888,7 +894,7 @@ __END_NAMESPACE_STD
|
||||
or negative response expression as specified by the LC_MESSAGES category
|
||||
in the program's current locale. Returns 1 if affirmative, 0 if
|
||||
negative, and -1 if not matching. */
|
||||
extern int rpmatch (__const char *__response) __THROW __nonnull ((1));
|
||||
extern int rpmatch (__const char *__response) __THROW __nonnull ((1)) __wur;
|
||||
#endif
|
||||
|
||||
|
||||
@ -902,7 +908,7 @@ extern int rpmatch (__const char *__response) __THROW __nonnull ((1));
|
||||
extern int getsubopt (char **__restrict __optionp,
|
||||
char *__const *__restrict __tokens,
|
||||
char **__restrict __valuep)
|
||||
__THROW __nonnull ((1, 2, 3));
|
||||
__THROW __nonnull ((1, 2, 3)) __wur;
|
||||
#endif
|
||||
|
||||
|
||||
@ -916,7 +922,7 @@ extern void setkey (__const char *__key) __THROW __nonnull ((1));
|
||||
|
||||
#ifdef __USE_XOPEN2K
|
||||
/* Return a master pseudo-terminal handle. */
|
||||
extern int posix_openpt (int __oflag);
|
||||
extern int posix_openpt (int __oflag) __wur;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_XOPEN
|
||||
@ -933,7 +939,7 @@ extern int unlockpt (int __fd) __THROW;
|
||||
/* Return the pathname of the pseudo terminal slave assoicated with
|
||||
the master FD is open on, or NULL on errors.
|
||||
The returned storage is good until the next call to this function. */
|
||||
extern char *ptsname (int __fd) __THROW;
|
||||
extern char *ptsname (int __fd) __THROW __wur;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_GNU
|
||||
|
||||
Reference in New Issue
Block a user