mirror of
https://sourceware.org/git/glibc.git
synced 2025-07-28 00:21:52 +03:00
Ulrich Drepper
413
stdlib/stdlib.h
413
stdlib/stdlib.h
@ -77,52 +77,52 @@ __extension__ typedef struct
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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 __P ((void));
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extern size_t __ctype_get_mb_cur_max (void) __THROW;
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/* Convert a string to a floating-point number. */
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extern double atof __P ((__const char *__nptr));
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extern double atof (__const char *__nptr) __THROW;
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/* Convert a string to an integer. */
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extern int atoi __P ((__const char *__nptr));
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extern int atoi (__const char *__nptr) __THROW;
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/* Convert a string to a long integer. */
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extern long int atol __P ((__const char *__nptr));
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extern long int atol (__const char *__nptr) __THROW;
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#if defined __USE_ISOC9X || (defined __GNUC__ && defined __USE_MISC)
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/* These functions will part of the standard C library in ISO C 9X. */
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__extension__ extern long long int atoll __P ((__const char *__nptr));
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__extension__ extern long long int atoll (__const char *__nptr) __THROW;
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#endif
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/* Convert a string to a floating-point number. */
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extern double strtod __P ((__const char *__restrict __nptr,
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char **__restrict __endptr));
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extern double strtod (__const char *__restrict __nptr,
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char **__restrict __endptr) __THROW;
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#ifdef __USE_ISOC9X
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/* Likewise for `float' and `long double' sizes of floating-point numbers. */
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extern float strtof __P ((__const char *__restrict __nptr,
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char **__restrict __endptr));
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extern float strtof (__const char *__restrict __nptr,
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char **__restrict __endptr) __THROW;
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extern __long_double_t strtold __P ((__const char *__restrict __nptr,
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char **__restrict __endptr));
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extern long double strtold (__const char *__restrict __nptr,
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char **__restrict __endptr) __THROW;
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#endif
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/* Convert a string to a long integer. */
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extern long int strtol __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base));
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extern long int strtol (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base) __THROW;
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/* Convert a string to an unsigned long integer. */
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extern unsigned long int strtoul __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base));
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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;
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#if defined __GNUC__ && defined __USE_BSD
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/* Convert a string to a quadword integer. */
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__extension__
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extern long long int strtoq __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base));
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extern long long int strtoq (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base) __THROW;
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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 __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base));
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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;
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#endif /* GCC and use BSD. */
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#if defined __USE_ISOC9X || (defined __GNUC__ && defined __USE_MISC)
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@ -130,13 +130,13 @@ extern unsigned long long int strtouq __P ((__const char *__restrict __nptr,
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/* Convert a string to a quadword integer. */
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__extension__
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extern long long int strtoll __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base));
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extern long long int strtoll (__const char *__restrict __nptr,
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char **__restrict __endptr, int __base) __THROW;
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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 __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base));
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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;
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#endif /* ISO C 9X or GCC and use MISC. */
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@ -158,79 +158,77 @@ extern unsigned long long int strtoull __P ((__const char *__restrict __nptr,
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/* Special versions of the functions above which take the locale to
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use as an additional parameter. */
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extern long int __strtol_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base,
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__locale_t __loc));
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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;
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extern unsigned long int __strtoul_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, __locale_t __loc));
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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) __THROW;
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__extension__
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extern long long int __strtoll_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base,
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__locale_t __loc));
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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) __THROW;
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__extension__
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extern unsigned long long int __strtoull_l __P ((__const char *__restrict
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__nptr,
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char **__restrict __endptr,
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int __base,
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__locale_t __loc));
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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;
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extern double __strtod_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, __locale_t __loc));
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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;
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extern float __strtof_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, __locale_t __loc));
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extern float __strtof_l (__const char *__restrict __nptr,
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char **__restrict __endptr, __locale_t __loc) __THROW;
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extern __long_double_t __strtold_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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__locale_t __loc));
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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;
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#endif /* GNU */
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/* The internal entry points for `strtoX' take an extra flag argument
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saying whether or not to parse locale-dependent number grouping. */
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extern double __strtod_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __group));
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extern float __strtof_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __group));
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extern __long_double_t __strtold_internal __P ((__const char *
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__restrict __nptr,
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char **__restrict __endptr,
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int __group));
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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;
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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;
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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;
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#ifndef __strtol_internal_defined
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extern long int __strtol_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group));
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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) __THROW;
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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 __P ((__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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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) __THROW;
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# define __strtoul_internal_defined 1
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#endif
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#if defined __GNUC__ || defined __USE_ISOC9X
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# ifndef __strtoll_internal_defined
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__extension__
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extern long long int __strtoll_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group));
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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) __THROW;
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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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__extension__
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extern unsigned long long int __strtoull_internal __P ((__const char *
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__restrict __nptr,
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char **
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__restrict __endptr,
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int __base,
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int __group));
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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;
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# define __strtoull_internal_defined 1
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# endif
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#endif /* GCC */
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@ -263,7 +261,7 @@ strtof (__const char *__restrict __nptr, char **__restrict __endptr) __THROW
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{
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return __strtof_internal (__nptr, __endptr, 0);
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}
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extern __inline __long_double_t
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extern __inline long double
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strtold (__const char *__restrict __nptr, char **__restrict __endptr) __THROW
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{
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return __strtold_internal (__nptr, __endptr, 0);
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@ -330,10 +328,10 @@ atoll (__const char *__nptr) __THROW
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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 __P ((long int __n));
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extern char *l64a (long int __n) __THROW;
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/* Read a number from a string S in base 64 as above. */
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extern long int a64l __P ((__const char *__s));
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extern long int a64l (__const char *__s) __THROW;
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# include <sys/types.h> /* we need int32_t... */
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@ -343,21 +341,21 @@ extern long int a64l __P ((__const char *__s));
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The `rand' and `srand' functions are required by the ANSI standard.
|
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We provide both interfaces to the same random number generator. */
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/* Return a random long integer between 0 and RAND_MAX inclusive. */
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extern int32_t random __P ((void));
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extern int32_t random (void) __THROW;
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/* Seed the random number generator with the given number. */
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extern void srandom __P ((unsigned int __seed));
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extern void srandom (unsigned int __seed) __THROW;
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/* Initialize the random number generator to use state buffer STATEBUF,
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of length STATELEN, and seed it with SEED. Optimal lengths are 8, 16,
|
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32, 64, 128 and 256, the bigger the better; values less than 8 will
|
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cause an error and values greater than 256 will be rounded down. */
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extern __ptr_t initstate __P ((unsigned int __seed, __ptr_t __statebuf,
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size_t __statelen));
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extern void *initstate (unsigned int __seed, void *__statebuf,
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||||
size_t __statelen) __THROW;
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||||
|
||||
/* Switch the random number generator to state buffer STATEBUF,
|
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which should have been previously initialized by `initstate'. */
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extern __ptr_t setstate __P ((__ptr_t __statebuf));
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extern void *setstate (void *__statebuf) __THROW;
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# ifdef __USE_MISC
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@ -376,30 +374,29 @@ struct random_data
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int32_t *end_ptr; /* Pointer behind state table. */
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};
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extern int random_r __P ((struct random_data *__restrict __buf,
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int32_t *__restrict __result));
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extern int random_r (struct random_data *__restrict __buf,
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int32_t *__restrict __result) __THROW;
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extern int srandom_r __P ((unsigned int __seed, struct random_data *__buf));
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extern int srandom_r (unsigned int __seed, struct random_data *__buf) __THROW;
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||||
|
||||
extern int initstate_r __P ((unsigned int __seed,
|
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__ptr_t __restrict __statebuf,
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size_t __statelen,
|
||||
struct random_data *__restrict __buf));
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extern int initstate_r (unsigned int __seed, void *__restrict __statebuf,
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size_t __statelen,
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struct random_data *__restrict __buf) __THROW;
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extern int setstate_r __P ((__ptr_t __restrict __statebuf,
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||||
struct random_data *__restrict __buf));
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extern int setstate_r (void *__restrict __statebuf,
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struct random_data *__restrict __buf) __THROW;
|
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# endif /* Use misc. */
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||||
#endif /* Use SVID || extended X/Open. */
|
||||
|
||||
|
||||
/* Return a random integer between 0 and RAND_MAX inclusive. */
|
||||
extern int rand __P ((void));
|
||||
extern int rand (void) __THROW;
|
||||
/* Seed the random number generator with the given number. */
|
||||
extern void srand __P ((unsigned int __seed));
|
||||
extern void srand (unsigned int __seed) __THROW;
|
||||
|
||||
#ifdef __USE_POSIX
|
||||
/* Reentrant interface according to POSIX.1. */
|
||||
extern int rand_r __P ((unsigned int *__seed));
|
||||
extern int rand_r (unsigned int *__seed) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
@ -407,21 +404,21 @@ extern int rand_r __P ((unsigned int *__seed));
|
||||
/* System V style 48-bit random number generator functions. */
|
||||
|
||||
/* Return non-negative, double-precision floating-point value in [0.0,1.0). */
|
||||
extern double drand48 __P ((void));
|
||||
extern double erand48 __P ((unsigned short int __xsubi[3]));
|
||||
extern double drand48 (void) __THROW;
|
||||
extern double erand48 (unsigned short int __xsubi[3]) __THROW;
|
||||
|
||||
/* Return non-negative, long integer in [0,2^31). */
|
||||
extern long int lrand48 __P ((void));
|
||||
extern long int nrand48 __P ((unsigned short int __xsubi[3]));
|
||||
extern long int lrand48 (void) __THROW;
|
||||
extern long int nrand48 (unsigned short int __xsubi[3]) __THROW;
|
||||
|
||||
/* Return signed, long integers in [-2^31,2^31). */
|
||||
extern long int mrand48 __P ((void));
|
||||
extern long int jrand48 __P ((unsigned short int __xsubi[3]));
|
||||
extern long int mrand48 (void) __THROW;
|
||||
extern long int jrand48 (unsigned short int __xsubi[3]) __THROW;
|
||||
|
||||
/* Seed random number generator. */
|
||||
extern void srand48 __P ((long int __seedval));
|
||||
extern unsigned short int *seed48 __P ((unsigned short int __seed16v[3]));
|
||||
extern void lcong48 __P ((unsigned short int __param[7]));
|
||||
extern void srand48 (long int __seedval) __THROW;
|
||||
extern unsigned short int *seed48 (unsigned short int __seed16v[3]) __THROW;
|
||||
extern void lcong48 (unsigned short int __param[7]) __THROW;
|
||||
|
||||
/* Data structure for communication with thread safe versions. */
|
||||
struct drand48_data
|
||||
@ -435,34 +432,35 @@ struct drand48_data
|
||||
|
||||
# ifdef __USE_MISC
|
||||
/* Return non-negative, double-precision floating-point value in [0.0,1.0). */
|
||||
extern int drand48_r __P ((struct drand48_data *__restrict __buffer,
|
||||
double *__restrict __result));
|
||||
extern int erand48_r __P ((unsigned short int __xsubi[3],
|
||||
struct drand48_data *__restrict __buffer,
|
||||
double *__restrict __result));
|
||||
extern int drand48_r (struct drand48_data *__restrict __buffer,
|
||||
double *__restrict __result) __THROW;
|
||||
extern int erand48_r (unsigned short int __xsubi[3],
|
||||
struct drand48_data *__restrict __buffer,
|
||||
double *__restrict __result) __THROW;
|
||||
|
||||
/* Return non-negative, long integer in [0,2^31). */
|
||||
extern int lrand48_r __P ((struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result));
|
||||
extern int nrand48_r __P ((unsigned short int __xsubi[3],
|
||||
struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result));
|
||||
extern int lrand48_r (struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result) __THROW;
|
||||
extern int nrand48_r (unsigned short int __xsubi[3],
|
||||
struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result) __THROW;
|
||||
|
||||
/* Return signed, long integers in [-2^31,2^31). */
|
||||
extern int mrand48_r __P ((struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result));
|
||||
extern int jrand48_r __P ((unsigned short int __xsubi[3],
|
||||
struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result));
|
||||
extern int mrand48_r (struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result) __THROW;
|
||||
extern int jrand48_r (unsigned short int __xsubi[3],
|
||||
struct drand48_data *__restrict __buffer,
|
||||
long int *__restrict __result) __THROW;
|
||||
|
||||
/* Seed random number generator. */
|
||||
extern int srand48_r __P ((long int __seedval, struct drand48_data *__buffer));
|
||||
extern int srand48_r (long int __seedval, struct drand48_data *__buffer)
|
||||
__THROW;
|
||||
|
||||
extern int seed48_r __P ((unsigned short int __seed16v[3],
|
||||
struct drand48_data *__buffer));
|
||||
extern int seed48_r (unsigned short int __seed16v[3],
|
||||
struct drand48_data *__buffer) __THROW;
|
||||
|
||||
extern int lcong48_r __P ((unsigned short int __param[7],
|
||||
struct drand48_data *__buffer));
|
||||
extern int lcong48_r (unsigned short int __param[7],
|
||||
struct drand48_data *__buffer) __THROW;
|
||||
# endif /* Use misc. */
|
||||
#endif /* Use SVID or X/Open. */
|
||||
|
||||
@ -471,21 +469,21 @@ extern int lcong48_r __P ((unsigned short int __param[7],
|
||||
#ifndef __malloc_and_calloc_defined
|
||||
#define __malloc_and_calloc_defined
|
||||
/* Allocate SIZE bytes of memory. */
|
||||
extern __ptr_t malloc __P ((size_t __size));
|
||||
extern void *malloc (size_t __size) __THROW;
|
||||
/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */
|
||||
extern __ptr_t calloc __P ((size_t __nmemb, size_t __size));
|
||||
extern void *calloc (size_t __nmemb, size_t __size) __THROW;
|
||||
#endif
|
||||
|
||||
#ifndef __need_malloc_and_calloc
|
||||
/* Re-allocate the previously allocated block
|
||||
in __ptr_t, making the new block SIZE bytes long. */
|
||||
extern __ptr_t realloc __P ((__ptr_t __ptr, size_t __size));
|
||||
in PTR, making the new block SIZE bytes long. */
|
||||
extern void *realloc (void *__ptr, size_t __size) __THROW;
|
||||
/* Free a block allocated by `malloc', `realloc' or `calloc'. */
|
||||
extern void free __P ((__ptr_t __ptr));
|
||||
extern void free (void *__ptr) __THROW;
|
||||
|
||||
#ifdef __USE_MISC
|
||||
/* Free a block. An alias for `free'. (Sun Unices). */
|
||||
extern void cfree __P ((__ptr_t __ptr));
|
||||
extern void cfree (void *__ptr) __THROW;
|
||||
#endif /* Use misc. */
|
||||
|
||||
#if defined __USE_GNU || defined __USE_BSD || defined __USE_MISC
|
||||
@ -494,67 +492,67 @@ extern void cfree __P ((__ptr_t __ptr));
|
||||
|
||||
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
|
||||
/* Allocate SIZE bytes on a page boundary. The storage cannot be freed. */
|
||||
extern __ptr_t valloc __P ((size_t __size));
|
||||
extern void *valloc (size_t __size) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
/* Abort execution and generate a core-dump. */
|
||||
extern void abort __P ((void)) __attribute__ ((__noreturn__));
|
||||
extern void abort (void) __THROW __attribute__ ((__noreturn__));
|
||||
|
||||
|
||||
/* Register a function to be called when `exit' is called. */
|
||||
extern int atexit __P ((void (*__func) (void)));
|
||||
extern int atexit (void (*__func) (void)) __THROW;
|
||||
|
||||
#ifdef __USE_MISC
|
||||
/* Register a function to be called with the status
|
||||
given to `exit' and the given argument. */
|
||||
extern int __on_exit __P ((void (*__func) (int __status, __ptr_t __arg),
|
||||
__ptr_t __arg));
|
||||
extern int on_exit __P ((void (*__func) (int __status, __ptr_t __arg),
|
||||
__ptr_t __arg));
|
||||
extern int __on_exit (void (*__func) (int __status, void *__arg), void *__arg)
|
||||
__THROW;
|
||||
extern int on_exit (void (*__func) (int __status, void *__arg), void *__arg)
|
||||
__THROW;
|
||||
#endif
|
||||
|
||||
/* Call all functions registered with `atexit' and `on_exit',
|
||||
in the reverse of the order in which they were registered
|
||||
perform stdio cleanup, and terminate program execution with STATUS. */
|
||||
extern void exit __P ((int __status)) __attribute__ ((__noreturn__));
|
||||
extern void exit (int __status) __THROW __attribute__ ((__noreturn__));
|
||||
|
||||
#ifdef __USE_ISOC9X
|
||||
/* Terminate the program with STATUS without calling any of the
|
||||
functions registered with `atexit' or `on_exit'. */
|
||||
extern void _Exit __P ((int __status)) __attribute__ ((__noreturn__));
|
||||
extern void _Exit (int __status) __THROW __attribute__ ((__noreturn__));
|
||||
#endif
|
||||
|
||||
|
||||
/* Return the value of envariable NAME, or NULL if it doesn't exist. */
|
||||
extern char *getenv __P ((__const char *__name));
|
||||
extern char *getenv (__const char *__name) __THROW;
|
||||
|
||||
/* This function is similar to the above but returns NULL if the
|
||||
programs is running with SUID or SGID enabled. */
|
||||
extern char *__secure_getenv __P ((__const char *__name));
|
||||
extern char *__secure_getenv (__const char *__name) __THROW;
|
||||
|
||||
#if defined __USE_SVID || defined __USE_XOPEN
|
||||
/* The SVID says this is in <stdio.h>, but this seems a better place. */
|
||||
/* Put STRING, which is of the form "NAME=VALUE", in the environment.
|
||||
If there is no `=', remove NAME from the environment. */
|
||||
extern int putenv __P ((char *__string));
|
||||
extern int putenv (char *__string) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_BSD
|
||||
/* Set NAME to VALUE in the environment.
|
||||
If REPLACE is nonzero, overwrite an existing value. */
|
||||
extern int setenv __P ((__const char *__name, __const char *__value,
|
||||
int __replace));
|
||||
extern int setenv (__const char *__name, __const char *__value, int __replace)
|
||||
__THROW;
|
||||
|
||||
/* Remove the variable NAME from the environment. */
|
||||
extern void unsetenv __P ((__const char *__name));
|
||||
extern void unsetenv (__const char *__name) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_MISC
|
||||
/* The `clearenv' was planned to be added to POSIX.1 but probably
|
||||
never made it. Nevertheless the POSIX.9 standard (POSIX bindings
|
||||
for Fortran 77) requires this function. */
|
||||
extern int clearenv __P ((void));
|
||||
extern int clearenv (void) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
@ -563,14 +561,14 @@ extern int clearenv __P ((void));
|
||||
The last six characters of TEMPLATE must be "XXXXXX";
|
||||
they are replaced with a string that makes the file name unique.
|
||||
Returns TEMPLATE, or a null pointer if it cannot get a unique file name. */
|
||||
extern char *mktemp __P ((char *__template));
|
||||
extern char *mktemp (char *__template) __THROW;
|
||||
|
||||
/* Generate a unique temporary file name from TEMPLATE.
|
||||
The last six characters of TEMPLATE must be "XXXXXX";
|
||||
they are replaced with a string that makes the filename unique.
|
||||
Returns a file descriptor open on the file for reading and writing,
|
||||
or -1 if it cannot create a uniquely-named file. */
|
||||
extern int mkstemp __P ((char *__template));
|
||||
extern int mkstemp (char *__template) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_BSD
|
||||
@ -579,19 +577,19 @@ extern int mkstemp __P ((char *__template));
|
||||
they are replaced with a string that makes the directory name unique.
|
||||
Returns TEMPLATE, or a null pointer if it cannot get a unique name.
|
||||
The directory is created mode 700. */
|
||||
extern char *mkdtemp __P ((char *__template));
|
||||
extern char *mkdtemp (char *__template) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
/* Execute the given line as a shell command. */
|
||||
extern int system __P ((__const char *__command));
|
||||
extern int system (__const char *__command) __THROW;
|
||||
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Return a malloc'd string containing the canonical absolute name of the
|
||||
named file. The last file name component need not exist, and may be a
|
||||
symlink to a nonexistent file. */
|
||||
extern char *canonicalize_file_name __P ((__const char *__name));
|
||||
extern char *canonicalize_file_name (__const char *__name) __THROW;
|
||||
#endif
|
||||
|
||||
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
|
||||
@ -601,15 +599,15 @@ extern char *canonicalize_file_name __P ((__const char *__name));
|
||||
name is PATH_MAX chars or more, returns null with `errno' set to
|
||||
ENAMETOOLONG; if the name fits in fewer than PATH_MAX chars, returns the
|
||||
name in RESOLVED. */
|
||||
extern char *realpath __P ((__const char *__restrict __name,
|
||||
char *__restrict __resolved));
|
||||
extern char *realpath (__const char *__restrict __name,
|
||||
char *__restrict __resolved) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
/* Shorthand for type of comparison functions. */
|
||||
#ifndef __COMPAR_FN_T
|
||||
# define __COMPAR_FN_T
|
||||
typedef int (*__compar_fn_t) __PMT ((__const __ptr_t, __const __ptr_t));
|
||||
typedef int (*__compar_fn_t) (__const void *, __const void *);
|
||||
|
||||
# ifdef __USE_GNU
|
||||
typedef __compar_fn_t comparison_fn_t;
|
||||
@ -618,35 +616,35 @@ typedef __compar_fn_t comparison_fn_t;
|
||||
|
||||
/* Do a binary search for KEY in BASE, which consists of NMEMB elements
|
||||
of SIZE bytes each, using COMPAR to perform the comparisons. */
|
||||
extern __ptr_t bsearch __PMT ((__const __ptr_t __key, __const __ptr_t __base,
|
||||
size_t __nmemb, size_t __size,
|
||||
__compar_fn_t __compar));
|
||||
extern void *bsearch (__const void *__key, __const void *__base,
|
||||
size_t __nmemb, size_t __size, __compar_fn_t __compar);
|
||||
|
||||
/* Sort NMEMB elements of BASE, of SIZE bytes each,
|
||||
using COMPAR to perform the comparisons. */
|
||||
extern void qsort __PMT ((__ptr_t __base, size_t __nmemb, size_t __size,
|
||||
__compar_fn_t __compar));
|
||||
extern void qsort (void *__base, size_t __nmemb, size_t __size,
|
||||
__compar_fn_t __compar);
|
||||
|
||||
|
||||
/* Return the absolute value of X. */
|
||||
extern int abs __P ((int __x)) __attribute__ ((__const__));
|
||||
extern long int labs __P ((long int __x)) __attribute__ ((__const__));
|
||||
extern int abs (int __x) __THROW __attribute__ ((__const__));
|
||||
extern long int labs (long int __x) __THROW __attribute__ ((__const__));
|
||||
#ifdef __USE_ISOC9X
|
||||
__extension__ extern long long int llabs __P ((long long int __x))
|
||||
__attribute__ ((__const__));
|
||||
__extension__ extern long long int llabs (long long int __x)
|
||||
__THROW __attribute__ ((__const__));
|
||||
#endif
|
||||
|
||||
|
||||
/* Return the `div_t', `ldiv_t' or `lldiv_t' representation
|
||||
of the value of NUMER over DENOM. */
|
||||
/* GCC may have built-ins for these someday. */
|
||||
extern div_t div __P ((int __numer, int __denom)) __attribute__ ((__const__));
|
||||
extern ldiv_t ldiv __P ((long int __numer, long int __denom))
|
||||
__attribute__ ((__const__));
|
||||
extern div_t div (int __numer, int __denom)
|
||||
__THROW __attribute__ ((__const__));
|
||||
extern ldiv_t ldiv (long int __numer, long int __denom)
|
||||
__THROW __attribute__ ((__const__));
|
||||
#ifdef __USE_ISOC9X
|
||||
__extension__ extern lldiv_t lldiv __P ((long long int __numer,
|
||||
long long int __denom))
|
||||
__attribute__ ((__const__));
|
||||
__extension__ extern lldiv_t lldiv (long long int __numer,
|
||||
long long int __denom)
|
||||
__THROW __attribute__ ((__const__));
|
||||
#endif
|
||||
|
||||
|
||||
@ -657,66 +655,67 @@ __extension__ extern lldiv_t lldiv __P ((long long int __numer,
|
||||
/* Convert VALUE to a string with NDIGIT digits and return a pointer to
|
||||
this. Set *DECPT with the position of the decimal character and *SIGN
|
||||
with the sign of the number. */
|
||||
extern char *ecvt __P ((double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign));
|
||||
extern char *ecvt (double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign) __THROW;
|
||||
|
||||
/* 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 __P ((double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign));
|
||||
extern char *fcvt (double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign) __THROW;
|
||||
|
||||
/* 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 __P ((double __value, int __ndigit, char *__buf));
|
||||
extern char *gcvt (double __value, int __ndigit, char *__buf) __THROW;
|
||||
|
||||
/* Long double versions of above functions. */
|
||||
extern char *qecvt __P ((__long_double_t __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign));
|
||||
extern char *qfcvt __P ((__long_double_t __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign));
|
||||
extern char *qgcvt __P ((__long_double_t __value, int __ndigit, char *__buf));
|
||||
extern char *qecvt (long double __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign) __THROW;
|
||||
extern char *qfcvt (long double __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign) __THROW;
|
||||
extern char *qgcvt (long double __value, int __ndigit, char *__buf) __THROW;
|
||||
|
||||
|
||||
# ifdef __USE_MISC
|
||||
/* Reentrant version of the functions above which provide their own
|
||||
buffers. */
|
||||
extern int ecvt_r __P ((double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign, char *__restrict __buf,
|
||||
size_t __len));
|
||||
extern int fcvt_r __P ((double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign, char *__restrict __buf,
|
||||
size_t __len));
|
||||
extern int ecvt_r (double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign, char *__restrict __buf,
|
||||
size_t __len) __THROW;
|
||||
extern int fcvt_r (double __value, int __ndigit, int *__restrict __decpt,
|
||||
int *__restrict __sign, char *__restrict __buf,
|
||||
size_t __len) __THROW;
|
||||
|
||||
extern int qecvt_r __P ((__long_double_t __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign,
|
||||
char *__restrict __buf, size_t __len));
|
||||
extern int qfcvt_r __P ((__long_double_t __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign,
|
||||
char *__restrict __buf, size_t __len));
|
||||
extern int qecvt_r (long double __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign,
|
||||
char *__restrict __buf, size_t __len) __THROW;
|
||||
extern int qfcvt_r (long double __value, int __ndigit,
|
||||
int *__restrict __decpt, int *__restrict __sign,
|
||||
char *__restrict __buf, size_t __len) __THROW;
|
||||
# endif /* misc */
|
||||
#endif /* use MISC || use X/Open Unix */
|
||||
|
||||
|
||||
/* Return the length of the multibyte character
|
||||
in S, which is no longer than N. */
|
||||
extern int mblen __P ((__const char *__s, size_t __n));
|
||||
extern int mblen (__const char *__s, size_t __n) __THROW;
|
||||
/* Return the length of the given multibyte character,
|
||||
putting its `wchar_t' representation in *PWC. */
|
||||
extern int mbtowc __P ((wchar_t *__restrict __pwc,
|
||||
__const char *__restrict __s, size_t __n));
|
||||
extern int mbtowc (wchar_t *__restrict __pwc,
|
||||
__const char *__restrict __s, size_t __n) __THROW;
|
||||
/* Put the multibyte character represented
|
||||
by WCHAR in S, returning its length. */
|
||||
extern int wctomb __P ((char *__s, wchar_t __wchar));
|
||||
extern int wctomb (char *__s, wchar_t __wchar) __THROW;
|
||||
|
||||
|
||||
/* Convert a multibyte string to a wide char string. */
|
||||
extern size_t mbstowcs __P ((wchar_t *__restrict __pwcs,
|
||||
__const char *__restrict __s, size_t __n));
|
||||
extern size_t mbstowcs (wchar_t *__restrict __pwcs,
|
||||
__const char *__restrict __s, size_t __n) __THROW;
|
||||
/* Convert a wide char string to multibyte string. */
|
||||
extern size_t wcstombs __P ((char *__restrict __s,
|
||||
__const wchar_t *__restrict __pwcs, size_t __n));
|
||||
extern size_t wcstombs (char *__restrict __s,
|
||||
__const wchar_t *__restrict __pwcs, size_t __n)
|
||||
__THROW;
|
||||
|
||||
|
||||
#ifdef __USE_SVID
|
||||
@ -724,7 +723,7 @@ extern size_t wcstombs __P ((char *__restrict __s,
|
||||
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 __P ((__const char *__response));
|
||||
extern int rpmatch (__const char *__response) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
@ -735,16 +734,16 @@ extern int rpmatch __P ((__const char *__response));
|
||||
not part of TOKENS return in *VALUEP beginning of unknown
|
||||
suboption. On exit *OPTIONP is set to the beginning of the next
|
||||
token or at the terminating NUL character. */
|
||||
extern int getsubopt __P ((char **__restrict __optionp,
|
||||
char *__const *__restrict __tokens,
|
||||
char **__restrict __valuep));
|
||||
extern int getsubopt (char **__restrict __optionp,
|
||||
char *__const *__restrict __tokens,
|
||||
char **__restrict __valuep) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
#ifdef __USE_XOPEN
|
||||
|
||||
/* Setup DES tables according KEY. */
|
||||
extern void setkey __P ((__const char *__key));
|
||||
extern void setkey (__const char *__key) __THROW;
|
||||
|
||||
/* X/Open pseudo terminal handling. */
|
||||
|
||||
@ -752,33 +751,33 @@ extern void setkey __P ((__const char *__key));
|
||||
perform an operation on the associated slave: */
|
||||
|
||||
/* Chown the slave to the calling user. */
|
||||
extern int grantpt __P ((int __fd));
|
||||
extern int grantpt (int __fd) __THROW;
|
||||
|
||||
/* Release an internal lock so the slave can be opened.
|
||||
Call after grantpt(). */
|
||||
extern int unlockpt __P ((int __fd));
|
||||
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 __P ((int __fd));
|
||||
extern char *ptsname (int __fd) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Store at most BUFLEN characters of the pathname of the slave pseudo
|
||||
terminal associated with the master FD is open on in BUF.
|
||||
Return 0 on success, otherwise an error number. */
|
||||
extern int ptsname_r __P ((int __fd, char *__buf, size_t __buflen));
|
||||
extern int ptsname_r (int __fd, char *__buf, size_t __buflen) __THROW;
|
||||
|
||||
/* Open a master pseudo terminal and return its file descriptor. */
|
||||
extern int getpt __P ((void));
|
||||
extern int getpt (void) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_BSD
|
||||
/* Put the 1 minute, 5 minute and 15 minute load averages into the first
|
||||
NELEM elements of LOADAVG. Return the number written (never more than
|
||||
three, but may be less than NELEM), or -1 if an error occurred. */
|
||||
extern int getloadavg __P ((double __loadavg[], int __nelem));
|
||||
extern int getloadavg (double __loadavg[], int __nelem) __THROW;
|
||||
#endif
|
||||
|
||||
#endif /* don't just need malloc and calloc */
|
||||
|
||||
Reference in New Issue
Block a user