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Prepare headers for use in ISO C++ compliant implementations.
This commit is contained in:
Ulrich Drepper
@ -90,6 +90,7 @@ typedef union
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# define WIFSTOPPED(status) __WIFSTOPPED(__WAIT_INT(status))
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#endif /* X/Open and <sys/wait.h> not included. */
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__BEGIN_NAMESPACE_STD
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/* Returned by `div'. */
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typedef struct
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{
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@ -106,8 +107,10 @@ typedef struct
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} ldiv_t;
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# define __ldiv_t_defined 1
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#endif
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__END_NAMESPACE_STD
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#if defined __USE_ISOC99 && !defined __lldiv_t_defined
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__BEGIN_NAMESPACE_C99
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/* Returned by `lldiv'. */
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__extension__ typedef struct
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{
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@ -115,6 +118,7 @@ __extension__ typedef struct
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long long int rem; /* Remainder. */
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} lldiv_t;
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# define __lldiv_t_defined 1
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__END_NAMESPACE_C99
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#endif
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@ -133,32 +137,41 @@ __extension__ typedef struct
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extern size_t __ctype_get_mb_cur_max (void) __THROW;
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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) __THROW __attribute_pure__;
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/* Convert a string to an integer. */
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extern int atoi (__const char *__nptr) __THROW __attribute_pure__;
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/* Convert a string to a long integer. */
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extern long int atol (__const char *__nptr) __THROW __attribute_pure__;
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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__;
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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;
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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;
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extern long double strtold (__const char *__restrict __nptr,
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char **__restrict __endptr) __THROW;
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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 long integer. */
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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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@ -166,6 +179,7 @@ extern long int strtol (__const char *__restrict __nptr,
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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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__END_NAMESPACE_C99
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#if defined __GLIBC_HAVE_LONG_LONG && defined __USE_BSD
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/* Convert a string to a quadword integer. */
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@ -180,8 +194,7 @@ extern unsigned long long int strtouq (__const char *__restrict __nptr,
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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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/* These functions will part of the standard C library in ISO C99. */
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__BEGIN_NAMESPACE_C99
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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 (__const char *__restrict __nptr,
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@ -191,6 +204,7 @@ __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;
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__END_NAMESPACE_C99
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#endif /* ISO C99 or GCC and use MISC. */
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@ -290,6 +304,7 @@ extern unsigned long long int __strtoull_internal (__const char *
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#ifdef __USE_EXTERN_INLINES
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/* Define inline functions which call the internal entry points. */
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__BEGIN_NAMESPACE_STD
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extern __inline double
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strtod (__const char *__restrict __nptr, char **__restrict __endptr) __THROW
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{
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@ -307,8 +322,10 @@ strtoul (__const char *__restrict __nptr, char **__restrict __endptr,
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{
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return __strtoul_internal (__nptr, __endptr, __base, 0);
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}
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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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extern __inline float
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strtof (__const char *__restrict __nptr, char **__restrict __endptr) __THROW
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{
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@ -319,6 +336,7 @@ 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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}
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__END_NAMESPACE_C99
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# endif
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# ifdef __USE_BSD
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@ -337,6 +355,7 @@ strtouq (__const char *__restrict __nptr, char **__restrict __endptr,
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# endif
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# if defined __USE_MISC || defined __USE_ISOC99
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__BEGIN_NAMESPACE_C99
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__extension__ extern __inline long long int
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strtoll (__const char *__restrict __nptr, char **__restrict __endptr,
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int __base) __THROW
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@ -349,8 +368,10 @@ strtoull (__const char * __restrict __nptr, char **__restrict __endptr,
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{
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return __strtoull_internal (__nptr, __endptr, __base, 0);
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}
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__END_NAMESPACE_C99
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# endif
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__BEGIN_NAMESPACE_STD
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extern __inline double
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atof (__const char *__nptr) __THROW
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{
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@ -366,13 +387,16 @@ atol (__const char *__nptr) __THROW
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{
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return strtol (__nptr, (char **) NULL, 10);
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}
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__END_NAMESPACE_STD
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# if defined __USE_MISC || defined __USE_ISOC99
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__BEGIN_NAMESPACE_C99
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__extension__ extern __inline long long int
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atoll (__const char *__nptr) __THROW
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{
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return strtoll (__nptr, (char **) NULL, 10);
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}
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__END_NAMESPACE_C99
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# endif
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#endif /* Optimizing and Inlining. */
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@ -442,10 +466,12 @@ extern int setstate_r (char *__restrict __statebuf,
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#endif /* Use SVID || extended X/Open. */
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__BEGIN_NAMESPACE_STD
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/* Return a random integer between 0 and RAND_MAX inclusive. */
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extern int rand (void) __THROW;
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/* Seed the random number generator with the given number. */
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extern void srand (unsigned int __seed) __THROW;
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__END_NAMESPACE_STD
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#ifdef __USE_POSIX
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/* Reentrant interface according to POSIX.1. */
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@ -522,20 +548,24 @@ extern int lcong48_r (unsigned short int __param[7],
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#endif /* don't just need malloc and calloc */
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#ifndef __malloc_and_calloc_defined
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#define __malloc_and_calloc_defined
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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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/* 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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__END_NAMESPACE_STD
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#endif
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#ifndef __need_malloc_and_calloc
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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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/* 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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#ifdef __USE_MISC
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/* Free a block. An alias for `free'. (Sun Unices). */
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@ -557,12 +587,14 @@ extern int posix_memalign (void **__memptr, size_t __alignment, size_t __size)
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__THROW __attribute_malloc__;
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#endif
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__BEGIN_NAMESPACE_STD
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/* Abort execution and generate a core-dump. */
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extern void abort (void) __THROW __attribute__ ((__noreturn__));
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/* Register a function to be called when `exit' is called. */
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extern int atexit (void (*__func) (void)) __THROW;
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__END_NAMESPACE_STD
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#ifdef __USE_MISC
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/* Register a function to be called with the status
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@ -571,20 +603,26 @@ extern int on_exit (void (*__func) (int __status, void *__arg), void *__arg)
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__THROW;
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#endif
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__BEGIN_NAMESPACE_STD
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/* Call all functions registered with `atexit' and `on_exit',
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in the reverse of the order in which they were registered
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perform stdio cleanup, and terminate program execution with STATUS. */
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extern void exit (int __status) __THROW __attribute__ ((__noreturn__));
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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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/* Terminate the program with STATUS without calling any of the
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functions registered with `atexit' or `on_exit'. */
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extern void _Exit (int __status) __THROW __attribute__ ((__noreturn__));
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__END_NAMESPACE_C99
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#endif
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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;
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__END_NAMESPACE_STD
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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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@ -651,8 +689,10 @@ extern char *mkdtemp (char *__template) __THROW;
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#endif
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__BEGIN_NAMESPACE_STD
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/* Execute the given line as a shell command. */
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extern int system (__const char *__command) __THROW;
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__END_NAMESPACE_STD
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#ifdef __USE_GNU
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@ -684,6 +724,7 @@ typedef __compar_fn_t comparison_fn_t;
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# endif
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#endif
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__BEGIN_NAMESPACE_STD
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/* Do a binary search for KEY in BASE, which consists of NMEMB elements
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of SIZE bytes each, using COMPAR to perform the comparisons. */
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extern void *bsearch (__const void *__key, __const void *__base,
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@ -698,12 +739,15 @@ extern void qsort (void *__base, size_t __nmemb, size_t __size,
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/* Return the absolute value of X. */
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extern int abs (int __x) __THROW __attribute__ ((__const__));
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extern long int labs (long int __x) __THROW __attribute__ ((__const__));
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__END_NAMESPACE_STD
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#ifdef __USE_ISOC99
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__extension__ extern long long int llabs (long long int __x)
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__THROW __attribute__ ((__const__));
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#endif
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__BEGIN_NAMESPACE_STD
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/* Return the `div_t', `ldiv_t' or `lldiv_t' representation
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of the value of NUMER over DENOM. */
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/* GCC may have built-ins for these someday. */
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@ -711,10 +755,14 @@ extern div_t div (int __numer, int __denom)
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__THROW __attribute__ ((__const__));
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extern ldiv_t ldiv (long int __numer, long int __denom)
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__THROW __attribute__ ((__const__));
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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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__extension__ extern lldiv_t lldiv (long long int __numer,
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long long int __denom)
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__THROW __attribute__ ((__const__));
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__END_NAMESPACE_C99
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#endif
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@ -768,6 +816,7 @@ extern int qfcvt_r (long double __value, int __ndigit,
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#endif /* use MISC || use X/Open Unix */
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__BEGIN_NAMESPACE_STD
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/* Return the length of the multibyte character
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in S, which is no longer than N. */
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extern int mblen (__const char *__s, size_t __n) __THROW;
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@ -787,6 +836,7 @@ extern size_t mbstowcs (wchar_t *__restrict __pwcs,
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extern size_t wcstombs (char *__restrict __s,
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__const wchar_t *__restrict __pwcs, size_t __n)
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__THROW;
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__END_NAMESPACE_STD
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#ifdef __USE_SVID
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