2 ** satndard.h --- ISO C99 Standard Library for Splint.
4 ** Process with -DSTRICT to get strict library.
9 /*@+globsimpmodifiesnothing@*/
15 /*@constant int EDOM;@*/
16 /*@constant int ERANGE;@*/
17 /*@constant int EILSEQ;@*/
20 /*@checkedstrict@*/ int errno;
22 /*@unchecked@*/ int errno;
29 typedef /*@integraltype@*/ ptrdiff_t;
30 typedef /*@unsignedintegraltype@*/ size_t;
31 typedef /*@signedintegraltype@*/ ssize_t;
32 typedef /*@integraltype@*/ wchar_t;
35 ** Added by Amendment 1 to ISO.
38 typedef /*@integraltype@*/ wint_t;
39 typedef /*@abstract@*/ mbstate_t;
41 /*@constant null anytype NULL = 0;@*/
47 /*@constant lltX_bool NDEBUG;@*/
50 /*@falseexit@*/ void assert (/*@sef@*/ lltX_bool e)
53 /*@falseexit@*/ void assert (/*@sef@*/ lltX_bool /*@alt int@*/ e)
63 lltX_bool isalnum (int c) /*@*/ ;
64 lltX_bool isalpha (int c) /*@*/ ;
65 lltX_bool iscntrl (int c) /*@*/ ;
66 lltX_bool isdigit (int c) /*@*/ ;
67 lltX_bool isgraph (int c) /*@*/ ;
68 lltX_bool islower (int c) /*@*/ ;
69 lltX_bool isprint (int c) /*@*/ ;
70 lltX_bool ispunct (int c) /*@*/ ;
71 lltX_bool isspace (int c) /*@*/ ;
72 lltX_bool isupper (int c) /*@*/ ;
73 lltX_bool isxdigit (int c) /*@*/ ;
74 char tolower (int c) /*@*/ ;
75 char toupper (int c) /*@*/ ;
78 ** evans 2002-01-03: added alt char (was alt unsigned char)
81 lltX_bool /*@alt int@*/ isalnum (int /*@alt char, unsigned char@*/ c) /*@*/ ;
82 lltX_bool /*@alt int@*/ isalpha (int /*@alt char, unsigned char@*/ c) /*@*/ ;
83 lltX_bool /*@alt int@*/ iscntrl (int /*@alt char, unsigned char@*/ c) /*@*/ ;
84 lltX_bool /*@alt int@*/ isdigit (int /*@alt char, unsigned char@*/ c) /*@*/ ;
85 lltX_bool /*@alt int@*/ isgraph (int /*@alt char, unsigned char@*/ c) /*@*/ ;
86 lltX_bool /*@alt int@*/ islower (int /*@alt char, unsigned char@*/ c) /*@*/ ;
87 lltX_bool /*@alt int@*/ isprint (int /*@alt char, unsigned char@*/ c) /*@*/ ;
88 lltX_bool /*@alt int@*/ ispunct (int /*@alt char, unsigned char@*/ c) /*@*/ ;
89 lltX_bool /*@alt int@*/ isspace (int /*@alt char, unsigned char@*/ c) /*@*/ ;
90 lltX_bool /*@alt int@*/ isupper (int /*@alt char, unsigned char@*/ c) /*@*/ ;
91 lltX_bool /*@alt int@*/ isxdigit (int /*@alt char, unsigned char@*/ c) /*@*/ ;
92 char /*@alt int@*/ tolower (int /*@alt char, unsigned char@*/ c) /*@*/ ;
93 char /*@alt int@*/ toupper (int /*@alt char, unsigned char@*/ c) /*@*/ ;
105 char *int_curr_symbol;
106 char *currency_symbol;
107 char *mon_decimal_point;
108 char *mon_thousands_sep;
112 char int_frac_digits;
122 /*@constant int LC_ALL;@*/
123 /*@constant int LC_COLLATE;@*/
124 /*@constant int LC_CTYPE;@*/
125 /*@constant int LC_MONETARY;@*/
126 /*@constant int LC_NUMERIC;@*/
127 /*@constant int LC_TIME;@*/
129 /*@observer@*/ /*@null@*/ char *setlocale (int category, /*@null@*/ char *locale)
130 /*@modifies internalState, errno@*/ ;
132 struct lconv *localeconv (void) /*@*/ ;
139 ** Note, these are defined by macros, but NOT necessarily
140 ** constants. They may be used as lvalues.
143 /*@unchecked@*/ int DBL_DIG;
144 /*@unchecked@*/ double DBL_EPSILON;
145 /*@unchecked@*/ int DBL_MANT_DIG;
146 /*@unchecked@*/ double DBL_MAX;
147 /*@unchecked@*/ int DBL_MAX_10_EXP;
148 /*@unchecked@*/ int DBL_MAX_EXP;
149 /*@unchecked@*/ double DBL_MIN;
150 /*@unchecked@*/ int DBL_MIN_10_EXP;
151 /*@unchecked@*/ int DBL_MIN_EXP;
153 /*@unchecked@*/ int FLT_DIG;
154 /*@unchecked@*/ float FLT_EPSILON;
155 /*@unchecked@*/ int FLT_MANT_DIG;
156 /*@unchecked@*/ float FLT_MAX;
157 /*@unchecked@*/ int FLT_MAX_10_EXP;
158 /*@unchecked@*/ int FLT_MAX_EXP;
159 /*@unchecked@*/ float FLT_MIN;
160 /*@unchecked@*/ int FLT_MIN_10_EXP;
161 /*@unchecked@*/ int FLT_MIN_EXP;
162 /*@constant int FLT_RADIX@*/
163 /*@unchecked@*/ int FLT_ROUNDS;
165 /*@unchecked@*/ int LDBL_DIG;
166 /*@unchecked@*/ long double LDBL_EPSILON;
167 /*@unchecked@*/ int LDBL_MANT_DIG;
168 /*@unchecked@*/ long double LDBL_MAX;
169 /*@unchecked@*/ int LDBL_MAX_10_EXP;
170 /*@unchecked@*/ int LDBL_MAX_EXP;
171 /*@unchecked@*/ long double LDBL_MIN;
172 /*@unchecked@*/ int LDBL_MIN_10_EXP;
173 /*@unchecked@*/ int LDBL_MIN_EXP;
179 /*@constant int CHAR_BIT; @*/
180 /*@constant char CHAR_MAX; @*/
181 /*@constant char CHAR_MIN; @*/
182 /*@constant int INT_MAX; @*/
183 /*@constant int INT_MIN; @*/
184 /*@constant long int LONG_MAX; @*/
185 /*@constant long int LONG_MIN; @*/
186 /*@constant long int MB_LEN_MAX@*/
187 /*@constant signed char SCHAR_MAX; @*/
188 /*@constant signed char SCHAR_MIN; @*/
189 /*@constant short SHRT_MAX; @*/
190 /*@constant short SHRT_MIN; @*/
191 /*@constant unsigned char UCHAR_MAX; @*/
192 /*@constant unsigned char UCHAR_MIN; @*/
193 /*@constant unsigned int UINT_MAX; @*/
194 /*@constant unsigned long ULONG_MAX; @*/
195 /*@constant unsigned short USHRT_MAX; @*/
201 /*@constant double HUGE_VAL; @*/
204 ** math functions that may have a range error modify errno
207 double sin (double x) /*@*/ ;
208 double cos (double x) /*@*/ ;
209 double tan (double x) /*@*/ ;
210 double asin (double x) /*@modifies errno@*/ ;
211 double acos (double x) /*@modifies errno@*/ ;
212 double atan (double x) /*@*/ ;
213 double atan2 (double y, double x) /*@*/ ;
214 double sinh (double x) /*@*/ ;
215 double cosh (double x) /*@modifies errno@*/ ;
216 double tanh (double x) /*@*/ ;
218 double exp (double x) /*@modifies errno@*/ ;
219 double ldexp (double x, int n) /*@modifies errno@*/ ;
220 double frexp (double x, /*@out@*/ int *xp) /*@modifies *xp;@*/ ;
222 double log (double x) /*@modifies errno@*/ ;
223 double log10 (double x) /*@modifies errno@*/ ;
225 double pow (double x, double y) /*@modifies errno@*/ ;
226 double sqrt (double x) /*@modifies errno@*/ ;
228 double ceil (double x) /*@*/ ;
229 double floor (double x) /*@*/ ;
230 double fabs (double x) /*@*/ ;
232 double modf (double x, /*@out@*/ double *ip) /*@modifies *ip;@*/ ;
233 double fmod (double x, double y) /*@*/ ;
236 ** These functions are optional in iso C. An implementation does not
237 ** have to provide them. They are included in comments here, but
238 ** are not required to be part of the standard library.
241 # ifdef OPTIONAL_MATH
243 float acosf (float x) /*@modifies errno@*/ ;
244 long double acosl (long double x) /*@modifies errno@*/ ;
245 float asinf (float x) /*@modifies errno@*/ ;
246 long double asinl (long double x) /*@modifies errno@*/ ;
247 float atanf (float x) /*@*/ ;
248 long double atanl (long double x) /*@*/ ;
249 float atan2f (float y, float x) /*@*/ ;
250 long double atan2l (long double y, long double x) /*@*/ ;
251 float ceilf (float x) /*@*/ ;
252 long double ceill (long double x) /*@*/ ;
253 float cosf (float x) /*@*/ ;
254 long double cosl (long double x) /*@*/ ;
255 float coshf (float x) /*@modifies errno@*/ ;
256 long double coshl (long double x) /*@modifies errno@*/ ;
257 float expf (float x) /*@modifies errno@*/ ;
258 long double expl (long double x) /*@modifies errno@*/;
259 float fabsf (float x) /*@*/ ;
260 long double fabsl (long double x) /*@*/ ;
261 float floorf (float x) /*@*/ ;
262 long double floorl (long double x) /*@*/ ;
263 float fmodf (float x, float y) /*@*/ ;
264 long double fmodl (long double x, long double y) /*@*/ ;
265 float frexpf (float x, /*@out@*/ int *xp) /*@modifies *xp@*/;
266 long double frexpl (long double x, /*@out@*/ int *xp) /*@modifies *xp@*/;
267 float ldexpf (float x, int n) /*@modifies errno@*/ ;
268 long double ldexpl (long double x, int n) /*@modifies errno@*/ ;
269 float logf (float x) /*@modifies errno@*/ ;
270 long double logl (long double x) /*@modifies errno@*/ ;
271 float log10f (float x) /*@modifies errno@*/;
272 long double log10l (long double x) /*@modifies errno@*/;
273 float modff (float x, /*@out@*/ float *xp) /*@modifies *xp@*/ ;
274 long double modfl (long double x, /*@out@*/ long double *xp) /*@modifies *xp@*/ ;
275 float powf (float x, float y) /*@modifies errno@*/ ;
276 long double powl (long double x, long double y) /*@modifies errno@*/ ;
277 float sinf (float x) /*@*/ ;
278 long double sinl (long double x) /*@*/ ;
279 float sinhf (float x) /*@*/ ;
280 long double sinhl (long double x) /*@*/ ;
281 float sqrtf (float x) /*@modifies errno@*/ ;
282 long double sqrtl (long double x) /*@modifies errno@*/ ;
283 float tanf (float x) /*@*/ ;
284 long double tanl (long double x) /*@*/ ;
285 float tanhf (float x) /*@*/ ;
286 long double tanhl (long double x) /*@*/ ;
294 typedef /*@abstract@*/ /*@mutable@*/ void *jmp_buf;
296 int setjmp (/*@out@*/ jmp_buf env) /*@modifies env;@*/ ;
297 /*@mayexit@*/ void longjmp (jmp_buf env, int val) /*@*/ ;
303 /*@constant int SIGABRT; @*/
304 /*@constant int SIGFPE; @*/
305 /*@constant int SIGILL; @*/
306 /*@constant int SIGINT; @*/
307 /*@constant int SIGSEGV; @*/
308 /*@constant int SIGTERM; @*/
310 typedef /*@integraltype@*/ sig_atomic_t;
312 /*@constant void (*SIG_DFL)(int); @*/
313 /*@constant void (*SIG_ERR)(int); @*/
314 /*@constant void (*SIG_IGN)(int); @*/
317 ** signal takes an int, and a function takes int returns void, and
318 ** returns the function (or NULL if unsuccessful).
321 /*@null@*/ void (*signal (int sig, /*@null@*/ void (*func)(int))) (int)
322 /*@modifies internalState, errno;@*/ ;
324 /*@mayexit@*/ int raise (int sig) ;
330 typedef /*@abstract@*/ /*@mutable@*/ void *va_list;
332 void va_start (/*@out@*/ va_list ap, ...) /*@modifies ap;@*/ ;
333 void va_end (va_list va) /*@modifies va;@*/ ;
343 typedef /*@abstract@*/ /*@mutable@*/ void *FILE;
344 typedef /*@abstract@*/ /*@mutable@*/ void *fpos_t;
346 /*@constant int _IOFBF; @*/
347 /*@constant int _IOLBF; @*/
348 /*@constant int _IONBF; @*/
350 /*@constant int BUFSIZ; @*/
351 /*@constant int EOF; @*/
353 /*@constant int FOPEN_MAX; @*/
354 /*@constant int FILENAME_MAX; @*/
356 /*@constant int L_tmpnam; @*/
358 /*@constant int SEEK_CUR; @*/
359 /*@constant int SEEK_END; @*/
360 /*@constant int SEEK_SET; @*/
362 /*@constant int TMP_MAX; @*/
365 /*@checked@*/ FILE *stderr;
366 /*@checked@*/ FILE *stdin;
367 /*@checked@*/ FILE *stdout;
369 /*@unchecked@*/ FILE *stderr;
370 /*@unchecked@*/ FILE *stdin;
371 /*@unchecked@*/ FILE *stdout;
374 int remove (char *filename) /*@modifies fileSystem, errno@*/ ;
375 int rename (char *old, char *new) /*@modifies fileSystem, errno@*/ ;
377 /*@null@*/ FILE *tmpfile (void) /*@modifies fileSystem@*/ ;
378 /*@observer@*/ char *
379 tmpnam (/*@out@*/ /*@null@*/ /*@returned@*/ char *s)
380 /*@modifies *s, internalState@*/ ;
382 int fclose (FILE *stream) /*@modifies *stream, errno, fileSystem;@*/ ;
383 int fflush (/*@null@*/ FILE *stream)
384 /*@modifies *stream, errno, fileSystem;@*/ ;
386 /*@null@*/ /*@dependent@*/ FILE *fopen (char *filename, char *mode)
387 /*@modifies fileSystem@*/ ;
389 /*@null@*/ FILE *freopen (char *filename, char *mode, FILE *stream)
390 /*@modifies *stream, fileSystem, errno@*/ ;
392 extern void setbuf (FILE *stream, /*@null@*/ /*@exposed@*/ /*@out@*/ char *buf)
393 /*@modifies fileSystem, *stream, *buf@*/ ;
395 extern int setvbuf (FILE *stream, /*@null@*/ /*@exposed@*/ /*@out@*/ char *buf,
396 int mode, size_t size)
397 /*@modifies fileSystem, *stream, *buf@*/ ;
401 int fprintf (FILE *stream, char *format, ...)
402 /*@modifies fileSystem, *stream@*/ ;
405 int /*@alt void@*/ fprintf (FILE *stream, char *format, ...)
406 /*@modifies fileSystem, *stream@*/ ;
410 int fscanf (FILE *stream, char *format, ...)
411 /*@modifies fileSystem, *stream@*/ ;
415 int printf (char *format, ...)
417 /*@modifies fileSystem, *stdout@*/ ;
420 int /*@alt void@*/ printf (char *format, ...)
422 /*@modifies fileSystem, *stdout@*/ ;
426 int scanf(char *format, ...)
428 /*@modifies fileSystem, *stdin@*/ ;
432 int sprintf (/*@out@*/ char *s, char *format, ...)
436 int /*@alt void@*/ sprintf (/*@out@*/ char *s, char *format, ...)
441 int sscanf (/*@out@*/ char *s, char *format, ...) /*@*/ ;
442 /* modifies extra arguments */
444 int vprintf (const char *format, va_list arg)
446 /*@modifies fileSystem, *stdout@*/ ;
448 int vfprintf (FILE *stream, char *format, va_list arg)
449 /*@modifies fileSystem, *stream, arg, errno@*/ ;
451 int vsprintf (/*@out@*/ char *str, const char *format, va_list ap)
452 /*@warn bufferoverflowhigh "Use vsnprintf instead"@*/
455 int vsnprintf (/*@out@*/ char *str, size_t size, const char *format, va_list ap)
456 /*@requires maxSet(str) >= size@*/
459 int fgetc (FILE *stream)
460 /*@modifies fileSystem, *stream, errno@*/ ;
463 fgets (/*@returned@*/ /*@out@*/ char *s, int n, FILE *stream)
464 /*@modifies fileSystem, *s, *stream, errno@*/
465 /*@requires maxSet(s) >= (n -1); @*/
466 /*@ensures maxRead(s) <= (n -1) /\ maxRead(s) >= 0; @*/
469 int fputc (int /*@alt char@*/ c, FILE *stream)
471 /*@modifies fileSystem, *stream, errno@*/ ;
473 int fputs (char *s, FILE *stream)
474 /*@modifies fileSystem, *stream@*/ ;
476 /* note use of sef --- stream may be evaluated more than once */
477 int getc (/*@sef@*/ FILE *stream)
478 /*@modifies fileSystem, *stream@*/ ;
480 int getchar (void) /*@globals stdin@*/ /*@modifies fileSystem, *stdin@*/ ;
482 /*@null@*/ char *gets (/*@out@*/ char *s)
483 /*@warn bufferoverflowhigh
484 "Use of gets leads to a buffer overflow vulnerability. Use fgets instead"@*/
485 /*@globals stdin@*/ /*@modifies fileSystem, *s, *stdin, errno@*/ ;
487 int putc (int /*@alt char@*/ c, /*@sef@*/ FILE *stream)
489 /*@modifies fileSystem, *stream;@*/ ;
491 int putchar (int /*@alt char@*/ c)
493 /*@globals stdout@*/ /*@modifies fileSystem, *stdout@*/ ;
495 int puts (const char *s)
498 /*@modifies fileSystem, *stdout@*/ ;
500 int ungetc (int /*@alt char@*/ c, FILE *stream)
501 /*@modifies fileSystem, *stream, errno@*/ ;
504 fread (/*@out@*/ void *ptr, size_t size, size_t nobj, FILE *stream)
505 /*@modifies fileSystem, *ptr, *stream, errno@*/ ;
507 size_t fwrite (void *ptr, size_t size, size_t nobj, FILE *stream)
508 /*@modifies fileSystem, *stream, errno@*/ ;
510 int fgetpos (FILE *stream, /*@out@*/ fpos_t *pos)
511 /*@modifies *pos, errno@*/ ;
513 int fseek (FILE *stream, long int offset, int whence)
515 /*@modifies fileSystem, *stream, errno@*/ ;
517 int fsetpos (FILE *stream, fpos_t *pos)
518 /*@modifies fileSystem, *stream, errno@*/ ;
520 long int ftell(FILE *stream)
521 /*:errorcode -1:*/ /*@modifies errno*/ ;
523 void rewind (FILE *stream) /*@modifies *stream@*/ ;
524 void clearerr (FILE *stream) /*@modifies *stream@*/ ;
526 int feof (FILE *stream) /*@modifies errno@*/ ;
527 int ferror (FILE *stream) /*@modifies errno@*/ ;
529 void perror (/*@null@*/ char *s)
530 /*@globals errno, stderr@*/ /*@modifies fileSystem, *stderr@*/ ;
536 double atof (char *s) /*@*/ ;
537 int atoi (char *s) /*@*/ ;
538 long int atol (char *s) /*@*/ ;
540 double strtod (char *s, /*@null@*/ /*@out@*/ char **endp)
541 /*@modifies *endp, errno@*/ ;
543 long strtol (char *s, /*@null@*/ /*@out@*/ char **endp, int base)
544 /*@modifies *endp, errno@*/ ;
547 strtoul (char *s, /*@null@*/ /*@out@*/ char **endp, int base)
548 /*@modifies *endp, errno@*/ ;
550 /*@constant int RAND_MAX; @*/
551 int rand (void) /*@modifies internalState@*/ ;
552 void srand (unsigned int seed) /*@modifies internalState@*/ ;
559 /*@null@*/ /*@only@*/ void *calloc (size_t nobj, size_t size) /*@*/
560 /*@ensures maxSet(result) == (nobj - 1); @*/ ;
561 /*@null@*/ /*@out@*/ /*@only@*/ void *malloc (size_t size) /*@*/
562 /*@ensures maxSet(result) == (size - 1); @*/ ;
566 /* 11 June 1997: removed out on return value */
569 /*@null@*/ /*@only@*/ void *
570 realloc (/*@null@*/ /*@only@*/ /*@special@*/ void *p,
571 size_t size) /*@releases p@*/ /*@modifies *p@*/
572 /*@ensures maxSet(result) == (size - 1) @*/;
576 ** LCLint annotations cannot fully describe realloc. The semantics we
578 ** realloc returns null: ownership of parameter is not changed
579 ** realloc returns non-null: ownership of parameter is transferred to return value
581 ** Otherwise, storage is in the same state before and after the call.
584 /*@null@*/ /*@only@*/ void *
585 realloc (/*@null@*/ /*@only@*/ /*@out@*/ /*@returned@*/ void *p, size_t size)
586 /*@modifies *p@*/ /*@ensures maxSet(result) >= (size - 1) @*/;
588 void free (/*@null@*/ /*@out@*/ /*@only@*/ void *p) /*@modifies p@*/ ;
590 /*@constant int EXIT_FAILURE; @*/
591 /*@constant int EXIT_SUCCESS; @*/
593 /*@exits@*/ void abort (void) /*@*/ ;
594 /*@exits@*/ void exit (int status) /*@*/ ;
595 int atexit (void (*func)(void)) /*@modifies internalState@*/ ;
597 /*@observer@*/ /*@null@*/ char *getenv (char *name) /*@*/ ;
599 int system (/*@null@*/ char *s) /*@modifies fileSystem@*/ ;
601 /*@null@*/ /*@dependent@*/ void *
602 bsearch (void *key, void *base,
603 size_t n, size_t size,
604 int (*compar)(void *, void *)) /*@*/ ;
606 void qsort (void *base, size_t n, size_t size,
607 int (*compar)(void *, void *))
608 /*@modifies *base, errno@*/ ;
610 int abs (int n) /*@*/ ;
612 typedef /*@concrete@*/ struct
618 div_t div (int num, int denom) /*@*/ ;
620 long int labs (long int n) /*@*/ ;
622 typedef /*@concrete@*/ struct
628 ldiv_t ldiv (long num, long denom) /*@*/ ;
630 /*@constant size_t MB_CUR_MAX; @*/
633 ** wchar_t and wint_t functions added by Amendment 1 to ISO.
636 /*@constant int WCHAR_MAX@*/
637 /*@constant int WCHAR_MIN@*/
638 /*@constant wint_t WEOF@*/
640 wint_t btowc (int c) /*@*/ ;
642 wint_t fgetwc (FILE *fp) /*@modifies fileSystem, *fp*/ ;
644 /*@null@*/ wchar_t *fgetws (/*@returned@*/ wchar_t *s, int n, FILE *stream)
645 /*@modifies fileSystem, *s, *stream@*/;
647 wint_t fputwc (wchar_t c, FILE *stream)
648 /*@modifies fileSystem, *stream@*/;
650 int fputws (const wchar_t *s, FILE *stream)
651 /*@modifies fileSystem, *stream@*/ ;
653 int fwide (FILE *stream, int mode) /*@*/ ;
654 /* does not modify the stream */
656 /*@printflike@*/ int fwprintf (FILE *stream, const wchar_t *format, ...)
657 /*@modifies *stream, fileSystem@*/ ;
659 /*@scanflike@*/ int fwscanf (FILE *stream, const wchar_t *format, ...)
660 /*@modifies *stream, fileSystem@*/ ;
662 /* note use of sef --- stream may be evaluated more than once */
663 wint_t getwc (/*@sef@*/ FILE *stream) /*@modifies fileSystem, *stream@*/ ;
665 wint_t getwchar (void) /*@modifies fileSystem, *stdin@*/;
667 size_t mbrlen (const char *s, size_t n, /*@null@*/ mbstate_t *ps) /*@*/ ;
669 size_t mbrtowc (/*@null@*/ wchar_t *pwc, const char *s, size_t n,
670 /*@null@*/ mbstate_t *ps)
671 /*@modifies *pwc@*/ ;
673 int mbsinit (/*@null@*/ const mbstate_t *ps) /*@*/ ;
675 size_t mbsrtowcs (/*@null@*/ wchar_t *dst, const char **src, size_t len,
676 /*@null@*/ mbstate_t *ps)
677 /*@modifies *dst@*/ ;
679 /* note use of sef --- stream may be evaluated more than once */
680 wint_t putwc (wchar_t c, /*@sef@*/ FILE *stream) /*@modifies fileSystem, *stream@*/ ;
682 wint_t putwchar (wchar_t c) /*@modifies fileSystem, *stdout@*/ ;
684 /*@printflike@*/ int swprintf (wchar_t *s, size_t n, const wchar_t *format, ...)
687 /*@scanflike@*/ int swscanf (const wchar_t *s, const wchar_t *format, ...)
688 /*@modifies *stdin@*/ ;
690 wint_t ungetwc (wint_t c, FILE *stream) /*@modifies fileSystem, *stream@*/ ;
692 int vfwprintf (FILE *stream, const wchar_t *format, va_list arg)
693 /*@modifies fileSystem, *stream@*/ ;
695 int vswprintf (wchar_t *s, size_t n, const wchar_t *format, va_list arg)
698 int vwprintf (const wchar_t *format, va_list arg)
699 /*@modifies fileSystem, *stdout@*/ ;
701 size_t wcrtomb (/*@null@*/ /*@out@*/ char *s, wchar_t wc, /*@null@*/ mbstate_t *ps)
704 void /*@alt wchar_t *@*/
705 wcscat (/*@unique@*/ /*@returned@*/ /*@out@*/ wchar_t *s1, const wchar_t *s2)
708 /*@exposed@*/ /*@null@*/ wchar_t *
709 wcschr (/*@returned@*/ const wchar_t *s, wchar_t c)
712 int wcscmp (const wchar_t *s1, const wchar_t *s2) /*@*/ ;
714 int wcscoll (const wchar_t *s1, const wchar_t *s2) /*@*/ ;
716 void /*@alt wchar_t *@*/
717 wcscpy (/*@unique@*/ /*@out@*/ /*@returned@*/ wchar_t *s1, const wchar_t *s2)
720 size_t wcscspn (const wchar_t *s1, const wchar_t *s2) /*@*/ ;
722 size_t wcsftime (/*@out@*/ wchar_t *s, size_t maxsize, const wchar_t *format,
723 const struct tm *timeptr)
726 size_t wcslen (const wchar_t *s) /*@*/ ;
728 void /*@alt wchar_t *@*/
729 wcsncat (/*@unique@*/ /*@returned@*/ /*@out@*/ wchar_t *s1, const wchar_t *s2,
733 int wcsncmp (const wchar_t *s1, const wchar_t *s2, size_t n) /*@*/ ;
735 void /*@alt wchar_t *@*/
736 wcsncpy (/*@unique@*/ /*@returned@*/ /*@out@*/ wchar_t *s1, const wchar_t *s2,
741 wcspbrk (/*@returned@*/ const wchar_t *s1, const wchar_t *s2)
745 wcsrchr (/*@returned@*/ const wchar_t *s, wchar_t c)
749 wcsrtombs (/*@null@*/ char *dst, const wchar_t **src, size_t len,
750 /*@null@*/ mbstate_t *ps)
751 /*@modifies *src@*/ ;
753 size_t wcsspn (const wchar_t *s1, const wchar_t *s2) /*@*/ ;
755 /*@null@*/ wchar_t *wcsstr (const wchar_t *s1, const wchar_t *s2) /*@*/ ;
757 double wcstod (const wchar_t *nptr, /*@null@*/ wchar_t **endptr)
758 /*@modifies *endptr@*/ ;
761 wcstok (/*@null@*/ wchar_t *s1, const wchar_t *s2, wchar_t **ptr)
764 long wcstol (const wchar_t *nptr, /*@null@*/ wchar_t **endptr, int base)
765 /*@modifies *endptr@*/;
768 wcstoul (const wchar_t *nptr, /*@null@*/ wchar_t **endptr, int base)
769 /*@modifies *endptr@*/;
772 wcsxfrm (/*@null@*/ wchar_t *s1, const wchar_t *s2, size_t n)
775 int wctob (wint_t c) /*@*/;
777 /*@null@*/ wchar_t *wmemchr (const wchar_t *s, wchar_t c, size_t n) /*@*/ ;
779 int wmemcmp (const wchar_t *s1, const wchar_t *s2, size_t n) /*@*/ ;
781 wchar_t *wmemcpy (/*@returned@*/ wchar_t *s1, const wchar_t *s2, size_t n)
784 wchar_t *wmemmove (/*@returned@*/ wchar_t *s1, const wchar_t *s2, size_t n)
787 wchar_t *wmemset (/*@returned@*/ wchar_t *s, wchar_t c, size_t n)
790 /*@printflike@*/ int wprintf (const wchar_t *format, ...)
791 /*@globals stdout@*/ /*@modifies errno, *stdout@*/;
794 wscanf (const wchar_t *format, ...)
795 /*@globals stdin@*/ /*@modifies errno, *stdin@*/;
798 ** wctype.h (added by Amendment 1)
801 /* Warning: not sure about these (maybe abstract?): */
802 typedef /*@integraltype@*/ wctype_t;
803 typedef /*@integraltype@*/ wctrans_t;
806 lltX_bool iswalnum (wint_t c) /*@*/ ;
807 lltX_bool iswalpha (wint_t c) /*@*/ ;
808 lltX_bool iswcntrl (wint_t c) /*@*/ ;
809 lltX_bool iswctype (wint_t c, wctype_t ctg) /*@*/ ;
810 lltX_bool iswdigit (wint_t c) /*@*/ ;
811 lltX_bool iswgraph (wint_t c) /*@*/ ;
812 lltX_bool iswlower (wint_t c) /*@*/ ;
813 lltX_bool iswprint (wint_t c) /*@*/ ;
814 lltX_bool iswpunct (wint_t c) /*@*/ ;
815 lltX_bool iswspace (wint_t c) /*@*/ ;
816 lltX_bool iswupper (wint_t c) /*@*/ ;
817 lltX_bool iswxdigit (wint_t c) /*@*/ ;
819 wint_t towctrans (wint_t c, wctrans_t ctg) /*@*/ ;
820 wint_t towlower (wint_t c) /*@*/ ;
821 wint_t towupper (wint_t c) /*@*/ ;
823 lltX_bool /*@alt int@*/ iswalnum (wint_t c) /*@*/ ;
824 lltX_bool /*@alt int@*/ iswalpha (wint_t c) /*@*/ ;
825 lltX_bool /*@alt int@*/ iswcntrl (wint_t c) /*@*/ ;
826 lltX_bool /*@alt int@*/ iswctype (wint_t c, wctype_t ctg) /*@*/ ;
827 lltX_bool /*@alt int@*/ iswdigit (wint_t c) /*@*/ ;
828 lltX_bool /*@alt int@*/ iswgraph (wint_t c) /*@*/ ;
829 lltX_bool /*@alt int@*/ iswlower (wint_t c) /*@*/ ;
830 lltX_bool /*@alt int@*/ iswprint (wint_t c) /*@*/ ;
831 lltX_bool /*@alt int@*/ iswpunct (wint_t c) /*@*/ ;
832 lltX_bool /*@alt int@*/ iswspace (wint_t c) /*@*/ ;
833 lltX_bool /*@alt int@*/ iswupper (wint_t c) /*@*/ ;
834 lltX_bool /*@alt int@*/ iswxdigit (wint_t c) /*@*/ ;
836 wint_t /*@alt int@*/ towctrans (wint_t c, wctrans_t ctg) /*@*/ ;
837 wint_t /*@alt int@*/ towlower (wint_t c) /*@*/ ;
838 wint_t /*@alt int@*/ towupper (wint_t c) /*@*/ ;
841 wctrans_t wctrans (const char *property) /*@*/ ;
842 wctype_t wctype (const char *property) /*@*/ ;
844 int mblen (char *s, size_t n) /*@*/ ;
845 int mbtowc (/*@null@*/ wchar_t *pwc, /*@null@*/ char *s, size_t n)
846 /*@modifies *pwc@*/ ;
847 int wctomb (/*@out@*/ /*@null@*/ char *s, wchar_t wchar)
849 size_t mbstowcs (/*@out@*/ wchar_t *pwcs, char *s, size_t n)
850 /*@modifies *pwcs@*/ ;
851 size_t wcstombs (/*@out@*/ char *s, wchar_t *pwcs, size_t n)
858 void /*@alt void * @*/
859 memcpy (/*@unique@*/ /*@returned@*/ /*@out@*/ void *s1, void *s2, size_t n)
861 /*@requires maxRead(s2) >= (n - 1) /\ maxSet(s1) >= (n - 1); @*/
864 void /*@alt void * @*/
865 memmove (/*@returned@*/ /*@out@*/ void *s1, void *s2, size_t n)
867 /*@requires maxRead(s2) >= (n - 1) /\ maxSet(s1) >= (n - 1); @*/
875 void /*@alt char * @*/
876 strcpy (/*@unique@*/ /*@out@*/ /*@returned@*/ char *s1, char *s2)
878 /*@requires maxSet(s1) >= maxRead(s2) @*/
879 /*@ensures maxRead(s1) == maxRead (s2) /\ maxRead(result) == maxRead(s2) /\ maxSet(result) == maxSet(s1); @*/;
881 void /*@alt char * @*/
882 strncpy (/*@unique@*/ /*@out@*/ /*@returned@*/ char *s1, char *s2, size_t n)
883 /*@modifies *s1@*/ /*@requires maxSet(s1) >= ( n - 1 ); @*/ /*@ensures maxRead (s2) >= maxRead(s1) /\ maxRead (s1) <= n; @*/;
885 void /*@alt char * @*/
886 strcat (/*@unique@*/ /*@returned@*/ char *s1, char *s2)
887 /*@modifies *s1@*/ /*@requires maxSet(s1) >= (maxRead(s1) + maxRead(s2) );@*/
888 /*@ensures maxRead(result) == (maxRead(s1) + maxRead(s2) );@*/;
890 void /*@alt char * @*/
891 strncat (/*@unique@*/ /*@returned@*/ char *s1, char *s2, size_t n)
893 /*@requires maxSet(s1) >= ( maxRead(s1) + n); @*/
894 /*@ensures maxRead(s1) >= (maxRead(s1) + n); @*/;
898 int memcmp (void *s1, void *s2, size_t n) /*@*/ ;
899 int strcmp (char *s1, char *s2) /*@*/ ;
900 int strcoll (char *s1, char *s2) /*@*/ ;
901 int strncmp (char *s1, char *s2, size_t n) /*@*/ ;
902 size_t strxfrm (/*@out@*/ /*@null@*/ char *s1, char *s2, size_t n)
903 /*@modifies *s1@*/ ; /* s1 may be null only if n == 0 */
905 /*@null@*/ void *memchr (void *s, int c, size_t n) /*@*/ ;
908 /*@exposed@*/ /*@null@*/ char *
909 strchr (/*@returned@*/ char *s, char c) /*@*/ /*@ensures maxSet(result) >= 0 /\ maxSet(result) <= maxSet(s) /\ maxRead (result) <= maxRead(s) /\ maxRead(result) >= 0 @*/ ;
911 /*@exposed@*/ /*@null@*/ char *
912 strchr (/*@returned@*/ char *s, int /*@alt char@*/ c) /*@*/ /*@ensures maxSet(result) >= 0 /\ maxSet(result) <= maxSet(s) /\ maxRead (result) <= maxRead(s) /\ maxRead(result) >= 0; @*/ ;
915 size_t strcspn (char *s1, char *s2) /*@*/ ;
916 /*@null@*/ /*@exposed@*/ char *
917 strpbrk (/*@returned@*/ char *s, char *t) /*@*/ ;
920 /*@null@*/ /*@exposed@*/ char *
921 strrchr (/*@returned@*/ char *s, char c) /*@*/ /*@ensures maxSet(result) >= 0 /\ maxSet(result) <= maxSet(s) /\ maxRead (result) <= maxRead(s) /\ maxRead(result) >= 0 @*/ ;
923 /*@null@*/ /*@exposed@*/ char *
924 strrchr (/*@returned@*/ char *s, int /*@alt char@*/ c) /*@*/ /*@ensures maxSet(result) >= 0 /\ maxSet(result) <= maxSet(s) /\ maxRead (result) <= maxRead(s) /\ maxRead(result) >= 0 @*/ ;
927 size_t strspn (char *s, char *t) /*@*/ ;
929 /*@null@*/ /*@exposed@*/ char *
930 strstr (/*@returned@*/ /*@unique@*/ char *s, char *t) /*@*/
931 /*@ensures maxSet(result) >= 0 /\ maxSet(result) <= maxSet(s) /\ maxRead (result) <= maxRead(s) /\ maxRead(result) >= 0 /\ maxRead(result) >= maxRead(t) /\ maxSet(result) >= maxRead(t)@*/ ;
933 /*@null@*/ /*@exposed@*/ char *
934 strtok (/*@returned@*/ /*@null@*/ char *s, char *t)
935 /*@modifies *s, internalState, errno@*/ ;
937 void /*@alt void *@*/ memset (/*@out@*/ /*@returned@*/ void *s,
939 /*@modifies *s@*/ /*@requires maxSet(s) >= (n - 1) @*/ /*@ensures maxRead(s) >= (n - 1) @*/ ;
941 /*@observer@*/ char *strerror (int errnum) /*@*/ ;
944 size_t strlen (char *s) /*@*/ /*@ensures result == maxRead(s); @*/;
950 /*@constant int CLOCKS_PER_SEC;@*/
952 typedef /*@integraltype@*/ clock_t;
953 typedef /*@integraltype@*/ time_t;
968 clock_t clock (void) /*@modifies internalState@*/ ;
969 double difftime (time_t time1, time_t time0) /*@*/ ;
970 time_t mktime (struct tm *timeptr) /*@*/ ;
972 time_t time (/*@null@*/ /*@out@*/ time_t *tp)
975 /*@observer@*/ char *asctime (struct tm *timeptr)
976 /*@modifies errno*/ /*@ensures maxSet(result) == 25 /\ maxRead(result) == 25; @*/ ;
978 /*@observer@*/ char *ctime (time_t *tp) /*@*/
979 /*@ensures maxSet(result) == 25 /\ maxRead(result) == 25; @*/;
981 /*@null@*/ /*@observer@*/ struct tm *gmtime (time_t *tp) /*@*/ ;
983 /*@null@*/ /*@observer@*/ struct tm *localtime (time_t *tp)
984 /*@modifies errno@*/ ;
986 size_t strftime (/*@out@*/ char *s, size_t smax,
987 char *fmt, struct tm *timeptr)
991 ** ISO c99: 7.18 Integer types <stdint.h>
995 ** These types are OPTIONAL. Provide warnings on use.
998 typedef /*@integraltype@*/ int8_t
999 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider int_least8_t instead."@*/ ;
1001 typedef /*@integraltype@*/ int16_t
1002 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider int_least16_t instead."@*/ ;
1004 typedef /*@integraltype@*/ int32_t
1005 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider int_least32_t instead."@*/ ;
1007 typedef /*@integraltype@*/ int64_t
1008 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider int_least64_t instead."@*/ ;
1010 typedef /*@unsignedintegraltype@*/ uint8_t
1011 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider uint_least8_t instead."@*/ ;
1013 typedef /*@unsignedintegraltype@*/ uint16_t
1014 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider uint_least16_t instead."@*/ ;
1016 typedef /*@unsignedintegraltype@*/ uint32_t
1017 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider uint_least32_t instead."@*/ ;
1019 typedef /*@unsignedintegraltype@*/ uint64_t
1020 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide. Consider uint_least64_t instead."@*/ ;
1022 typedef /*@integraltype@*/ int_least8_t;
1023 typedef /*@integraltype@*/ int_least16_t;
1024 typedef /*@integraltype@*/ int_least32_t;
1025 typedef /*@integraltype@*/ int_least64_t;
1027 typedef /*@unsignedintegraltype@*/ uint_least8_t;
1028 typedef /*@unsignedintegraltype@*/ uint_least16_t;
1029 typedef /*@unsignedintegraltype@*/ uint_least32_t;
1030 typedef /*@unsignedintegraltype@*/ uint_least64_t;
1032 typedef /*@integraltype@*/ int_fast8_t;
1033 typedef /*@integraltype@*/ int_fast16_t;
1034 typedef /*@integraltype@*/ int_fast32_t;
1035 typedef /*@integraltype@*/ int_fast64_t;
1037 typedef /*@unsignedintegraltype@*/ uint_fast8_t;
1038 typedef /*@unsignedintegraltype@*/ uint_fast16_t;
1039 typedef /*@unsignedintegraltype@*/ uint_fast32_t;
1040 typedef /*@unsignedintegraltype@*/ uint_fast64_t;
1042 typedef int *intptr_t
1043 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide."@*/ ;
1045 typedef unsigned int *uintptr_t
1046 /*@warn implementationoptional "ISO99 specifies as optional type, implementation need not provide."@*/ ;
1048 typedef /*@signedintegraltype@*/ intmax_t;
1049 typedef /*@unsignedintegraltype@*/ uintmax_t;
1052 ** What should the types be here?
1055 /*@constant int INT8_MIN@*/
1056 /*@constant int INT16_MIN@*/
1057 /*@constant int INT32_MIN@*/
1058 /*@constant int INT64_MIN@*/
1060 /*@constant int INT8_MAX@*/
1061 /*@constant int INT16_MAX@*/
1062 /*@constant int INT32_MAX@*/
1063 /*@constant int INT64_MAX@*/
1065 /*@constant int UINT8_MIN@*/
1066 /*@constant int UINT16_MIN@*/
1067 /*@constant int UINT32_MIN@*/
1068 /*@constant int UINT64_MIN@*/
1070 /*@constant int INT_LEAST8_MIN@*/
1071 /*@constant int INT_LEAST16_MIN@*/
1072 /*@constant int INT_LEAST32_MIN@*/
1073 /*@constant int INT_LEAST64_MIN@*/
1075 /*@constant int INT_LEAST8_MAX@*/
1076 /*@constant int INT_LEAST16_MAX@*/
1077 /*@constant int INT_LEAST32_MAX@*/
1078 /*@constant int INT_LEAST64_MAX@*/
1080 /*@constant int UINT_LEAST8_MAX@*/
1081 /*@constant int UINT_LEAST16_MAX@*/
1082 /*@constant int UINT_LEAST32_MAX@*/
1083 /*@constant int UINT_LEAST64_MAX@*/
1085 /*@constant int INT_FAST8_MIN@*/
1086 /*@constant int INT_FAST16_MIN@*/
1087 /*@constant int INT_FAST32_MIN@*/
1088 /*@constant int INT_FAST64_MIN@*/
1090 /*@constant int INT_FAST8_MAX@*/
1091 /*@constant int INT_FAST16_MAX@*/
1092 /*@constant int INT_FAST32_MAX@*/
1093 /*@constant int INT_FAST64_MAX@*/
1095 /*@constant int UINT_FAST8_MAX@*/
1096 /*@constant int UINT_FAST16_MAX@*/
1097 /*@constant int UINT_FAST32_MAX@*/
1098 /*@constant int UINT_FAST64_MAX@*/
1100 /*@constant size_t INTPTR_MIN@*/
1101 /*@constant size_t INTPTR_MAX@*/