Update draft release notes to 1.8.2.1
[git/mingw.git] / git-compat-util.h
blobe715285e7c2e0a3d0b959505921b344dda55089d
1 #ifndef GIT_COMPAT_UTIL_H
2 #define GIT_COMPAT_UTIL_H
4 #define _FILE_OFFSET_BITS 64
6 #ifndef FLEX_ARRAY
7 /*
8 * See if our compiler is known to support flexible array members.
9 */
10 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && (!defined(__SUNPRO_C) || (__SUNPRO_C > 0x580))
11 # define FLEX_ARRAY /* empty */
12 #elif defined(__GNUC__)
13 # if (__GNUC__ >= 3)
14 # define FLEX_ARRAY /* empty */
15 # else
16 # define FLEX_ARRAY 0 /* older GNU extension */
17 # endif
18 #endif
21 * Otherwise, default to safer but a bit wasteful traditional style
23 #ifndef FLEX_ARRAY
24 # define FLEX_ARRAY 1
25 #endif
26 #endif
28 #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
29 #define bitsizeof(x) (CHAR_BIT * sizeof(x))
31 #define maximum_signed_value_of_type(a) \
32 (INTMAX_MAX >> (bitsizeof(intmax_t) - bitsizeof(a)))
34 #define maximum_unsigned_value_of_type(a) \
35 (UINTMAX_MAX >> (bitsizeof(uintmax_t) - bitsizeof(a)))
38 * Signed integer overflow is undefined in C, so here's a helper macro
39 * to detect if the sum of two integers will overflow.
41 * Requires: a >= 0, typeof(a) equals typeof(b)
43 #define signed_add_overflows(a, b) \
44 ((b) > maximum_signed_value_of_type(a) - (a))
46 #define unsigned_add_overflows(a, b) \
47 ((b) > maximum_unsigned_value_of_type(a) - (a))
49 #ifdef __GNUC__
50 #define TYPEOF(x) (__typeof__(x))
51 #else
52 #define TYPEOF(x)
53 #endif
55 #define MSB(x, bits) ((x) & TYPEOF(x)(~0ULL << (bitsizeof(x) - (bits))))
56 #define HAS_MULTI_BITS(i) ((i) & ((i) - 1)) /* checks if an integer has more than 1 bit set */
58 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
60 /* Approximation of the length of the decimal representation of this type. */
61 #define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
63 #if defined(__sun__)
65 * On Solaris, when _XOPEN_EXTENDED is set, its header file
66 * forces the programs to be XPG4v2, defeating any _XOPEN_SOURCE
67 * setting to say we are XPG5 or XPG6. Also on Solaris,
68 * XPG6 programs must be compiled with a c99 compiler, while
69 * non XPG6 programs must be compiled with a pre-c99 compiler.
71 # if __STDC_VERSION__ - 0 >= 199901L
72 # define _XOPEN_SOURCE 600
73 # else
74 # define _XOPEN_SOURCE 500
75 # endif
76 #elif !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__USLC__) && \
77 !defined(_M_UNIX) && !defined(__sgi) && !defined(__DragonFly__) && \
78 !defined(__TANDEM) && !defined(__QNX__)
79 #define _XOPEN_SOURCE 600 /* glibc2 and AIX 5.3L need 500, OpenBSD needs 600 for S_ISLNK() */
80 #define _XOPEN_SOURCE_EXTENDED 1 /* AIX 5.3L needs this */
81 #endif
82 #define _ALL_SOURCE 1
83 #define _GNU_SOURCE 1
84 #define _BSD_SOURCE 1
85 #define _NETBSD_SOURCE 1
86 #define _SGI_SOURCE 1
88 #ifdef WIN32 /* Both MinGW and MSVC */
89 #define WIN32_LEAN_AND_MEAN /* stops windows.h including winsock.h */
90 #include <winsock2.h>
91 #include <windows.h>
92 #endif
94 #include <unistd.h>
95 #include <stdio.h>
96 #include <sys/stat.h>
97 #include <fcntl.h>
98 #include <stddef.h>
99 #include <stdlib.h>
100 #include <stdarg.h>
101 #include <string.h>
102 #ifdef HAVE_STRINGS_H
103 #include <strings.h> /* for strcasecmp() */
104 #endif
105 #include <errno.h>
106 #include <limits.h>
107 #ifdef NEEDS_SYS_PARAM_H
108 #include <sys/param.h>
109 #endif
110 #include <sys/types.h>
111 #include <dirent.h>
112 #include <sys/time.h>
113 #include <time.h>
114 #include <signal.h>
115 #ifndef USE_WILDMATCH
116 #include <fnmatch.h>
117 #endif
118 #include <assert.h>
119 #include <regex.h>
120 #include <utime.h>
121 #include <syslog.h>
122 #ifndef NO_SYS_POLL_H
123 #include <sys/poll.h>
124 #else
125 #include <poll.h>
126 #endif
127 #if defined(__MINGW32__)
128 /* pull in Windows compatibility stuff */
129 #include "compat/mingw.h"
130 #elif defined(_MSC_VER)
131 #include "compat/msvc.h"
132 #else
133 #include <sys/wait.h>
134 #include <sys/resource.h>
135 #include <sys/socket.h>
136 #include <sys/ioctl.h>
137 #include <termios.h>
138 #ifndef NO_SYS_SELECT_H
139 #include <sys/select.h>
140 #endif
141 #include <netinet/in.h>
142 #include <netinet/tcp.h>
143 #include <arpa/inet.h>
144 #include <netdb.h>
145 #include <pwd.h>
146 #include <sys/un.h>
147 #ifndef NO_INTTYPES_H
148 #include <inttypes.h>
149 #else
150 #include <stdint.h>
151 #endif
152 #ifdef NO_INTPTR_T
154 * On I16LP32, ILP32 and LP64 "long" is the save bet, however
155 * on LLP86, IL33LLP64 and P64 it needs to be "long long",
156 * while on IP16 and IP16L32 it is "int" (resp. "short")
157 * Size needs to match (or exceed) 'sizeof(void *)'.
158 * We can't take "long long" here as not everybody has it.
160 typedef long intptr_t;
161 typedef unsigned long uintptr_t;
162 #endif
163 #if defined(__CYGWIN__)
164 #undef _XOPEN_SOURCE
165 #include <grp.h>
166 #define _XOPEN_SOURCE 600
167 #include "compat/cygwin.h"
168 #else
169 #undef _ALL_SOURCE /* AIX 5.3L defines a struct list with _ALL_SOURCE. */
170 #include <grp.h>
171 #define _ALL_SOURCE 1
172 #endif
173 #endif
175 /* used on Mac OS X */
176 #ifdef PRECOMPOSE_UNICODE
177 #include "compat/precompose_utf8.h"
178 #else
179 #define precompose_str(in,i_nfd2nfc)
180 #define precompose_argv(c,v)
181 #define probe_utf8_pathname_composition(a,b)
182 #endif
184 #ifdef MKDIR_WO_TRAILING_SLASH
185 #define mkdir(a,b) compat_mkdir_wo_trailing_slash((a),(b))
186 extern int compat_mkdir_wo_trailing_slash(const char*, mode_t);
187 #endif
189 #ifdef NO_STRUCT_ITIMERVAL
190 struct itimerval {
191 struct timeval it_interval;
192 struct timeval it_value;
194 #endif
196 #ifdef NO_SETITIMER
197 #define setitimer(which,value,ovalue)
198 #endif
200 #ifndef NO_LIBGEN_H
201 #include <libgen.h>
202 #else
203 #define basename gitbasename
204 extern char *gitbasename(char *);
205 #endif
207 #ifndef NO_ICONV
208 #include <iconv.h>
209 #endif
211 #ifndef NO_OPENSSL
212 #include <openssl/ssl.h>
213 #include <openssl/err.h>
214 #endif
216 /* On most systems <netdb.h> would have given us this, but
217 * not on some systems (e.g. z/OS).
219 #ifndef NI_MAXHOST
220 #define NI_MAXHOST 1025
221 #endif
223 #ifndef NI_MAXSERV
224 #define NI_MAXSERV 32
225 #endif
227 /* On most systems <limits.h> would have given us this, but
228 * not on some systems (e.g. GNU/Hurd).
230 #ifndef PATH_MAX
231 #define PATH_MAX 4096
232 #endif
234 #ifndef PRIuMAX
235 #define PRIuMAX "llu"
236 #endif
238 #ifndef PRIu32
239 #define PRIu32 "u"
240 #endif
242 #ifndef PRIx32
243 #define PRIx32 "x"
244 #endif
246 #ifndef PRIo32
247 #define PRIo32 "o"
248 #endif
250 #ifndef PATH_SEP
251 #define PATH_SEP ':'
252 #endif
254 #ifdef HAVE_PATHS_H
255 #include <paths.h>
256 #endif
257 #ifndef _PATH_DEFPATH
258 #define _PATH_DEFPATH "/usr/local/bin:/usr/bin:/bin"
259 #endif
261 #ifndef STRIP_EXTENSION
262 #define STRIP_EXTENSION ""
263 #endif
265 #ifndef has_dos_drive_prefix
266 #define has_dos_drive_prefix(path) 0
267 #endif
269 #ifndef is_dir_sep
270 #define is_dir_sep(c) ((c) == '/')
271 #endif
273 #ifndef find_last_dir_sep
274 #define find_last_dir_sep(path) strrchr(path, '/')
275 #endif
277 #if defined(__HP_cc) && (__HP_cc >= 61000)
278 #define NORETURN __attribute__((noreturn))
279 #define NORETURN_PTR
280 #elif defined(__GNUC__) && !defined(NO_NORETURN)
281 #define NORETURN __attribute__((__noreturn__))
282 #define NORETURN_PTR __attribute__((__noreturn__))
283 #elif defined(_MSC_VER)
284 #define NORETURN __declspec(noreturn)
285 #define NORETURN_PTR
286 #else
287 #define NORETURN
288 #define NORETURN_PTR
289 #ifndef __attribute__
290 #define __attribute__(x)
291 #endif
292 #endif
294 #include "compat/bswap.h"
296 #ifdef USE_WILDMATCH
297 #include "wildmatch.h"
298 #define FNM_PATHNAME WM_PATHNAME
299 #define FNM_CASEFOLD WM_CASEFOLD
300 #define FNM_NOMATCH WM_NOMATCH
301 static inline int fnmatch(const char *pattern, const char *string, int flags)
303 return wildmatch(pattern, string, flags, NULL);
305 #endif
307 /* General helper functions */
308 extern void vreportf(const char *prefix, const char *err, va_list params);
309 extern void vwritef(int fd, const char *prefix, const char *err, va_list params);
310 extern NORETURN void usage(const char *err);
311 extern NORETURN void usagef(const char *err, ...) __attribute__((format (printf, 1, 2)));
312 extern NORETURN void die(const char *err, ...) __attribute__((format (printf, 1, 2)));
313 extern NORETURN void die_errno(const char *err, ...) __attribute__((format (printf, 1, 2)));
314 extern int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
315 extern void warning(const char *err, ...) __attribute__((format (printf, 1, 2)));
318 * Let callers be aware of the constant return value; this can help
319 * gcc with -Wuninitialized analysis. We restrict this trick to gcc, though,
320 * because some compilers may not support variadic macros. Since we're only
321 * trying to help gcc, anyway, it's OK; other compilers will fall back to
322 * using the function as usual.
324 #if defined(__GNUC__) && ! defined(__clang__)
325 #define error(...) (error(__VA_ARGS__), -1)
326 #endif
328 extern void set_die_routine(NORETURN_PTR void (*routine)(const char *err, va_list params));
329 extern void set_error_routine(void (*routine)(const char *err, va_list params));
331 extern int prefixcmp(const char *str, const char *prefix);
332 extern int suffixcmp(const char *str, const char *suffix);
334 static inline const char *skip_prefix(const char *str, const char *prefix)
336 size_t len = strlen(prefix);
337 return strncmp(str, prefix, len) ? NULL : str + len;
340 #if defined(NO_MMAP) || defined(USE_WIN32_MMAP)
342 #ifndef PROT_READ
343 #define PROT_READ 1
344 #define PROT_WRITE 2
345 #define MAP_PRIVATE 1
346 #endif
348 #define mmap git_mmap
349 #define munmap git_munmap
350 extern void *git_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset);
351 extern int git_munmap(void *start, size_t length);
353 #else /* NO_MMAP || USE_WIN32_MMAP */
355 #include <sys/mman.h>
357 #endif /* NO_MMAP || USE_WIN32_MMAP */
359 #ifdef NO_MMAP
361 /* This value must be multiple of (pagesize * 2) */
362 #define DEFAULT_PACKED_GIT_WINDOW_SIZE (1 * 1024 * 1024)
364 #else /* NO_MMAP */
366 /* This value must be multiple of (pagesize * 2) */
367 #define DEFAULT_PACKED_GIT_WINDOW_SIZE \
368 (sizeof(void*) >= 8 \
369 ? 1 * 1024 * 1024 * 1024 \
370 : 32 * 1024 * 1024)
372 #endif /* NO_MMAP */
374 #ifndef MAP_FAILED
375 #define MAP_FAILED ((void *)-1)
376 #endif
378 #ifdef NO_ST_BLOCKS_IN_STRUCT_STAT
379 #define on_disk_bytes(st) ((st).st_size)
380 #else
381 #define on_disk_bytes(st) ((st).st_blocks * 512)
382 #endif
384 #define DEFAULT_PACKED_GIT_LIMIT \
385 ((1024L * 1024L) * (sizeof(void*) >= 8 ? 8192 : 256))
387 #ifdef NO_PREAD
388 #define pread git_pread
389 extern ssize_t git_pread(int fd, void *buf, size_t count, off_t offset);
390 #endif
392 * Forward decl that will remind us if its twin in cache.h changes.
393 * This function is used in compat/pread.c. But we can't include
394 * cache.h there.
396 extern ssize_t read_in_full(int fd, void *buf, size_t count);
398 #ifdef NO_SETENV
399 #define setenv gitsetenv
400 extern int gitsetenv(const char *, const char *, int);
401 #endif
403 #ifdef NO_MKDTEMP
404 #define mkdtemp gitmkdtemp
405 extern char *gitmkdtemp(char *);
406 #endif
408 #ifdef NO_MKSTEMPS
409 #define mkstemps gitmkstemps
410 extern int gitmkstemps(char *, int);
411 #endif
413 #ifdef NO_UNSETENV
414 #define unsetenv gitunsetenv
415 extern void gitunsetenv(const char *);
416 #endif
418 #ifdef NO_STRCASESTR
419 #define strcasestr gitstrcasestr
420 extern char *gitstrcasestr(const char *haystack, const char *needle);
421 #endif
423 #ifdef NO_STRLCPY
424 #define strlcpy gitstrlcpy
425 extern size_t gitstrlcpy(char *, const char *, size_t);
426 #endif
428 #ifdef NO_STRTOUMAX
429 #define strtoumax gitstrtoumax
430 extern uintmax_t gitstrtoumax(const char *, char **, int);
431 #define strtoimax gitstrtoimax
432 extern intmax_t gitstrtoimax(const char *, char **, int);
433 #endif
435 #ifdef NO_HSTRERROR
436 #define hstrerror githstrerror
437 extern const char *githstrerror(int herror);
438 #endif
440 #ifdef NO_MEMMEM
441 #define memmem gitmemmem
442 void *gitmemmem(const void *haystack, size_t haystacklen,
443 const void *needle, size_t needlelen);
444 #endif
446 #ifdef NO_GETPAGESIZE
447 #define getpagesize() sysconf(_SC_PAGESIZE)
448 #endif
450 #ifdef FREAD_READS_DIRECTORIES
451 #ifdef fopen
452 #undef fopen
453 #endif
454 #define fopen(a,b) git_fopen(a,b)
455 extern FILE *git_fopen(const char*, const char*);
456 #endif
458 #ifdef SNPRINTF_RETURNS_BOGUS
459 #define snprintf git_snprintf
460 extern int git_snprintf(char *str, size_t maxsize,
461 const char *format, ...);
462 #define vsnprintf git_vsnprintf
463 extern int git_vsnprintf(char *str, size_t maxsize,
464 const char *format, va_list ap);
465 #endif
467 #ifdef __GLIBC_PREREQ
468 #if __GLIBC_PREREQ(2, 1)
469 #define HAVE_STRCHRNUL
470 #define HAVE_MEMPCPY
471 #endif
472 #endif
474 #ifndef HAVE_STRCHRNUL
475 #define strchrnul gitstrchrnul
476 static inline char *gitstrchrnul(const char *s, int c)
478 while (*s && *s != c)
479 s++;
480 return (char *)s;
482 #endif
484 #ifndef HAVE_MEMPCPY
485 #define mempcpy gitmempcpy
486 static inline void *gitmempcpy(void *dest, const void *src, size_t n)
488 return (char *)memcpy(dest, src, n) + n;
490 #endif
492 #ifdef NO_INET_PTON
493 int inet_pton(int af, const char *src, void *dst);
494 #endif
496 #ifdef NO_INET_NTOP
497 const char *inet_ntop(int af, const void *src, char *dst, size_t size);
498 #endif
500 extern void release_pack_memory(size_t, int);
502 typedef void (*try_to_free_t)(size_t);
503 extern try_to_free_t set_try_to_free_routine(try_to_free_t);
505 extern char *xstrdup(const char *str);
506 extern void *xmalloc(size_t size);
507 extern void *xmallocz(size_t size);
508 extern void *xmemdupz(const void *data, size_t len);
509 extern char *xstrndup(const char *str, size_t len);
510 extern void *xrealloc(void *ptr, size_t size);
511 extern void *xcalloc(size_t nmemb, size_t size);
512 extern void *xmmap(void *start, size_t length, int prot, int flags, int fd, off_t offset);
513 extern ssize_t xread(int fd, void *buf, size_t len);
514 extern ssize_t xwrite(int fd, const void *buf, size_t len);
515 extern int xdup(int fd);
516 extern FILE *xfdopen(int fd, const char *mode);
517 extern int xmkstemp(char *template);
518 extern int xmkstemp_mode(char *template, int mode);
519 extern int odb_mkstemp(char *template, size_t limit, const char *pattern);
520 extern int odb_pack_keep(char *name, size_t namesz, unsigned char *sha1);
522 static inline size_t xsize_t(off_t len)
524 if (len > (size_t) len)
525 die("Cannot handle files this big");
526 return (size_t)len;
529 static inline int has_extension(const char *filename, const char *ext)
531 size_t len = strlen(filename);
532 size_t extlen = strlen(ext);
533 return len > extlen && !memcmp(filename + len - extlen, ext, extlen);
536 /* in ctype.c, for kwset users */
537 extern const char tolower_trans_tbl[256];
539 /* Sane ctype - no locale, and works with signed chars */
540 #undef isascii
541 #undef isspace
542 #undef isdigit
543 #undef isalpha
544 #undef isalnum
545 #undef isprint
546 #undef islower
547 #undef isupper
548 #undef tolower
549 #undef toupper
550 #undef iscntrl
551 #undef ispunct
552 #undef isxdigit
554 extern const unsigned char sane_ctype[256];
555 #define GIT_SPACE 0x01
556 #define GIT_DIGIT 0x02
557 #define GIT_ALPHA 0x04
558 #define GIT_GLOB_SPECIAL 0x08
559 #define GIT_REGEX_SPECIAL 0x10
560 #define GIT_PATHSPEC_MAGIC 0x20
561 #define GIT_CNTRL 0x40
562 #define GIT_PUNCT 0x80
563 #define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0)
564 #define isascii(x) (((x) & ~0x7f) == 0)
565 #define isspace(x) sane_istest(x,GIT_SPACE)
566 #define isdigit(x) sane_istest(x,GIT_DIGIT)
567 #define isalpha(x) sane_istest(x,GIT_ALPHA)
568 #define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT)
569 #define isprint(x) ((x) >= 0x20 && (x) <= 0x7e)
570 #define islower(x) sane_iscase(x, 1)
571 #define isupper(x) sane_iscase(x, 0)
572 #define is_glob_special(x) sane_istest(x,GIT_GLOB_SPECIAL)
573 #define is_regex_special(x) sane_istest(x,GIT_GLOB_SPECIAL | GIT_REGEX_SPECIAL)
574 #define iscntrl(x) (sane_istest(x,GIT_CNTRL))
575 #define ispunct(x) sane_istest(x, GIT_PUNCT | GIT_REGEX_SPECIAL | \
576 GIT_GLOB_SPECIAL | GIT_PATHSPEC_MAGIC)
577 #define isxdigit(x) (hexval_table[x] != -1)
578 #define tolower(x) sane_case((unsigned char)(x), 0x20)
579 #define toupper(x) sane_case((unsigned char)(x), 0)
580 #define is_pathspec_magic(x) sane_istest(x,GIT_PATHSPEC_MAGIC)
582 static inline int sane_case(int x, int high)
584 if (sane_istest(x, GIT_ALPHA))
585 x = (x & ~0x20) | high;
586 return x;
589 static inline int sane_iscase(int x, int is_lower)
591 if (!sane_istest(x, GIT_ALPHA))
592 return 0;
594 if (is_lower)
595 return (x & 0x20) != 0;
596 else
597 return (x & 0x20) == 0;
600 static inline int strtoul_ui(char const *s, int base, unsigned int *result)
602 unsigned long ul;
603 char *p;
605 errno = 0;
606 ul = strtoul(s, &p, base);
607 if (errno || *p || p == s || (unsigned int) ul != ul)
608 return -1;
609 *result = ul;
610 return 0;
613 static inline int strtol_i(char const *s, int base, int *result)
615 long ul;
616 char *p;
618 errno = 0;
619 ul = strtol(s, &p, base);
620 if (errno || *p || p == s || (int) ul != ul)
621 return -1;
622 *result = ul;
623 return 0;
626 #ifdef INTERNAL_QSORT
627 void git_qsort(void *base, size_t nmemb, size_t size,
628 int(*compar)(const void *, const void *));
629 #define qsort git_qsort
630 #endif
632 #ifndef DIR_HAS_BSD_GROUP_SEMANTICS
633 # define FORCE_DIR_SET_GID S_ISGID
634 #else
635 # define FORCE_DIR_SET_GID 0
636 #endif
638 #ifdef NO_NSEC
639 #undef USE_NSEC
640 #define ST_CTIME_NSEC(st) 0
641 #define ST_MTIME_NSEC(st) 0
642 #else
643 #ifdef USE_ST_TIMESPEC
644 #define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctimespec.tv_nsec))
645 #define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtimespec.tv_nsec))
646 #else
647 #define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctim.tv_nsec))
648 #define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtim.tv_nsec))
649 #endif
650 #endif
652 #ifdef UNRELIABLE_FSTAT
653 #define fstat_is_reliable() 0
654 #else
655 #define fstat_is_reliable() 1
656 #endif
658 #ifndef va_copy
660 * Since an obvious implementation of va_list would be to make it a
661 * pointer into the stack frame, a simple assignment will work on
662 * many systems. But let's try to be more portable.
664 #ifdef __va_copy
665 #define va_copy(dst, src) __va_copy(dst, src)
666 #else
667 #define va_copy(dst, src) ((dst) = (src))
668 #endif
669 #endif
672 * Preserves errno, prints a message, but gives no warning for ENOENT.
673 * Always returns the return value of unlink(2).
675 int unlink_or_warn(const char *path);
677 * Likewise for rmdir(2).
679 int rmdir_or_warn(const char *path);
681 * Calls the correct function out of {unlink,rmdir}_or_warn based on
682 * the supplied file mode.
684 int remove_or_warn(unsigned int mode, const char *path);
687 * Call access(2), but warn for any error except "missing file"
688 * (ENOENT or ENOTDIR).
690 int access_or_warn(const char *path, int mode);
691 int access_or_die(const char *path, int mode);
693 /* Warn on an inaccessible file that ought to be accessible */
694 void warn_on_inaccessible(const char *path);
696 /* Get the passwd entry for the UID of the current process. */
697 struct passwd *xgetpwuid_self(void);
699 #endif