5 * things that are not available in header files
10 typedef int socklen_t;
11 #define hstrerror strerror
13 #define S_IFLNK 0120000 /* Symbolic link */
14 #define S_ISLNK(x) (((x) & S_IFMT) == S_IFLNK)
20 #define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
24 #define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
26 #define S_ISUID 0004000
27 #define S_ISGID 0002000
28 #define S_ISVTX 0001000
30 #define WIFEXITED(x) 1
31 #define WIFSIGNALED(x) 0
32 #define WEXITSTATUS(x) ((x) & 0xff)
33 #define WTERMSIG(x) SIGTERM
36 #define EWOULDBLOCK EAGAIN
41 #define SHUT_WR SD_SEND
52 #define FD_CLOEXEC 0x1
55 #define EAFNOSUPPORT WSAEAFNOSUPPORT
58 #define ECONNABORTED WSAECONNABORTED
67 typedef void (__cdecl *sig_handler_t)(int);
69 sig_handler_t sa_handler;
75 struct timeval it_value, it_interval;
88 * sanitize preprocessor namespace polluted by Windows headers defining
89 * macros which collide with git local versions
91 #undef HELP_COMMAND /* from winuser.h */
97 static inline int readlink(const char *path, char *buf, size_t bufsiz)
98 { errno = ENOSYS; return -1; }
99 static inline int symlink(const char *oldpath, const char *newpath)
100 { errno = ENOSYS; return -1; }
101 static inline int fchmod(int fildes, mode_t mode)
102 { errno = ENOSYS; return -1; }
103 static inline pid_t fork(void)
104 { errno = ENOSYS; return -1; }
105 static inline unsigned int alarm(unsigned int seconds)
107 static inline int fsync(int fd)
108 { return _commit(fd); }
109 static inline void sync(void)
111 static inline uid_t getuid(void)
113 static inline struct passwd *getpwnam(const char *name)
115 static inline int fcntl(int fd, int cmd, ...)
117 if (cmd == F_GETFD || cmd == F_SETFD)
122 /* bash cannot reliably detect negative return codes as failure */
123 #define exit(code) exit((code) & 0xff)
124 #define sigemptyset(x) (void)0
125 static inline int sigaddset(sigset_t *set, int signum)
127 #define SIG_UNBLOCK 0
128 static inline int sigprocmask(int how, const sigset_t *set, sigset_t *oldset)
130 static inline pid_t getppid(void)
132 static inline pid_t getpgid(pid_t pid)
133 { return pid == 0 ? getpid() : pid; }
134 static inline pid_t tcgetpgrp(int fd)
141 int mingw_mkdir(const char *path, int mode);
142 #define mkdir mingw_mkdir
145 pid_t waitpid(pid_t pid, int *status, int options);
147 #define kill mingw_kill
148 int mingw_kill(pid_t pid, int sig);
151 #include <openssl/ssl.h>
152 static inline int mingw_SSL_set_fd(SSL *ssl, int fd)
154 return SSL_set_fd(ssl, _get_osfhandle(fd));
156 #define SSL_set_fd mingw_SSL_set_fd
158 static inline int mingw_SSL_set_rfd(SSL *ssl, int fd)
160 return SSL_set_rfd(ssl, _get_osfhandle(fd));
162 #define SSL_set_rfd mingw_SSL_set_rfd
164 static inline int mingw_SSL_set_wfd(SSL *ssl, int fd)
166 return SSL_set_wfd(ssl, _get_osfhandle(fd));
168 #define SSL_set_wfd mingw_SSL_set_wfd
172 * implementations of missing functions
175 int pipe(int filedes[2]);
176 unsigned int sleep (unsigned int seconds);
177 int mkstemp(char *template);
178 int gettimeofday(struct timeval *tv, void *tz);
179 struct tm *gmtime_r(const time_t *timep, struct tm *result);
180 struct tm *localtime_r(const time_t *timep, struct tm *result);
181 int getpagesize(void); /* defined in MinGW's libgcc.a */
182 struct passwd *getpwuid(uid_t uid);
183 int setitimer(int type, struct itimerval *in, struct itimerval *out);
184 int sigaction(int sig, struct sigaction *in, struct sigaction *out);
185 int link(const char *oldpath, const char *newpath);
186 int uname(struct utsname *buf);
189 * replacements of existing functions
192 int mingw_unlink(const char *pathname);
193 #define unlink mingw_unlink
195 int mingw_rmdir(const char *path);
196 #define rmdir mingw_rmdir
198 int mingw_open (const char *filename, int oflags, ...);
199 #define open mingw_open
201 int mingw_fgetc(FILE *stream);
202 #define fgetc mingw_fgetc
204 FILE *mingw_fopen (const char *filename, const char *otype);
205 #define fopen mingw_fopen
207 FILE *mingw_freopen (const char *filename, const char *otype, FILE *stream);
208 #define freopen mingw_freopen
210 int mingw_fflush(FILE *stream);
211 #define fflush mingw_fflush
213 int mingw_access(const char *filename, int mode);
215 #define access mingw_access
217 int mingw_chdir(const char *dirname);
218 #define chdir mingw_chdir
220 int mingw_chmod(const char *filename, int mode);
221 #define chmod mingw_chmod
223 char *mingw_mktemp(char *template);
224 #define mktemp mingw_mktemp
226 char *mingw_getcwd(char *pointer, int len);
227 #define getcwd mingw_getcwd
229 char *mingw_getenv(const char *name);
230 #define getenv mingw_getenv
231 int mingw_putenv(const char *namevalue);
232 #define putenv mingw_putenv
233 #define unsetenv mingw_putenv
235 int mingw_gethostname(char *host, int namelen);
236 #define gethostname mingw_gethostname
238 struct hostent *mingw_gethostbyname(const char *host);
239 #define gethostbyname mingw_gethostbyname
241 void mingw_freeaddrinfo(struct addrinfo *res);
242 #define freeaddrinfo mingw_freeaddrinfo
244 int mingw_getaddrinfo(const char *node, const char *service,
245 const struct addrinfo *hints, struct addrinfo **res);
246 #define getaddrinfo mingw_getaddrinfo
248 int mingw_getnameinfo(const struct sockaddr *sa, socklen_t salen,
249 char *host, DWORD hostlen, char *serv, DWORD servlen,
251 #define getnameinfo mingw_getnameinfo
253 int mingw_socket(int domain, int type, int protocol);
254 #define socket mingw_socket
256 int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz);
257 #define connect mingw_connect
259 int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz);
260 #define bind mingw_bind
262 int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen);
263 #define setsockopt mingw_setsockopt
265 int mingw_shutdown(int sockfd, int how);
266 #define shutdown mingw_shutdown
268 int mingw_listen(int sockfd, int backlog);
269 #define listen mingw_listen
271 int mingw_accept(int sockfd, struct sockaddr *sa, socklen_t *sz);
272 #define accept mingw_accept
274 int mingw_rename(const char*, const char*);
275 #define rename mingw_rename
277 #if defined(USE_WIN32_MMAP) || defined(_MSC_VER)
278 int mingw_getpagesize(void);
279 #define getpagesize mingw_getpagesize
283 unsigned int rlim_cur;
285 #define RLIMIT_NOFILE 0
287 static inline int getrlimit(int resource, struct rlimit *rlp)
289 if (resource != RLIMIT_NOFILE) {
294 rlp->rlim_cur = 2048;
299 * Use mingw specific stat()/lstat()/fstat() implementations on Windows.
301 #define off_t off64_t
302 #define lseek _lseeki64
304 /* use struct stat with 64 bit st_size */
308 #define stat _stati64
309 int mingw_lstat(const char *file_name, struct stat *buf);
310 int mingw_stat(const char *file_name, struct stat *buf);
311 int mingw_fstat(int fd, struct stat *buf);
315 #define fstat mingw_fstat
319 #define lstat mingw_lstat
322 # define _stati64(x,y) mingw_stat(x,y)
323 #elif defined (_USE_32BIT_TIME_T)
324 # define _stat32i64(x,y) mingw_stat(x,y)
326 # define _stat64(x,y) mingw_stat(x,y)
329 int mingw_utime(const char *file_name, const struct utimbuf *times);
330 #define utime mingw_utime
332 pid_t mingw_spawnvpe(const char *cmd, const char **argv, char **env,
334 int fhin, int fhout, int fherr);
335 int mingw_execvp(const char *cmd, char *const *argv);
336 #define execvp mingw_execvp
337 int mingw_execv(const char *cmd, char *const *argv);
338 #define execv mingw_execv
340 static inline unsigned int git_ntohl(unsigned int x)
341 { return (unsigned int)ntohl(x); }
342 #define ntohl git_ntohl
344 sig_handler_t mingw_signal(int sig, sig_handler_t handler);
345 #define signal mingw_signal
347 int mingw_raise(int sig);
348 #define raise mingw_raise
351 * ANSI emulation wrappers
354 void winansi_init(void);
355 HANDLE winansi_get_osfhandle(int fd);
358 * git specific compatibility
361 #define has_dos_drive_prefix(path) (isalpha(*(path)) && (path)[1] == ':')
362 #define is_dir_sep(c) ((c) == '/' || (c) == '\\')
363 static inline char *mingw_find_last_dir_sep(const char *path)
366 for (; *path; ++path)
367 if (is_dir_sep(*path))
371 #define find_last_dir_sep mingw_find_last_dir_sep
372 int mingw_offset_1st_component(const char *path);
373 #define offset_1st_component mingw_offset_1st_component
375 #define PRIuMAX "I64u"
376 #define PRId64 "I64d"
378 void mingw_open_html(const char *path);
379 #define open_html mingw_open_html
381 void mingw_mark_as_git_dir(const char *dir);
382 #define mark_as_git_dir mingw_mark_as_git_dir
385 * Converts UTF-8 encoded string to UTF-16LE.
387 * To support repositories with legacy-encoded file names, invalid UTF-8 bytes
388 * 0xa0 - 0xff are converted to corresponding printable Unicode chars \u00a0 -
389 * \u00ff, and invalid UTF-8 bytes 0x80 - 0x9f (which would make non-printable
390 * Unicode) are converted to hex-code.
392 * Lead-bytes not followed by an appropriate number of trail-bytes, over-long
393 * encodings and 4-byte encodings > \u10ffff are detected as invalid UTF-8.
395 * Maximum space requirement for the target buffer is two wide chars per UTF-8
396 * char (((strlen(utf) * 2) + 1) [* sizeof(wchar_t)]).
398 * The maximum space is needed only if the entire input string consists of
399 * invalid UTF-8 bytes in range 0x80-0x9f, as per the following table:
401 * | | UTF-8 | UTF-16 |
402 * Code point | UTF-8 sequence | bytes | words | ratio
403 * --------------+-------------------+-------+--------+-------
404 * 000000-00007f | 0-7f | 1 | 1 | 1
405 * 000080-0007ff | c2-df + 80-bf | 2 | 1 | 0.5
406 * 000800-00ffff | e0-ef + 2 * 80-bf | 3 | 1 | 0.33
407 * 010000-10ffff | f0-f4 + 3 * 80-bf | 4 | 2 (a) | 0.5
408 * invalid | 80-9f | 1 | 2 (b) | 2
409 * invalid | a0-ff | 1 | 1 | 1
411 * (a) encoded as UTF-16 surrogate pair
412 * (b) encoded as two hex digits
414 * Note that, while the UTF-8 encoding scheme can be extended to 5-byte, 6-byte
415 * or even indefinite-byte sequences, the largest valid code point \u10ffff
416 * encodes as only 4 UTF-8 bytes.
419 * wcs: wide char target buffer
420 * utf: string to convert
421 * wcslen: size of target buffer (in wchar_t's)
422 * utflen: size of string to convert, or -1 if 0-terminated
425 * length of converted string (_wcslen(wcs)), or -1 on failure
428 * EINVAL: one of the input parameters is invalid (e.g. NULL)
429 * ERANGE: the output buffer is too small
431 int xutftowcsn(wchar_t *wcs, const char *utf, size_t wcslen, int utflen);
434 * Simplified variant of xutftowcsn, assumes input string is \0-terminated.
436 static inline int xutftowcs(wchar_t *wcs, const char *utf, size_t wcslen)
438 return xutftowcsn(wcs, utf, wcslen, -1);
442 * Simplified file system specific variant of xutftowcsn, assumes output
443 * buffer size is MAX_PATH wide chars and input string is \0-terminated,
444 * fails with ENAMETOOLONG if input string is too long.
446 static inline int xutftowcs_path(wchar_t *wcs, const char *utf)
448 int result = xutftowcsn(wcs, utf, MAX_PATH, -1);
449 if (result < 0 && errno == ERANGE)
450 errno = ENAMETOOLONG;
455 * Converts UTF-16LE encoded string to UTF-8.
457 * Maximum space requirement for the target buffer is three UTF-8 chars per
458 * wide char ((_wcslen(wcs) * 3) + 1).
460 * The maximum space is needed only if the entire input string consists of
461 * UTF-16 words in range 0x0800-0xd7ff or 0xe000-0xffff (i.e. \u0800-\uffff
462 * modulo surrogate pairs), as per the following table:
464 * | | UTF-16 | UTF-8 |
465 * Code point | UTF-16 sequence | words | bytes | ratio
466 * --------------+-----------------------+--------+-------+-------
467 * 000000-00007f | 0000-007f | 1 | 1 | 1
468 * 000080-0007ff | 0080-07ff | 1 | 2 | 2
469 * 000800-00ffff | 0800-d7ff / e000-ffff | 1 | 3 | 3
470 * 010000-10ffff | d800-dbff + dc00-dfff | 2 | 4 | 2
472 * Note that invalid code points > 10ffff cannot be represented in UTF-16.
476 * wcs: wide string to convert
477 * utflen: size of target buffer
480 * length of converted string, or -1 on failure
483 * EINVAL: one of the input parameters is invalid (e.g. NULL)
484 * ERANGE: the output buffer is too small
486 int xwcstoutf(char *utf, const wchar_t *wcs, size_t utflen);
489 * A critical section used in the implementation of the spawn
490 * functions (mingw_spawnv[p]e()) and waitpid(). Intialised in
491 * the replacement main() macro below.
493 extern CRITICAL_SECTION pinfo_cs;
496 * A replacement of main() that adds win32 specific initialization.
499 void mingw_startup();
500 #define main(c,v) dummy_decl_mingw_main(); \
501 static int mingw_main(c,v); \
502 int main(int argc, char **argv) \
505 return mingw_main(__argc, (void *)__argv); \
507 static int mingw_main(c,v)
510 * Used by Pthread API implementation for Windows
512 extern int err_win_to_posix(DWORD winerr);