Merge branch 'cb/maint-orphan-merge-noclobber'
[git/kirr.git] / compat / mingw.h
blob99a746703f3c9fb19e043109e4a044efe151e0e7
1 #include <winsock2.h>
2 #include <ws2tcpip.h>
4 /*
5 * things that are not available in header files
6 */
8 typedef int pid_t;
9 typedef int uid_t;
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)
15 #define S_ISSOCK(x) 0
17 #ifndef _STAT_H_
18 #define S_IRUSR 0
19 #define S_IWUSR 0
20 #define S_IXUSR 0
21 #define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
22 #endif
23 #define S_IRGRP 0
24 #define S_IWGRP 0
25 #define S_IXGRP 0
26 #define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
27 #define S_IROTH 0
28 #define S_IWOTH 0
29 #define S_IXOTH 0
30 #define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
31 #define S_ISUID 0
32 #define S_ISGID 0
33 #define S_ISVTX 0
35 #define WIFEXITED(x) 1
36 #define WIFSIGNALED(x) 0
37 #define WEXITSTATUS(x) ((x) & 0xff)
38 #define WTERMSIG(x) SIGTERM
40 #define SIGHUP 1
41 #define SIGQUIT 3
42 #define SIGKILL 9
43 #define SIGPIPE 13
44 #define SIGALRM 14
45 #define SIGCHLD 17
47 #define F_GETFD 1
48 #define F_SETFD 2
49 #define FD_CLOEXEC 0x1
51 #define EAFNOSUPPORT WSAEAFNOSUPPORT
52 #define ECONNABORTED WSAECONNABORTED
54 struct passwd {
55 char *pw_name;
56 char *pw_gecos;
57 char *pw_dir;
60 extern char *getpass(const char *prompt);
62 typedef void (__cdecl *sig_handler_t)(int);
63 struct sigaction {
64 sig_handler_t sa_handler;
65 unsigned sa_flags;
67 #define sigemptyset(x) (void)0
68 #define SA_RESTART 0
70 struct itimerval {
71 struct timeval it_value, it_interval;
73 #define ITIMER_REAL 0
76 * sanitize preprocessor namespace polluted by Windows headers defining
77 * macros which collide with git local versions
79 #undef HELP_COMMAND /* from winuser.h */
82 * trivial stubs
85 static inline int readlink(const char *path, char *buf, size_t bufsiz)
86 { errno = ENOSYS; return -1; }
87 static inline int symlink(const char *oldpath, const char *newpath)
88 { errno = ENOSYS; return -1; }
89 static inline int fchmod(int fildes, mode_t mode)
90 { errno = ENOSYS; return -1; }
91 static inline pid_t fork(void)
92 { errno = ENOSYS; return -1; }
93 static inline unsigned int alarm(unsigned int seconds)
94 { return 0; }
95 static inline int fsync(int fd)
96 { return _commit(fd); }
97 static inline pid_t getppid(void)
98 { return 1; }
99 static inline void sync(void)
101 static inline uid_t getuid(void)
102 { return 1; }
103 static inline struct passwd *getpwnam(const char *name)
104 { return NULL; }
105 static inline int fcntl(int fd, int cmd, ...)
107 if (cmd == F_GETFD || cmd == F_SETFD)
108 return 0;
109 errno = EINVAL;
110 return -1;
112 /* bash cannot reliably detect negative return codes as failure */
113 #define exit(code) exit((code) & 0xff)
116 * simple adaptors
119 static inline int mingw_mkdir(const char *path, int mode)
121 return mkdir(path);
123 #define mkdir mingw_mkdir
125 static inline int mingw_unlink(const char *pathname)
127 /* read-only files cannot be removed */
128 chmod(pathname, 0666);
129 return unlink(pathname);
131 #define unlink mingw_unlink
133 #define WNOHANG 1
134 pid_t waitpid(pid_t pid, int *status, unsigned options);
136 #define kill mingw_kill
137 int mingw_kill(pid_t pid, int sig);
139 #ifndef NO_OPENSSL
140 #include <openssl/ssl.h>
141 static inline int mingw_SSL_set_fd(SSL *ssl, int fd)
143 return SSL_set_fd(ssl, _get_osfhandle(fd));
145 #define SSL_set_fd mingw_SSL_set_fd
147 static inline int mingw_SSL_set_rfd(SSL *ssl, int fd)
149 return SSL_set_rfd(ssl, _get_osfhandle(fd));
151 #define SSL_set_rfd mingw_SSL_set_rfd
153 static inline int mingw_SSL_set_wfd(SSL *ssl, int fd)
155 return SSL_set_wfd(ssl, _get_osfhandle(fd));
157 #define SSL_set_wfd mingw_SSL_set_wfd
158 #endif
161 * implementations of missing functions
164 int pipe(int filedes[2]);
165 unsigned int sleep (unsigned int seconds);
166 int mkstemp(char *template);
167 int gettimeofday(struct timeval *tv, void *tz);
168 struct tm *gmtime_r(const time_t *timep, struct tm *result);
169 struct tm *localtime_r(const time_t *timep, struct tm *result);
170 int getpagesize(void); /* defined in MinGW's libgcc.a */
171 struct passwd *getpwuid(uid_t uid);
172 int setitimer(int type, struct itimerval *in, struct itimerval *out);
173 int sigaction(int sig, struct sigaction *in, struct sigaction *out);
174 int link(const char *oldpath, const char *newpath);
177 * replacements of existing functions
180 int mingw_open (const char *filename, int oflags, ...);
181 #define open mingw_open
183 ssize_t mingw_write(int fd, const void *buf, size_t count);
184 #define write mingw_write
186 FILE *mingw_fopen (const char *filename, const char *otype);
187 #define fopen mingw_fopen
189 FILE *mingw_freopen (const char *filename, const char *otype, FILE *stream);
190 #define freopen mingw_freopen
192 char *mingw_getcwd(char *pointer, int len);
193 #define getcwd mingw_getcwd
195 char *mingw_getenv(const char *name);
196 #define getenv mingw_getenv
198 struct hostent *mingw_gethostbyname(const char *host);
199 #define gethostbyname mingw_gethostbyname
201 void mingw_freeaddrinfo(struct addrinfo *res);
202 #define freeaddrinfo mingw_freeaddrinfo
204 int mingw_getaddrinfo(const char *node, const char *service,
205 const struct addrinfo *hints, struct addrinfo **res);
206 #define getaddrinfo mingw_getaddrinfo
208 int mingw_getnameinfo(const struct sockaddr *sa, socklen_t salen,
209 char *host, DWORD hostlen, char *serv, DWORD servlen,
210 int flags);
211 #define getnameinfo mingw_getnameinfo
213 int mingw_socket(int domain, int type, int protocol);
214 #define socket mingw_socket
216 int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz);
217 #define connect mingw_connect
219 int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz);
220 #define bind mingw_bind
222 int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen);
223 #define setsockopt mingw_setsockopt
225 int mingw_listen(int sockfd, int backlog);
226 #define listen mingw_listen
228 int mingw_accept(int sockfd, struct sockaddr *sa, socklen_t *sz);
229 #define accept mingw_accept
231 int mingw_rename(const char*, const char*);
232 #define rename mingw_rename
234 #if defined(USE_WIN32_MMAP) || defined(_MSC_VER)
235 int mingw_getpagesize(void);
236 #define getpagesize mingw_getpagesize
237 #endif
239 /* Use mingw_lstat() instead of lstat()/stat() and
240 * mingw_fstat() instead of fstat() on Windows.
242 #define off_t off64_t
243 #define lseek _lseeki64
244 #ifndef ALREADY_DECLARED_STAT_FUNCS
245 #define stat _stati64
246 int mingw_lstat(const char *file_name, struct stat *buf);
247 int mingw_stat(const char *file_name, struct stat *buf);
248 int mingw_fstat(int fd, struct stat *buf);
249 #define fstat mingw_fstat
250 #define lstat mingw_lstat
251 #define _stati64(x,y) mingw_stat(x,y)
252 #endif
254 int mingw_utime(const char *file_name, const struct utimbuf *times);
255 #define utime mingw_utime
257 pid_t mingw_spawnvpe(const char *cmd, const char **argv, char **env,
258 const char *dir,
259 int fhin, int fhout, int fherr);
260 void mingw_execvp(const char *cmd, char *const *argv);
261 #define execvp mingw_execvp
262 void mingw_execv(const char *cmd, char *const *argv);
263 #define execv mingw_execv
265 static inline unsigned int git_ntohl(unsigned int x)
266 { return (unsigned int)ntohl(x); }
267 #define ntohl git_ntohl
269 sig_handler_t mingw_signal(int sig, sig_handler_t handler);
270 #define signal mingw_signal
273 * ANSI emulation wrappers
276 int winansi_fputs(const char *str, FILE *stream);
277 int winansi_printf(const char *format, ...) __attribute__((format (printf, 1, 2)));
278 int winansi_fprintf(FILE *stream, const char *format, ...) __attribute__((format (printf, 2, 3)));
279 #define fputs winansi_fputs
280 #define printf(...) winansi_printf(__VA_ARGS__)
281 #define fprintf(...) winansi_fprintf(__VA_ARGS__)
284 * git specific compatibility
287 #define has_dos_drive_prefix(path) (isalpha(*(path)) && (path)[1] == ':')
288 #define is_dir_sep(c) ((c) == '/' || (c) == '\\')
289 #define PATH_SEP ';'
290 #define PRIuMAX "I64u"
292 void mingw_open_html(const char *path);
293 #define open_html mingw_open_html
296 * helpers
299 char **make_augmented_environ(const char *const *vars);
300 void free_environ(char **env);
303 * A replacement of main() that ensures that argv[0] has a path
304 * and that default fmode and std(in|out|err) are in binary mode
307 #define main(c,v) dummy_decl_mingw_main(); \
308 static int mingw_main(); \
309 int main(int argc, const char **argv) \
311 extern CRITICAL_SECTION pinfo_cs; \
312 _fmode = _O_BINARY; \
313 _setmode(_fileno(stdin), _O_BINARY); \
314 _setmode(_fileno(stdout), _O_BINARY); \
315 _setmode(_fileno(stderr), _O_BINARY); \
316 argv[0] = xstrdup(_pgmptr); \
317 InitializeCriticalSection(&pinfo_cs); \
318 return mingw_main(argc, argv); \
320 static int mingw_main(c,v)
322 #ifndef NO_MINGW_REPLACE_READDIR
324 * A replacement of readdir, to ensure that it reads the file type at
325 * the same time. This avoid extra unneeded lstats in git on MinGW
327 #undef DT_UNKNOWN
328 #undef DT_DIR
329 #undef DT_REG
330 #undef DT_LNK
331 #define DT_UNKNOWN 0
332 #define DT_DIR 1
333 #define DT_REG 2
334 #define DT_LNK 3
336 struct mingw_dirent
338 long d_ino; /* Always zero. */
339 union {
340 unsigned short d_reclen; /* Always zero. */
341 unsigned char d_type; /* Reimplementation adds this */
343 unsigned short d_namlen; /* Length of name in d_name. */
344 char d_name[FILENAME_MAX]; /* File name. */
346 #define dirent mingw_dirent
347 #define readdir(x) mingw_readdir(x)
348 struct dirent *mingw_readdir(DIR *dir);
349 #endif // !NO_MINGW_REPLACE_READDIR
352 * Used by Pthread API implementation for Windows
354 extern int err_win_to_posix(DWORD winerr);