MinGW: Add missing file mode bit defines
[git/dscho.git] / compat / mingw.h
blob57d5f59ca8f034bdd1b4ff0b32f5336d1eeaeee1
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 EWOULDBLOCK EAGAIN
41 #define SHUT_WR SD_SEND
43 #define SIGHUP 1
44 #define SIGQUIT 3
45 #define SIGKILL 9
46 #define SIGPIPE 13
47 #define SIGALRM 14
48 #define SIGCHLD 17
50 #define F_GETFD 1
51 #define F_SETFD 2
52 #define FD_CLOEXEC 0x1
54 #define EAFNOSUPPORT WSAEAFNOSUPPORT
55 #define ECONNABORTED WSAECONNABORTED
57 struct passwd {
58 char *pw_name;
59 char *pw_gecos;
60 char *pw_dir;
63 extern char *getpass(const char *prompt);
65 typedef void (__cdecl *sig_handler_t)(int);
66 struct sigaction {
67 sig_handler_t sa_handler;
68 unsigned sa_flags;
70 #define sigemptyset(x) (void)0
71 #define SA_RESTART 0
73 struct itimerval {
74 struct timeval it_value, it_interval;
76 #define ITIMER_REAL 0
79 * sanitize preprocessor namespace polluted by Windows headers defining
80 * macros which collide with git local versions
82 #undef HELP_COMMAND /* from winuser.h */
85 * trivial stubs
88 static inline int readlink(const char *path, char *buf, size_t bufsiz)
89 { errno = ENOSYS; return -1; }
90 static inline int symlink(const char *oldpath, const char *newpath)
91 { errno = ENOSYS; return -1; }
92 static inline int fchmod(int fildes, mode_t mode)
93 { errno = ENOSYS; return -1; }
94 static inline pid_t fork(void)
95 { errno = ENOSYS; return -1; }
96 static inline unsigned int alarm(unsigned int seconds)
97 { return 0; }
98 static inline int fsync(int fd)
99 { return _commit(fd); }
100 static inline pid_t getppid(void)
101 { return 1; }
102 static inline void sync(void)
104 static inline uid_t getuid(void)
105 { return 1; }
106 static inline struct passwd *getpwnam(const char *name)
107 { return NULL; }
108 static inline int fcntl(int fd, int cmd, ...)
110 if (cmd == F_GETFD || cmd == F_SETFD)
111 return 0;
112 errno = EINVAL;
113 return -1;
115 /* bash cannot reliably detect negative return codes as failure */
116 #define exit(code) exit((code) & 0xff)
119 * simple adaptors
122 static inline int mingw_mkdir(const char *path, int mode)
124 return mkdir(path);
126 #define mkdir mingw_mkdir
128 #define WNOHANG 1
129 pid_t waitpid(pid_t pid, int *status, int options);
131 #define kill mingw_kill
132 int mingw_kill(pid_t pid, int sig);
134 #ifndef NO_OPENSSL
135 #include <openssl/ssl.h>
136 static inline int mingw_SSL_set_fd(SSL *ssl, int fd)
138 return SSL_set_fd(ssl, _get_osfhandle(fd));
140 #define SSL_set_fd mingw_SSL_set_fd
142 static inline int mingw_SSL_set_rfd(SSL *ssl, int fd)
144 return SSL_set_rfd(ssl, _get_osfhandle(fd));
146 #define SSL_set_rfd mingw_SSL_set_rfd
148 static inline int mingw_SSL_set_wfd(SSL *ssl, int fd)
150 return SSL_set_wfd(ssl, _get_osfhandle(fd));
152 #define SSL_set_wfd mingw_SSL_set_wfd
153 #endif
156 * implementations of missing functions
159 int pipe(int filedes[2]);
160 unsigned int sleep (unsigned int seconds);
161 int mkstemp(char *template);
162 int gettimeofday(struct timeval *tv, void *tz);
163 struct tm *gmtime_r(const time_t *timep, struct tm *result);
164 struct tm *localtime_r(const time_t *timep, struct tm *result);
165 int getpagesize(void); /* defined in MinGW's libgcc.a */
166 struct passwd *getpwuid(uid_t uid);
167 int setitimer(int type, struct itimerval *in, struct itimerval *out);
168 int sigaction(int sig, struct sigaction *in, struct sigaction *out);
169 int link(const char *oldpath, const char *newpath);
172 * replacements of existing functions
175 int mingw_unlink(const char *pathname);
176 #define unlink mingw_unlink
178 int mingw_rmdir(const char *path);
179 #define rmdir mingw_rmdir
181 int mingw_open (const char *filename, int oflags, ...);
182 #define open mingw_open
184 ssize_t mingw_write(int fd, const void *buf, size_t count);
185 #define write mingw_write
187 FILE *mingw_fopen (const char *filename, const char *otype);
188 #define fopen mingw_fopen
190 FILE *mingw_freopen (const char *filename, const char *otype, FILE *stream);
191 #define freopen mingw_freopen
193 char *mingw_getcwd(char *pointer, int len);
194 #define getcwd mingw_getcwd
196 char *mingw_getenv(const char *name);
197 #define getenv mingw_getenv
199 int mingw_gethostname(char *host, int namelen);
200 #define gethostname mingw_gethostname
202 struct hostent *mingw_gethostbyname(const char *host);
203 #define gethostbyname mingw_gethostbyname
205 void mingw_freeaddrinfo(struct addrinfo *res);
206 #define freeaddrinfo mingw_freeaddrinfo
208 int mingw_getaddrinfo(const char *node, const char *service,
209 const struct addrinfo *hints, struct addrinfo **res);
210 #define getaddrinfo mingw_getaddrinfo
212 int mingw_getnameinfo(const struct sockaddr *sa, socklen_t salen,
213 char *host, DWORD hostlen, char *serv, DWORD servlen,
214 int flags);
215 #define getnameinfo mingw_getnameinfo
217 int mingw_socket(int domain, int type, int protocol);
218 #define socket mingw_socket
220 int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz);
221 #define connect mingw_connect
223 int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz);
224 #define bind mingw_bind
226 int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen);
227 #define setsockopt mingw_setsockopt
229 int mingw_shutdown(int sockfd, int how);
230 #define shutdown mingw_shutdown
232 int mingw_listen(int sockfd, int backlog);
233 #define listen mingw_listen
235 int mingw_accept(int sockfd, struct sockaddr *sa, socklen_t *sz);
236 #define accept mingw_accept
238 int mingw_rename(const char*, const char*);
239 #define rename mingw_rename
241 #if defined(USE_WIN32_MMAP) || defined(_MSC_VER)
242 int mingw_getpagesize(void);
243 #define getpagesize mingw_getpagesize
244 #endif
246 struct rlimit {
247 unsigned int rlim_cur;
249 #define RLIMIT_NOFILE 0
251 static inline int getrlimit(int resource, struct rlimit *rlp)
253 if (resource != RLIMIT_NOFILE) {
254 errno = EINVAL;
255 return -1;
258 rlp->rlim_cur = 2048;
259 return 0;
262 /* Use mingw_lstat() instead of lstat()/stat() and
263 * mingw_fstat() instead of fstat() on Windows.
265 #define off_t off64_t
266 #define lseek _lseeki64
267 #ifndef ALREADY_DECLARED_STAT_FUNCS
268 #define stat _stati64
269 int mingw_lstat(const char *file_name, struct stat *buf);
270 int mingw_stat(const char *file_name, struct stat *buf);
271 int mingw_fstat(int fd, struct stat *buf);
272 #define fstat mingw_fstat
273 #define lstat mingw_lstat
274 #define _stati64(x,y) mingw_stat(x,y)
275 #endif
277 int mingw_utime(const char *file_name, const struct utimbuf *times);
278 #define utime mingw_utime
280 pid_t mingw_spawnvpe(const char *cmd, const char **argv, char **env,
281 const char *dir,
282 int fhin, int fhout, int fherr);
283 void mingw_execvp(const char *cmd, char *const *argv);
284 #define execvp mingw_execvp
285 void mingw_execv(const char *cmd, char *const *argv);
286 #define execv mingw_execv
288 static inline unsigned int git_ntohl(unsigned int x)
289 { return (unsigned int)ntohl(x); }
290 #define ntohl git_ntohl
292 sig_handler_t mingw_signal(int sig, sig_handler_t handler);
293 #define signal mingw_signal
296 * ANSI emulation wrappers
299 int winansi_fputs(const char *str, FILE *stream);
300 int winansi_printf(const char *format, ...) __attribute__((format (printf, 1, 2)));
301 int winansi_fprintf(FILE *stream, const char *format, ...) __attribute__((format (printf, 2, 3)));
302 #define fputs winansi_fputs
303 #define printf(...) winansi_printf(__VA_ARGS__)
304 #define fprintf(...) winansi_fprintf(__VA_ARGS__)
307 * git specific compatibility
310 #define has_dos_drive_prefix(path) (isalpha(*(path)) && (path)[1] == ':')
311 #define is_dir_sep(c) ((c) == '/' || (c) == '\\')
312 static inline char *mingw_find_last_dir_sep(const char *path)
314 char *ret = NULL;
315 for (; *path; ++path)
316 if (is_dir_sep(*path))
317 ret = (char *)path;
318 return ret;
320 #define find_last_dir_sep mingw_find_last_dir_sep
321 #define PATH_SEP ';'
322 #define PRIuMAX "I64u"
324 void mingw_open_html(const char *path);
325 #define open_html mingw_open_html
328 * helpers
331 char **make_augmented_environ(const char *const *vars);
332 void free_environ(char **env);
335 * A replacement of main() that ensures that argv[0] has a path
336 * and that default fmode and std(in|out|err) are in binary mode
339 #define main(c,v) dummy_decl_mingw_main(); \
340 static int mingw_main(); \
341 int main(int argc, const char **argv) \
343 extern CRITICAL_SECTION pinfo_cs; \
344 _fmode = _O_BINARY; \
345 _setmode(_fileno(stdin), _O_BINARY); \
346 _setmode(_fileno(stdout), _O_BINARY); \
347 _setmode(_fileno(stderr), _O_BINARY); \
348 argv[0] = xstrdup(_pgmptr); \
349 InitializeCriticalSection(&pinfo_cs); \
350 return mingw_main(argc, argv); \
352 static int mingw_main(c,v)
355 * Used by Pthread API implementation for Windows
357 extern int err_win_to_posix(DWORD winerr);