1#include <winsock2.h>
2#include <ws2tcpip.h>
3
4/*
5 * things that are not available in header files
6 */
7
8typedef int pid_t;
9typedef int uid_t;
10typedef int socklen_t;
11#define hstrerror strerror
12
13#define S_IFLNK 0120000 /* Symbolic link */
14#define S_ISLNK(x) (((x) & S_IFMT) == S_IFLNK)
15#define S_ISSOCK(x) 0
16
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
34
35#define WIFEXITED(x) 1
36#define WIFSIGNALED(x) 0
37#define WEXITSTATUS(x) ((x) & 0xff)
38#define WTERMSIG(x) SIGTERM
39
40#define EWOULDBLOCK EAGAIN
41#define SHUT_WR SD_SEND
42
43#define SIGHUP 1
44#define SIGQUIT 3
45#define SIGKILL 9
46#define SIGPIPE 13
47#define SIGALRM 14
48#define SIGCHLD 17
49
50#define F_GETFD 1
51#define F_SETFD 2
52#define FD_CLOEXEC 0x1
53
54#define EAFNOSUPPORT WSAEAFNOSUPPORT
55#define ECONNABORTED WSAECONNABORTED
56
57struct passwd {
58 char *pw_name;
59 char *pw_gecos;
60 char *pw_dir;
61};
62
63extern char *getpass(const char *prompt);
64
65typedef void (__cdecl *sig_handler_t)(int);
66struct sigaction {
67 sig_handler_t sa_handler;
68 unsigned sa_flags;
69};
70#define sigemptyset(x) (void)0
71#define SA_RESTART 0
72
73struct itimerval {
74 struct timeval it_value, it_interval;
75};
76#define ITIMER_REAL 0
77
78/*
79 * sanitize preprocessor namespace polluted by Windows headers defining
80 * macros which collide with git local versions
81 */
82#undef HELP_COMMAND /* from winuser.h */
83
84/*
85 * trivial stubs
86 */
87
88static inline int readlink(const char *path, char *buf, size_t bufsiz)
89{ errno = ENOSYS; return -1; }
90static inline int symlink(const char *oldpath, const char *newpath)
91{ errno = ENOSYS; return -1; }
92static inline int fchmod(int fildes, mode_t mode)
93{ errno = ENOSYS; return -1; }
94static inline pid_t fork(void)
95{ errno = ENOSYS; return -1; }
96static inline unsigned int alarm(unsigned int seconds)
97{ return 0; }
98static inline int fsync(int fd)
99{ return _commit(fd); }
100static inline pid_t getppid(void)
101{ return 1; }
102static inline void sync(void)
103{}
104static inline uid_t getuid(void)
105{ return 1; }
106static inline struct passwd *getpwnam(const char *name)
107{ return NULL; }
108static inline int fcntl(int fd, int cmd, ...)
109{
110 if (cmd == F_GETFD || cmd == F_SETFD)
111 return 0;
112 errno = EINVAL;
113 return -1;
114}
115/* bash cannot reliably detect negative return codes as failure */
116#define exit(code) exit((code) & 0xff)
117
118/*
119 * simple adaptors
120 */
121
122static inline int mingw_mkdir(const char *path, int mode)
123{
124 return mkdir(path);
125}
126#define mkdir mingw_mkdir
127
128static inline int mingw_unlink(const char *pathname)
129{
130 /* read-only files cannot be removed */
131 chmod(pathname, 0666);
132 return unlink(pathname);
133}
134#define unlink mingw_unlink
135
136#define WNOHANG 1
137pid_t waitpid(pid_t pid, int *status, unsigned options);
138
139#define kill mingw_kill
140int mingw_kill(pid_t pid, int sig);
141
142#ifndef NO_OPENSSL
143#include <openssl/ssl.h>
144static inline int mingw_SSL_set_fd(SSL *ssl, int fd)
145{
146 return SSL_set_fd(ssl, _get_osfhandle(fd));
147}
148#define SSL_set_fd mingw_SSL_set_fd
149
150static inline int mingw_SSL_set_rfd(SSL *ssl, int fd)
151{
152 return SSL_set_rfd(ssl, _get_osfhandle(fd));
153}
154#define SSL_set_rfd mingw_SSL_set_rfd
155
156static inline int mingw_SSL_set_wfd(SSL *ssl, int fd)
157{
158 return SSL_set_wfd(ssl, _get_osfhandle(fd));
159}
160#define SSL_set_wfd mingw_SSL_set_wfd
161#endif
162
163/*
164 * implementations of missing functions
165 */
166
167int pipe(int filedes[2]);
168unsigned int sleep (unsigned int seconds);
169int mkstemp(char *template);
170int gettimeofday(struct timeval *tv, void *tz);
171struct tm *gmtime_r(const time_t *timep, struct tm *result);
172struct tm *localtime_r(const time_t *timep, struct tm *result);
173int getpagesize(void); /* defined in MinGW's libgcc.a */
174struct passwd *getpwuid(uid_t uid);
175int setitimer(int type, struct itimerval *in, struct itimerval *out);
176int sigaction(int sig, struct sigaction *in, struct sigaction *out);
177int link(const char *oldpath, const char *newpath);
178
179/*
180 * replacements of existing functions
181 */
182
183int mingw_open (const char *filename, int oflags, ...);
184#define open mingw_open
185
186ssize_t mingw_write(int fd, const void *buf, size_t count);
187#define write mingw_write
188
189FILE *mingw_fopen (const char *filename, const char *otype);
190#define fopen mingw_fopen
191
192FILE *mingw_freopen (const char *filename, const char *otype, FILE *stream);
193#define freopen mingw_freopen
194
195char *mingw_getcwd(char *pointer, int len);
196#define getcwd mingw_getcwd
197
198char *mingw_getenv(const char *name);
199#define getenv mingw_getenv
200
201struct hostent *mingw_gethostbyname(const char *host);
202#define gethostbyname mingw_gethostbyname
203
204void mingw_freeaddrinfo(struct addrinfo *res);
205#define freeaddrinfo mingw_freeaddrinfo
206
207int mingw_getaddrinfo(const char *node, const char *service,
208 const struct addrinfo *hints, struct addrinfo **res);
209#define getaddrinfo mingw_getaddrinfo
210
211int mingw_getnameinfo(const struct sockaddr *sa, socklen_t salen,
212 char *host, DWORD hostlen, char *serv, DWORD servlen,
213 int flags);
214#define getnameinfo mingw_getnameinfo
215
216int mingw_socket(int domain, int type, int protocol);
217#define socket mingw_socket
218
219int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz);
220#define connect mingw_connect
221
222int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz);
223#define bind mingw_bind
224
225int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen);
226#define setsockopt mingw_setsockopt
227
228int mingw_listen(int sockfd, int backlog);
229#define listen mingw_listen
230
231int mingw_accept(int sockfd, struct sockaddr *sa, socklen_t *sz);
232#define accept mingw_accept
233
234int mingw_rename(const char*, const char*);
235#define rename mingw_rename
236
237#if defined(USE_WIN32_MMAP) || defined(_MSC_VER)
238int mingw_getpagesize(void);
239#define getpagesize mingw_getpagesize
240#endif
241
242/* Use mingw_lstat() instead of lstat()/stat() and
243 * mingw_fstat() instead of fstat() on Windows.
244 */
245#define off_t off64_t
246#define lseek _lseeki64
247#ifndef ALREADY_DECLARED_STAT_FUNCS
248#define stat _stati64
249int mingw_lstat(const char *file_name, struct stat *buf);
250int mingw_stat(const char *file_name, struct stat *buf);
251int mingw_fstat(int fd, struct stat *buf);
252#define fstat mingw_fstat
253#define lstat mingw_lstat
254#define _stati64(x,y) mingw_stat(x,y)
255#endif
256
257int mingw_utime(const char *file_name, const struct utimbuf *times);
258#define utime mingw_utime
259
260pid_t mingw_spawnvpe(const char *cmd, const char **argv, char **env,
261 const char *dir,
262 int fhin, int fhout, int fherr);
263void mingw_execvp(const char *cmd, char *const *argv);
264#define execvp mingw_execvp
265void mingw_execv(const char *cmd, char *const *argv);
266#define execv mingw_execv
267
268static inline unsigned int git_ntohl(unsigned int x)
269{ return (unsigned int)ntohl(x); }
270#define ntohl git_ntohl
271
272sig_handler_t mingw_signal(int sig, sig_handler_t handler);
273#define signal mingw_signal
274
275/*
276 * ANSI emulation wrappers
277 */
278
279int winansi_fputs(const char *str, FILE *stream);
280int winansi_printf(const char *format, ...) __attribute__((format (printf, 1, 2)));
281int winansi_fprintf(FILE *stream, const char *format, ...) __attribute__((format (printf, 2, 3)));
282#define fputs winansi_fputs
283#define printf(...) winansi_printf(__VA_ARGS__)
284#define fprintf(...) winansi_fprintf(__VA_ARGS__)
285
286/*
287 * git specific compatibility
288 */
289
290#define has_dos_drive_prefix(path) (isalpha(*(path)) && (path)[1] == ':')
291#define is_dir_sep(c) ((c) == '/' || (c) == '\\')
292#define PATH_SEP ';'
293#define PRIuMAX "I64u"
294
295void mingw_open_html(const char *path);
296#define open_html mingw_open_html
297
298/*
299 * helpers
300 */
301
302char **make_augmented_environ(const char *const *vars);
303void free_environ(char **env);
304
305/*
306 * A replacement of main() that ensures that argv[0] has a path
307 * and that default fmode and std(in|out|err) are in binary mode
308 */
309
310#define main(c,v) dummy_decl_mingw_main(); \
311static int mingw_main(); \
312int main(int argc, const char **argv) \
313{ \
314 extern CRITICAL_SECTION pinfo_cs; \
315 _fmode = _O_BINARY; \
316 _setmode(_fileno(stdin), _O_BINARY); \
317 _setmode(_fileno(stdout), _O_BINARY); \
318 _setmode(_fileno(stderr), _O_BINARY); \
319 argv[0] = xstrdup(_pgmptr); \
320 InitializeCriticalSection(&pinfo_cs); \
321 return mingw_main(argc, argv); \
322} \
323static int mingw_main(c,v)
324
325/*
326 * Used by Pthread API implementation for Windows
327 */
328extern int err_win_to_posix(DWORD winerr);