Andrew's git - gitweb.git/blob

   1#include <winsock2.h>
   2
   3/*
   4 * things that are not available in header files
   5 */
   6
   7typedef int pid_t;
   8#define hstrerror strerror
   9
  10#define S_IFLNK    0120000 /* Symbolic link */
  11#define S_ISLNK(x) (((x) & S_IFMT) == S_IFLNK)
  12#define S_ISSOCK(x) 0
  13#define S_IRGRP 0
  14#define S_IWGRP 0
  15#define S_IXGRP 0
  16#define S_ISGID 0
  17#define S_IROTH 0
  18#define S_IXOTH 0
  19
  20#define WIFEXITED(x) ((unsigned)(x) < 259)      /* STILL_ACTIVE */
  21#define WEXITSTATUS(x) ((x) & 0xff)
  22#define WIFSIGNALED(x) ((unsigned)(x) > 259)
  23
  24#define SIGHUP 1
  25#define SIGQUIT 3
  26#define SIGKILL 9
  27#define SIGPIPE 13
  28#define SIGALRM 14
  29#define SIGCHLD 17
  30
  31#define F_GETFD 1
  32#define F_SETFD 2
  33#define FD_CLOEXEC 0x1
  34
  35struct passwd {
  36        char *pw_name;
  37        char *pw_gecos;
  38        char *pw_dir;
  39};
  40
  41extern char *getpass(const char *prompt);
  42
  43struct pollfd {
  44        int fd;           /* file descriptor */
  45        short events;     /* requested events */
  46        short revents;    /* returned events */
  47};
  48#define POLLIN 1
  49#define POLLHUP 2
  50
  51typedef void (__cdecl *sig_handler_t)(int);
  52struct sigaction {
  53        sig_handler_t sa_handler;
  54        unsigned sa_flags;
  55};
  56#define sigemptyset(x) (void)0
  57#define SA_RESTART 0
  58
  59struct itimerval {
  60        struct timeval it_value, it_interval;
  61};
  62#define ITIMER_REAL 0
  63
  64/*
  65 * trivial stubs
  66 */
  67
  68static inline int readlink(const char *path, char *buf, size_t bufsiz)
  69{ errno = ENOSYS; return -1; }
  70static inline int symlink(const char *oldpath, const char *newpath)
  71{ errno = ENOSYS; return -1; }
  72static inline int fchmod(int fildes, mode_t mode)
  73{ errno = ENOSYS; return -1; }
  74static inline int fork(void)
  75{ errno = ENOSYS; return -1; }
  76static inline unsigned int alarm(unsigned int seconds)
  77{ return 0; }
  78static inline int fsync(int fd)
  79{ return 0; }
  80static inline int getppid(void)
  81{ return 1; }
  82static inline void sync(void)
  83{}
  84static inline int getuid()
  85{ return 1; }
  86static inline struct passwd *getpwnam(const char *name)
  87{ return NULL; }
  88static inline int fcntl(int fd, int cmd, long arg)
  89{
  90        if (cmd == F_GETFD || cmd == F_SETFD)
  91                return 0;
  92        errno = EINVAL;
  93        return -1;
  94}
  95
  96/*
  97 * simple adaptors
  98 */
  99
 100static inline int mingw_mkdir(const char *path, int mode)
 101{
 102        return mkdir(path);
 103}
 104#define mkdir mingw_mkdir
 105
 106static inline int mingw_unlink(const char *pathname)
 107{
 108        /* read-only files cannot be removed */
 109        chmod(pathname, 0666);
 110        return unlink(pathname);
 111}
 112#define unlink mingw_unlink
 113
 114static inline int waitpid(pid_t pid, int *status, unsigned options)
 115{
 116        if (options == 0)
 117                return _cwait(status, pid, 0);
 118        errno = EINVAL;
 119        return -1;
 120}
 121
 122/*
 123 * implementations of missing functions
 124 */
 125
 126int pipe(int filedes[2]);
 127unsigned int sleep (unsigned int seconds);
 128int mkstemp(char *template);
 129int gettimeofday(struct timeval *tv, void *tz);
 130int poll(struct pollfd *ufds, unsigned int nfds, int timeout);
 131struct tm *gmtime_r(const time_t *timep, struct tm *result);
 132struct tm *localtime_r(const time_t *timep, struct tm *result);
 133int getpagesize(void);  /* defined in MinGW's libgcc.a */
 134struct passwd *getpwuid(int uid);
 135int setitimer(int type, struct itimerval *in, struct itimerval *out);
 136int sigaction(int sig, struct sigaction *in, struct sigaction *out);
 137int link(const char *oldpath, const char *newpath);
 138
 139/*
 140 * replacements of existing functions
 141 */
 142
 143int mingw_open (const char *filename, int oflags, ...);
 144#define open mingw_open
 145
 146char *mingw_getcwd(char *pointer, int len);
 147#define getcwd mingw_getcwd
 148
 149char *mingw_getenv(const char *name);
 150#define getenv mingw_getenv
 151
 152struct hostent *mingw_gethostbyname(const char *host);
 153#define gethostbyname mingw_gethostbyname
 154
 155int mingw_socket(int domain, int type, int protocol);
 156#define socket mingw_socket
 157
 158int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz);
 159#define connect mingw_connect
 160
 161int mingw_rename(const char*, const char*);
 162#define rename mingw_rename
 163
 164#ifdef USE_WIN32_MMAP
 165int mingw_getpagesize(void);
 166#define getpagesize mingw_getpagesize
 167#endif
 168
 169/* Use mingw_lstat() instead of lstat()/stat() and
 170 * mingw_fstat() instead of fstat() on Windows.
 171 */
 172#define off_t off64_t
 173#define stat _stati64
 174#define lseek _lseeki64
 175int mingw_lstat(const char *file_name, struct stat *buf);
 176int mingw_fstat(int fd, struct stat *buf);
 177#define fstat mingw_fstat
 178#define lstat mingw_lstat
 179#define _stati64(x,y) mingw_lstat(x,y)
 180
 181int mingw_utime(const char *file_name, const struct utimbuf *times);
 182#define utime mingw_utime
 183
 184pid_t mingw_spawnvpe(const char *cmd, const char **argv, char **env);
 185void mingw_execvp(const char *cmd, char *const *argv);
 186#define execvp mingw_execvp
 187
 188static inline unsigned int git_ntohl(unsigned int x)
 189{ return (unsigned int)ntohl(x); }
 190#define ntohl git_ntohl
 191
 192sig_handler_t mingw_signal(int sig, sig_handler_t handler);
 193#define signal mingw_signal
 194
 195/*
 196 * ANSI emulation wrappers
 197 */
 198
 199int winansi_fputs(const char *str, FILE *stream);
 200int winansi_printf(const char *format, ...) __attribute__((format (printf, 1, 2)));
 201int winansi_fprintf(FILE *stream, const char *format, ...) __attribute__((format (printf, 2, 3)));
 202#define fputs winansi_fputs
 203#define printf(...) winansi_printf(__VA_ARGS__)
 204#define fprintf(...) winansi_fprintf(__VA_ARGS__)
 205
 206/*
 207 * git specific compatibility
 208 */
 209
 210#define has_dos_drive_prefix(path) (isalpha(*(path)) && (path)[1] == ':')
 211#define is_dir_sep(c) ((c) == '/' || (c) == '\\')
 212#define PATH_SEP ';'
 213#define PRIuMAX "I64u"
 214
 215void mingw_open_html(const char *path);
 216#define open_html mingw_open_html
 217
 218/*
 219 * helpers
 220 */
 221
 222char **copy_environ(void);
 223void free_environ(char **env);
 224char **env_setenv(char **env, const char *name);
 225
 226/*
 227 * A replacement of main() that ensures that argv[0] has a path
 228 */
 229
 230#define main(c,v) dummy_decl_mingw_main(); \
 231static int mingw_main(); \
 232int main(int argc, const char **argv) \
 233{ \
 234        argv[0] = xstrdup(_pgmptr); \
 235        return mingw_main(argc, argv); \
 236} \
 237static int mingw_main(c,v)
 238
 239#ifndef NO_MINGW_REPLACE_READDIR
 240/*
 241 * A replacement of readdir, to ensure that it reads the file type at
 242 * the same time. This avoid extra unneeded lstats in git on MinGW
 243 */
 244#undef DT_UNKNOWN
 245#undef DT_DIR
 246#undef DT_REG
 247#undef DT_LNK
 248#define DT_UNKNOWN      0
 249#define DT_DIR          1
 250#define DT_REG          2
 251#define DT_LNK          3
 252
 253struct mingw_dirent
 254{
 255        long            d_ino;                  /* Always zero. */
 256        union {
 257                unsigned short  d_reclen;       /* Always zero. */
 258                unsigned char   d_type;         /* Reimplementation adds this */
 259        };
 260        unsigned short  d_namlen;               /* Length of name in d_name. */
 261        char            d_name[FILENAME_MAX];   /* File name. */
 262};
 263#define dirent mingw_dirent
 264#define readdir(x) mingw_readdir(x)
 265struct dirent *mingw_readdir(DIR *dir);
 266#endif // !NO_MINGW_REPLACE_READDIR