diff options
Diffstat (limited to 'compat')
-rw-r--r-- | compat/inet_ntop.c | 22 | ||||
-rw-r--r-- | compat/inet_pton.c | 8 | ||||
-rw-r--r-- | compat/mingw.c | 333 | ||||
-rw-r--r-- | compat/mingw.h | 101 | ||||
-rw-r--r-- | compat/msvc.c | 29 | ||||
-rw-r--r-- | compat/vcbuild/include/dirent.h | 128 | ||||
-rw-r--r-- | compat/vcbuild/include/unistd.h | 4 | ||||
-rw-r--r-- | compat/win32/dirent.c | 108 | ||||
-rw-r--r-- | compat/win32/dirent.h | 24 | ||||
-rw-r--r-- | compat/win32/sys/poll.c | 599 | ||||
-rw-r--r-- | compat/win32/sys/poll.h | 53 | ||||
-rw-r--r-- | compat/win32/syslog.c | 72 | ||||
-rw-r--r-- | compat/win32/syslog.h | 20 |
13 files changed, 1140 insertions, 361 deletions
diff --git a/compat/inet_ntop.c b/compat/inet_ntop.c index f44498258d..ea249c6ac6 100644 --- a/compat/inet_ntop.c +++ b/compat/inet_ntop.c @@ -17,9 +17,9 @@ #include <errno.h> #include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> + +#include "../git-compat-util.h" + #include <stdio.h> #include <string.h> @@ -50,10 +50,7 @@ * Paul Vixie, 1996. */ static const char * -inet_ntop4(src, dst, size) - const u_char *src; - char *dst; - size_t size; +inet_ntop4(const u_char *src, char *dst, size_t size) { static const char fmt[] = "%u.%u.%u.%u"; char tmp[sizeof "255.255.255.255"]; @@ -78,10 +75,7 @@ inet_ntop4(src, dst, size) * Paul Vixie, 1996. */ static const char * -inet_ntop6(src, dst, size) - const u_char *src; - char *dst; - size_t size; +inet_ntop6(const u_char *src, char *dst, size_t size) { /* * Note that int32_t and int16_t need only be "at least" large enough @@ -178,11 +172,7 @@ inet_ntop6(src, dst, size) * Paul Vixie, 1996. */ const char * -inet_ntop(af, src, dst, size) - int af; - const void *src; - char *dst; - size_t size; +inet_ntop(int af, const void *src, char *dst, size_t size) { switch (af) { case AF_INET: diff --git a/compat/inet_pton.c b/compat/inet_pton.c index 4078fc0877..2ec995e63d 100644 --- a/compat/inet_pton.c +++ b/compat/inet_pton.c @@ -17,9 +17,9 @@ #include <errno.h> #include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> + +#include "../git-compat-util.h" + #include <stdio.h> #include <string.h> @@ -41,7 +41,9 @@ */ static int inet_pton4(const char *src, unsigned char *dst); +#ifndef NO_IPV6 static int inet_pton6(const char *src, unsigned char *dst); +#endif /* int * inet_pton4(src, dst) diff --git a/compat/mingw.c b/compat/mingw.c index b98e600006..bee6054419 100644 --- a/compat/mingw.c +++ b/compat/mingw.c @@ -127,7 +127,7 @@ int mingw_open (const char *filename, int oflags, ...) mode = va_arg(args, int); va_end(args); - if (!strcmp(filename, "/dev/null")) + if (filename && !strcmp(filename, "/dev/null")) filename = "nul"; fd = open(filename, oflags, mode); @@ -160,7 +160,7 @@ ssize_t mingw_write(int fd, const void *buf, size_t count) #undef fopen FILE *mingw_fopen (const char *filename, const char *otype) { - if (!strcmp(filename, "/dev/null")) + if (filename && !strcmp(filename, "/dev/null")) filename = "nul"; return fopen(filename, otype); } @@ -192,8 +192,11 @@ static inline time_t filetime_to_time_t(const FILETIME *ft) /* We keep the do_lstat code in a separate function to avoid recursion. * When a path ends with a slash, the stat will fail with ENOENT. In * this case, we strip the trailing slashes and stat again. + * + * If follow is true then act like stat() and report on the link + * target. Otherwise report on the link itself. */ -static int do_lstat(const char *file_name, struct stat *buf) +static int do_lstat(int follow, const char *file_name, struct stat *buf) { int err; WIN32_FILE_ATTRIBUTE_DATA fdata; @@ -210,6 +213,25 @@ static int do_lstat(const char *file_name, struct stat *buf) buf->st_atime = filetime_to_time_t(&(fdata.ftLastAccessTime)); buf->st_mtime = filetime_to_time_t(&(fdata.ftLastWriteTime)); buf->st_ctime = filetime_to_time_t(&(fdata.ftCreationTime)); + if (fdata.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) { + WIN32_FIND_DATAA findbuf; + HANDLE handle = FindFirstFileA(file_name, &findbuf); + if (handle != INVALID_HANDLE_VALUE) { + if ((findbuf.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) && + (findbuf.dwReserved0 == IO_REPARSE_TAG_SYMLINK)) { + if (follow) { + char buffer[MAXIMUM_REPARSE_DATA_BUFFER_SIZE]; + buf->st_size = readlink(file_name, buffer, MAXIMUM_REPARSE_DATA_BUFFER_SIZE); + } else { + buf->st_mode = S_IFLNK; + } + buf->st_mode |= S_IREAD; + if (!(findbuf.dwFileAttributes & FILE_ATTRIBUTE_READONLY)) + buf->st_mode |= S_IWRITE; + } + FindClose(handle); + } + } return 0; } errno = err; @@ -222,12 +244,12 @@ static int do_lstat(const char *file_name, struct stat *buf) * complete. Note that Git stat()s are redirected to mingw_lstat() * too, since Windows doesn't really handle symlinks that well. */ -int mingw_lstat(const char *file_name, struct stat *buf) +static int do_stat_internal(int follow, const char *file_name, struct stat *buf) { int namelen; static char alt_name[PATH_MAX]; - if (!do_lstat(file_name, buf)) + if (!do_lstat(follow, file_name, buf)) return 0; /* if file_name ended in a '/', Windows returned ENOENT; @@ -246,7 +268,16 @@ int mingw_lstat(const char *file_name, struct stat *buf) memcpy(alt_name, file_name, namelen); alt_name[namelen] = 0; - return do_lstat(alt_name, buf); + return do_lstat(follow, alt_name, buf); +} + +int mingw_lstat(const char *file_name, struct stat *buf) +{ + return do_stat_internal(0, file_name, buf); +} +int mingw_stat(const char *file_name, struct stat *buf) +{ + return do_stat_internal(1, file_name, buf); } #undef fstat @@ -379,71 +410,6 @@ int pipe(int filedes[2]) return 0; } -int poll(struct pollfd *ufds, unsigned int nfds, int timeout) -{ - int i, pending; - - if (timeout >= 0) { - if (nfds == 0) { - Sleep(timeout); - return 0; - } - return errno = EINVAL, error("poll timeout not supported"); - } - - /* When there is only one fd to wait for, then we pretend that - * input is available and let the actual wait happen when the - * caller invokes read(). - */ - if (nfds == 1) { - if (!(ufds[0].events & POLLIN)) - return errno = EINVAL, error("POLLIN not set"); - ufds[0].revents = POLLIN; - return 0; - } - -repeat: - pending = 0; - for (i = 0; i < nfds; i++) { - DWORD avail = 0; - HANDLE h = (HANDLE) _get_osfhandle(ufds[i].fd); - if (h == INVALID_HANDLE_VALUE) - return -1; /* errno was set */ - - if (!(ufds[i].events & POLLIN)) - return errno = EINVAL, error("POLLIN not set"); - - /* this emulation works only for pipes */ - if (!PeekNamedPipe(h, NULL, 0, NULL, &avail, NULL)) { - int err = GetLastError(); - if (err == ERROR_BROKEN_PIPE) { - ufds[i].revents = POLLHUP; - pending++; - } else { - errno = EINVAL; - return error("PeekNamedPipe failed," - " GetLastError: %u", err); - } - } else if (avail) { - ufds[i].revents = POLLIN; - pending++; - } else - ufds[i].revents = 0; - } - if (!pending) { - /* The only times that we spin here is when the process - * that is connected through the pipes is waiting for - * its own input data to become available. But since - * the process (pack-objects) is itself CPU intensive, - * it will happily pick up the time slice that we are - * relinquishing here. - */ - Sleep(0); - goto repeat; - } - return 0; -} - struct tm *gmtime_r(const time_t *timep, struct tm *result) { /* gmtime() in MSVCRT.DLL is thread-safe, but not reentrant */ @@ -673,6 +639,14 @@ static int env_compare(const void *a, const void *b) return strcasecmp(*ea, *eb); } +struct pinfo_t { + struct pinfo_t *next; + pid_t pid; + HANDLE proc; +} pinfo_t; +struct pinfo_t *pinfo = NULL; +CRITICAL_SECTION pinfo_cs; + static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **env, const char *dir, int prepend_cmd, int fhin, int fhout, int fherr) @@ -765,7 +739,26 @@ static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **env, return -1; } CloseHandle(pi.hThread); - return (pid_t)pi.hProcess; + + /* + * The process ID is the human-readable identifier of the process + * that we want to present in log and error messages. The handle + * is not useful for this purpose. But we cannot close it, either, + * because it is not possible to turn a process ID into a process + * handle after the process terminated. + * Keep the handle in a list for waitpid. + */ + EnterCriticalSection(&pinfo_cs); + { + struct pinfo_t *info = xmalloc(sizeof(struct pinfo_t)); + info->pid = pi.dwProcessId; + info->proc = pi.hProcess; + info->next = pinfo; + pinfo = info; + } + LeaveCriticalSection(&pinfo_cs); + + return (pid_t)pi.dwProcessId; } static pid_t mingw_spawnve(const char *cmd, const char **argv, char **env, @@ -875,6 +868,30 @@ void mingw_execvp(const char *cmd, char *const *argv) free_path_split(path); } +void mingw_execv(const char *cmd, char *const *argv) +{ + mingw_execve(cmd, argv, environ); +} + +int mingw_kill(pid_t pid, int sig) +{ + if (pid > 0 && sig == SIGTERM) { + HANDLE h = OpenProcess(PROCESS_TERMINATE, FALSE, pid); + + if (TerminateProcess(h, -1)) { + CloseHandle(h); + return 0; + } + + errno = err_win_to_posix(GetLastError()); + CloseHandle(h); + return -1; + } + + errno = EINVAL; + return -1; +} + static char **copy_environ(void) { char **env; @@ -959,19 +976,22 @@ static int WSAAPI getaddrinfo_stub(const char *node, const char *service, const struct addrinfo *hints, struct addrinfo **res) { - struct hostent *h = gethostbyname(node); + struct hostent *h = NULL; struct addrinfo *ai; struct sockaddr_in *sin; - if (!h) - return WSAGetLastError(); + if (node) { + h = gethostbyname(node); + if (!h) + return WSAGetLastError(); + } ai = xmalloc(sizeof(struct addrinfo)); *res = ai; ai->ai_flags = 0; ai->ai_family = AF_INET; - ai->ai_socktype = hints->ai_socktype; - switch (hints->ai_socktype) { + ai->ai_socktype = hints ? hints->ai_socktype : 0; + switch (ai->ai_socktype) { case SOCK_STREAM: ai->ai_protocol = IPPROTO_TCP; break; @@ -983,14 +1003,25 @@ static int WSAAPI getaddrinfo_stub(const char *node, const char *service, break; } ai->ai_addrlen = sizeof(struct sockaddr_in); - ai->ai_canonname = strdup(h->h_name); + if (hints && (hints->ai_flags & AI_CANONNAME)) + ai->ai_canonname = h ? strdup(h->h_name) : NULL; + else + ai->ai_canonname = NULL; sin = xmalloc(ai->ai_addrlen); memset(sin, 0, ai->ai_addrlen); sin->sin_family = AF_INET; + /* Note: getaddrinfo is supposed to allow service to be a string, + * which should be looked up using getservbyname. This is + * currently not implemented */ if (service) sin->sin_port = htons(atoi(service)); - sin->sin_addr = *(struct in_addr *)h->h_addr; + if (h) + sin->sin_addr = *(struct in_addr *)h->h_addr; + else if (hints && (hints->ai_flags & AI_PASSIVE)) + sin->sin_addr.s_addr = INADDR_ANY; + else + sin->sin_addr.s_addr = INADDR_LOOPBACK; ai->ai_addr = (struct sockaddr *)sin; ai->ai_next = 0; return 0; @@ -1141,7 +1172,10 @@ int mingw_getnameinfo(const struct sockaddr *sa, socklen_t salen, int mingw_socket(int domain, int type, int protocol) { int sockfd; - SOCKET s = WSASocket(domain, type, protocol, NULL, 0, 0); + SOCKET s; + + ensure_socket_initialization(); + s = WSASocket(domain, type, protocol, NULL, 0, 0); if (s == INVALID_SOCKET) { /* * WSAGetLastError() values are regular BSD error codes @@ -1171,6 +1205,45 @@ int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz) return connect(s, sa, sz); } +#undef bind +int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz) +{ + SOCKET s = (SOCKET)_get_osfhandle(sockfd); + return bind(s, sa, sz); +} + +#undef setsockopt +int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen) +{ + SOCKET s = (SOCKET)_get_osfhandle(sockfd); + return setsockopt(s, lvl, optname, (const char*)optval, optlen); +} + +#undef listen +int mingw_listen(int sockfd, int backlog) +{ + SOCKET s = (SOCKET)_get_osfhandle(sockfd); + return listen(s, backlog); +} + +#undef accept +int mingw_accept(int sockfd1, struct sockaddr *sa, socklen_t *sz) +{ + int sockfd2; + + SOCKET s1 = (SOCKET)_get_osfhandle(sockfd1); + SOCKET s2 = accept(s1, sa, sz); + + /* convert into a file descriptor */ + if ((sockfd2 = _open_osfhandle(s2, O_RDWR|O_BINARY)) < 0) { + int err = errno; + closesocket(s2); + return error("unable to make a socket file descriptor: %s", + strerror(err)); + } + return sockfd2; +} + #undef rename int mingw_rename(const char *pold, const char *pnew) { @@ -1388,6 +1461,7 @@ void mingw_open_html(const char *unixpath) const char *, const char *, const char *, INT); T ShellExecute; HMODULE shell32; + int r; shell32 = LoadLibrary("shell32.dll"); if (!shell32) @@ -1397,9 +1471,12 @@ void mingw_open_html(const char *unixpath) die("cannot run browser"); printf("Launching default browser to display HTML ...\n"); - ShellExecute(NULL, "open", htmlpath, NULL, "\\", 0); - + r = (int)ShellExecute(NULL, "open", htmlpath, NULL, "\\", SW_SHOWNORMAL); FreeLibrary(shell32); + /* see the MSDN documentation referring to the result codes here */ + if (r <= 32) { + die("failed to launch browser for %.*s", MAX_PATH, unixpath); + } } int link(const char *oldpath, const char *newpath) @@ -1438,62 +1515,54 @@ char *getpass(const char *prompt) return strbuf_detach(&buf, NULL); } -#ifndef NO_MINGW_REPLACE_READDIR -/* MinGW readdir implementation to avoid extra lstats for Git */ -struct mingw_DIR -{ - struct _finddata_t dd_dta; /* disk transfer area for this dir */ - struct mingw_dirent dd_dir; /* Our own implementation, including d_type */ - long dd_handle; /* _findnext handle */ - int dd_stat; /* 0 = next entry to read is first entry, -1 = off the end, positive = 0 based index of next entry */ - char dd_name[1]; /* given path for dir with search pattern (struct is extended) */ -}; - -struct dirent *mingw_readdir(DIR *dir) +pid_t waitpid(pid_t pid, int *status, unsigned options) { - WIN32_FIND_DATAA buf; - HANDLE handle; - struct mingw_DIR *mdir = (struct mingw_DIR*)dir; - - if (!dir->dd_handle) { - errno = EBADF; /* No set_errno for mingw */ - return NULL; + HANDLE h = OpenProcess(SYNCHRONIZE | PROCESS_QUERY_INFORMATION, + FALSE, pid); + if (!h) { + errno = ECHILD; + return -1; } - if (dir->dd_handle == (long)INVALID_HANDLE_VALUE && dir->dd_stat == 0) - { - DWORD lasterr; - handle = FindFirstFileA(dir->dd_name, &buf); - lasterr = GetLastError(); - dir->dd_handle = (long)handle; - if (handle == INVALID_HANDLE_VALUE && (lasterr != ERROR_NO_MORE_FILES)) { - errno = err_win_to_posix(lasterr); - return NULL; + if (pid > 0 && options & WNOHANG) { + if (WAIT_OBJECT_0 != WaitForSingleObject(h, 0)) { + CloseHandle(h); + return 0; } - } else if (dir->dd_handle == (long)INVALID_HANDLE_VALUE) { - return NULL; - } else if (!FindNextFileA((HANDLE)dir->dd_handle, &buf)) { - DWORD lasterr = GetLastError(); - FindClose((HANDLE)dir->dd_handle); - dir->dd_handle = (long)INVALID_HANDLE_VALUE; - /* POSIX says you shouldn't set errno when readdir can't - find any more files; so, if another error we leave it set. */ - if (lasterr != ERROR_NO_MORE_FILES) - errno = err_win_to_posix(lasterr); - return NULL; + options &= ~WNOHANG; } - /* We get here if `buf' contains valid data. */ - strcpy(dir->dd_dir.d_name, buf.cFileName); - ++dir->dd_stat; + if (options == 0) { + struct pinfo_t **ppinfo; + if (WaitForSingleObject(h, INFINITE) != WAIT_OBJECT_0) { + CloseHandle(h); + return 0; + } + + if (status) + GetExitCodeProcess(h, (LPDWORD)status); - /* Set file type, based on WIN32_FIND_DATA */ - mdir->dd_dir.d_type = 0; - if (buf.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) - mdir->dd_dir.d_type |= DT_DIR; - else - mdir->dd_dir.d_type |= DT_REG; + EnterCriticalSection(&pinfo_cs); + + ppinfo = &pinfo; + while (*ppinfo) { + struct pinfo_t *info = *ppinfo; + if (info->pid == pid) { + CloseHandle(info->proc); + *ppinfo = info->next; + free(info); + break; + } + ppinfo = &info->next; + } + + LeaveCriticalSection(&pinfo_cs); - return (struct dirent*)&dir->dd_dir; + CloseHandle(h); + return pid; + } + CloseHandle(h); + + errno = EINVAL; + return -1; } -#endif // !NO_MINGW_REPLACE_READDIR diff --git a/compat/mingw.h b/compat/mingw.h index 3b2477be5f..cafc1eb08a 100644 --- a/compat/mingw.h +++ b/compat/mingw.h @@ -6,23 +6,34 @@ */ typedef int pid_t; +typedef int uid_t; +typedef int socklen_t; #define hstrerror strerror #define S_IFLNK 0120000 /* Symbolic link */ #define S_ISLNK(x) (((x) & S_IFMT) == S_IFLNK) #define S_ISSOCK(x) 0 + #define S_IRGRP 0 #define S_IWGRP 0 #define S_IXGRP 0 -#define S_ISGID 0 +#define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP) #define S_IROTH 0 +#define S_IWOTH 0 #define S_IXOTH 0 +#define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH) +#define S_ISUID 0 +#define S_ISGID 0 +#define S_ISVTX 0 #define WIFEXITED(x) 1 #define WIFSIGNALED(x) 0 #define WEXITSTATUS(x) ((x) & 0xff) #define WTERMSIG(x) SIGTERM +#define EWOULDBLOCK EAGAIN +#define SHUT_WR SD_SEND + #define SIGHUP 1 #define SIGQUIT 3 #define SIGKILL 9 @@ -34,6 +45,9 @@ typedef int pid_t; #define F_SETFD 2 #define FD_CLOEXEC 0x1 +#define EAFNOSUPPORT WSAEAFNOSUPPORT +#define ECONNABORTED WSAECONNABORTED + struct passwd { char *pw_name; char *pw_gecos; @@ -42,16 +56,6 @@ struct passwd { extern char *getpass(const char *prompt); -#ifndef POLLIN -struct pollfd { - int fd; /* file descriptor */ - short events; /* requested events */ - short revents; /* returned events */ -}; -#define POLLIN 1 -#define POLLHUP 2 -#endif - typedef void (__cdecl *sig_handler_t)(int); struct sigaction { sig_handler_t sa_handler; @@ -66,6 +70,12 @@ struct itimerval { #define ITIMER_REAL 0 /* + * sanitize preprocessor namespace polluted by Windows headers defining + * macros which collide with git local versions + */ +#undef HELP_COMMAND /* from winuser.h */ + +/* * trivial stubs */ @@ -75,17 +85,17 @@ static inline int symlink(const char *oldpath, const char *newpath) { errno = ENOSYS; return -1; } static inline int fchmod(int fildes, mode_t mode) { errno = ENOSYS; return -1; } -static inline int fork(void) +static inline pid_t fork(void) { errno = ENOSYS; return -1; } static inline unsigned int alarm(unsigned int seconds) { return 0; } static inline int fsync(int fd) { return _commit(fd); } -static inline int getppid(void) +static inline pid_t getppid(void) { return 1; } static inline void sync(void) {} -static inline int getuid() +static inline uid_t getuid(void) { return 1; } static inline struct passwd *getpwnam(const char *name) { return NULL; } @@ -117,13 +127,11 @@ static inline int mingw_unlink(const char *pathname) } #define unlink mingw_unlink -static inline int waitpid(pid_t pid, int *status, unsigned options) -{ - if (options == 0) - return _cwait(status, pid, 0); - errno = EINVAL; - return -1; -} +#define WNOHANG 1 +pid_t waitpid(pid_t pid, int *status, unsigned options); + +#define kill mingw_kill +int mingw_kill(pid_t pid, int sig); #ifndef NO_OPENSSL #include <openssl/ssl.h> @@ -154,11 +162,10 @@ int pipe(int filedes[2]); unsigned int sleep (unsigned int seconds); int mkstemp(char *template); int gettimeofday(struct timeval *tv, void *tz); -int poll(struct pollfd *ufds, unsigned int nfds, int timeout); struct tm *gmtime_r(const time_t *timep, struct tm *result); struct tm *localtime_r(const time_t *timep, struct tm *result); int getpagesize(void); /* defined in MinGW's libgcc.a */ -struct passwd *getpwuid(int uid); +struct passwd *getpwuid(uid_t uid); int setitimer(int type, struct itimerval *in, struct itimerval *out); int sigaction(int sig, struct sigaction *in, struct sigaction *out); int link(const char *oldpath, const char *newpath); @@ -206,6 +213,18 @@ int mingw_socket(int domain, int type, int protocol); int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz); #define connect mingw_connect +int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz); +#define bind mingw_bind + +int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen); +#define setsockopt mingw_setsockopt + +int mingw_listen(int sockfd, int backlog); +#define listen mingw_listen + +int mingw_accept(int sockfd, struct sockaddr *sa, socklen_t *sz); +#define accept mingw_accept + int mingw_rename(const char*, const char*); #define rename mingw_rename @@ -222,10 +241,11 @@ int mingw_getpagesize(void); #ifndef ALREADY_DECLARED_STAT_FUNCS #define stat _stati64 int mingw_lstat(const char *file_name, struct stat *buf); +int mingw_stat(const char *file_name, struct stat *buf); int mingw_fstat(int fd, struct stat *buf); #define fstat mingw_fstat #define lstat mingw_lstat -#define _stati64(x,y) mingw_lstat(x,y) +#define _stati64(x,y) mingw_stat(x,y) #endif int mingw_utime(const char *file_name, const struct utimbuf *times); @@ -236,6 +256,8 @@ pid_t mingw_spawnvpe(const char *cmd, const char **argv, char **env, int fhin, int fhout, int fherr); void mingw_execvp(const char *cmd, char *const *argv); #define execvp mingw_execvp +void mingw_execv(const char *cmd, char *const *argv); +#define execv mingw_execv static inline unsigned int git_ntohl(unsigned int x) { return (unsigned int)ntohl(x); } @@ -283,44 +305,17 @@ void free_environ(char **env); static int mingw_main(); \ int main(int argc, const char **argv) \ { \ + extern CRITICAL_SECTION pinfo_cs; \ _fmode = _O_BINARY; \ _setmode(_fileno(stdin), _O_BINARY); \ _setmode(_fileno(stdout), _O_BINARY); \ _setmode(_fileno(stderr), _O_BINARY); \ argv[0] = xstrdup(_pgmptr); \ + InitializeCriticalSection(&pinfo_cs); \ return mingw_main(argc, argv); \ } \ static int mingw_main(c,v) -#ifndef NO_MINGW_REPLACE_READDIR -/* - * A replacement of readdir, to ensure that it reads the file type at - * the same time. This avoid extra unneeded lstats in git on MinGW - */ -#undef DT_UNKNOWN -#undef DT_DIR -#undef DT_REG -#undef DT_LNK -#define DT_UNKNOWN 0 -#define DT_DIR 1 -#define DT_REG 2 -#define DT_LNK 3 - -struct mingw_dirent -{ - long d_ino; /* Always zero. */ - union { - unsigned short d_reclen; /* Always zero. */ - unsigned char d_type; /* Reimplementation adds this */ - }; - unsigned short d_namlen; /* Length of name in d_name. */ - char d_name[FILENAME_MAX]; /* File name. */ -}; -#define dirent mingw_dirent -#define readdir(x) mingw_readdir(x) -struct dirent *mingw_readdir(DIR *dir); -#endif // !NO_MINGW_REPLACE_READDIR - /* * Used by Pthread API implementation for Windows */ diff --git a/compat/msvc.c b/compat/msvc.c index ac04a4ccbd..71843d7eef 100644 --- a/compat/msvc.c +++ b/compat/msvc.c @@ -3,33 +3,4 @@ #include <conio.h> #include "../strbuf.h" -DIR *opendir(const char *name) -{ - int len; - DIR *p; - p = (DIR*)malloc(sizeof(DIR)); - memset(p, 0, sizeof(DIR)); - strncpy(p->dd_name, name, PATH_MAX); - len = strlen(p->dd_name); - p->dd_name[len] = '/'; - p->dd_name[len+1] = '*'; - - if (p == NULL) - return NULL; - - p->dd_handle = _findfirst(p->dd_name, &p->dd_dta); - - if (p->dd_handle == -1) { - free(p); - return NULL; - } - return p; -} -int closedir(DIR *dir) -{ - _findclose(dir->dd_handle); - free(dir); - return 0; -} - #include "mingw.c" diff --git a/compat/vcbuild/include/dirent.h b/compat/vcbuild/include/dirent.h deleted file mode 100644 index 440618db0d..0000000000 --- a/compat/vcbuild/include/dirent.h +++ /dev/null @@ -1,128 +0,0 @@ -/* - * DIRENT.H (formerly DIRLIB.H) - * This file has no copyright assigned and is placed in the Public Domain. - * This file is a part of the mingw-runtime package. - * - * The mingw-runtime package and its code is distributed in the hope that it - * will be useful but WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESSED OR - * IMPLIED ARE HEREBY DISCLAIMED. This includes but is not limited to - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * You are free to use this package and its code without limitation. - */ -#ifndef _DIRENT_H_ -#define _DIRENT_H_ -#include <io.h> - -#define PATH_MAX 512 - -#define __MINGW_NOTHROW - -#ifndef RC_INVOKED - -#ifdef __cplusplus -extern "C" { -#endif - -struct dirent -{ - long d_ino; /* Always zero. */ - unsigned short d_reclen; /* Always zero. */ - unsigned short d_namlen; /* Length of name in d_name. */ - char d_name[FILENAME_MAX]; /* File name. */ -}; - -/* - * This is an internal data structure. Good programmers will not use it - * except as an argument to one of the functions below. - * dd_stat field is now int (was short in older versions). - */ -typedef struct -{ - /* disk transfer area for this dir */ - struct _finddata_t dd_dta; - - /* dirent struct to return from dir (NOTE: this makes this thread - * safe as long as only one thread uses a particular DIR struct at - * a time) */ - struct dirent dd_dir; - - /* _findnext handle */ - long dd_handle; - - /* - * Status of search: - * 0 = not started yet (next entry to read is first entry) - * -1 = off the end - * positive = 0 based index of next entry - */ - int dd_stat; - - /* given path for dir with search pattern (struct is extended) */ - char dd_name[PATH_MAX+3]; -} DIR; - -DIR* __cdecl __MINGW_NOTHROW opendir (const char*); -struct dirent* __cdecl __MINGW_NOTHROW readdir (DIR*); -int __cdecl __MINGW_NOTHROW closedir (DIR*); -void __cdecl __MINGW_NOTHROW rewinddir (DIR*); -long __cdecl __MINGW_NOTHROW telldir (DIR*); -void __cdecl __MINGW_NOTHROW seekdir (DIR*, long); - - -/* wide char versions */ - -struct _wdirent -{ - long d_ino; /* Always zero. */ - unsigned short d_reclen; /* Always zero. */ - unsigned short d_namlen; /* Length of name in d_name. */ - wchar_t d_name[FILENAME_MAX]; /* File name. */ -}; - -/* - * This is an internal data structure. Good programmers will not use it - * except as an argument to one of the functions below. - */ -typedef struct -{ - /* disk transfer area for this dir */ - //struct _wfinddata_t dd_dta; - - /* dirent struct to return from dir (NOTE: this makes this thread - * safe as long as only one thread uses a particular DIR struct at - * a time) */ - struct _wdirent dd_dir; - - /* _findnext handle */ - long dd_handle; - - /* - * Status of search: - * 0 = not started yet (next entry to read is first entry) - * -1 = off the end - * positive = 0 based index of next entry - */ - int dd_stat; - - /* given path for dir with search pattern (struct is extended) */ - wchar_t dd_name[1]; -} _WDIR; - - - -_WDIR* __cdecl __MINGW_NOTHROW _wopendir (const wchar_t*); -struct _wdirent* __cdecl __MINGW_NOTHROW _wreaddir (_WDIR*); -int __cdecl __MINGW_NOTHROW _wclosedir (_WDIR*); -void __cdecl __MINGW_NOTHROW _wrewinddir (_WDIR*); -long __cdecl __MINGW_NOTHROW _wtelldir (_WDIR*); -void __cdecl __MINGW_NOTHROW _wseekdir (_WDIR*, long); - - -#ifdef __cplusplus -} -#endif - -#endif /* Not RC_INVOKED */ - -#endif /* Not _DIRENT_H_ */ diff --git a/compat/vcbuild/include/unistd.h b/compat/vcbuild/include/unistd.h index 2a4f276869..b14fcf94da 100644 --- a/compat/vcbuild/include/unistd.h +++ b/compat/vcbuild/include/unistd.h @@ -45,6 +45,10 @@ typedef unsigned long long uintmax_t; typedef int64_t off64_t; +#define INTMAX_MIN _I64_MIN +#define INTMAX_MAX _I64_MAX +#define UINTMAX_MAX _UI64_MAX + #define STDOUT_FILENO 1 #define STDERR_FILENO 2 diff --git a/compat/win32/dirent.c b/compat/win32/dirent.c new file mode 100644 index 0000000000..7a0debe51b --- /dev/null +++ b/compat/win32/dirent.c @@ -0,0 +1,108 @@ +#include "../git-compat-util.h" +#include "dirent.h" + +struct DIR { + struct dirent dd_dir; /* includes d_type */ + HANDLE dd_handle; /* FindFirstFile handle */ + int dd_stat; /* 0-based index */ + char dd_name[1]; /* extend struct */ +}; + +DIR *opendir(const char *name) +{ + DWORD attrs = GetFileAttributesA(name); + int len; + DIR *p; + + /* check for valid path */ + if (attrs == INVALID_FILE_ATTRIBUTES) { + errno = ENOENT; + return NULL; + } + + /* check if it's a directory */ + if (!(attrs & FILE_ATTRIBUTE_DIRECTORY)) { + errno = ENOTDIR; + return NULL; + } + + /* check that the pattern won't be too long for FindFirstFileA */ + len = strlen(name); + if (is_dir_sep(name[len - 1])) + len--; + if (len + 2 >= MAX_PATH) { + errno = ENAMETOOLONG; + return NULL; + } + + p = malloc(sizeof(DIR) + len + 2); + if (!p) + return NULL; + + memset(p, 0, sizeof(DIR) + len + 2); + strcpy(p->dd_name, name); + p->dd_name[len] = '/'; + p->dd_name[len+1] = '*'; + + p->dd_handle = INVALID_HANDLE_VALUE; + return p; +} + +struct dirent *readdir(DIR *dir) +{ + WIN32_FIND_DATAA buf; + HANDLE handle; + + if (!dir || !dir->dd_handle) { + errno = EBADF; /* No set_errno for mingw */ + return NULL; + } + + if (dir->dd_handle == INVALID_HANDLE_VALUE && dir->dd_stat == 0) { + DWORD lasterr; + handle = FindFirstFileA(dir->dd_name, &buf); + lasterr = GetLastError(); + dir->dd_handle = handle; + if (handle == INVALID_HANDLE_VALUE && (lasterr != ERROR_NO_MORE_FILES)) { + errno = err_win_to_posix(lasterr); + return NULL; + } + } else if (dir->dd_handle == INVALID_HANDLE_VALUE) { + return NULL; + } else if (!FindNextFileA(dir->dd_handle, &buf)) { + DWORD lasterr = GetLastError(); + FindClose(dir->dd_handle); + dir->dd_handle = INVALID_HANDLE_VALUE; + /* POSIX says you shouldn't set errno when readdir can't + find any more files; so, if another error we leave it set. */ + if (lasterr != ERROR_NO_MORE_FILES) + errno = err_win_to_posix(lasterr); + return NULL; + } + + /* We get here if `buf' contains valid data. */ + strcpy(dir->dd_dir.d_name, buf.cFileName); + ++dir->dd_stat; + + /* Set file type, based on WIN32_FIND_DATA */ + dir->dd_dir.d_type = 0; + if (buf.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) |