diff options
Diffstat (limited to 'compat')
| -rw-r--r-- | compat/cygwin.c | 143 | ||||
| -rw-r--r-- | compat/cygwin.h | 9 | ||||
| -rw-r--r-- | compat/fnmatch/fnmatch.c (renamed from compat/fnmatch.c) | 0 | ||||
| -rw-r--r-- | compat/fnmatch/fnmatch.h (renamed from compat/fnmatch.h) | 0 | ||||
| -rw-r--r-- | compat/memmem.c | 5 | ||||
| -rw-r--r-- | compat/mingw.c | 249 | ||||
| -rw-r--r-- | compat/mingw.h | 34 | ||||
| -rw-r--r-- | compat/regex/regex.c (renamed from compat/regex.c) | 0 | ||||
| -rw-r--r-- | compat/regex/regex.h (renamed from compat/regex.h) | 0 | ||||
| -rw-r--r-- | compat/snprintf.c | 4 | ||||
| -rw-r--r-- | compat/win32.h | 34 | ||||
| -rw-r--r-- | compat/winansi.c | 18 |
12 files changed, 396 insertions, 100 deletions
diff --git a/compat/cygwin.c b/compat/cygwin.c new file mode 100644 index 0000000000..ebac148392 --- /dev/null +++ b/compat/cygwin.c @@ -0,0 +1,143 @@ +#define WIN32_LEAN_AND_MEAN +#include "../git-compat-util.h" +#include "win32.h" +#include "../cache.h" /* to read configuration */ + +static inline void filetime_to_timespec(const FILETIME *ft, struct timespec *ts) +{ + long long winTime = ((long long)ft->dwHighDateTime << 32) + + ft->dwLowDateTime; + winTime -= 116444736000000000LL; /* Windows to Unix Epoch conversion */ + /* convert 100-nsecond interval to seconds and nanoseconds */ + ts->tv_sec = (time_t)(winTime/10000000); + ts->tv_nsec = (long)(winTime - ts->tv_sec*10000000LL) * 100; +} + +#define size_to_blocks(s) (((s)+511)/512) + +/* do_stat is a common implementation for cygwin_lstat and cygwin_stat. + * + * To simplify its logic, in the case of cygwin symlinks, this implementation + * falls back to the cygwin version of stat/lstat, which is provided as the + * last argument. + */ +static int do_stat(const char *file_name, struct stat *buf, stat_fn_t cygstat) +{ + WIN32_FILE_ATTRIBUTE_DATA fdata; + + if (file_name[0] == '/') + return cygstat (file_name, buf); + + if (!(errno = get_file_attr(file_name, &fdata))) { + /* + * If the system attribute is set and it is not a directory then + * it could be a symbol link created in the nowinsymlinks mode. + * Normally, Cygwin works in the winsymlinks mode, so this situation + * is very unlikely. For the sake of simplicity of our code, let's + * Cygwin to handle it. + */ + if ((fdata.dwFileAttributes & FILE_ATTRIBUTE_SYSTEM) && + !(fdata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) + return cygstat(file_name, buf); + + /* fill out the stat structure */ + buf->st_dev = buf->st_rdev = 0; /* not used by Git */ + buf->st_ino = 0; + buf->st_mode = file_attr_to_st_mode(fdata.dwFileAttributes); + buf->st_nlink = 1; + buf->st_uid = buf->st_gid = 0; +#ifdef __CYGWIN_USE_BIG_TYPES__ + buf->st_size = ((_off64_t)fdata.nFileSizeHigh << 32) + + fdata.nFileSizeLow; +#else + buf->st_size = (off_t)fdata.nFileSizeLow; +#endif + buf->st_blocks = size_to_blocks(buf->st_size); + filetime_to_timespec(&fdata.ftLastAccessTime, &buf->st_atim); + filetime_to_timespec(&fdata.ftLastWriteTime, &buf->st_mtim); + filetime_to_timespec(&fdata.ftCreationTime, &buf->st_ctim); + return 0; + } else if (errno == ENOENT) { + /* + * In the winsymlinks mode (which is the default), Cygwin + * emulates symbol links using Windows shortcut files. These + * files are formed by adding .lnk extension. So, if we have + * not found the specified file name, it could be that it is + * a symbol link. Let's Cygwin to deal with that. + */ + return cygstat(file_name, buf); + } + return -1; +} + +/* We provide our own lstat/stat functions, since the provided Cygwin versions + * of these functions are too slow. These stat functions are tailored for Git's + * usage, and therefore they are not meant to be complete and correct emulation + * of lstat/stat functionality. + */ +static int cygwin_lstat(const char *path, struct stat *buf) +{ + return do_stat(path, buf, lstat); +} + +static int cygwin_stat(const char *path, struct stat *buf) +{ + return do_stat(path, buf, stat); +} + + +/* + * At start up, we are trying to determine whether Win32 API or cygwin stat + * functions should be used. The choice is determined by core.ignorecygwinfstricks. + * Reading this option is not always possible immediately as git_dir may be + * not be set yet. So until it is set, use cygwin lstat/stat functions. + * However, if core.filemode is set, we must use the Cygwin posix + * stat/lstat as the Windows stat fuctions do not determine posix filemode. + * + * Note that git_cygwin_config() does NOT call git_default_config() and this + * is deliberate. Many commands read from config to establish initial + * values in variables and later tweak them from elsewhere (e.g. command line). + * init_stat() is called lazily on demand, typically much late in the program, + * and calling git_default_config() from here would break such variables. + */ +static int native_stat = 1; +static int core_filemode; + +static int git_cygwin_config(const char *var, const char *value, void *cb) +{ + if (!strcmp(var, "core.ignorecygwinfstricks")) + native_stat = git_config_bool(var, value); + else if (!strcmp(var, "core.filemode")) + core_filemode = git_config_bool(var, value); + return 0; +} + +static int init_stat(void) +{ + if (have_git_dir()) { + git_config(git_cygwin_config, NULL); + if (!core_filemode && native_stat) { + cygwin_stat_fn = cygwin_stat; + cygwin_lstat_fn = cygwin_lstat; + } else { + cygwin_stat_fn = stat; + cygwin_lstat_fn = lstat; + } + return 0; + } + return 1; +} + +static int cygwin_stat_stub(const char *file_name, struct stat *buf) +{ + return (init_stat() ? stat : *cygwin_stat_fn)(file_name, buf); +} + +static int cygwin_lstat_stub(const char *file_name, struct stat *buf) +{ + return (init_stat() ? lstat : *cygwin_lstat_fn)(file_name, buf); +} + +stat_fn_t cygwin_stat_fn = cygwin_stat_stub; +stat_fn_t cygwin_lstat_fn = cygwin_lstat_stub; + diff --git a/compat/cygwin.h b/compat/cygwin.h new file mode 100644 index 0000000000..a3229f5b4f --- /dev/null +++ b/compat/cygwin.h @@ -0,0 +1,9 @@ +#include <sys/types.h> +#include <sys/stat.h> + +typedef int (*stat_fn_t)(const char*, struct stat*); +extern stat_fn_t cygwin_stat_fn; +extern stat_fn_t cygwin_lstat_fn; + +#define stat(path, buf) (*cygwin_stat_fn)(path, buf) +#define lstat(path, buf) (*cygwin_lstat_fn)(path, buf) diff --git a/compat/fnmatch.c b/compat/fnmatch/fnmatch.c index 1f4ead5f98..1f4ead5f98 100644 --- a/compat/fnmatch.c +++ b/compat/fnmatch/fnmatch.c diff --git a/compat/fnmatch.h b/compat/fnmatch/fnmatch.h index cc3ec37940..cc3ec37940 100644 --- a/compat/fnmatch.h +++ b/compat/fnmatch/fnmatch.h diff --git a/compat/memmem.c b/compat/memmem.c index cd0d877364..56bcb4277f 100644 --- a/compat/memmem.c +++ b/compat/memmem.c @@ -5,6 +5,8 @@ void *gitmemmem(const void *haystack, size_t haystack_len, { const char *begin = haystack; const char *last_possible = begin + haystack_len - needle_len; + const char *tail = needle; + char point; /* * The first occurrence of the empty string is deemed to occur at @@ -20,8 +22,9 @@ void *gitmemmem(const void *haystack, size_t haystack_len, if (haystack_len < needle_len) return NULL; + point = *tail++; for (; begin <= last_possible; begin++) { - if (!memcmp(begin, needle, needle_len)) + if (*begin == point && !memcmp(begin + 1, tail, needle_len - 1)) return (void *)begin; } diff --git a/compat/mingw.c b/compat/mingw.c index 772cad510d..171fa85e4a 100644 --- a/compat/mingw.c +++ b/compat/mingw.c @@ -1,8 +1,122 @@ #include "../git-compat-util.h" +#include "win32.h" #include "../strbuf.h" unsigned int _CRT_fmode = _O_BINARY; +static int err_win_to_posix(DWORD winerr) +{ + int error = ENOSYS; + switch(winerr) { + case ERROR_ACCESS_DENIED: error = EACCES; break; + case ERROR_ACCOUNT_DISABLED: error = EACCES; break; + case ERROR_ACCOUNT_RESTRICTION: error = EACCES; break; + case ERROR_ALREADY_ASSIGNED: error = EBUSY; break; + case ERROR_ALREADY_EXISTS: error = EEXIST; break; + case ERROR_ARITHMETIC_OVERFLOW: error = ERANGE; break; + case ERROR_BAD_COMMAND: error = EIO; break; + case ERROR_BAD_DEVICE: error = ENODEV; break; + case ERROR_BAD_DRIVER_LEVEL: error = ENXIO; break; + case ERROR_BAD_EXE_FORMAT: error = ENOEXEC; break; + case ERROR_BAD_FORMAT: error = ENOEXEC; break; + case ERROR_BAD_LENGTH: error = EINVAL; break; + case ERROR_BAD_PATHNAME: error = ENOENT; break; + case ERROR_BAD_PIPE: error = EPIPE; break; + case ERROR_BAD_UNIT: error = ENODEV; break; + case ERROR_BAD_USERNAME: error = EINVAL; break; + case ERROR_BROKEN_PIPE: error = EPIPE; break; + case ERROR_BUFFER_OVERFLOW: error = ENAMETOOLONG; break; + case ERROR_BUSY: error = EBUSY; break; + case ERROR_BUSY_DRIVE: error = EBUSY; break; + case ERROR_CALL_NOT_IMPLEMENTED: error = ENOSYS; break; + case ERROR_CANNOT_MAKE: error = EACCES; break; + case ERROR_CANTOPEN: error = EIO; break; + case ERROR_CANTREAD: error = EIO; break; + case ERROR_CANTWRITE: error = EIO; break; + case ERROR_CRC: error = EIO; break; + case ERROR_CURRENT_DIRECTORY: error = EACCES; break; + case ERROR_DEVICE_IN_USE: error = EBUSY; break; + case ERROR_DEV_NOT_EXIST: error = ENODEV; break; + case ERROR_DIRECTORY: error = EINVAL; break; + case ERROR_DIR_NOT_EMPTY: error = ENOTEMPTY; break; + case ERROR_DISK_CHANGE: error = EIO; break; + case ERROR_DISK_FULL: error = ENOSPC; break; + case ERROR_DRIVE_LOCKED: error = EBUSY; break; + case ERROR_ENVVAR_NOT_FOUND: error = EINVAL; break; + case ERROR_EXE_MARKED_INVALID: error = ENOEXEC; break; + case ERROR_FILENAME_EXCED_RANGE: error = ENAMETOOLONG; break; + case ERROR_FILE_EXISTS: error = EEXIST; break; + case ERROR_FILE_INVALID: error = ENODEV; break; + case ERROR_FILE_NOT_FOUND: error = ENOENT; break; + case ERROR_GEN_FAILURE: error = EIO; break; + case ERROR_HANDLE_DISK_FULL: error = ENOSPC; break; + case ERROR_INSUFFICIENT_BUFFER: error = ENOMEM; break; + case ERROR_INVALID_ACCESS: error = EACCES; break; + case ERROR_INVALID_ADDRESS: error = EFAULT; break; + case ERROR_INVALID_BLOCK: error = EFAULT; break; + case ERROR_INVALID_DATA: error = EINVAL; break; + case ERROR_INVALID_DRIVE: error = ENODEV; break; + case ERROR_INVALID_EXE_SIGNATURE: error = ENOEXEC; break; + case ERROR_INVALID_FLAGS: error = EINVAL; break; + case ERROR_INVALID_FUNCTION: error = ENOSYS; break; + case ERROR_INVALID_HANDLE: error = EBADF; break; + case ERROR_INVALID_LOGON_HOURS: error = EACCES; break; + case ERROR_INVALID_NAME: error = EINVAL; break; + case ERROR_INVALID_OWNER: error = EINVAL; break; + case ERROR_INVALID_PARAMETER: error = EINVAL; break; + case ERROR_INVALID_PASSWORD: error = EPERM; break; + case ERROR_INVALID_PRIMARY_GROUP: error = EINVAL; break; + case ERROR_INVALID_SIGNAL_NUMBER: error = EINVAL; break; + case ERROR_INVALID_TARGET_HANDLE: error = EIO; break; + case ERROR_INVALID_WORKSTATION: error = EACCES; break; + case ERROR_IO_DEVICE: error = EIO; break; + case ERROR_IO_INCOMPLETE: error = EINTR; break; + case ERROR_LOCKED: error = EBUSY; break; + case ERROR_LOCK_VIOLATION: error = EACCES; break; + case ERROR_LOGON_FAILURE: error = EACCES; break; + case ERROR_MAPPED_ALIGNMENT: error = EINVAL; break; + case ERROR_META_EXPANSION_TOO_LONG: error = E2BIG; break; + case ERROR_MORE_DATA: error = EPIPE; break; + case ERROR_NEGATIVE_SEEK: error = ESPIPE; break; + case ERROR_NOACCESS: error = EFAULT; break; + case ERROR_NONE_MAPPED: error = EINVAL; break; + case ERROR_NOT_ENOUGH_MEMORY: error = ENOMEM; break; + case ERROR_NOT_READY: error = EAGAIN; break; + case ERROR_NOT_SAME_DEVICE: error = EXDEV; break; + case ERROR_NO_DATA: error = EPIPE; break; + case ERROR_NO_MORE_SEARCH_HANDLES: error = EIO; break; + case ERROR_NO_PROC_SLOTS: error = EAGAIN; break; + case ERROR_NO_SUCH_PRIVILEGE: error = EACCES; break; + case ERROR_OPEN_FAILED: error = EIO; break; + case ERROR_OPEN_FILES: error = EBUSY; break; + case ERROR_OPERATION_ABORTED: error = EINTR; break; + case ERROR_OUTOFMEMORY: error = ENOMEM; break; + case ERROR_PASSWORD_EXPIRED: error = EACCES; break; + case ERROR_PATH_BUSY: error = EBUSY; break; + case ERROR_PATH_NOT_FOUND: error = ENOENT; break; + case ERROR_PIPE_BUSY: error = EBUSY; break; + case ERROR_PIPE_CONNECTED: error = EPIPE; break; + case ERROR_PIPE_LISTENING: error = EPIPE; break; + case ERROR_PIPE_NOT_CONNECTED: error = EPIPE; break; + case ERROR_PRIVILEGE_NOT_HELD: error = EACCES; break; + case ERROR_READ_FAULT: error = EIO; break; + case ERROR_SEEK: error = EIO; break; + case ERROR_SEEK_ON_DEVICE: error = ESPIPE; break; + case ERROR_SHARING_BUFFER_EXCEEDED: error = ENFILE; break; + case ERROR_SHARING_VIOLATION: error = EACCES; break; + case ERROR_STACK_OVERFLOW: error = ENOMEM; break; + case ERROR_SWAPERROR: error = ENOENT; break; + case ERROR_TOO_MANY_MODULES: error = EMFILE; break; + case ERROR_TOO_MANY_OPEN_FILES: error = EMFILE; break; + case ERROR_UNRECOGNIZED_MEDIA: error = ENXIO; break; + case ERROR_UNRECOGNIZED_VOLUME: error = ENODEV; break; + case ERROR_WAIT_NO_CHILDREN: error = ECHILD; break; + case ERROR_WRITE_FAULT: error = EIO; break; + case ERROR_WRITE_PROTECT: error = EROFS; break; + } + return error; +} + #undef open int mingw_open (const char *filename, int oflags, ...) { @@ -31,12 +145,6 @@ static inline time_t filetime_to_time_t(const FILETIME *ft) return (time_t)winTime; } -static inline size_t size_to_blocks(size_t s) -{ - return (s+511)/512; -} - -extern int _getdrive( void ); /* 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. @@ -45,46 +153,20 @@ static int do_lstat(const char *file_name, struct stat *buf) { WIN32_FILE_ATTRIBUTE_DATA fdata; - if (GetFileAttributesExA(file_name, GetFileExInfoStandard, &fdata)) { - int fMode = S_IREAD; - if (fdata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) - fMode |= S_IFDIR; - else - fMode |= S_IFREG; - if (!(fdata.dwFileAttributes & FILE_ATTRIBUTE_READONLY)) - fMode |= S_IWRITE; - + if (!(errno = get_file_attr(file_name, &fdata))) { buf->st_ino = 0; buf->st_gid = 0; buf->st_uid = 0; - buf->st_mode = fMode; - buf->st_size = fdata.nFileSizeLow; /* Can't use nFileSizeHigh, since it's not a stat64 */ - buf->st_blocks = size_to_blocks(buf->st_size); - buf->st_dev = _getdrive() - 1; + buf->st_nlink = 1; + buf->st_mode = file_attr_to_st_mode(fdata.dwFileAttributes); + buf->st_size = fdata.nFileSizeLow | + (((off_t)fdata.nFileSizeHigh)<<32); + buf->st_dev = buf->st_rdev = 0; /* not used by Git */ 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)); - errno = 0; return 0; } - - switch (GetLastError()) { - case ERROR_ACCESS_DENIED: - case ERROR_SHARING_VIOLATION: - case ERROR_LOCK_VIOLATION: - case ERROR_SHARING_BUFFER_EXCEEDED: - errno = EACCES; - break; - case ERROR_BUFFER_OVERFLOW: - errno = ENAMETOOLONG; - break; - case ERROR_NOT_ENOUGH_MEMORY: - errno = ENOMEM; - break; - default: - errno = ENOENT; - break; - } return -1; } @@ -94,7 +176,7 @@ 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 mingw_stat *buf) +int mingw_lstat(const char *file_name, struct stat *buf) { int namelen; static char alt_name[PATH_MAX]; @@ -122,8 +204,7 @@ int mingw_lstat(const char *file_name, struct mingw_stat *buf) } #undef fstat -#undef stat -int mingw_fstat(int fd, struct mingw_stat *buf) +int mingw_fstat(int fd, struct stat *buf) { HANDLE fh = (HANDLE)_get_osfhandle(fd); BY_HANDLE_FILE_INFORMATION fdata; @@ -133,39 +214,18 @@ int mingw_fstat(int fd, struct mingw_stat *buf) return -1; } /* direct non-file handles to MS's fstat() */ - if (GetFileType(fh) != FILE_TYPE_DISK) { - struct stat st; - if (fstat(fd, &st)) - return -1; - buf->st_ino = st.st_ino; - buf->st_gid = st.st_gid; - buf->st_uid = st.st_uid; - buf->st_mode = st.st_mode; - buf->st_size = st.st_size; - buf->st_blocks = size_to_blocks(buf->st_size); - buf->st_dev = st.st_dev; - buf->st_atime = st.st_atime; - buf->st_mtime = st.st_mtime; - buf->st_ctime = st.st_ctime; - return 0; - } + if (GetFileType(fh) != FILE_TYPE_DISK) + return _fstati64(fd, buf); if (GetFileInformationByHandle(fh, &fdata)) { - int fMode = S_IREAD; - if (fdata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) - fMode |= S_IFDIR; - else - fMode |= S_IFREG; - if (!(fdata.dwFileAttributes & FILE_ATTRIBUTE_READONLY)) - fMode |= S_IWRITE; - buf->st_ino = 0; buf->st_gid = 0; buf->st_uid = 0; - buf->st_mode = fMode; - buf->st_size = fdata.nFileSizeLow; /* Can't use nFileSizeHigh, since it's not a stat64 */ - buf->st_blocks = size_to_blocks(buf->st_size); - buf->st_dev = _getdrive() - 1; + buf->st_nlink = 1; + buf->st_mode = file_attr_to_st_mode(fdata.dwFileAttributes); + buf->st_size = fdata.nFileSizeLow | + (((off_t)fdata.nFileSizeHigh)<<32); + buf->st_dev = buf->st_rdev = 0; /* not used by Git */ 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)); @@ -283,8 +343,13 @@ int poll(struct pollfd *ufds, unsigned int nfds, int timeout) { int i, pending; - if (timeout != -1) + 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 @@ -586,12 +651,16 @@ static pid_t mingw_spawnve(const char *cmd, const char **argv, char **env, * would normally create a console window. But * since we'll be redirecting std streams, we do * not need the console. + * It is necessary to use DETACHED_PROCESS + * instead of CREATE_NO_WINDOW to make ssh + * recognize that it has no console. */ - flags = CREATE_NO_WINDOW; + flags = DETACHED_PROCESS; } else { /* There is already a console. If we specified - * CREATE_NO_WINDOW here, too, Windows would + * DETACHED_PROCESS here, too, Windows would * disassociate the child from the console. + * The same is true for CREATE_NO_WINDOW. * Go figure! */ flags = 0; @@ -865,6 +934,8 @@ int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz) #undef rename int mingw_rename(const char *pold, const char *pnew) { + DWORD attrs; + /* * Try native rename() first to get errno right. * It is based on MoveFile(), which cannot overwrite existing files. @@ -876,12 +947,19 @@ int mingw_rename(const char *pold, const char *pnew) if (MoveFileEx(pold, pnew, MOVEFILE_REPLACE_EXISTING)) return 0; /* TODO: translate more errors */ - if (GetLastError() == ERROR_ACCESS_DENIED) { - DWORD attrs = GetFileAttributes(pnew); - if (attrs != INVALID_FILE_ATTRIBUTES && (attrs & FILE_ATTRIBUTE_DIRECTORY)) { + if (GetLastError() == ERROR_ACCESS_DENIED && + (attrs = GetFileAttributes(pnew)) != INVALID_FILE_ATTRIBUTES) { + if (attrs & FILE_ATTRIBUTE_DIRECTORY) { errno = EISDIR; return -1; } + if ((attrs & FILE_ATTRIBUTE_READONLY) && + SetFileAttributes(pnew, attrs & ~FILE_ATTRIBUTE_READONLY)) { + if (MoveFileEx(pold, pnew, MOVEFILE_REPLACE_EXISTING)) + return 0; + /* revert file attributes on failure */ + SetFileAttributes(pnew, attrs); + } } errno = EACCES; return -1; @@ -1040,3 +1118,24 @@ void mingw_open_html(const char *unixpath) printf("Launching default browser to display HTML ...\n"); ShellExecute(NULL, "open", htmlpath, NULL, "\\", 0); } + +int link(const char *oldpath, const char *newpath) +{ + typedef BOOL WINAPI (*T)(const char*, const char*, LPSECURITY_ATTRIBUTES); + static T create_hard_link = NULL; + if (!create_hard_link) { + create_hard_link = (T) GetProcAddress( + GetModuleHandle("kernel32.dll"), "CreateHardLinkA"); + if (!create_hard_link) + create_hard_link = (T)-1; + } + if (create_hard_link == (T)-1) { + errno = ENOSYS; + return -1; + } + if (!create_hard_link(newpath, oldpath, NULL)) { + errno = err_win_to_posix(GetLastError()); + return -1; + } + return 0; +} diff --git a/compat/mingw.h b/compat/mingw.h index a52e657c51..7e52f3607f 100644 --- a/compat/mingw.h +++ b/compat/mingw.h @@ -21,12 +21,12 @@ typedef int pid_t; #define WEXITSTATUS(x) ((x) & 0xff) #define WIFSIGNALED(x) ((unsigned)(x) > 259) -#define SIGKILL 0 -#define SIGCHLD 0 -#define SIGPIPE 0 -#define SIGHUP 0 -#define SIGQUIT 0 -#define SIGALRM 100 +#define SIGHUP 1 +#define SIGQUIT 3 +#define SIGKILL 9 +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGCHLD 17 #define F_GETFD 1 #define F_SETFD 2 @@ -67,8 +67,6 @@ static inline int readlink(const char *path, char *buf, size_t bufsiz) { errno = ENOSYS; return -1; } static inline int symlink(const char *oldpath, const char *newpath) { errno = ENOSYS; return -1; } -static inline int link(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) @@ -134,6 +132,7 @@ int getpagesize(void); /* defined in MinGW's libgcc.a */ struct passwd *getpwuid(int 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); /* * replacements of existing functions @@ -162,22 +161,15 @@ int mingw_rename(const char*, const char*); /* Use mingw_lstat() instead of lstat()/stat() and * mingw_fstat() instead of fstat() on Windows. - * struct stat is redefined because it lacks the st_blocks member. */ -struct mingw_stat { - unsigned st_mode; - time_t st_mtime, st_atime, st_ctime; - unsigned st_dev, st_ino, st_uid, st_gid; - size_t st_size; - size_t st_blocks; -}; -int mingw_lstat(const char *file_name, struct mingw_stat *buf); -int mingw_fstat(int fd, struct mingw_stat *buf); +#define off_t off64_t +#define stat _stati64 +#define lseek _lseeki64 +int mingw_lstat(const char *file_name, struct stat *buf); +int mingw_fstat(int fd, struct stat *buf); #define fstat mingw_fstat #define lstat mingw_lstat -#define stat mingw_stat -static inline int mingw_stat(const char *file_name, struct mingw_stat *buf) -{ return mingw_lstat(file_name, buf); } +#define _stati64(x,y) mingw_lstat(x,y) int mingw_utime(const char *file_name, const struct utimbuf *times); #define utime mingw_utime diff --git a/compat/regex.c b/compat/regex/regex.c index 87b33e4669..87b33e4669 100644 --- a/compat/regex.c +++ b/compat/regex/regex.c diff --git a/compat/regex.h b/compat/regex/regex.h index 6eb64f1402..6eb64f1402 100644 --- a/compat/regex.h +++ b/compat/regex/regex.h diff --git a/compat/snprintf.c b/compat/snprintf.c index 580966e56a..357e733074 100644 --- a/compat/snprintf.c +++ b/compat/snprintf.c @@ -17,6 +17,8 @@ int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap) if (maxsize > 0) { ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap); + if (ret == maxsize-1) + ret = -1; /* Windows does not NUL-terminate if result fills buffer */ str[maxsize-1] = 0; } @@ -34,6 +36,8 @@ int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap) break; s = str; ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap); + if (ret == maxsize-1) + ret = -1; } free(s); return ret; diff --git a/compat/win32.h b/compat/win32.h new file mode 100644 index 0000000000..c26384e595 --- /dev/null +++ b/compat/win32.h @@ -0,0 +1,34 @@ +/* common Win32 functions for MinGW and Cygwin */ +#include <windows.h> + +static inline int file_attr_to_st_mode (DWORD attr) +{ + int fMode = S_IREAD; + if (attr & FILE_ATTRIBUTE_DIRECTORY) + fMode |= S_IFDIR; + else + fMode |= S_IFREG; + if (!(attr & FILE_ATTRIBUTE_READONLY)) + fMode |= S_IWRITE; + return fMode; +} + +static inline int get_file_attr(const char *fname, WIN32_FILE_ATTRIBUTE_DATA *fdata) +{ + if (GetFileAttributesExA(fname, GetFileExInfoStandard, fdata)) + return 0; + + switch (GetLastError()) { + case ERROR_ACCESS_DENIED: + case ERROR_SHARING_VIOLATION: + case ERROR_LOCK_VIOLATION: + case ERROR_SHARING_BUFFER_EXCEEDED: + return EACCES; + case ERROR_BUFFER_OVERFLOW: + return ENAMETOOLONG; + case ERROR_NOT_ENOUGH_MEMORY: + return ENOMEM; + default: + return ENOENT; + } +} diff --git a/compat/winansi.c b/compat/winansi.c index e2d96dfe6f..44dc293ad3 100644 --- a/compat/winansi.c +++ b/compat/winansi.c @@ -18,8 +18,6 @@ This file is git-specific. Therefore, this file does not attempt to implement any codes that are not used by git. - - TODO: K */ static HANDLE console; @@ -79,6 +77,20 @@ static void set_console_attr(void) SetConsoleTextAttribute(console, attributes); } +static void erase_in_line(void) +{ + CONSOLE_SCREEN_BUFFER_INFO sbi; + + if (!console) + return; + + GetConsoleScreenBufferInfo(console, &sbi); + FillConsoleOutputCharacterA(console, ' ', + sbi.dwSize.X - sbi.dwCursorPosition.X, sbi.dwCursorPosition, + NULL); +} + + static const char *set_attr(const char *str) { const char *func; @@ -218,7 +230,7 @@ static const char *set_attr(const char *str) set_console_attr(); break; case 'K': - /* TODO */ + erase_in_line(); break; default: /* Unsupported code */ |