diff options
Diffstat (limited to 'winsup/cygwin/syscalls.cc')
| -rw-r--r-- | winsup/cygwin/syscalls.cc | 72 |
1 files changed, 64 insertions, 8 deletions
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc index 62c0cc26c..744b14ee3 100644 --- a/winsup/cygwin/syscalls.cc +++ b/winsup/cygwin/syscalls.cc @@ -797,7 +797,7 @@ chown_worker (const char *name, unsigned fmode, __uid32_t uid, __gid32_t gid) /* FIXME: This makes chown on a device succeed always. Someday we'll want to actually allow chown to work properly on devices. */ - if (win32_path.is_device ()) + if (win32_path.is_auto_device ()) { res = 0; goto done; @@ -915,7 +915,7 @@ chmod (const char *path, mode_t mode) /* FIXME: This makes chmod on a device succeed always. Someday we'll want to actually allow chmod to work properly on devices. */ - if (win32_path.is_device ()) + if (win32_path.is_auto_device ()) { res = 0; goto done; @@ -1547,7 +1547,7 @@ pathconf (const char *file, int v) set_errno (full_path.error); return -1; } - if (full_path.is_device ()) + if (full_path.is_auto_device ()) { set_errno (EINVAL); return -1; @@ -1927,16 +1927,73 @@ regfree () fileutils) assume its existence so we must provide a stub that always fails. */ extern "C" int -mknod (const char *_path, mode_t mode, dev_t dev) +mknod (const char *path, mode_t mode, dev_t dev) { - set_errno (ENOSYS); - return -1; + if (check_null_empty_str_errno (path)) + return -1; + + if (strlen (path) >= MAX_PATH) + return -1; + + path_conv w32path (path, PC_SYM_NOFOLLOW | PC_FULL); + if (w32path.exists ()) + { + set_errno (EEXIST); + return -1; + } + + mode_t prot = mode & (S_IRWXU | S_IRWXG | S_IRWXO); + mode &= S_IFMT; + if (!mode || mode == S_IFREG) + { + int fd = open (path, O_CREAT, prot); + if (fd < 0) + return -1; + close (fd); + return 0; + } + + char buf[sizeof (":00000000:00000000:X") + MAX_PATH]; + + _devtype_t ch; + if (mode == S_IFCHR) + ch = 'c'; + else if (mode == S_IFBLK) + ch = 'b'; + else if (mode == S_IFIFO) + { + dev = FH_FIFO; + ch = 's'; + } + else + { + set_errno (EINVAL); + return -1; + } + + _major_t major = dev >> 8 /* SIGH. _major (dev) */; + _minor_t minor = dev & 0xff /* SIGH _minor (dev) */; + + sprintf (buf, ":%x:%x:%c", major, minor, ch); + if (symlink_worker (buf, w32path, true, true)) + return -1; + + strcat (w32path, ".lnk"); + if (chmod (w32path, prot)) + return -1; + + if (!SetFileAttributes (w32path, FILE_ATTRIBUTE_READONLY)) + { + __seterrno (); + return -1; + } + + return 0; } extern "C" int mkfifo (const char *_path, mode_t mode) { - set_errno (ENOSYS); return -1; } @@ -1944,7 +2001,6 @@ mkfifo (const char *_path, mode_t mode) extern "C" int seteuid32 (__uid32_t uid) { - debug_printf ("uid: %d myself->gid: %d", uid, myself->gid); if (!wincap.has_security () |