diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2004-04-09 23:33:07 +0400 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2004-04-09 23:33:07 +0400 |
| commit | 535309a6e303db4a6bf38eb202eee08136efb2cf (patch) | |
| tree | 3fec56c4b3235f65e94ffd0b008469b4c253a4c4 | |
| parent | 7aa88267c1df43b50cd3236e3e06747e1830d27b (diff) | |
* path.cc (fsinfo): Global storage for file system information.
(fs_info::update): Store file system information also in fsinfo and
short circuit GetVolumeInformation by using alredy stored file system
information.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 7 | ||||
| -rw-r--r-- | winsup/cygwin/path.cc | 21 | ||||
| -rw-r--r-- | winsup/cygwin/path.h | 1 |
3 files changed, 27 insertions, 2 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index ff8dfdccf..32070c03a 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,5 +1,12 @@ 2004-04-09 Corinna Vinschen <corinna@vinschen.de> + * path.cc (fsinfo): Global storage for file system information. + (fs_info::update): Store file system information also in fsinfo and + short circuit GetVolumeInformation by using alredy stored file system + information. + +2004-04-09 Corinna Vinschen <corinna@vinschen.de> + * fhandler.h (fhandler_base::status): Declare private. (fhandler_base::open_status): Ditto. (class fhandler_socket): Move status bits into private bitfield struct diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc index 847fbd0c6..9e85f22a2 100644 --- a/winsup/cygwin/path.cc +++ b/winsup/cygwin/path.cc @@ -354,6 +354,9 @@ mkrelpath (char *path) strcpy (path, "."); } +#define MAX_FS_INFO_CNT 25 +fs_info fsinfo[MAX_FS_INFO_CNT]; + bool fs_info::update (const char *win32_path) { @@ -368,8 +371,20 @@ fs_info::update (const char *win32_path) return false; } - if (strcmp (tmp_buf, root_dir_storage) == 0) - return 1; + __ino64_t tmp_name_hash = hash_path_name (1, tmp_buf); + if (tmp_name_hash == name_hash) + return true; + int idx = 0; + while (idx < MAX_FS_INFO_CNT && fsinfo[idx].name_hash) + { + if (tmp_name_hash == fsinfo[idx].name_hash) + { + *this = fsinfo[idx]; + return true; + } + ++idx; + } + name_hash = tmp_name_hash; strncpy (root_dir_storage, tmp_buf, CYG_MAX_PATH); drive_type_storage = GetDriveType (root_dir_storage); @@ -395,6 +410,8 @@ fs_info::update (const char *win32_path) */ sym_opt_storage = (!is_remote_drive_storage && strcmp (name_storage, "NTFS") == 0) ? PC_CHECK_EA : 0; + if (idx < MAX_FS_INFO_CNT && drive_type_storage != DRIVE_REMOVABLE) + fsinfo[idx] = *this; return true; } diff --git a/winsup/cygwin/path.h b/winsup/cygwin/path.h index 56eb0ca81..d3d23d66b 100644 --- a/winsup/cygwin/path.h +++ b/winsup/cygwin/path.h @@ -75,6 +75,7 @@ struct fs_info { char name_storage[CYG_MAX_PATH]; char root_dir_storage[CYG_MAX_PATH]; + __ino64_t name_hash; DWORD flags_storage; DWORD serial_storage; DWORD sym_opt_storage; /* additional options to pass to symlink_info resolver */ |