option handling to use the same style throughout all Cygwin utils.
Throughout use program_invocation_short_name to refer to current
process name in Cygwin executables.
* utils.sgml: Align documentation to above change. Add missing
sections for getconf, ldd, and setmetamode.
* strace.cc (proc_child): Avoid compiler warning.
(dump_sysinfo): Ditto.
* loadlib.h (_load_sys_library): Mark as used, to avoid a compiler
warning.
* path.cc (oopt): Gurad with !FSTAB_ONLY to avoid a compiler warning.
(read_flags): Ditto.
Include throughout files using LoadLibrary function.
* cygcheck.cc (dump_sysinfo): Retrieve kernel32.dll handle via
GetModuleHandle, rather than using LoadLibrary.
* cygpath.cc (get_long_name): Ditto.
(do_sysfolders): Append .dll suffix in LoadLibrary call.
* ldh.cc (WinMain): Use LoadLibraryExW with DONT_RESOLVE_DLL_REFERENCES
to avoid loading malicious library code.
* locale.cc (print_locale_with_codeset): Change way to retrieve
kernel32.dll path.
(load_cygwin): Fetch cygwin DLL path and store in cygwin_dll_path.
* strace.cc: Full ditto.
* path.cc (read_mounts): First use the path stored in cygwin_dll_path,
if available. Then fall back to fetching own path. Add comment.
Drop printing warnings since they look funny in strace output.
to WCHAR win32 path, including long path conversion if necessary.
* cygcheck.cc: Use class wide_path throughout to call Win32 functions
taking potentially long filenames.
(display_error): Use snprintf rather than sprintf.
(display_error_fmt): Ditto.
(dump_sysinfo): Use FindFirstFileW/FindNextFileW.
* cygpath.cc: Use class wide_path throughout to call Win32 functions
taking potentially long filenames.
(get_device_name): Raise buffer size to take long pathnames.
(get_short_paths): Convert to using GetShortPathNameW.
(get_short_name): Ditto.
(get_long_path_name_w32impl): Convert to equivalent of GetLongPathNameW.
(get_long_name): Convert to using GetLongPathNameW.
(do_sysfolders): Raise buffer size for POSIX pathname to PATH_MAX.
(do_pathconv): In case of POSIX->Win32 conversion, convert to wchar_t
Win32 path name and drop long pathname prefix if possible.
(main): Call setlocale to accommodate wide char/multibyte conversions.
* cygcheck.cc (scan_registry): Take additional parameter and add code
to avoid recursion in Wow6432Node subkey. Rename variable cygnus to
cygwin. Scan for "Cygwin" instead of for "cygnus" substring.
(dump_sysinfo): Drop unused calls to scan_registry. Drop scanning
HKEY_CURRENT_CONFIG.
(display_internet_error): Use proper format specifier for DWORD.
(environ): Remove unneeded declaration.
(main): Use brace around nested if to avoid an overly-helpful compiler warning.
* dump_setup.cc (parse_filename): Reorganize nested if to avoid an
overly-helpful compiler warning.
* path.cc (GUID_shortcut): Use braces around part of initializer which needs
them.
(conv_fstab_spaces): Parenthesize assignment in while loop to avoid a compiler
warning.
(struct opt): Make static.
* ps.cc (main): Reorganize nested if to avoid an overly-helpful compiler
warning.
* regtool.cc: Make some anonymous structs static to avoid a compiler warning.
* ssp.c (lookup_thread_id): Initialize *tix to zero to avoid potential
uninitialized use.
* strace.cc (add_child): Use proper format specifier for DWORD.
(remove_child): Ditto.
(proc_child): Ditto.
* path.cc: Fetch mount points from fstab files instead of from
registry. Use adapted functions copied from Cygwin DLL.
(mnt_t): Drop issys member. Define as "mnt_t" instead of "struct mnt_t"
subsequently.
(max_mount_entry): New variable.
(unconvert_slashes): Move to earlier location in file. Make inline.
(find2): Remove.
(get_cygdrive0): Remove.
(get_cygdrive): Remove.
(skip_ws): New function.
(find_ws): Ditto.
(conv_fstab_spaces): Ditto.
(read_flags): Ditto.
(from_fstab_line): Ditto.
(get_user): Ditto.
(from_fstab): Ditto.
(mnt_sort): Ditto.
(read_mounts): Drop old registry code. Fetch
"Software\Cygwin\Setup\rootdir" value from HKCU or HKLM key. Use
rootdir extracted from module path as fallback. Call from_fstab for
nouser and user mount points.
(setmntent): Check max_mount_entry to test if read_mounts must be
called.
(getmntent): Use MOUNT_SYSTEM flag instead of mnt_t's issys member.
(find_app_on_path): Use SYMLINK_MAX. Resolve symlink relative
to link's location. Adjust to the fact that cygpath already
normalizes its return value.
* path.cc (rel_vconcat): Add cwd parameter, and use it instead
of calling GetCurrentDirectory() if possible. Rename throughout.
(vcygpath): Rename from cygpath and accept cwd and va_list. Pass
cwd on to rel_vconcat().
(cygpath_rel): New front end for vcygpath.
(cygpath): Ditto.
* path.h (cygpath_rel): Declare.
(SYMLINK_MAX): Define to 4095.
first. Load kernel32.dll earlier. Make osname a buffer. Simplify
Non-NT code. Use GetProductInfo in Vista/2008 case. Clean up
non-Vista version info. Exit early if not on NT.
dependency-filtering $(wordlist ...) call appropriately. Link ntdll.
(bloda.o): New rule to build bloda.o
* cygcheck.cc (dump_sysinfo): Call bloda function dump_dodgy_apps().
* bloda.cc: New file implements detection of applications from the
Big List Of Dodgy Apps.
(paths): Redefine as type pathlike.
(display_error): Declare a few different ways to allow more flexible usage
throughout.
(display_error_fmt): New function for those cases where C++ just isn't enough.
(add_path): Rewrite to allocate pathlike paths. Always tack on a trailing
slash since that's what everyone who uses it wants. NULL terminate the path
list. Register "it's a system path" field.
(init_path): Call add_path with info regarding whether path is a system path or
not.
(pathlike::check_existence): Move into pathlike class. Accept file and
extension arguments to build up path on the fly. Modify other arguments.
(find_on_path): Constify return value and appropriate arguments. Eliminate
short-circuit for fully-qualified paths. Simplify loop which iterates over
path.
(already_did): Constify argument.
(track_down): Ditto. Regularize some error messages.
(find_app_on_path): Ditto.
(cygcheck): Constify argument. Use 20th century string handling functions.
(dump_sysinfo): Remove odd inclusion of '\\bin' "Just in case". Accommodate
change of paths to pathlike.
* path.cc (isslash): Rename from SLASH_P and use throughout.
(rel_vconcat): Front-end to vconcat which prepends cwd to path before passing
along for conversion to native windows.
(cygpath): Remove "./" test. Call rel_vconcat if filename appears to be
relative.
(LINK_EXTENSION): New macro.
(check_existence): New static function.
(find_on_path): Check for symbolic links if asked.
(dll_info): New error handling.
(track_down): Only call dll_info() for executables, display
an error for symlinks, and print magic number for others.
(find_app_on_path): New static function.
(cygcheck, dump_sysinfo): Call find_app_on_path() instead of
find_on_path().
* path.cc (cmp_shortcut_header): New static function.
(get_word, get_dword): Moved from cygcheck.cc.
(EXE_MAGIC, SHORTCUT_MAGIC, SYMLINK_COOKIE, SYMLINK_MAGIC): New
macros.
(is_exe, is_symlink, readlink): New functions.
* path.h (is_exe, is_symlink, readlink): Declare.
(get_word, get_dword): Ditto.
* cygcheck.cc (pInternetCloseHandle): Define global function pointer.
(display_internet_error): Use it.
(package_grep): Attempt to load wininet.dll at runtime. Call WinInet
API through function pointers throughout.
in subsequent assignments. Recognize Longhorn/Vista and report as not
yet supported. Recognize when running under WOW64 and report native
CPU type. Slightly rearrange \n printing.
Christopher Faylor
Corinna Vinschen
Pierre Humblet
Brian Dessent
Dave Korn