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* path.cc (cwdstuff::set): Make sure drive_length is 0 for virtual

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paths.  Add comments.
	* spawn.cc (spawn_guts): Don't allow to start a native Win32 application
	from a long path or a virtual path.  Print an error message to stderr.
This commit is contained in:
Corinna Vinschen
2008-03-11 12:34:08 +00:00
parent becf251f67
commit 6c968f611b
3 changed files with 27 additions and 3 deletions
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15
winsup/cygwin/spawn.cc
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@@ -361,6 +361,21 @@ spawn_guts (const char * prog_arg, const char *const *argv,
wascygexec = real_path.iscygexec ();
res = newargv.fixup (prog_arg, real_path, ext);
if (!real_path.iscygexec ()
&& (cygheap->cwd.drive_length == 0
|| cygheap->cwd.win32.Length >= MAX_PATH * sizeof (WCHAR)))
{
small_printf ("Error: Current working directory is a %s.\n"
"Can't start native Windows application from here.\n\n",
cygheap->cwd.drive_length == 0
? "virtual Cygwin directory"
: "path longer than allowed for a\n"
"Win32 working directory");
set_errno (ENAMETOOLONG);
res = -1;
goto out;
}
if (res)
goto out;