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jeremybenn |
/* Platform-Specific Win32 Functions
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Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>.
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Java and all Java-based marks are trademarks or registered trademarks
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of Sun Microsystems, Inc. in the United States and other countries.
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The Free Software Foundation is independent of Sun Microsystems, Inc. */
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/* Written by Mohan Embar <gnustuff@thisiscool.com>, March 2003. */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "jcf.h"
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#ifdef WIN32
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#undef WIN32_LEAN_AND_MEAN
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/* Simulate an open() failure with ENOENT */
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static int
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file_not_found (void);
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static int
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file_not_found (void)
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{
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errno = ENOENT;
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return -1;
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}
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int
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jcf_open_exact_case (const char *filename, int oflag)
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{
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int filename_len = strlen (filename);
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int found_file_len;
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HANDLE found_file_handle;
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WIN32_FIND_DATA fd;
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/* See if we can find this file. */
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found_file_handle = FindFirstFile (filename, &fd);
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if (found_file_handle == INVALID_HANDLE_VALUE)
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return file_not_found ();
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FindClose (found_file_handle);
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found_file_len = strlen (fd.cFileName);
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/* This should never happen. */
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if (found_file_len > filename_len)
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return file_not_found ();
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/* Here, we're only actually comparing the filename and not
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checking the case of any containing directory components.
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Although we're not fully obeying our contract, checking
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all directory components would be tedious and time-consuming
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and it's a pretty safe assumption that mixed-case package
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names are a fringe case.... */
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if (filename_cmp (filename + filename_len - found_file_len, fd.cFileName))
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{
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/* Reject this because it is not a perfect-case match. */
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/* printf("************\nRejected:\n%s\n%s\n************\n\n", filename, fd.cFileName); */
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return file_not_found ();
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}
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else
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{
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return open (filename, oflag);
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}
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}
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#endif /* WIN32 */
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