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[patch] IS_ABSOLUTE_PATH to handle both DOS and POSIX path styles
- From: Aleksandar Ristovski <ARistovski at qnx dot com>
- To: gdb-patches at sourceware dot org
- Cc: Daniel Jacobowitz <drow at false dot org>, Joel Brobecker <brobecker at adacore dot com>, Ryan Mansfield <RMansfield at qnx dot com>
- Date: Fri, 4 Jan 2008 14:02:30 -0500
- Subject: [patch] IS_ABSOLUTE_PATH to handle both DOS and POSIX path styles
This patch introduces new IS_DIR_SEPARATOR_? And IS_ABSOLUTE_PATH_? Macros.
Old macros IS_DIR_SEPARATOR and IS_ABSOLUTE_PATH continue to be configured
host dependent.
Please see http://sourceware.org/ml/gdb/2008-01/msg00021.html for details on
why this patch.
---
Aleksandar Ristovski
QNX Software Systems
ChangeLog:
2008-01-04 Aleksandar Ristovski <aristovski@qnx.com>
* filenames.h (IS_DIR_SEPARATOR_DOS): New macro.
(IS_ABSOLUTE_PATH_DOS): New macro.
(IS_DIR_SEPARATOR_X): New macro.
(IS_ABSOLUTE_PATH_X): New macro.
(IS_DIR_SEPARATOR_ANY): New macro.
(IS_ABSOLUTE_PATH_ANY): New macro.
Index: include/filenames.h
===================================================================
RCS file: /cvs/src/src/include/filenames.h,v
retrieving revision 1.4
diff -u -3 -p -r1.4 filenames.h
--- include/filenames.h 29 Mar 2007 21:03:43 -0000 1.4
+++ include/filenames.h 4 Jan 2008 18:36:09 -0000
@@ -26,6 +26,23 @@ Foundation, Inc., 51 Franklin Street - F
#ifndef FILENAMES_H
#define FILENAMES_H
+/* For DOS style paths. Note that these macros do not recognize
+ path starting with '/' as an absolute path. */
+
+#define IS_DIR_SEPARATOR_DOS(c) ((c) == '/' || (c) == '\\')
+#define IS_ABSOLUTE_PATH_DOS(c) (((f)[0]) && ((f)[1] == ':'))
+
+/* For POSIX style paths. */
+
+#define IS_DIR_SEPARATOR_X(c) ((c) == '/')
+#define IS_ABSOLUTE_PATH_X(c) (IS_DIR_SEPARATOR_X((f)[0]))
+
+/* Universal macros, to be used on paths that could be either
+ POSIX or DOS. */
+
+#define IS_DIR_SEPARATOR_ANY(c) IS_DIR_SEPARATOR_DOS(c)
+#define IS_ABSOLUTE_PATH_ANY(c) (IS_ABSOLUTE_PATH_X(c) ||
IS_ABSOLUTE_PATH_DOS(c))
+
#if defined(__MSDOS__) || defined(_WIN32) || defined(__OS2__) || defined
(__CYGWIN__)
#ifndef HAVE_DOS_BASED_FILE_SYSTEM