mirror of https://github.com/sheumann/dmake.git
76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/* RCS -- $Header$
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-- SYNOPSIS -- define the directory separator string.
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--
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-- DESCRIPTION
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-- Define this string for any character that may appear in a path name
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-- and can be used as a directory separator. Also provide a function
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-- to indicate if a given path begins at the root of the file system.
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--
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-- AUTHOR
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-- Dennis Vadura, dvadura@watdragon.uwaterloo.ca
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-- CS DEPT, University of Waterloo, Waterloo, Ont., Canada
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--
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-- COPYRIGHT
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-- Copyright (c) 1990 by Dennis Vadura. All rights reserved.
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--
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-- This program is free software; you can redistribute it and/or
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-- modify it under the terms of the GNU General Public License
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-- (version 1), as published by the Free Software Foundation, and
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-- found in the file 'LICENSE' included with this distribution.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warrant 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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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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--
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-- LOG
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-- $Log: dirbrk.c,v $
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* Revision 1.1 1992/01/24 03:28:27 dvadura
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* dmake Version 3.8, Initial revision
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*
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*/
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#include "extern.h"
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#if !defined(GNO)
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#error "This version of dirbrk.c is for use with the Apple IIgs, only!"
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#endif
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/* allowable directory separators */
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char* DirBrkStr = "/:";
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/* allowable start of full file/device/prefix names */
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static char* PfxBrkStr = "/:0123456789.*@";
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/*
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** Return TRUE if the name is the full specification of a path name to a file
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** starting at the root of the file system, otherwise return FALSE
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**
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** GS/OS Note: The rules here aren't quite right for the above definition,
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** but they match the Unix' version functionality. In other
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** words, if it starts like a GS/OS volume or device name would
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** start, then it returns TRUE. Caveat: It will return FALSE
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** if the name is one character long and isn't "*" or "@" or a
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** digit.
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*/
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PUBLIC int
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If_root_path(char *name)
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{
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char *p;
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p = strchr(PfxBrkStr, *name);
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if (p == NULL) return FALSE;
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if ((*p == '/') || (*p == ':') || (*p == '.')) {
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if (*(p+1) == '\0') {
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return FALSE; /* "zero" length volume/prefix names not allowed */
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} else return TRUE;
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}
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return TRUE;
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}
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