1 /* util.h 2 * 3 * Copyright (c) 1991-2002, Larry Wall 4 * 5 * You may distribute under the terms of either the GNU General Public 6 * License or the Artistic License, as specified in the README file. 7 * 8 */ 9 10 #ifdef VMS 11 # define PERL_FILE_IS_ABSOLUTE(f) \ 12 (*(f) == '/' \ 13 || (strchr(f,':') \ 14 || ((*(f) == '[' || *(f) == '<') \ 15 && (isALNUM((f)[1]) || strchr("$-_]>",(f)[1]))))) 16 17 #else /* !VMS */ 18 # ifdef WIN32 19 # define PERL_FILE_IS_ABSOLUTE(f) \ 20 (*(f) == '/' \ 21 || ((f)[0] && (f)[1] == ':') /* drive name */ \ 22 || ((f)[0] == '\\' && (f)[1] == '\\')) /* UNC path */ 23 # else /* !WIN32 */ 24 # ifdef NETWARE 25 # define PERL_FILE_IS_ABSOLUTE(f) \ 26 (((f)[0] && (f)[1] == ':') /* drive name */ \ 27 || ((f)[0] == '\\' && (f)[1] == '\\') /* UNC path */ \ 28 || ((f)[3] == ':')) /* volume name, currently only sys */ 29 # else /* !NETWARE */ 30 # if defined( DOSISH) || defined(EPOC) 31 # define PERL_FILE_IS_ABSOLUTE(f) \ 32 (*(f) == '/' \ 33 || ((f)[0] && (f)[1] == ':')) /* drive name */ 34 # else /* NEITHER DOSISH NOR EPOCISH */ 35 # ifdef MACOS_TRADITIONAL 36 # define PERL_FILE_IS_ABSOLUTE(f) (strchr(f, ':') && *(f) != ':') 37 # else /* !MACOS_TRADITIONAL */ 38 # define PERL_FILE_IS_ABSOLUTE(f) (*(f) == '/') 39 # endif /* MACOS_TRADITIONAL */ 40 # endif /* DOSISH */ 41 # endif /* NETWARE */ 42 # endif /* WIN32 */ 43 #endif /* VMS */ 44