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tag: perl-5.9.3
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/* util.h
*
* Copyright (C) 1991, 1992, 1993, 1999, 2001, 2002,
* by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*
*/

#ifdef VMS
# define PERL_FILE_IS_ABSOLUTE(f) \
(*(f) == '/' \
|| (strchr(f,':') \
|| ((*(f) == '[' || *(f) == '<') \
&& (isALNUM((f)[1]) || strchr("$-_]>",(f)[1])))))

#else /* !VMS */
# if defined(WIN32) || defined(__CYGWIN__)
# define PERL_FILE_IS_ABSOLUTE(f) \
(*(f) == '/' || *(f) == '\\' /* UNC/rooted path */ \
|| ((f)[0] && (f)[1] == ':')) /* drive name */
# else /* !WIN32 */
# ifdef NETWARE
# define PERL_FILE_IS_ABSOLUTE(f) \
(((f)[0] && (f)[1] == ':') /* drive name */ \
|| ((f)[0] == '\\' && (f)[1] == '\\') /* UNC path */ \
|| ((f)[3] == ':')) /* volume name, currently only sys */
# else /* !NETWARE */
# if defined(DOSISH) || defined(EPOC) || defined(__SYMBIAN32__)
# define PERL_FILE_IS_ABSOLUTE(f) \
(*(f) == '/' \
|| ((f)[0] && (f)[1] == ':')) /* drive name */
# else /* NEITHER DOSISH NOR EPOCISH NOR SYMBIANISH */
# ifdef MACOS_TRADITIONAL
# define PERL_FILE_IS_ABSOLUTE(f) (strchr(f, ':') && *(f) != ':')
# else /* !MACOS_TRADITIONAL */
# define PERL_FILE_IS_ABSOLUTE(f) (*(f) == '/')
# endif /* MACOS_TRADITIONAL */
# endif /* DOSISH */
# endif /* NETWARE */
# endif /* WIN32 */
#endif /* VMS */
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