lib/perl5/5.6.1/msys/CORE/util.h

   1 /*    util.h
   2  *
   3  *    Copyright (c) 1991-2001, 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 #    if defined( DOSISH) || defined(EPOC)
  25 #      define PERL_FILE_IS_ABSOLUTE(f) \
  26         (*(f) == '/'                                                    \
  27          || ((f)[0] && (f)[1] == ':'))          /* drive name */
  28 #    else       /* NEITHER DOSISH NOR EPOCISH */
  29 #      ifdef MACOS_TRADITIONAL
  30 #        define PERL_FILE_IS_ABSOLUTE(f)        (strchr(f, ':') && *(f) != ':')
  31 #      else /* !MACOS_TRADITIONAL */
  32 #        define PERL_FILE_IS_ABSOLUTE(f)        (*(f) == '/')
  33 #      endif /* MACOS_TRADITIONAL */
  34 #    endif      /* DOSISH */
  35 #  endif        /* WIN32 */
  36 #endif          /* VMS */