Bug 701561

As reported at https://bugs.debian.org/939794 the 98rc2 prerelease of Ghostscript fails to process files containing /./ in the path.

The first two commands below succeeds, but the third - differing only in path containing /./ - fails.

jonas@auryn:~/test$ gs -sDEVICE=pgmraw -dEPSCrop -r1200 -dNOPAUSE -dBATCH -dQUIET  -sOutputFile=a.pgm ghostscript/examples/tiger.eps 

jonas@auryn:~/test$ gs -sDEVICE=pgmraw -dEPSCrop -r1200 -dNOPAUSE -dBATCH -dQUIET  -sOutputFile=a.pgm ./ghostscript/examples/tiger.eps 

jonas@auryn:~/test$ gs -sDEVICE=pgmraw -dEPSCrop -r1200 -dNOPAUSE -dBATCH -dQUIET  -sOutputFile=a.pgm ././ghostscript/examples/tiger.eps 
Error: /undefinedfilename in (././ghostscript/examples/tiger.eps)
Operand stack:

Execution stack:
   %interp_exit   .runexec2   --nostringval--   --nostringval--   --nostringval--   2   %stopped_push   --nostringval--   --nostringval--   --nostringval--   false   1   %stopped_push
Dictionary stack:
   --dict:731/1123(ro)(G)--   --dict:0/20(G)--   --dict:75/200(L)--
Current allocation mode is local
Last OS error: Permission denied
GPL Ghostscript RELEASE CANDIDATE 2 9.28: Unrecoverable error, exit code 1