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  1. Newsgroups: comp.sources.bugs
  2. Path: sparky!uunet!haven.umd.edu!darwin.sura.net!gatech!cc.gatech.edu!ashone!juan
  3. From: juan@ashone.gatech.edu (Juan Orlandini)
  4. Subject: Re: csh/tcsh 6.02 weirdness?
  5. Message-ID: <1992Sep10.143101.16689@cc.gatech.edu>
  6. Sender: news@cc.gatech.edu
  7. Organization: CoC Dart Lab
  8. References: <RR8PBP6D@cc.swarthmore.edu> <BuAGwC.C55@news.cso.uiuc.edu>
  9. Date: Thu, 10 Sep 1992 14:31:01 GMT
  10. Lines: 47
  11.  
  12. In article <BuAGwC.C55@news.cso.uiuc.edu> tinsel@uiuc.edu writes:
  13. <hirai@cc.swarthmore.edu (Eiji Hirai) writes:
  14. <
  15. <> I get the following weirdness.  Is this normal behaviour?  I got the same
  16. <> weirdness in /bin/csh under Ultrix and SunOS.
  17. <
  18. <> gingko% echo $version
  19. <> tcsh 6.02.00 (Cornell) 92/05/15 options 8b,nls,dl,al,dir
  20. <> gingko% echo | echo
  21. <> gingko% Reset tty pgrp from 28435 to 26785
  22. <> gingko% jobs
  23. <> [1]  + 28435 Running                echo |
  24. <> gingko% fg
  25. <> echo |
  26. <> gingko% jobs
  27. <> gingko% 
  28. <
  29. <Unfortunately, yes.  This is an example of one of a few wierd bugs that
  30. <exist under the c-shell.
  31. <-- 
  32. <Thomas Aaron Insel (tinsel@uiuc.edu)
  33. <  "We must not confuse dissent with disloyalty." -- Edward R. Murrow
  34.  
  35. Seems to me like the problem lies in the fact that you are using the
  36. built in echo and not /bin/echo that causes the bug to surface:
  37.  
  38. (54:ashone:~) echo $version
  39. tcsh 6.01.00 (Cornell) 12/19/91 options 8b,nls,dl,vi,al,dir
  40. (55:ashone:~) echo | echo
  41. (56:ashone:~) Reset tty pgrp from 1645 to 639
  42. (56:ashone:~) jobs
  43. [1]    Running                echo |
  44. (57:ashone:~) %1
  45. echo |
  46. (58:ashone:~) 
  47. (58:ashone:~) jobs
  48. (59:ashone:~) /bin/echo | /bin/echo
  49.  
  50. (60:ashone:~) jobs
  51. (61:ashone:~) 
  52.  
  53.  
  54. Juan
  55. Juan Orlandini         (juan@cc.gatech.edu)    |     Home of the:
  56. College of Computing   (super user at large)   |  
  57. Georgia Institute of Technology                |  Pre-emptive Maintenance.
  58. (standard disclaimer - not 'em that said it)   |  Agnostic Downtime.
  59.