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1.1 ! root 1: .th DU I 1/20/73 ! 2: .sh NAME ! 3: du \*- summarize disk usage ! 4: .sh SYNOPSIS ! 5: .bd du ! 6: [ ! 7: .bd \*-s ! 8: ] [ ! 9: .bd \*-a ! 10: ] [ name ... ] ! 11: .sh DESCRIPTION ! 12: .it Du ! 13: gives the number of blocks contained in all files ! 14: and (recursively) directories within each specified directory or ! 15: file ! 16: .it name. ! 17: If ! 18: .it name ! 19: is missing, ! 20: `\fB.\fR' ! 21: is used. ! 22: .s3 ! 23: The optional argument ! 24: .bd \*-s ! 25: causes only the grand total to ! 26: be given. ! 27: The optional argument ! 28: .bd \*-a ! 29: causes an entry to be generated ! 30: for each file. ! 31: Absence of either causes an entry to be generated for ! 32: each directory only. ! 33: .s3 ! 34: A file which has two links to it is only counted once. ! 35: .sh BUGS ! 36: Non-directories ! 37: given as arguments (not under ! 38: .bd \*-a ! 39: option) are not listed. ! 40: .s3 ! 41: Removable ! 42: file systems do not work correctly ! 43: since i-numbers may be repeated while the corresponding ! 44: files are distinct. ! 45: .it Du ! 46: should maintain an i-number list per root directory ! 47: encountered.
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