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1.1 ! root 1: .pa 1 ! 2: .he 'OD (I)'1/15/73'OD (I)' ! 3: .ti 0 ! 4: NAME od -- octal dump ! 5: .sp ! 6: .ti 0 ! 7: SYNOPSIS od__ [ -abcdho_______ ] [ file ] [ [+_]offset[._][b_] ] ! 8: .sp ! 9: .ti 0 ! 10: DESCRIPTION od__ ! 11: dumps ! 12: file____ ! 13: in ! 14: one or more formats ! 15: as ! 16: selected by the first argument. ! 17: (If the first argument is missing, -o__ is default.) ! 18: The meanings of the format argument characters ! 19: are: ! 20: ! 21: .in +5 ! 22: .ti -2 ! 23: a_ interprets words as PDP-11 instructions and ! 24: dis-assembles the operation code. ! 25: Unknown operation codes print as ???. ! 26: ! 27: .ti -2 ! 28: b_ interprets bytes in octal. ! 29: ! 30: .ti -2 ! 31: c_ interprets bytes in ascii. ! 32: Unknown ascii characters are printed as \\?. ! 33: ! 34: .ti -2 ! 35: d_ interprets words in decimal. ! 36: ! 37: .ti -2 ! 38: h_ interprets words in hex. ! 39: ! 40: .ti -2 ! 41: o_ interprets words in octal. ! 42: ! 43: .in -5 ! 44: The file argument specifies which file is to be dumped. ! 45: If no file argument is specified, ! 46: the standard input is used. ! 47: Thus od can be used as a filter. ! 48: ! 49: The offset argument specifies the offset ! 50: in the file where dumping is to commence. ! 51: This argument is normally interpreted ! 52: as octal bytes. ! 53: If '.' is appended, the offset is interpreted in ! 54: decimal. ! 55: If 'b' is appended, the offset is interpreted in blocks. ! 56: (A block is 512 bytes.) ! 57: If the file argument is omitted, ! 58: the offset argument must be preceded by '+'. ! 59: ! 60: Dumping continues until an end-of-file ! 61: condition or until ! 62: halted by sending an interrupt signal. ! 63: .sp ! 64: .ti 0 ! 65: FILES -- ! 66: .sp ! 67: .ti 0 ! 68: SEE ALSO db(I) ! 69: .sp ! 70: .ti 0 ! 71: DIAGNOSTICS -- ! 72: .sp ! 73: .ti 0 ! 74: BUGS --
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