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#------------------------------------------------------------------------------
# $File: pdp,v 1.12 2024/02/29 03:40:37 christos Exp $
# pdp: file(1) magic for PDP-11 executable/object and APL workspace
# URL: https://en.wikipedia.org/wiki/PDP-11
#
0 lelong 0101555 PDP-11 single precision APL workspace
0 lelong 0101554 PDP-11 double precision APL workspace
#
# PDP-11 a.out
#
0 leshort 0407 PDP-11 executable
>8 leshort >0 not stripped
>15 byte >0 - version %d
# updated by Joerg Jenderek at Mar 2013, Feb 2024
# GRR: line below too general as it catches also Windows precompiled setup information *.PNF
0 leshort 0401
# PDP-11 UNIX/RT ldp (strength=50=50+0) after D64 Image (strength=70=70+0 ./c64) and MMDF mailbox (strength=70=70+0 ./mmdf)
#!:strength +0
# skip *.PNF with WinDirPathOffset 58h
>68 ulelong !0x00000058
# skip *.PNF with high byte of InfVersionDatumCount zero
#>>15 byte !0 PDP-11 UNIX/RT ldp
# skip few Commodore D64 disc image like "The Great Gianna Sisters.d64" initialized with ^A and handled by ./c64
>>8 quad !0x0101010101010101
# skip MMDF mailbox like maillog.expected.2 with MBOX characteristic near the beginning handled by ./mmdf
>>>5 search/610/b From\
>>>5 default x PDP-11 UNIX/RT ldp
#!:mime application/octet-stream
#!:ext foo
0 leshort 0405 PDP-11 old overlay
0 leshort 0410 PDP-11 pure executable
>8 leshort >0 not stripped
>15 byte >0 - version %d
0 leshort 0411 PDP-11 separate I&D executable
>8 leshort >0 not stripped
>15 byte >0 - version %d
0 leshort 0437 PDP-11 kernel overlay
# These last three are derived from 2.11BSD file(1)
0 leshort 0413 PDP-11 demand-paged pure executable
>8 leshort >0 not stripped
0 leshort 0430 PDP-11 overlaid pure executable
>8 leshort >0 not stripped
0 leshort 0431 PDP-11 overlaid separate executable
>8 leshort >0 not stripped
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