Home | History | Annotate | Line # | Download | only in magdir
      1 #------------------------------------------------------------------------------
      2 # $File: gentoo,v 1.6 2024/02/11 15:39:59 christos Exp $
      3 # gentoo:  file(1) magic for gentoo specific formats
      4 #
      5 # Summary: Gentoo ebuild Manifest files (GLEP 74)
      6 # Reference: https://www.gentoo.org/glep/glep-0074.html
      7 # Submitted by: Michal Gorny <mgorny (a] gentoo.org>
      8 # Start by doing a fast check for the most common tags.
      9 0	string	AUX\040
     10 >0	use	gentoo-manifest
     11 0	string	DATA\040
     12 >0	use	gentoo-manifest
     13 0	string	DIST\040
     14 >0	use	gentoo-manifest
     15 0	string	EBUILD\040
     16 >0	use	gentoo-manifest
     17 0	string	MANIFEST\040
     18 >0	use	gentoo-manifest
     19 
     20 # Manifest can be PGP-signed.
     21 0	string	-----BEGIN\040PGP\040SIGNED\040MESSAGE-----
     22 >34	search/32	\n\n
     23 >>&0	string	AUX\040
     24 >>>&0	use	gentoo-manifest
     25 >>&0	string	DATA\040
     26 >>>&0	use	gentoo-manifest
     27 >>&0	string	DIST\040
     28 >>>&0	use	gentoo-manifest
     29 >>&0	string	EBUILD\040
     30 >>>&0	use	gentoo-manifest
     31 >>&0	string	MANIFEST\040
     32 >>>&0	use	gentoo-manifest
     33 
     34 # Use a more detailed regex to verify that we were correct.
     35 # <tag> <filename> <size> <hash-name> <hash-value>...
     36 # (<tag>'s already been matched prior to calling)
     37 0	name	gentoo-manifest
     38 >&0	regex	[[:space:]]+[[:print:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:alnum:]]+[[:space:]]+[[:xdigit:]]{32}	Gentoo Manifest (GLEP 74)
     39 !:mime	application/vnd.gentoo.manifest
     40 
     41 # Summary: Gentoo ebuild and eclass files
     42 # Reference: https://projects.gentoo.org/pms/8/pms.html
     43 # Submitted by: Michal Gorny <mgorny (a] gentoo.org>
     44 0	search/512	EAPI=
     45 >0	regex		.*\n[\040\t]*EAPI=["']?	Gentoo ebuild
     46 >>&0	regex		[[:alnum:]+_.-]+	\b, EAPI %s
     47 !:mime	application/vnd.gentoo.ebuild
     48 
     49 0	search/512	@ECLASS:\040		Gentoo eclass
     50 >&0	string		x			%s
     51 !:mime	application/vnd.gentoo.eclass
     52 
     53 # Summary: Gentoo supplementary package and category metadata files
     54 # Reference: https://www.gentoo.org/glep/glep-0068.html
     55 # Submitted by: Michal Gorny <mgorny (a] gentoo.org>
     56 0	string		\<?xml
     57 >0	search/512	\<catmetadata		Gentoo category metadata file
     58 !:mime	application/vnd.gentoo.catmetadata+xml
     59 >0	search/512	\<pkgmetadata		Gentoo package metadata file
     60 !:mime	application/vnd.gentoo.pkgmetadata+xml
     61 
     62 # Summary: Gentoo GLEP 78 binary package
     63 # Reference: https://www.gentoo.org/glep/glep-0078.html
     64 # Note: assumes the strict format
     65 # Submitted by: Michal Gorny <mgorny (a] gentoo.org>
     66 
     67 # GPKG uses ustar (or ustar-compatible GNU format) that starts with
     68 # a <directory>/gpkg-1 file
     69 257	string		ustar
     70 >0	search/100	/gpkg-1\0
     71 >>0	regex		[^/]+		Gentoo GLEP 78 (GPKG) binary package for "%s"
     72 !:mime	application/vnd.gentoo.gpkg
     73 !:ext	tar
     74 # the logic below requires the gpkg-1 file to be empty
     75 >>>124	string	00000000000\0
     76 # determine the compression used by looking at the second member name
     77 >>>>512	search/100	.tar.
     78 >>>>>&0	string		gz\0		using gzip compression
     79 >>>>>&0	string		bz2\0		using bzip2 compression
     80 >>>>>&0	string		lz\0		using lzip compression
     81 >>>>>&0	string		lz4\0		using lz4 compression
     82 >>>>>&0	string		lzo\0		using lzo compression
     83 >>>>>&0	string		xz\0		using xz compression
     84 >>>>>&0	string		zst\0		using zstd compression
     85 >>>>(636.o+1024)	search/611	.sig\0	\b, signed
     86