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#------------------------------------------------------------------------------
# $File: gentoo,v 1.5 2022/12/26 17:16:55 christos Exp $
# gentoo: file(1) magic for gentoo specific formats
#
# Summary: Gentoo ebuild Manifest files (GLEP 74)
# Reference: https://www.gentoo.org/glep/glep-0074.html
# Submitted by: Michal Gorny <mgorny@gentoo.org>
# Start by doing a fast check for the most common tags.
0 string AUX
>0 use gentoo-manifest
0 string DATA
>0 use gentoo-manifest
0 string DIST
>0 use gentoo-manifest
0 string EBUILD
>0 use gentoo-manifest
0 string MANIFEST
>0 use gentoo-manifest
# Manifest can be PGP-signed.
0 string -----BEGIN\040PGP\040SIGNED\040MESSAGE-----
>34 search/32 \n\n
>>&0 string AUX
>>>&0 use gentoo-manifest
>>&0 string DATA
>>>&0 use gentoo-manifest
>>&0 string DIST
>>>&0 use gentoo-manifest
>>&0 string EBUILD
>>>&0 use gentoo-manifest
>>&0 string MANIFEST
>>>&0 use gentoo-manifest
# Use a more detailed regex to verify that we were correct.
# <tag> <filename> <size> <hash-name> <hash-value>...
# (<tag>'s already been matched prior to calling)
0 name gentoo-manifest
>&0 regex [[:space:]]+[[:print:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:alnum:]]+[[:space:]]+[[:xdigit:]]{32} Gentoo Manifest (GLEP 74)
!:mime application/vnd.gentoo.manifest
# Summary: Gentoo ebuild and eclass files
# Reference: https://projects.gentoo.org/pms/8/pms.html
# Submitted by: Michal Gorny <mgorny@gentoo.org>
0 search/512 EAPI=
>0 regex .*\n[\040\t]*EAPI=["']? Gentoo ebuild
>>&0 regex [[:alnum:]+_.-]+ \b, EAPI %s
!:mime application/vnd.gentoo.ebuild
0 search/512 @ECLASS:\040 Gentoo eclass
>&0 string x %s
!:mime application/vnd.gentoo.eclass
# Summary: Gentoo supplementary package and category metadata files
# Reference: https://www.gentoo.org/glep/glep-0068.html
# Submitted by: Michal Gorny <mgorny@gentoo.org>
0 string \<?xml
>0 search/512 \<catmetadata Gentoo category metadata file
!:mime application/vnd.gentoo.catmetadata+xml
>0 search/512 \<pkgmetadata Gentoo package metadata file
!:mime application/vnd.gentoo.pkgmetadata+xml
# Summary: Gentoo GLEP 78 binary package
# Reference: https://www.gentoo.org/glep/glep-0078.html
# Note: assumes the strict format
# Submitted by: Michal Gorny <mgorny@gentoo.org>
# GPKG uses ustar (or ustar-compatible GNU format) that starts with
# a <directory>/gpkg-1 file
257 string ustar
>0 search/100 /gpkg-1\0
>>0 regex [^/]+ Gentoo GLEP 78 (GPKG) binary package for "%s"
!:mime application/vnd.gentoo.gpkg
!:ext tar
# the logic below requires the gpkg-1 file to be empty
>>>124 string 00000000000\0
# determine the compression used by looking at the second member name
>>>>512 search/100 .tar.
>>>>>&0 string gz\0 using gzip compression
>>>>>&0 string bz2\0 using bzip2 compression
>>>>>&0 string lz\0 using lzip compression
>>>>>&0 string lz4\0 using lz4 compression
>>>>>&0 string lzo\0 using lzo compression
>>>>>&0 string xz\0 using xz compression
>>>>>&0 string zst\0 using zstd compression
>>>>(636.o+1024) search/611 .sig\0 \b, signed
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