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95 lines
2.2 KiB
95 lines
2.2 KiB
import wildcard, exists, isdir, mtime from require 'moonbuild.fsutil'
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import foreach, first, flatten, exclude, sortedpairs, min, max from require 'moonbuild.tableutil'
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import patsubst, splitsp from require 'moonbuild.stringutil'
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import insert, concat, sort, pairs from require 'moonbuild.tableutil'
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import upper, lower from require 'moonbuild.stringutil'
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GLOB_PATT='^([^%%]*)%%([^%%]*)$'
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-- command functions
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escapecmdpart= (p) ->
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if (type p)=='table'
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return p.raw if p.raw
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return concat [escapecmdpart part for part in *p], ' '
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return p if p\match '^[a-zA-Z0-9_./-]+$'
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'"'..p\gsub('\\', '\\\\')\gsub('"', '\\"')..'"'
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escapecmd= (c, args={}) ->
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c=escapecmdpart c
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for a in *flatten args
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c..=' '..escapecmdpart a if a
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c
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run= (c, args, params={}) ->
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escaped=escapecmd c, args
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print escaped if params.print
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ret, _, code=os.execute escaped
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ret, code=ret==0, ret if (type ret)=='number'
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error "#{c} failed with code #{code}" if params.error and not ret
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ret, code
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popen= (c, args, mode='r', params={}) ->
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escaped=escapecmd c, args
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print escaped if params.print
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io.popen escaped, mode
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calccdeps= (infile, includesys=false) ->
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data=(popen 'cc', {includesys and '-M' or '-MM', infile})\read '*a'
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rawdeps=data\gsub('\\\n', '')\match ':(.+)'
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[dep for dep in rawdeps\gmatch '%S+' when dep!=infile]
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findclib= (name, mode='all') ->
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args={name}
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insert args, '--cflags' if mode=='all' or mode=='cc'
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insert args, '--libs' if mode=='all' or mode=='ld'
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[arg for arg in (popen 'pkg-config', args)\read('*a')\gmatch '%S+']
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-- glob match
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match= (str, glob) ->
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prefix, suffix=glob\match GLOB_PATT
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return str==glob unless prefix
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return str\sub #prefix+1, -#suffix-1 if (str\sub 1, #prefix)==prefix and (str\sub -#suffix)==suffix
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false
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-- is a valid glob
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isglob= (glob) ->
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return if glob\match GLOB_PATT
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true
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else
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false
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-- getenv
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env= (key, def) ->
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(os.getenv key) or def
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{
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-- table function
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:min, :max
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:foreach
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:first
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:exclude
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:flatten
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:sortedpairs
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:insert, :remove, :concat, :sort
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:unpack
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-- file functions
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:wildcard
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:mtime
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:exists, :isdir
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-- command functions
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:run, :popen
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:calccdeps, :findclib
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-- string functions
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:patsubst
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:splitsp
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:upper, :lower
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-- glob functions
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:match, :isglob
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-- env functions
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:env
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}
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