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-rw-r--r--Master/texmf-dist/tex/luatex/luaotfload/luaotfload-merged.lua571
1 files changed, 301 insertions, 270 deletions
diff --git a/Master/texmf-dist/tex/luatex/luaotfload/luaotfload-merged.lua b/Master/texmf-dist/tex/luatex/luaotfload/luaotfload-merged.lua
index 5789db6c8cd..52c199ab343 100644
--- a/Master/texmf-dist/tex/luatex/luaotfload/luaotfload-merged.lua
+++ b/Master/texmf-dist/tex/luatex/luaotfload/luaotfload-merged.lua
@@ -1,6 +1,6 @@
-- merged file : luatex-fonts-merged.lua
-- parent file : luatex-fonts.lua
--- merge date : 05/22/13 19:28:51
+-- merge date : 06/10/13 12:24:08
do -- begin closure to overcome local limits and interference
@@ -110,13 +110,22 @@ patterns.anything=anything
patterns.endofstring=endofstring
patterns.beginofstring=alwaysmatched
patterns.alwaysmatched=alwaysmatched
-local digit,sign=R('09'),S('+-')
+local sign=S('+-')
+local zero=P('0')
+local digit=R('09')
+local octdigit=R("07")
+local lowercase=R("az")
+local uppercase=R("AZ")
+local underscore=P("_")
+local hexdigit=digit+lowercase+uppercase
local cr,lf,crlf=P("\r"),P("\n"),P("\r\n")
local newline=crlf+S("\r\n")
local escaped=P("\\")*anything
local squote=P("'")
local dquote=P('"')
local space=P(" ")
+local period=P(".")
+local comma=P(",")
local utfbom_32_be=P('\000\000\254\255')
local utfbom_32_le=P('\255\254\000\000')
local utfbom_16_be=P('\255\254')
@@ -155,23 +164,8 @@ local stripper=spacer^0*C((spacer^0*nonspacer^1)^0)
local collapser=Cs(spacer^0/""*nonspacer^0*((spacer^0/" "*nonspacer^1)^0))
patterns.stripper=stripper
patterns.collapser=collapser
-patterns.digit=digit
-patterns.sign=sign
-patterns.cardinal=sign^0*digit^1
-patterns.integer=sign^0*digit^1
-patterns.unsigned=digit^0*P('.')*digit^1
-patterns.float=sign^0*patterns.unsigned
-patterns.cunsigned=digit^0*P(',')*digit^1
-patterns.cfloat=sign^0*patterns.cunsigned
-patterns.number=patterns.float+patterns.integer
-patterns.cnumber=patterns.cfloat+patterns.integer
-patterns.oct=P("0")*R("07")^1
-patterns.octal=patterns.oct
-patterns.HEX=P("0x")*R("09","AF")^1
-patterns.hex=P("0x")*R("09","af")^1
-patterns.hexadecimal=P("0x")*R("09","AF","af")^1
-patterns.lowercase=R("az")
-patterns.uppercase=R("AZ")
+patterns.lowercase=lowercase
+patterns.uppercase=uppercase
patterns.letter=patterns.lowercase+patterns.uppercase
patterns.space=space
patterns.tab=P("\t")
@@ -179,12 +173,12 @@ patterns.spaceortab=patterns.space+patterns.tab
patterns.newline=newline
patterns.emptyline=newline^1
patterns.equal=P("=")
-patterns.comma=P(",")
-patterns.commaspacer=P(",")*spacer^0
-patterns.period=P(".")
+patterns.comma=comma
+patterns.commaspacer=comma*spacer^0
+patterns.period=period
patterns.colon=P(":")
patterns.semicolon=P(";")
-patterns.underscore=P("_")
+patterns.underscore=underscore
patterns.escaped=escaped
patterns.squote=squote
patterns.dquote=dquote
@@ -197,7 +191,26 @@ patterns.unspacer=((patterns.spacer^1)/"")^0
patterns.singlequoted=squote*patterns.nosquote*squote
patterns.doublequoted=dquote*patterns.nodquote*dquote
patterns.quoted=patterns.doublequoted+patterns.singlequoted
-patterns.propername=R("AZ","az","__")*R("09","AZ","az","__")^0*P(-1)
+patterns.digit=digit
+patterns.octdigit=octdigit
+patterns.hexdigit=hexdigit
+patterns.sign=sign
+patterns.cardinal=digit^1
+patterns.integer=sign^-1*digit^1
+patterns.unsigned=digit^0*period*digit^1
+patterns.float=sign^-1*patterns.unsigned
+patterns.cunsigned=digit^0*comma*digit^1
+patterns.cfloat=sign^-1*patterns.cunsigned
+patterns.number=patterns.float+patterns.integer
+patterns.cnumber=patterns.cfloat+patterns.integer
+patterns.oct=zero*octdigit^1
+patterns.octal=patterns.oct
+patterns.HEX=zero*P("X")*(digit+uppercase)^1
+patterns.hex=zero*P("x")*(digit+lowercase)^1
+patterns.hexadecimal=zero*S("xX")*hexdigit^1
+patterns.hexafloat=sign^-1*zero*S("xX")*(hexdigit^0*period*hexdigit^1+hexdigit^1*period*hexdigit^0+hexdigit^1)*(S("pP")*sign^-1*hexdigit^1)^-1
+patterns.decafloat=sign^-1*(digit^0*period*digit^1+digit^1*period*digit^0+digit^1)*S("eE")*sign^-1*digit^1
+patterns.propername=(uppercase+lowercase+underscore)*(uppercase+lowercase+underscore+digit)^0*endofstring
patterns.somecontent=(anything-newline-space)^1
patterns.beginline=#(1-newline)
patterns.longtostring=Cs(whitespace^0/""*nonwhitespace^0*((whitespace^0/" "*(patterns.quoted+nonwhitespace)^1)^0))
@@ -372,7 +385,7 @@ function lpeg.replacer(one,two,makefunction,isutf)
return pattern
end
end
-function lpeg.finder(lst,makefunction)
+function lpeg.finder(lst,makefunction)
local pattern
if type(lst)=="table" then
pattern=P(false)
@@ -401,8 +414,8 @@ local splitters_f,splitters_s={},{}
function lpeg.firstofsplit(separator)
local splitter=splitters_f[separator]
if not splitter then
- separator=P(separator)
- splitter=C((1-separator)^0)
+ local pattern=P(separator)
+ splitter=C((1-pattern)^0)
splitters_f[separator]=splitter
end
return splitter
@@ -410,12 +423,31 @@ end
function lpeg.secondofsplit(separator)
local splitter=splitters_s[separator]
if not splitter then
- separator=P(separator)
- splitter=(1-separator)^0*separator*C(anything^0)
+ local pattern=P(separator)
+ splitter=(1-pattern)^0*pattern*C(anything^0)
splitters_s[separator]=splitter
end
return splitter
end
+local splitters_s,splitters_p={},{}
+function lpeg.beforesuffix(separator)
+ local splitter=splitters_s[separator]
+ if not splitter then
+ local pattern=P(separator)
+ splitter=C((1-pattern)^0)*pattern*endofstring
+ splitters_s[separator]=splitter
+ end
+ return splitter
+end
+function lpeg.afterprefix(separator)
+ local splitter=splitters_p[separator]
+ if not splitter then
+ local pattern=P(separator)
+ splitter=pattern*C(anything^0)
+ splitters_p[separator]=splitter
+ end
+ return splitter
+end
function lpeg.balancer(left,right)
left,right=P(left),P(right)
return P { left*((1-left-right)+V(1))^0*right }
@@ -647,9 +679,6 @@ end
function lpeg.times(pattern,n)
return P(nextstep(n,2^16,{ "start",["1"]=pattern }))
end
-local digit=R("09")
-local period=P(".")
-local zero=P("0")
local trailingzeros=zero^0*-digit
local case_1=period*trailingzeros/""
local case_2=period*(digit-trailingzeros)^1*(trailingzeros/"")
@@ -1056,12 +1085,12 @@ local function simple_table(t)
else
tt[nt]=tostring(v)
end
- elseif tv=="boolean" then
- nt=nt+1
- tt[nt]=tostring(v)
elseif tv=="string" then
nt=nt+1
tt[nt]=format("%q",v)
+ elseif tv=="boolean" then
+ nt=nt+1
+ tt[nt]=v and "true" or "false"
else
tt=nil
break
@@ -1094,7 +1123,7 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s[%q]={",depth,name))
end
elseif tn=="boolean" then
- handle(format("%s[%s]={",depth,tostring(name)))
+ handle(format("%s[%s]={",depth,name and "true" or "false"))
else
handle(format("%s{",depth))
end
@@ -1118,21 +1147,21 @@ local function do_serialize(root,name,depth,level,indexed)
for i=1,#sk do
local k=sk[i]
local v=root[k]
- local t,tk=type(v),type(k)
+ local tv,tk=type(v),type(k)
if compact and first and tk=="number" and k>=first and k<=last then
- if t=="number" then
+ if tv=="number" then
if hexify then
handle(format("%s 0x%04X,",depth,v))
else
handle(format("%s %s,",depth,v))
end
- elseif t=="string" then
+ elseif tv=="string" then
if reduce and tonumber(v) then
handle(format("%s %s,",depth,v))
else
handle(format("%s %q,",depth,v))
end
- elseif t=="table" then
+ elseif tv=="table" then
if not next(v) then
handle(format("%s {},",depth))
elseif inline then
@@ -1145,11 +1174,11 @@ local function do_serialize(root,name,depth,level,indexed)
else
do_serialize(v,k,depth,level+1,true)
end
- elseif t=="boolean" then
- handle(format("%s %s,",depth,tostring(v)))
- elseif t=="function" then
+ elseif tv=="boolean" then
+ handle(format("%s %s,",depth,v and "true" or "false"))
+ elseif tv=="function" then
if functions then
- handle(format('%s load(%q),',depth,dump(v)))
+ handle(format('%s load(%q),',depth,dump(v)))
else
handle(format('%s "function",',depth))
end
@@ -1160,7 +1189,7 @@ local function do_serialize(root,name,depth,level,indexed)
if false then
handle(format("%s __p__=nil,",depth))
end
- elseif t=="number" then
+ elseif tv=="number" then
if tk=="number" then
if hexify then
handle(format("%s [0x%04X]=0x%04X,",depth,k,v))
@@ -1169,9 +1198,9 @@ local function do_serialize(root,name,depth,level,indexed)
end
elseif tk=="boolean" then
if hexify then
- handle(format("%s [%s]=0x%04X,",depth,tostring(k),v))
+ handle(format("%s [%s]=0x%04X,",depth,k and "true" or "false",v))
else
- handle(format("%s [%s]=%s,",depth,tostring(k),v))
+ handle(format("%s [%s]=%s,",depth,k and "true" or "false",v))
end
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
if hexify then
@@ -1186,7 +1215,7 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s [%q]=%s,",depth,k,v))
end
end
- elseif t=="string" then
+ elseif tv=="string" then
if reduce and tonumber(v) then
if tk=="number" then
if hexify then
@@ -1195,7 +1224,7 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s [%s]=%s,",depth,k,v))
end
elseif tk=="boolean" then
- handle(format("%s [%s]=%s,",depth,tostring(k),v))
+ handle(format("%s [%s]=%s,",depth,k and "true" or "false",v))
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
handle(format("%s %s=%s,",depth,k,v))
else
@@ -1209,14 +1238,14 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s [%s]=%q,",depth,k,v))
end
elseif tk=="boolean" then
- handle(format("%s [%s]=%q,",depth,tostring(k),v))
+ handle(format("%s [%s]=%q,",depth,k and "true" or "false",v))
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
handle(format("%s %s=%q,",depth,k,v))
else
handle(format("%s [%q]=%q,",depth,k,v))
end
end
- elseif t=="table" then
+ elseif tv=="table" then
if not next(v) then
if tk=="number" then
if hexify then
@@ -1225,7 +1254,7 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s [%s]={},",depth,k))
end
elseif tk=="boolean" then
- handle(format("%s [%s]={},",depth,tostring(k)))
+ handle(format("%s [%s]={},",depth,k and "true" or "false"))
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
handle(format("%s %s={},",depth,k))
else
@@ -1241,7 +1270,7 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s [%s]={ %s },",depth,k,concat(st,", ")))
end
elseif tk=="boolean" then
- handle(format("%s [%s]={ %s },",depth,tostring(k),concat(st,", ")))
+ handle(format("%s [%s]={ %s },",depth,k and "true" or "false",concat(st,", ")))
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
handle(format("%s %s={ %s },",depth,k,concat(st,", ")))
else
@@ -1253,21 +1282,21 @@ local function do_serialize(root,name,depth,level,indexed)
else
do_serialize(v,k,depth,level+1)
end
- elseif t=="boolean" then
+ elseif tv=="boolean" then
if tk=="number" then
if hexify then
- handle(format("%s [0x%04X]=%s,",depth,k,tostring(v)))
+ handle(format("%s [0x%04X]=%s,",depth,k,v and "true" or "false"))
else
- handle(format("%s [%s]=%s,",depth,k,tostring(v)))
+ handle(format("%s [%s]=%s,",depth,k,v and "true" or "false"))
end
elseif tk=="boolean" then
- handle(format("%s [%s]=%s,",depth,tostring(k),tostring(v)))
+ handle(format("%s [%s]=%s,",depth,tostring(k),v and "true" or "false"))
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
- handle(format("%s %s=%s,",depth,k,tostring(v)))
+ handle(format("%s %s=%s,",depth,k,v and "true" or "false"))
else
- handle(format("%s [%q]=%s,",depth,k,tostring(v)))
+ handle(format("%s [%q]=%s,",depth,k,v and "true" or "false"))
end
- elseif t=="function" then
+ elseif tv=="function" then
if functions then
local f=getinfo(v).what=="C" and dump(dummy) or dump(v)
if tk=="number" then
@@ -1277,7 +1306,7 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s [%s]=load(%q),",depth,k,f))
end
elseif tk=="boolean" then
- handle(format("%s [%s]=load(%q),",depth,tostring(k),f))
+ handle(format("%s [%s]=load(%q),",depth,k and "true" or "false",f))
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
handle(format("%s %s=load(%q),",depth,k,f))
else
@@ -1292,7 +1321,7 @@ local function do_serialize(root,name,depth,level,indexed)
handle(format("%s [%s]=%q,",depth,k,tostring(v)))
end
elseif tk=="boolean" then
- handle(format("%s [%s]=%q,",depth,tostring(k),tostring(v)))
+ handle(format("%s [%s]=%q,",depth,k and "true" or "false",tostring(v)))
elseif noquotes and not reserved[k] and lpegmatch(propername,k) then
handle(format("%s %s=%q,",depth,k,tostring(v)))
else
@@ -2594,7 +2623,7 @@ setmetatable(arguments,{ __index=function(t,k)
end
})
local prefix_any=C((S("+- .")+R("09"))^0)
-local prefix_tab=C((1-R("az","AZ","09","%%"))^0)
+local prefix_tab=P("{")*C((1-P("}"))^0)*P("}")+C((1-R("az","AZ","09","%%"))^0)
local format_s=function(f)
n=n+1
if f and f~="" then
@@ -2844,14 +2873,14 @@ local builder=Cs { "start",
["b"]=(prefix_any*P("b"))/format_b,
["t"]=(prefix_tab*P("t"))/format_t,
["T"]=(prefix_tab*P("T"))/format_T,
- ["l"]=(prefix_tab*P("l"))/format_l,
- ["L"]=(prefix_tab*P("L"))/format_L,
+ ["l"]=(prefix_any*P("l"))/format_l,
+ ["L"]=(prefix_any*P("L"))/format_L,
["I"]=(prefix_any*P("I"))/format_I,
["w"]=(prefix_any*P("w"))/format_w,
["W"]=(prefix_any*P("W"))/format_W,
["a"]=(prefix_any*P("a"))/format_a,
["A"]=(prefix_any*P("A"))/format_A,
- ["*"]=Cs(((1-P("%"))^1+P("%%")/"%%%%")^1)/format_rest,
+ ["*"]=Cs(((1-P("%"))^1+P("%%")/"%%")^1)/format_rest,
["!"]=Carg(2)*prefix_any*P("!")*C((1-P("!"))^1)*P("!")/format_extension,
}
local direct=Cs (
@@ -2897,10 +2926,13 @@ local function add(t,name,template,preamble)
end
end
strings.formatters.add=add
-lpeg.patterns.xmlescape=Cs((P("<")/"&lt;"+P(">")/"&gt;"+P("&")/"&amp;"+P('"')/"&quot;"+P(1))^0)
-lpeg.patterns.texescape=Cs((C(S("#$%\\{}"))/"\\%1"+P(1))^0)
+patterns.xmlescape=Cs((P("<")/"&lt;"+P(">")/"&gt;"+P("&")/"&amp;"+P('"')/"&quot;"+P(1))^0)
+patterns.texescape=Cs((C(S("#$%\\{}"))/"\\%1"+P(1))^0)
+patterns.luaescape=Cs(((1-S('"\n'))^1+P('"')/'\\"'+P('\n')/'\\n"')^0)
+patterns.luaquoted=Cs(Cc('"')*((1-S('"\n'))^1+P('"')/'\\"'+P('\n')/'\\n"')^0*Cc('"'))
add(formatters,"xml",[[lpegmatch(xmlescape,%s)]],[[local xmlescape = lpeg.patterns.xmlescape]])
add(formatters,"tex",[[lpegmatch(texescape,%s)]],[[local texescape = lpeg.patterns.texescape]])
+add(formatters,"lua",[[lpegmatch(luaescape,%s)]],[[local luaescape = lpeg.patterns.luaescape]])
end -- closure
@@ -3012,10 +3044,10 @@ if not caches.namespace or caches.namespace=="" or caches.namespace=="context" t
end
do
local cachepaths=kpse.expand_var('$TEXMFCACHE') or ""
- if cachepaths=="" then
+ if cachepaths=="" or cachepaths == "$TEXMFCACHE" then
cachepaths=kpse.expand_var('$TEXMFVAR') or ""
end
- if cachepaths=="" then
+ if cachepaths=="" or cachepaths == "$TEXMFVAR" then
cachepaths=kpse.expand_var('$VARTEXMF') or ""
end
if cachepaths=="" then
@@ -3111,7 +3143,7 @@ function caches.savedata(path,name,data)
local luaname,lucname=makefullname(path,name)
if luaname then
texio.write(string.format("(save: %s)",luaname))
- table.tofile(luaname,data,true,{ reduce=true })
+ table.tofile(luaname,data,true,{ reduce=false })
if lucname and type(caches.compile)=="function" then
os.remove(lucname)
texio.write(string.format("(save: %s)",lucname))
@@ -4691,9 +4723,9 @@ mappings.makenameparser=makenameparser
mappings.tounicode16=tounicode16
mappings.tounicode16sequence=tounicode16sequence
mappings.fromunicode16=fromunicode16
-local separator=S("_.")
-local other=C((1-separator)^1)
-local ligsplitter=Ct(other*(separator*other)^0)
+local ligseparator=P("_")
+local varseparator=P(".")
+local namesplitter=Ct(C((1-ligseparator-varseparator)^1)*(ligseparator*C((1-ligseparator-varseparator)^1))^0)
function mappings.addtounicode(data,filename)
local resources=data.resources
local properties=data.properties
@@ -4778,11 +4810,11 @@ function mappings.addtounicode(data,filename)
end
end
if not unicode or unicode=="" then
- local split=lpegmatch(ligsplitter,name)
- local nplit=split and #split or 0
- if nplit>=2 then
+ local split=lpegmatch(namesplitter,name)
+ local nsplit=split and #split or 0
+ if nsplit>=2 then
local t,n={},0
- for l=1,nplit do
+ for l=1,nsplit do
local base=split[l]
local u=unicodes[base] or unicodevector[base]
if not u then
@@ -6718,8 +6750,9 @@ local function copytotfm(data,cache_id)
local fullname=metadata.fullname or fontname
local units=metadata.units_per_em or 1000
if units==0 then
- units=1000
+ units=1000
metadata.units_per_em=1000
+ report_otf("changing %a units to %a",0,units)
end
parameters.slant=0
parameters.space=spaceunits
@@ -9985,227 +10018,225 @@ local function featuresprocessor(head,font,attr)
local done=false
local datasets=otf.dataset(tfmdata,font,attr)
local dirstack={}
-for s=1,#datasets do
- local dataset=datasets[s]
- featurevalue=dataset[1]
- local sequence=dataset[5]
- local rlparmode=0
- local topstack=0
- local success=false
- local attribute=dataset[2]
- local chain=dataset[3]
- local typ=sequence.type
- local subtables=sequence.subtables
- if chain<0 then
- local handler=handlers[typ]
- local start=find_node_tail(head)
+ for s=1,#datasets do
+ local dataset=datasets[s]
+ featurevalue=dataset[1]
+ local sequence=dataset[5]
+ local rlparmode=0
+ local topstack=0
+ local success=false
+ local attribute=dataset[2]
+ local chain=dataset[3]
+ local typ=sequence.type
+ local subtables=sequence.subtables
+ if chain<0 then
+ local handler=handlers[typ]
+ local start=find_node_tail(head)
+ while start do
+ local id=start.id
+ if id==glyph_code then
+ if start.font==font and start.subtype<256 then
+ local a=start[0]
+ if a then
+ a=a==attr
+ else
+ a=true
+ end
+ if a then
+ for i=1,#subtables do
+ local lookupname=subtables[i]
+ local lookupcache=lookuphash[lookupname]
+ if lookupcache then
+ local lookupmatch=lookupcache[start.char]
+ if lookupmatch then
+ head,start,success=handler(head,start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,i)
+ if success then
+ break
+ end
+ end
+ else
+ report_missing_cache(typ,lookupname)
+ end
+ end
+ if start then start=start.prev end
+ else
+ start=start.prev
+ end
+ else
+ start=start.prev
+ end
+ else
+ start=start.prev
+ end
+ end
+ else
+ local handler=handlers[typ]
+ local ns=#subtables
+ local start=head
+ rlmode=0
+ if ns==1 then
+ local lookupname=subtables[1]
+ local lookupcache=lookuphash[lookupname]
+ if not lookupcache then
+ report_missing_cache(typ,lookupname)
+ else
while start do
local id=start.id
if id==glyph_code then
if start.font==font and start.subtype<256 then
local a=start[0]
if a then
- a=a==attr
+ a=(a==attr) and (not attribute or start[a_state]==attribute)
else
- a=true
+ a=not attribute or start[a_state]==attribute
end
if a then
- for i=1,#subtables do
- local lookupname=subtables[i]
- local lookupcache=lookuphash[lookupname]
- if lookupcache then
- local lookupmatch=lookupcache[start.char]
- if lookupmatch then
- head,start,success=handler(head,start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,i)
- if success then
- break
- end
- end
- else
- report_missing_cache(typ,lookupname)
+ local lookupmatch=lookupcache[start.char]
+ if lookupmatch then
+ local ok
+ head,start,ok=handler(head,start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,1)
+ if ok then
+ success=true
end
end
- if start then start=start.prev end
+ if start then start=start.next end
else
- start=start.prev
+ start=start.next
end
else
- start=start.prev
+ start=start.next
end
- else
- start=start.prev
- end
- end
- else
- local handler=handlers[typ]
- local ns=#subtables
- local start=head
- rlmode=0
- if ns==1 then
- local lookupname=subtables[1]
- local lookupcache=lookuphash[lookupname]
- if not lookupcache then
- report_missing_cache(typ,lookupname)
- else
- while start do
- local id=start.id
- if id==glyph_code then
- if start.font==font and start.subtype<256 then
- local a=start[0]
- if a then
- a=(a==attr) and (not attribute or start[a_state]==attribute)
- else
- a=not attribute or start[a_state]==attribute
- end
- if a then
- local lookupmatch=lookupcache[start.char]
- if lookupmatch then
- local ok
- head,start,ok=handler(head,start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,1)
- if ok then
- success=true
- end
- end
- if start then start=start.next end
- else
- start=start.next
- end
- elseif id==math_code then
- start=end_of_math(start).next
- else
- start=start.next
- end
- elseif id==whatsit_code then
- local subtype=start.subtype
- if subtype==dir_code then
- local dir=start.dir
- if dir=="+TRT" or dir=="+TLT" then
- topstack=topstack+1
- dirstack[topstack]=dir
- elseif dir=="-TRT" or dir=="-TLT" then
- topstack=topstack-1
- end
- local newdir=dirstack[topstack]
- if newdir=="+TRT" then
- rlmode=-1
- elseif newdir=="+TLT" then
- rlmode=1
- else
- rlmode=rlparmode
- end
- if trace_directions then
- report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir)
- end
- elseif subtype==localpar_code then
- local dir=start.dir
- if dir=="TRT" then
- rlparmode=-1
- elseif dir=="TLT" then
- rlparmode=1
- else
- rlparmode=0
- end
- rlmode=rlparmode
- if trace_directions then
- report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode)
- end
- end
- start=start.next
- elseif id==math_code then
- start=end_of_math(start).next
+ elseif id==whatsit_code then
+ local subtype=start.subtype
+ if subtype==dir_code then
+ local dir=start.dir
+ if dir=="+TRT" or dir=="+TLT" then
+ topstack=topstack+1
+ dirstack[topstack]=dir
+ elseif dir=="-TRT" or dir=="-TLT" then
+ topstack=topstack-1
+ end
+ local newdir=dirstack[topstack]
+ if newdir=="+TRT" then
+ rlmode=-1
+ elseif newdir=="+TLT" then
+ rlmode=1
else
- start=start.next
+ rlmode=rlparmode
+ end
+ if trace_directions then
+ report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir)
+ end
+ elseif subtype==localpar_code then
+ local dir=start.dir
+ if dir=="TRT" then
+ rlparmode=-1
+ elseif dir=="TLT" then
+ rlparmode=1
+ else
+ rlparmode=0
+ end
+ rlmode=rlparmode
+ if trace_directions then
+ report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode)
end
end
+ start=start.next
+ elseif id==math_code then
+ start=end_of_math(start).next
+ else
+ start=start.next
end
- else
- while start do
- local id=start.id
- if id==glyph_code then
- if start.font==font and start.subtype<256 then
- local a=start[0]
- if a then
- a=(a==attr) and (not attribute or start[a_state]==attribute)
- else
- a=not attribute or start[a_state]==attribute
- end
- if a then
- for i=1,ns do
- local lookupname=subtables[i]
- local lookupcache=lookuphash[lookupname]
- if lookupcache then
- local lookupmatch=lookupcache[start.char]
- if lookupmatch then
- local ok
- head,start,ok=handler(head,start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,i)
- if ok then
- success=true
- break
- elseif not start then
- break
- end
- end
- else
- report_missing_cache(typ,lookupname)
+ end
+ end
+ else
+ while start do
+ local id=start.id
+ if id==glyph_code then
+ if start.font==font and start.subtype<256 then
+ local a=start[0]
+ if a then
+ a=(a==attr) and (not attribute or start[a_state]==attribute)
+ else
+ a=not attribute or start[a_state]==attribute
+ end
+ if a then
+ for i=1,ns do
+ local lookupname=subtables[i]
+ local lookupcache=lookuphash[lookupname]
+ if lookupcache then
+ local lookupmatch=lookupcache[start.char]
+ if lookupmatch then
+ local ok
+ head,start,ok=handler(head,start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,i)
+ if ok then
+ success=true
+ break
+ elseif not start then
+ break
end
end
- if start then start=start.next end
else
- start=start.next
+ report_missing_cache(typ,lookupname)
end
- else
- start=start.next
end
- elseif id==whatsit_code then
- local subtype=start.subtype
- if subtype==dir_code then
- local dir=start.dir
- if dir=="+TRT" or dir=="+TLT" then
- topstack=topstack+1
- dirstack[topstack]=dir
- elseif dir=="-TRT" or dir=="-TLT" then
- topstack=topstack-1
- end
- local newdir=dirstack[topstack]
- if newdir=="+TRT" then
- rlmode=-1
- elseif newdir=="+TLT" then
- rlmode=1
- else
- rlmode=rlparmode
- end
- if trace_directions then
- report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir)
- end
- elseif subtype==localpar_code then
- local dir=start.dir
- if dir=="TRT" then
- rlparmode=-1
- elseif dir=="TLT" then
- rlparmode=1
- else
- rlparmode=0
- end
- rlmode=rlparmode
- if trace_directions then
- report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode)
- end
- end
- start=start.next
- elseif id==math_code then
- start=end_of_math(start).next
+ if start then start=start.next end
else
start=start.next
end
+ else
+ start=start.next
+ end
+ elseif id==whatsit_code then
+ local subtype=start.subtype
+ if subtype==dir_code then
+ local dir=start.dir
+ if dir=="+TRT" or dir=="+TLT" then
+ topstack=topstack+1
+ dirstack[topstack]=dir
+ elseif dir=="-TRT" or dir=="-TLT" then
+ topstack=topstack-1
+ end
+ local newdir=dirstack[topstack]
+ if newdir=="+TRT" then
+ rlmode=-1
+ elseif newdir=="+TLT" then
+ rlmode=1
+ else
+ rlmode=rlparmode
+ end
+ if trace_directions then
+ report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir)
+ end
+ elseif subtype==localpar_code then
+ local dir=start.dir
+ if dir=="TRT" then
+ rlparmode=-1
+ elseif dir=="TLT" then
+ rlparmode=1
+ else
+ rlparmode=0
+ end
+ rlmode=rlparmode
+ if trace_directions then
+ report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode)
+ end
end
+ start=start.next
+ elseif id==math_code then
+ start=end_of_math(start).next
+ else
+ start=start.next
end
end
- if success then
- done=true
- end
- if trace_steps then
- registerstep(head)
- end
+ end
+ end
+ if success then
+ done=true
+ end
+ if trace_steps then
+ registerstep(head)
+ end
end
return head,done
end