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diff --git a/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/fontforge/tottfgpos.c b/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/fontforge/tottfgpos.c
new file mode 100644
index 00000000000..d89177e211f
--- /dev/null
+++ b/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/fontforge/tottfgpos.c
@@ -0,0 +1,366 @@
+/* Copyright (C) 2000-2008 by George Williams */
+/*
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+
+ * The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "fontforgevw.h"
+#include <utype.h>
+#include <ustring.h>
+
+int coverageformatsallowed=3;
+int use_second_indic_scripts = false;
+
+#include "ttf.h"
+
+/* This file contains routines to create the otf gpos and gsub tables and their */
+/* attendant subtables */
+
+/* Undocumented fact: ATM (which does kerning for otf fonts in Word) can't handle features with multiple lookups */
+
+/* Undocumented fact: Only one feature with a given tag allowed per script/lang */
+/* So if we have multiple lookups with the same tag they must be merged into */
+/* one feature with many lookups */
+
+/* scripts (for opentype) that I understand */
+ /* see also list in lookups.c mapping script tags to friendly names */
+
+static uint32 scripts[][15] = {
+/* Arabic */ { CHR('a','r','a','b'), 0x0600, 0x06ff, 0xfb50, 0xfdff, 0xfe70, 0xfefe },
+/* Aramaic */ { CHR('a','r','a','m'), 0x820, 0x83f },
+/* Armenian */ { CHR('a','r','m','n'), 0x0530, 0x058f, 0xfb13, 0xfb17 },
+/* Balinese */ { CHR('b','a','l','i'), 0x1b00, 0x1b7f },
+/* Bengali */ { CHR('b','e','n','g'), 0x0980, 0x09ff },
+/* Bliss symb */{ CHR('b','l','i','s'), 0x12200, 0x124ff },
+/* Bopomofo */ { CHR('b','o','p','o'), 0x3100, 0x312f, 0x31a0, 0x31bf },
+/* Braille */ { CHR('b','r','a','i'), 0x2800, 0x28ff },
+/* Buginese */ { CHR('b','u','g','i'), 0x1a00, 0x1a1f },
+/* Buhid */ { CHR('b','u','h','d'), 0x1740, 0x1753 },
+/* Byzantine M*/{ CHR('b','y','z','m'), 0x1d000, 0x1d0ff },
+/* Canadian Syl*/{CHR('c','a','n','s'), 0x1400, 0x167f },
+/* Carian */ {CHR('c','a','r','i'), 0x0, 0x0 },
+/* Cham */ {CHR('c','h','a','m'), 0x0, 0x0 },
+/* Cherokee */ { CHR('c','h','e','r'), 0x13a0, 0x13ff },
+/* Cirth */ { CHR('c','i','r','t'), 0x12080, 0x120ff },
+/* CJKIdeogra */{ CHR('h','a','n','i'), 0x3300, 0x9fff, 0xf900, 0xfaff, 0x020000, 0x02ffff },
+/* Coptic */ { CHR('c','o','p','t'), 0x2c80, 0x2cff },
+/* Cypriot */ { CHR('c','p','m','n'), 0x10800, 0x1083f },
+/* Cyrillic */ { CHR('c','y','r','l'), 0x0400, 0x052f, 0x1d2b, 0x1d2b, 0x1d78, 0x1d78,
+ 0x2de0, 0x2dff, 0xa640, 0xa6ff },
+/* Deseret */ { CHR('d','s','r','t'), 0x10400, 0x1044f },
+/* Devanagari */{ CHR('d','e','v','a'), 0x0900, 0x097f },
+/* Ethiopic */ { CHR('e','t','h','i'), 0x1200, 0x139f },
+/* Georgian */ { CHR('g','e','o','r'), 0x1080, 0x10ff },
+/* Glagolitic */{ CHR('g','l','a','g'), 0x1080, 0x10ff },
+/* Gothic */ { CHR('g','o','t','h'), 0x10330, 0x1034a },
+/* Greek */ { CHR('g','r','e','k'), 0x0370, 0x03ff, 0x1f00, 0x1fff },
+/* Gujarati */ { CHR('g','u','j','r'), 0x0a80, 0x0aff },
+/* Gurmukhi */ { CHR('g','u','r','u'), 0x0a00, 0x0a7f },
+/* Hangul */ { CHR('h','a','n','g'), 0xac00, 0xd7af, 0x3130, 0x319f, 0xffa0, 0xff9f },
+/* Hanunoo */ { CHR('h','a','n','o'), 0x1720, 0x1734 },
+ /* I'm not sure what the difference is between the 'hang' tag and the 'jamo' */
+ /* tag. 'Jamo' is said to be the precomposed forms, but what's 'hang'? */
+/* Hebrew */ { CHR('h','e','b','r'), 0x0590, 0x05ff, 0xfb1e, 0xfb4f },
+#if 0 /* Hiragana used to have its own tag, but has since been merged with katakana */
+/* Hiragana */ { CHR('h','i','r','a'), 0x3040, 0x309f },
+#endif
+/* Hangul Jamo*/{ CHR('j','a','m','o'), 0x1100, 0x11ff, 0x3130, 0x319f, 0xffa0, 0xffdf },
+/* Javanese */ { CHR('j','a','v','a'), 0 }, /* MS has a tag, but there is no unicode range */
+/* Katakana */ { CHR('k','a','n','a'), 0x3040, 0x30ff, 0xff60, 0xff9f },
+/* Kayah Li */ { CHR('k','a','l','i'), 0 },
+/* Kannada */ { CHR('k','n','d','a'), 0x0c80, 0x0cff },
+/* Kharosthi */ { CHR('k','h','a','r'), 0x10a00, 0x10a5f },
+/* Khmer */ { CHR('k','h','m','r'), 0x1780, 0x17ff },
+/* Latin */ { CHR('l','a','t','n'), 0x0041, 0x005a, 0x0061, 0x007a,
+ 0x00c0, 0x02af, 0x1d00, 0x1eff, 0xfb00, 0xfb0f, 0xff00, 0xff5f, 0xa770, 0xa7ff },
+/* Lao */ { CHR('l','a','o',' '), 0x0e80, 0x0eff },
+/* Lepcha */ { CHR('l','e','p','c'), 0 },
+/* Limbu */ { CHR('l','i','m','b'), 0x1900, 0x194f },
+/* Linear A */ /*{ CHR('l','i','n','a'), 0x10180, 0x102cf },*/ /* What happened to linear A? */
+/* Linear B */ { CHR('l','i','n','b'), 0x10000, 0x100fa },
+/* Lycian */ { CHR('l','y','c','i'), 0 },
+/* Lydian */ { CHR('l','y','d','i'), 0 },
+/* Malayalam */ { CHR('m','l','y','m'), 0x0d00, 0x0d7f },
+/* Mathematical Alphanumeric Symbols */
+ { CHR('m','a','t','h'), 0x1d400, 0x1d7ff },
+/* Mongolian */ { CHR('m','o','n','g'), 0x1800, 0x18af },
+/* Musical */ { CHR('m','u','s','i'), 0x1d100, 0x1d1ff },
+/* Myanmar */ { CHR('m','y','m','r'), 0x1000, 0x107f },
+/* New Tai Lue*/{ CHR('t','a','l','u'), 0 },
+/* N'Ko */ { CHR('n','k','o',' '), 0x07c0, 0x07fa },
+/* Ogham */ { CHR('o','g','a','m'), 0x1680, 0x169f },
+/* Ol Chiki */ { CHR('o','l','c','k'), 0 },
+/* Old Italic */{ CHR('i','t','a','l'), 0x10300, 0x1031e },
+/* Old Permic */{ CHR('p','e','r','m'), 0x10350, 0x1037f },
+/* Old Persian cuneiform */
+ { CHR('x','p','e','o'), 0x103a0, 0x103df },
+/* Oriya */ { CHR('o','r','y','a'), 0x0b00, 0x0b7f },
+/* Osmanya */ { CHR('o','s','m','a'), 0x10480, 0x104a9 },
+/* Phags-pa */ { CHR('p','h','a','g'), 0xa840, 0xa87f },
+/* Phoenician */{ CHR('p','h','n','x'), 0x10900, 0x1091f },
+/* Pollard */ { CHR('p','l','r','d'), 0x104b0, 0x104d9 },
+/* Rejang */ { CHR('r','j','n','g'), 0 },
+/* Rongorongo */{ CHR('r','o','r','o'), 0 },
+/* Runic */ { CHR('r','u','n','r'), 0x16a0, 0x16ff },
+/* Saurashtra*/ { CHR('s','a','u','r'), 0 },
+/* Shavian */ { CHR('s','h','a','w'), 0x10450, 0x1047f },
+/* Sinhala */ { CHR('s','i','n','h'), 0x0d80, 0x0dff },
+/* Sumero-Akkadian Cuneiform */
+ { CHR('x','s','u','x'), 0x12000, 0x1236e },
+/* Sundanese */ { CHR('s','u','n','d'), 0 },
+/* Syloti Nagri */
+ { CHR('s','y','l','o'), 0xa800, 0xa82f },
+/* Syriac */ { CHR('s','y','r','c'), 0x0700, 0x074f },
+/* Tagalog */ { CHR('t','a','g','l'), 0x1700, 0x1714 },
+/* Tagbanwa */ { CHR('t','a','g','b'), 0x1760, 0x1773 },
+/* Tai Le */ { CHR('t','a','l','e'), 0x1950, 0x1974 },
+/* Tai Lu */ { CHR('t','a','l','u'), 0x1980, 0x19df },
+/* Tamil */ { CHR('t','a','m','l'), 0x0b80, 0x0bff },
+/* Telugu */ { CHR('t','e','l','u'), 0x0c00, 0x0c7f },
+/* Tengwar */ { CHR('t','e','n','g'), 0x12000, 0x1207f },
+/* Thaana */ { CHR('t','h','a','a'), 0x0780, 0x07bf },
+/* Thai */ { CHR('t','h','a','i'), 0x0e00, 0x0e7f },
+/* Tibetan */ { CHR('t','i','b','t'), 0x0f00, 0x0fff },
+/* Tifinagh */ { CHR('t','f','n','g'), 0x2d30, 0x2d7f },
+/* Ugaritic */ { CHR('u','g','a','r'), 0x10380, 0x1039d },
+/* Yi */ { CHR('y','i',' ',' '), 0xa000, 0xa4c6 },
+ { 0 }
+};
+
+int ScriptIsRightToLeft(uint32 script) {
+ if ( script==CHR('a','r','a','b') || script==CHR('h','e','b','r') ||
+ script==CHR('c','p','m','n') || script==CHR('k','h','a','r') ||
+ script==CHR('s','y','r','c') || script==CHR('t','h','a','a') ||
+ script==CHR('n','k','o',' '))
+return( true );
+
+return( false );
+}
+
+uint32 ScriptFromUnicode(int u,SplineFont *sf) {
+ int s, k;
+
+ if ( u!=-1 ) {
+ for ( s=0; scripts[s][0]!=0; ++s ) {
+ for ( k=1; scripts[s][k+1]!=0; k += 2 )
+ if ( u>=scripts[s][k] && u<=scripts[s][k+1] )
+ break;
+ if ( scripts[s][k+1]!=0 )
+ break;
+ }
+ if ( scripts[s][0]!=0 ) {
+ uint32 script = scripts[s][0];
+ if ( use_second_indic_scripts ) {
+ /* MS has a parallel set of script tags for their new */
+ /* Indic font shaper */
+ if ( script == CHR('b','e','n','g' )) script = CHR('b','n','g','2');
+ else if ( script == CHR('d','e','v','a' )) script = CHR('d','e','v','2');
+ else if ( script == CHR('g','u','j','r' )) script = CHR('g','j','r','2');
+ else if ( script == CHR('g','u','r','u' )) script = CHR('g','u','r','2');
+ else if ( script == CHR('k','n','d','a' )) script = CHR('k','n','d','2');
+ else if ( script == CHR('m','l','y','m' )) script = CHR('m','l','y','2');
+ else if ( script == CHR('o','r','y','a' )) script = CHR('o','r','y','2');
+ else if ( script == CHR('t','a','m','l' )) script = CHR('t','m','l','2');
+ else if ( script == CHR('t','e','l','u' )) script = CHR('t','e','l','2');
+ }
+return( script );
+ }
+ } else if ( sf!=NULL ) {
+ if ( sf->cidmaster!=NULL || sf->subfontcnt!=0 ) {
+ if ( sf->cidmaster!=NULL ) sf = sf->cidmaster;
+ if ( strmatch(sf->ordering,"Identity")==0 )
+return( DEFAULT_SCRIPT );
+ else if ( strmatch(sf->ordering,"Korean")==0 )
+return( CHR('h','a','n','g'));
+ else
+return( CHR('h','a','n','i') );
+ }
+ }
+
+return( DEFAULT_SCRIPT );
+}
+
+uint32 SCScriptFromUnicode(SplineChar *sc) {
+ char *pt;
+ PST *pst;
+ SplineFont *sf;
+ int i; unsigned uni;
+ FeatureScriptLangList *features;
+
+ if ( sc==NULL )
+return( DEFAULT_SCRIPT );
+
+ sf = sc->parent;
+ if ( sc->unicodeenc!=-1 &&
+ !(sc->unicodeenc>=0xe000 && sc->unicodeenc<0xf8ff) &&
+ !(sc->unicodeenc>=0xf0000 && sc->unicodeenc<0x10ffff))
+return( ScriptFromUnicode( sc->unicodeenc,sf ));
+
+ pt = sc->name;
+ if ( *pt ) for ( ++pt; *pt!='\0' && *pt!='_' && *pt!='.'; ++pt );
+ if ( *pt!='\0' ) {
+ char *str = copyn(sc->name,pt-sc->name);
+ int uni = sf==NULL || sf->fv==NULL ? UniFromName(str,ui_none,&custom) :
+ UniFromName(str,sf->uni_interp,sf->fv->map->enc);
+ free(str);
+ if ( uni!=-1 )
+return( ScriptFromUnicode( uni,sf ));
+ }
+ /* Adobe ligature uniXXXXXXXX */
+ if ( strncmp(sc->name,"uni",3)==0 && sscanf(sc->name+3,"%4x", &uni)==1 )
+return( ScriptFromUnicode( uni,sf ));
+
+ if ( sf==NULL )
+return( DEFAULT_SCRIPT );
+
+ if ( sf->cidmaster ) sf=sf->cidmaster;
+ else if ( sf->mm!=NULL ) sf=sf->mm->normal;
+ for ( i=0; i<2; ++i ) {
+ for ( pst=sc->possub; pst!=NULL; pst=pst->next ) {
+ if ( pst->type == pst_lcaret )
+ continue;
+ for ( features = pst->subtable->lookup->features; features!=NULL; features=features->next ) {
+ if ( features->scripts!=NULL )
+return( features->scripts->script );
+ }
+ }
+ }
+return( ScriptFromUnicode( sc->unicodeenc,sf ));
+}
+
+
+SplineChar **SFGlyphsFromNames(SplineFont *sf,char *names) {
+ int cnt, ch;
+ char *pt, *end;
+ SplineChar *sc, **glyphs;
+
+ cnt = 0;
+ for ( pt = names; *pt; pt = end+1 ) {
+ ++cnt;
+ end = strchr(pt,' ');
+ if ( end==NULL )
+ break;
+ }
+
+ glyphs = galloc((cnt+1)*sizeof(SplineChar *));
+ cnt = 0;
+ for ( pt = names; *pt; pt = end+1 ) {
+ end = strchr(pt,' ');
+ if ( end==NULL )
+ end = pt+strlen(pt);
+ ch = *end;
+ *end = '\0';
+ sc = SFGetChar(sf,-1,pt);
+ if ( sc!=NULL && sc->ttf_glyph!=-1 )
+ glyphs[cnt++] = sc;
+ *end = ch;
+ if ( ch=='\0' )
+ break;
+ }
+ glyphs[cnt] = NULL;
+return( glyphs );
+}
+
+
+static int glyphnameinlist(char *haystack,char *name) {
+ char *start, *pt;
+ int ch, match, slen = strlen(name);
+
+ for ( pt=haystack ; ; ) {
+ while ( *pt==' ' ) ++pt;
+ if ( *pt=='\0' )
+return( false );
+ start=pt;
+ while ( *pt!=' ' && *pt!='\0' ) ++pt;
+ if ( pt-start==slen ) {
+ ch = *pt; *pt='\0';
+ match = strcmp(start,name);
+ *pt = ch;
+ if ( match==0 )
+return( true );
+ }
+ }
+}
+
+static int ReferencedByGSUB(SplineChar *sc) {
+ PST *pst;
+ SplineFont *sf = sc->parent;
+ int gid;
+ SplineChar *testsc;
+ char *name = sc->name;
+
+ /* If it is itself a ligature it will be referenced by GSUB */
+ /* (because we store ligatures on the glyph generated) */
+ for ( pst=sc->possub; pst!=NULL; pst=pst->next )
+ if ( pst->type == pst_ligature )
+return( true );
+
+ for ( gid=0; gid<sf->glyphcnt; ++gid ) if ( (testsc=sf->glyphs[gid])!=NULL ) {
+ for ( pst=testsc->possub; pst!=NULL; pst=pst->next ) {
+ if ( pst->type==pst_substitution || pst->type==pst_alternate ||
+ pst->type==pst_multiple ) {
+ if ( glyphnameinlist(pst->u.mult.components,name) )
+return( true );
+ }
+ }
+ }
+return( false );
+}
+
+int gdefclass(SplineChar *sc) {
+ PST *pst;
+ AnchorPoint *ap;
+
+ if ( sc->glyph_class!=0 )
+return( sc->glyph_class-1 );
+
+ if ( strcmp(sc->name,".notdef")==0 )
+return( 0 );
+
+ /* It isn't clear to me what should be done if a glyph is both a ligature */
+ /* and a mark (There are some greek accent ligatures, it is probably more*/
+ /* important that they be indicated as marks). Here I chose mark rather */
+ /* than ligature as the mark class is far more likely to be used */
+ ap=sc->anchor;
+ while ( ap!=NULL && (ap->type==at_centry || ap->type==at_cexit) )
+ ap = ap->next;
+ if ( ap!=NULL && (ap->type==at_mark || ap->type==at_basemark) )
+return( 3 );
+
+ for ( pst=sc->possub; pst!=NULL; pst=pst->next ) {
+ if ( pst->type == pst_ligature )
+return( 2 ); /* Ligature */
+ }
+
+ /* I not quite sure what a componant glyph is. Probably something */
+ /* that is not in the cmap table and is referenced in other glyphs */
+ /* (I've never seen it used by others) */
+ /* (Note: No glyph in a CID font can be components as all CIDs mean */
+ /* something) (I think) */
+ if ( sc->unicodeenc==-1 && sc->dependents!=NULL &&
+ sc->parent->cidmaster!=NULL && !ReferencedByGSUB(sc))
+return( 4 );
+ else
+return( 1 );
+}
+