diff options
Diffstat (limited to 'systems/knuth/local/texware/tftopl.p')
-rw-r--r-- | systems/knuth/local/texware/tftopl.p | 504 |
1 files changed, 504 insertions, 0 deletions
diff --git a/systems/knuth/local/texware/tftopl.p b/systems/knuth/local/texware/tftopl.p new file mode 100644 index 0000000000..4aaa676b47 --- /dev/null +++ b/systems/knuth/local/texware/tftopl.p @@ -0,0 +1,504 @@ +{2:}program TFtoPL(output);label{3:}9999;{:3}const{4:}tfmsize=30000; +ligsize=5000;hashsize=5003;{:4} +type UNIXfilename=packed array[1..100]of char;{18:}byte=ByteCard; +index=0..tfmsize;{:18}var{6:}tfmfile:packed file of ByteCard; +tfmname:UNIXfilename;tfmbyte:integer;{:6}{8:} +lf,lh,bc,ec,nw,nh,nd,ni,nl,nk,ne,np:0..32767;{:8}{16:}plfile:text; +plname:UNIXfilename;{:16}{19:}tfm:array[-1000..tfmsize]of byte;{:19} +{22:} +charbase,widthbase,heightbase,depthbase,italicbase,ligkernbase,kernbase, +extenbase,parambase:integer;{:22}{25:}fonttype:0..2;{:25}{27:} +ASCII04,ASCII10,ASCII14:packed array[1..32]of char; +MBLstring,RIstring,RCEstring:packed array[1..3]of char;{:27}{29:} +dig:array[0..11]of 0..9;{:29}{32:}level:0..5;{:32}{45:}charsonline:0..8; +perfect:boolean;{:45}{47:}i:0..32767;c:0..256;d:0..3;k:index;r:0..65535; +count:0..127;{:47}{63:}labeltable:array[0..258]of record cc:0..256; +rr:0..ligsize;end;labelptr:0..257;sortptr:0..257;boundarychar:0..256; +bcharlabel:0..32767;{:63}{65:}activity:array[0..ligsize]of 0..2; +ai,acti:0..ligsize;{:65}{89:}hash:array[0..hashsize]of 0..66048; +class:array[0..hashsize]of 0..4;ligz:array[0..hashsize]of 0..257; +hashptr:0..hashsize;hashlist:array[0..hashsize]of 0..hashsize; +h,hh:0..hashsize;xligcycle,yligcycle:0..256;{:89} +#include "texwarext.h" +procedure initialize; +begin writeln('This is TFtoPL, Version 3.1 for Linux');{7:} +if argc<3 then begin writeln('Usage: tftopl <tfm-file> <pl-file>'); +goto 9999;end;argv(1,tfmname); +if testreadaccess(tfmname)then reset(tfmfile,tfmname)else begin writeln( +'I can''t read the TFM file!');goto 9999;end;{:7}{17:}argv(2,plname); +rewrite(plfile,plname);{:17}{28:} +ASCII04:=' !"#$%&''()*+,-./0123456789:;<=>?'; +ASCII10:='@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_'; +ASCII14:='`abcdefghijklmnopqrstuvwxyz{|}~ ';MBLstring:='MBL'; +RIstring:='RI ';RCEstring:='RCE';{:28}{33:}level:=0;{:33}{46:} +charsonline:=0;perfect:=true;{:46}{64:}boundarychar:=256; +bcharlabel:=32767;labelptr:=0;labeltable[0].rr:=0;{:64}end;{:2}{30:} +procedure outdigs(j:integer);begin repeat j:=j-1;write(plfile,dig[j]:1); +until j=0;end;procedure printdigs(j:integer);begin repeat j:=j-1; +write(dig[j]:1);until j=0;end;{:30}{31:}procedure printoctal(c:byte); +var j:0..2;begin write('''');for j:=0 to 2 do begin dig[j]:=c mod 8; +c:=c div 8;end;printdigs(3);end;{:31}{34:}procedure outln;var l:0..5; +begin writeln(plfile);for l:=1 to level do write(plfile,' ');end; +procedure left;begin level:=level+1;write(plfile,'(');end; +procedure right;begin level:=level-1;write(plfile,')');outln;end;{:34} +{35:}procedure outBCPL(k:index);var l:0..39;begin write(plfile,' '); +l:=tfm[k];while l>0 do begin k:=k+1;l:=l-1; +case tfm[k]div 32 of 1:write(plfile,ASCII04[1+(tfm[k]mod 32)]); +2:write(plfile,ASCII10[1+(tfm[k]mod 32)]); +3:write(plfile,ASCII14[1+(tfm[k]mod 32)]);end;end;end;{:35}{36:} +procedure outoctal(k,l:index);var a:0..1023;b:0..32;j:0..11; +begin write(plfile,' O ');a:=0;b:=0;j:=0;while l>0 do{37:}begin l:=l-1; +if tfm[k+l]<>0 then begin while b>2 do begin dig[j]:=a mod 8;a:=a div 8; +b:=b-3;j:=j+1;end;case b of 0:a:=tfm[k+l];1:a:=a+2*tfm[k+l]; +2:a:=a+4*tfm[k+l];end;end;b:=b+8;end{:37}; +while(a>0)or(j=0)do begin dig[j]:=a mod 8;a:=a div 8;j:=j+1;end; +outdigs(j);end;{:36}{38:}procedure outchar(c:byte); +begin if fonttype>0 then begin tfm[0]:=c; +outoctal(0,1)end else if(c>=48)and(c<=57)then write(plfile,' C ',c-48:1) +else if(c>=65)and(c<=90)then write(plfile,' C ',ASCII10[c-63])else if(c +>=97)and(c<=122)then write(plfile,' C ',ASCII14[c-95])else begin tfm[0] +:=c;outoctal(0,1);end;end;{:38}{39:}procedure outface(k:index); +var s:0..1;b:0..8; +begin if tfm[k]>=18 then outoctal(k,1)else begin write(plfile,' F '); +s:=tfm[k]mod 2;b:=tfm[k]div 2;write(plfile,MBLstring[1+(b mod 3)]); +write(plfile,RIstring[1+s]);write(plfile,RCEstring[1+(b div 3)]);end; +end;{:39}{40:}procedure outfix(k:index);var a:0..4095;f:integer;j:0..12; +delta:integer;begin write(plfile,' R ');a:=(tfm[k]*16)+(tfm[k+1]div 16); +f:=((tfm[k+1]mod 16)*256+tfm[k+2])*256+tfm[k+3];if a>2047 then{43:} +begin write(plfile,'-');a:=4096-a;if f>0 then begin f:=1048576-f;a:=a-1; +end;end{:43};{41:}begin j:=0;repeat dig[j]:=a mod 10;a:=a div 10;j:=j+1; +until a=0;outdigs(j);end{:41};{42:}begin write(plfile,'.');f:=10*f+5; +delta:=10;repeat if delta>1048576 then f:=f+524288-(delta div 2); +write(plfile,f div 1048576:1);f:=10*(f mod 1048576);delta:=delta*10; +until f<=delta;end;{:42};end;{:40}{52:}procedure checkBCPL(k,l:index); +var j:index;c:byte;begin if tfm[k]>=l then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ', +'String is too long; I''ve shortened it drastically.');end;tfm[k]:=1; +end;for j:=k+1 to k+tfm[k]do begin c:=tfm[j]; +if(c=40)or(c=41)then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ', +'Parenthesis in string has been changed to slash.');end;tfm[j]:=47; +end else if(c<32)or(c>126)then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Nonstandard ASCII code has been blotted out.') +;end;tfm[j]:=63;end else if(c>=97)and(c<=122)then tfm[j]:=c-32;end;end; +{:52}{92:}procedure hashinput;label 30;var cc:0..3;zz:0..255;y:0..255; +key:integer;t:integer;begin if hashptr=hashsize then goto 30;{93:} +k:=4*(ligkernbase+(i));y:=tfm[k+1];t:=tfm[k+2];cc:=0;zz:=tfm[k+3]; +if t>=128 then zz:=y else begin case t of 0,6:;5,11:zz:=y;1,7:cc:=1; +2:cc:=2;3:cc:=3;end;end{:93};key:=256*c+y+1;h:=(1009*key)mod hashsize; +while hash[h]>0 do begin if hash[h]<=key then begin if hash[h]=key then +goto 30;t:=hash[h];hash[h]:=key;key:=t;t:=class[h];class[h]:=cc;cc:=t; +t:=ligz[h];ligz[h]:=zz;zz:=t;end;if h>0 then h:=h-1 else h:=hashsize; +end;hash[h]:=key;class[h]:=cc;ligz[h]:=zz;hashptr:=hashptr+1; +hashlist[hashptr]:=h;30:end;{:92}{94:}function f(h,x,y:index):index; +forward;function eval(x,y:index):index;var key:integer; +begin key:=256*x+y+1;h:=(1009*key)mod hashsize; +while hash[h]>key do if h>0 then h:=h-1 else h:=hashsize; +if hash[h]<key then eval:=y else eval:=f(h,x,y);end;{:94}{95:} +function f;begin case class[h]of 0:;1:begin class[h]:=4; +ligz[h]:=eval(ligz[h],y);class[h]:=0;end;2:begin class[h]:=4; +ligz[h]:=eval(x,ligz[h]);class[h]:=0;end;3:begin class[h]:=4; +ligz[h]:=eval(eval(x,ligz[h]),y);class[h]:=0;end;4:begin xligcycle:=x; +yligcycle:=y;ligz[h]:=257;class[h]:=0;end;end;f:=ligz[h];end;{:95}{96:} +function organize:boolean;label 9999,30;var tfmptr:index;begin{20:} +read(tfmfile,tfm[0]);if tfm[0]>127 then begin writeln( +'The first byte of the input file exceeds 127!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;if eof(tfmfile)then begin writeln( +'The input file is only one byte long!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;read(tfmfile,tfm[1]);lf:=tfm[0]*256+tfm[1]; +if lf=0 then begin writeln( +'The file claims to have length zero, but that''s impossible!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;if 4*lf-1>tfmsize then begin writeln( +'The file is bigger than I can handle!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end; +for tfmptr:=2 to 4*lf-1 do begin if eof(tfmfile)then begin writeln( +'The file has fewer bytes than it claims!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;read(tfmfile,tfm[tfmptr]);end; +if not eof(tfmfile)then begin writeln( +'There''s some extra junk at the end of the TFM file,'); +writeln('but I''ll proceed as if it weren''t there.');end{:20};{21:} +begin tfmptr:=2;begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;lh:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;bc:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;ec:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;nw:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;nh:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;nd:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;ni:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;nl:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;nk:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;ne:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +begin if tfm[tfmptr]>127 then begin writeln( +'One of the subfile sizes is negative!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;np:=tfm[tfmptr]*256+tfm[tfmptr+1];tfmptr:=tfmptr+2;end; +if lh<2 then begin writeln('The header length is only ',lh:1,'!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;if nl>4*ligsize then begin writeln( +'The lig/kern program is longer than I can handle!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end; +if(bc>ec+1)or(ec>255)then begin writeln('The character code range ',bc:1 +,'..',ec:1,'is illegal!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;if(nw=0)or(nh=0)or(nd=0)or(ni=0)then begin writeln( +'Incomplete subfiles for character dimensions!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end; +if ne>256 then begin writeln('There are ',ne:1,' extensible recipes!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end; +if lf<>6+lh+(ec-bc+1)+nw+nh+nd+ni+nl+nk+ne+np then begin writeln( +'Subfile sizes don''t add up to the stated total!'); +writeln('Sorry, but I can''t go on; are you sure this is a TFM?'); +goto 9999;end;end{:21};{23:}begin charbase:=6+lh-bc; +widthbase:=charbase+ec+1;heightbase:=widthbase+nw; +depthbase:=heightbase+nh;italicbase:=depthbase+nd; +ligkernbase:=italicbase+ni;kernbase:=ligkernbase+nl; +extenbase:=kernbase+nk;parambase:=extenbase+ne-1;end{:23}; +organize:=true;goto 30;9999:organize:=false;30:end;{:96}{97:} +procedure dosimplethings;var i:0..32767;begin{48:}begin fonttype:=0; +if lh>=12 then begin{53:}begin checkBCPL(32,40); +if(tfm[32]>=11)and(tfm[33]=84)and(tfm[34]=69)and(tfm[35]=88)and(tfm[36]= +32)and(tfm[37]=77)and(tfm[38]=65)and(tfm[39]=84)and(tfm[40]=72)and(tfm[ +41]=32)then begin if(tfm[42]=83)and(tfm[43]=89)then fonttype:=1 else if( +tfm[42]=69)and(tfm[43]=88)then fonttype:=2;end;end{:53}; +if lh>=17 then begin{55:}left;write(plfile,'FAMILY');checkBCPL(72,20); +outBCPL(72);right{:55};if lh>=18 then{56:}begin left; +write(plfile,'FACE');outface(95);right;for i:=18 to lh-1 do begin left; +write(plfile,'HEADER D ',i:1);outoctal(24+4*i,4);right;end;end{:56};end; +{54:}left;write(plfile,'CODINGSCHEME');outBCPL(32);right{:54};end;{51:} +left;write(plfile,'DESIGNSIZE'); +if tfm[28]>127 then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Design size ','negative','!');end; +writeln('I''ve set it to 10 points.');write(plfile,' D 10'); +end else if(tfm[28]=0)and(tfm[29]<16)then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Design size ','too small','!');end; +writeln('I''ve set it to 10 points.');write(plfile,' D 10'); +end else outfix(28);right; +write(plfile,'(COMMENT DESIGNSIZE IS IN POINTS)');outln; +write(plfile,'(COMMENT OTHER SIZES ARE MULTIPLES OF DESIGNSIZE)'); +outln{:51};{49:}left;write(plfile,'CHECKSUM');outoctal(24,4);right{:49}; +{57:}if(lh>17)and(tfm[92]>127)then begin left; +write(plfile,'SEVENBITSAFEFLAG TRUE');right;end{:57};end{:48};{58:} +if np>0 then begin left;write(plfile,'FONTDIMEN');outln; +for i:=1 to np do{60:}begin left; +if i=1 then write(plfile,'SLANT')else begin if(tfm[4*(parambase+i)]>0) +and(tfm[4*(parambase+i)]<255)then begin tfm[4*(parambase+i)]:=0; +tfm[(4*(parambase+i))+1]:=0;tfm[(4*(parambase+i))+2]:=0; +tfm[(4*(parambase+i))+3]:=0;begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Parameter',' ',i:1,' is too big;');end; +writeln('I have set it to zero.');end;{61:} +if i<=7 then case i of 2:write(plfile,'SPACE'); +3:write(plfile,'STRETCH');4:write(plfile,'SHRINK'); +5:write(plfile,'XHEIGHT');6:write(plfile,'QUAD'); +7:write(plfile,'EXTRASPACE')end else if(i<=22)and(fonttype=1)then case i +of 8:write(plfile,'NUM1');9:write(plfile,'NUM2'); +10:write(plfile,'NUM3');11:write(plfile,'DENOM1'); +12:write(plfile,'DENOM2');13:write(plfile,'SUP1'); +14:write(plfile,'SUP2');15:write(plfile,'SUP3');16:write(plfile,'SUB1'); +17:write(plfile,'SUB2');18:write(plfile,'SUPDROP'); +19:write(plfile,'SUBDROP');20:write(plfile,'DELIM1'); +21:write(plfile,'DELIM2'); +22:write(plfile,'AXISHEIGHT')end else if(i<=13)and(fonttype=2)then if i= +8 then write(plfile,'DEFAULTRULETHICKNESS')else write(plfile, +'BIGOPSPACING',i-8:1)else write(plfile,'PARAMETER D ',i:1){:61};end; +outfix(4*(parambase+i));right;end{:60};right;end;{59:} +if(fonttype=1)and(np<>22)then writeln( +'Unusual number of fontdimen parameters for a math symbols font (',np:1, +' not 22).')else if(fonttype=2)and(np<>13)then writeln( +'Unusual number of fontdimen parameters for an extension font (',np:1, +' not 13).'){:59};{:58};{62:} +if(tfm[4*widthbase]>0)or(tfm[4*widthbase+1]>0)or(tfm[4*widthbase+2]>0)or +(tfm[4*widthbase+3]>0)then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','width[0] should be zero.');end; +if(tfm[4*heightbase]>0)or(tfm[4*heightbase+1]>0)or(tfm[4*heightbase+2]>0 +)or(tfm[4*heightbase+3]>0)then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','height[0] should be zero.');end; +if(tfm[4*depthbase]>0)or(tfm[4*depthbase+1]>0)or(tfm[4*depthbase+2]>0)or +(tfm[4*depthbase+3]>0)then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','depth[0] should be zero.');end; +if(tfm[4*italicbase]>0)or(tfm[4*italicbase+1]>0)or(tfm[4*italicbase+2]>0 +)or(tfm[4*italicbase+3]>0)then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','italic[0] should be zero.');end; +for i:=0 to nw-1 do if(tfm[4*(widthbase+i)]>0)and(tfm[4*(widthbase+i)]< +255)then begin tfm[4*(widthbase+i)]:=0;tfm[(4*(widthbase+i))+1]:=0; +tfm[(4*(widthbase+i))+2]:=0;tfm[(4*(widthbase+i))+3]:=0; +begin perfect:=false;if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Width',' ',i:1,' is too big;');end; +writeln('I have set it to zero.');end; +for i:=0 to nh-1 do if(tfm[4*(heightbase+i)]>0)and(tfm[4*(heightbase+i)] +<255)then begin tfm[4*(heightbase+i)]:=0;tfm[(4*(heightbase+i))+1]:=0; +tfm[(4*(heightbase+i))+2]:=0;tfm[(4*(heightbase+i))+3]:=0; +begin perfect:=false;if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Height',' ',i:1,' is too big;');end; +writeln('I have set it to zero.');end; +for i:=0 to nd-1 do if(tfm[4*(depthbase+i)]>0)and(tfm[4*(depthbase+i)]< +255)then begin tfm[4*(depthbase+i)]:=0;tfm[(4*(depthbase+i))+1]:=0; +tfm[(4*(depthbase+i))+2]:=0;tfm[(4*(depthbase+i))+3]:=0; +begin perfect:=false;if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Depth',' ',i:1,' is too big;');end; +writeln('I have set it to zero.');end; +for i:=0 to ni-1 do if(tfm[4*(italicbase+i)]>0)and(tfm[4*(italicbase+i)] +<255)then begin tfm[4*(italicbase+i)]:=0;tfm[(4*(italicbase+i))+1]:=0; +tfm[(4*(italicbase+i))+2]:=0;tfm[(4*(italicbase+i))+3]:=0; +begin perfect:=false;if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Italic correction',' ',i:1,' is too big;'); +end;writeln('I have set it to zero.');end; +if nk>0 then for i:=0 to nk-1 do if(tfm[4*(kernbase+i)]>0)and(tfm[4*( +kernbase+i)]<255)then begin tfm[4*(kernbase+i)]:=0; +tfm[(4*(kernbase+i))+1]:=0;tfm[(4*(kernbase+i))+2]:=0; +tfm[(4*(kernbase+i))+3]:=0;begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Kern',' ',i:1,' is too big;');end; +writeln('I have set it to zero.');end;{:62}end;{:97}{98:} +procedure docharacters;var c:byte;k:index;ai:0..ligsize;begin{78:} +sortptr:=0; +for c:=bc to ec do if tfm[4*(charbase+c)]>0 then begin if charsonline=8 +then begin writeln(' ');charsonline:=1; +end else begin if charsonline>0 then write(' '); +charsonline:=charsonline+1;end;printoctal(c);left; +write(plfile,'CHARACTER');outchar(c);outln;{79:}begin left; +write(plfile,'CHARWD'); +if tfm[4*(charbase+c)]>=nw then begin perfect:=false;writeln(' '); +write('Width',' index for character ');printoctal(c); +writeln(' is too large;');writeln('so I reset it to zero.'); +end else outfix(4*(widthbase+tfm[4*(charbase+c)]));right;end{:79}; +if(tfm[4*(charbase+c)+1]div 16)>0 then{80:} +if(tfm[4*(charbase+c)+1]div 16)>=nh then begin perfect:=false; +writeln(' ');write('Height',' index for character ');printoctal(c); +writeln(' is too large;');writeln('so I reset it to zero.'); +end else begin left;write(plfile,'CHARHT'); +outfix(4*(heightbase+(tfm[4*(charbase+c)+1]div 16)));right;end{:80}; +if(tfm[4*(charbase+c)+1]mod 16)>0 then{81:} +if(tfm[4*(charbase+c)+1]mod 16)>=nd then begin perfect:=false; +writeln(' ');write('Depth',' index for character ');printoctal(c); +writeln(' is too large;');writeln('so I reset it to zero.'); +end else begin left;write(plfile,'CHARDP'); +outfix(4*(depthbase+(tfm[4*(charbase+c)+1]mod 16)));right;end{:81}; +if(tfm[4*(charbase+c)+2]div 4)>0 then{82:} +if(tfm[4*(charbase+c)+2]div 4)>=ni then begin perfect:=false; +writeln(' ');write('Italic correction',' index for character '); +printoctal(c);writeln(' is too large;'); +writeln('so I reset it to zero.');end else begin left; +write(plfile,'CHARIC'); +outfix(4*(italicbase+(tfm[4*(charbase+c)+2]div 4)));right;end{:82}; +case(tfm[4*(charbase+c)+2]mod 4)of 0:;1:{83:}begin left; +write(plfile,'COMMENT');outln;i:=tfm[4*(charbase+c)+3]; +r:=4*(ligkernbase+(i));if tfm[r]>128 then i:=256*tfm[r+2]+tfm[r+3]; +repeat{74:}begin k:=4*(ligkernbase+(i)); +if tfm[k]>128 then begin if 256*tfm[k+2]+tfm[k+3]>=nl then begin perfect +:=false;if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ', +'Ligature unconditional stop command address is too big.');end; +end else if tfm[k+2]>=128 then{76:} +begin if((tfm[k+1]<bc)or(tfm[k+1]>ec)or(tfm[4*(charbase+tfm[k+1])]=0)) +then if tfm[k+1]<>boundarychar then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Kern step for',' nonexistent character '); +printoctal(tfm[k+1]);writeln('.');tfm[k+1]:=bc;end;left; +write(plfile,'KRN');outchar(tfm[k+1]);r:=256*(tfm[k+2]-128)+tfm[k+3]; +if r>=nk then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Kern index too large.');end; +write(plfile,' R 0.0');end else outfix(4*(kernbase+r));right;end{:76} +else{77:} +begin if((tfm[k+1]<bc)or(tfm[k+1]>ec)or(tfm[4*(charbase+tfm[k+1])]=0)) +then if tfm[k+1]<>boundarychar then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Ligature step for',' nonexistent character '); +printoctal(tfm[k+1]);writeln('.');tfm[k+1]:=bc;end; +if((tfm[k+3]<bc)or(tfm[k+3]>ec)or(tfm[4*(charbase+tfm[k+3])]=0))then +begin perfect:=false;if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Ligature step produces the', +' nonexistent character ');printoctal(tfm[k+3]);writeln('.'); +tfm[k+3]:=bc;end;left;r:=tfm[k+2]; +if(r=4)or((r>7)and(r<>11))then begin writeln( +'Ligature step with nonstandard code changed to LIG');r:=0;tfm[k+2]:=0; +end;if r mod 4>1 then write(plfile,'/');write(plfile,'LIG'); +if odd(r)then write(plfile,'/');while r>3 do begin write(plfile,'>'); +r:=r-4;end;outchar(tfm[k+1]);outchar(tfm[k+3]);right;end{:77}; +if tfm[k]>0 then if level=1 then{75:} +begin if tfm[k]>=128 then write(plfile,'(STOP)')else begin count:=0; +for ai:=i+1 to i+tfm[k]do if activity[ai]=2 then count:=count+1; +write(plfile,'(SKIP D ',count:1,')');end;outln;end{:75};end{:74}; +if tfm[k]>=128 then i:=nl else i:=i+1+tfm[k];until i>=nl;right;end{:83}; +2:{84:}begin r:=tfm[4*(charbase+c)+3]; +if((r<bc)or(r>ec)or(tfm[4*(charbase+r)]=0))then begin begin perfect:= +false;if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Character list link to', +' nonexistent character ');printoctal(r);writeln('.');end; +tfm[4*(charbase+c)+2]:=4*(tfm[4*(charbase+c)+2]div 4)+0; +end else begin while(r<c)and((tfm[4*(charbase+r)+2]mod 4)=2)do r:=tfm[4* +(charbase+r)+3];if r=c then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Cycle in a character list!');end; +write('Character ');printoctal(c);writeln(' now ends the list.'); +tfm[4*(charbase+c)+2]:=4*(tfm[4*(charbase+c)+2]div 4)+0; +end else begin left;write(plfile,'NEXTLARGER'); +outchar(tfm[4*(charbase+c)+3]);right;end;end;end{:84};3:{85:} +if tfm[4*(charbase+c)+3]>=ne then begin begin perfect:=false; +writeln(' ');write('Extensible',' index for character ');printoctal(c); +writeln(' is too large;');writeln('so I reset it to zero.');end; +tfm[4*(charbase+c)+2]:=4*(tfm[4*(charbase+c)+2]div 4)+0; +end else begin left;write(plfile,'VARCHAR');outln;{86:} +for k:=0 to 3 do if(k=3)or(tfm[4*(extenbase+tfm[4*(charbase+c)+3])+k]>0) +then begin left;case k of 0:write(plfile,'TOP');1:write(plfile,'MID'); +2:write(plfile,'BOT');3:write(plfile,'REP')end; +if((tfm[4*(extenbase+tfm[4*(charbase+c)+3])+k]<bc)or(tfm[4*(extenbase+ +tfm[4*(charbase+c)+3])+k]>ec)or(tfm[4*(charbase+tfm[4*(extenbase+tfm[4*( +charbase+c)+3])+k])]=0))then outchar(c)else outchar(tfm[4*(extenbase+tfm +[4*(charbase+c)+3])+k]);right;end{:86};right;end{:85};end;right;end{:78} +;end;{:98}{99:}begin initialize;if not organize then goto 9999; +dosimplethings;{66:} +if nl>0 then begin for ai:=0 to nl-1 do activity[ai]:=0;{69:} +if tfm[4*(ligkernbase+(0))]=255 then begin left; +write(plfile,'BOUNDARYCHAR');boundarychar:=tfm[4*(ligkernbase+(0))+1]; +outchar(boundarychar);right;activity[0]:=1;end; +if tfm[4*(ligkernbase+(nl-1))]=255 then begin r:=256*tfm[4*(ligkernbase+ +(nl-1))+2]+tfm[4*(ligkernbase+(nl-1))+3]; +if r>=nl then begin perfect:=false;writeln(' '); +write('Ligature/kern starting index for boundarychar is too large;'); +writeln('so I removed it.');end else begin labelptr:=1; +labeltable[1].cc:=256;labeltable[1].rr:=r;bcharlabel:=r;activity[r]:=2; +end;activity[nl-1]:=1;end{:69};end;{67:} +for c:=bc to ec do if(tfm[4*(charbase+c)+2]mod 4)=1 then begin r:=tfm[4* +(charbase+c)+3]; +if r<nl then begin if tfm[4*(ligkernbase+(r))]>128 then begin r:=256*tfm +[4*(ligkernbase+(r))+2]+tfm[4*(ligkernbase+(r))+3]; +if r<nl then if activity[tfm[4*(charbase+c)+3]]=0 then activity[tfm[4*( +charbase+c)+3]]:=1;end;end;if r>=nl then begin perfect:=false; +writeln(' ');write('Ligature/kern starting index for character '); +printoctal(c);writeln(' is too large;');writeln('so I removed it.'); +tfm[4*(charbase+c)+2]:=4*(tfm[4*(charbase+c)+2]div 4)+0;end else{68:} +begin sortptr:=labelptr; +while labeltable[sortptr].rr>r do begin labeltable[sortptr+1]:= +labeltable[sortptr];sortptr:=sortptr-1;end;labeltable[sortptr+1].cc:=c; +labeltable[sortptr+1].rr:=r;labelptr:=labelptr+1;activity[r]:=2;end{:68} +;end;labeltable[labelptr+1].rr:=ligsize;{:67};if nl>0 then begin left; +write(plfile,'LIGTABLE');outln;{70:} +for ai:=0 to nl-1 do if activity[ai]=2 then begin r:=tfm[4*(ligkernbase+ +(ai))];if r<128 then begin r:=r+ai+1; +if r>=nl then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Ligature/kern step ',ai:1,' skips too far;'); +end;writeln('I made it stop.');tfm[4*(ligkernbase+(ai))]:=128; +end else activity[r]:=2;end;end{:70};{71:}sortptr:=1; +for acti:=0 to nl-1 do if activity[acti]<>1 then begin i:=acti;{73:} +if activity[i]=0 then begin if level=1 then begin left; +write(plfile,'COMMENT THIS PART OF THE PROGRAM IS NEVER USED!');outln; +end end else if level=2 then right{:73};{72:} +while i=labeltable[sortptr].rr do begin left;write(plfile,'LABEL'); +if labeltable[sortptr].cc=256 then write(plfile,' BOUNDARYCHAR')else +outchar(labeltable[sortptr].cc);right;sortptr:=sortptr+1;end{:72};{74:} +begin k:=4*(ligkernbase+(i)); +if tfm[k]>128 then begin if 256*tfm[k+2]+tfm[k+3]>=nl then begin perfect +:=false;if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ', +'Ligature unconditional stop command address is too big.');end; +end else if tfm[k+2]>=128 then{76:} +begin if((tfm[k+1]<bc)or(tfm[k+1]>ec)or(tfm[4*(charbase+tfm[k+1])]=0)) +then if tfm[k+1]<>boundarychar then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Kern step for',' nonexistent character '); +printoctal(tfm[k+1]);writeln('.');tfm[k+1]:=bc;end;left; +write(plfile,'KRN');outchar(tfm[k+1]);r:=256*(tfm[k+2]-128)+tfm[k+3]; +if r>=nk then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +writeln('Bad TFM file: ','Kern index too large.');end; +write(plfile,' R 0.0');end else outfix(4*(kernbase+r));right;end{:76} +else{77:} +begin if((tfm[k+1]<bc)or(tfm[k+1]>ec)or(tfm[4*(charbase+tfm[k+1])]=0)) +then if tfm[k+1]<>boundarychar then begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Ligature step for',' nonexistent character '); +printoctal(tfm[k+1]);writeln('.');tfm[k+1]:=bc;end; +if((tfm[k+3]<bc)or(tfm[k+3]>ec)or(tfm[4*(charbase+tfm[k+3])]=0))then +begin perfect:=false;if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Ligature step produces the', +' nonexistent character ');printoctal(tfm[k+3]);writeln('.'); +tfm[k+3]:=bc;end;left;r:=tfm[k+2]; +if(r=4)or((r>7)and(r<>11))then begin writeln( +'Ligature step with nonstandard code changed to LIG');r:=0;tfm[k+2]:=0; +end;if r mod 4>1 then write(plfile,'/');write(plfile,'LIG'); +if odd(r)then write(plfile,'/');while r>3 do begin write(plfile,'>'); +r:=r-4;end;outchar(tfm[k+1]);outchar(tfm[k+3]);right;end{:77}; +if tfm[k]>0 then if level=1 then{75:} +begin if tfm[k]>=128 then write(plfile,'(STOP)')else begin count:=0; +for ai:=i+1 to i+tfm[k]do if activity[ai]=2 then count:=count+1; +write(plfile,'(SKIP D ',count:1,')');end;outln;end{:75};end{:74};end; +if level=2 then right{:71};right;{90:}hashptr:=0;yligcycle:=256; +for hh:=0 to hashsize do hash[hh]:=0; +for c:=bc to ec do if(tfm[4*(charbase+c)+2]mod 4)=1 then begin i:=tfm[4* +(charbase+c)+3]; +if tfm[4*(ligkernbase+(i))]>128 then i:=256*tfm[4*(ligkernbase+(i))+2]+ +tfm[4*(ligkernbase+(i))+3];{91:}repeat hashinput; +k:=tfm[4*(ligkernbase+(i))];if k>=128 then i:=nl else i:=i+1+k; +until i>=nl{:91};end;if bcharlabel<nl then begin c:=256;i:=bcharlabel; +{91:}repeat hashinput;k:=tfm[4*(ligkernbase+(i))]; +if k>=128 then i:=nl else i:=i+1+k;until i>=nl{:91};end; +if hashptr=hashsize then begin writeln( +'Sorry, I haven''t room for so many ligature/kern pairs!');goto 9999; +end;for hh:=1 to hashptr do begin r:=hashlist[hh]; +if class[r]>0 then r:=f(r,(hash[r]-1)div 256,(hash[r]-1)mod 256);end; +if yligcycle<256 then begin write( +'Infinite ligature loop starting with '); +if xligcycle=256 then write('boundary')else printoctal(xligcycle); +write(' and ');printoctal(yligcycle);writeln('!'); +write(plfile,'(INFINITE LIGATURE LOOP MUST BE BROKEN!)');goto 9999; +end{:90};end{:66};{87:} +if ne>0 then for c:=0 to ne-1 do for d:=0 to 3 do begin k:=4*(extenbase+ +c)+d;if(tfm[k]>0)or(d=3)then begin if((tfm[k]<bc)or(tfm[k]>ec)or(tfm[4*( +charbase+tfm[k])]=0))then begin begin perfect:=false; +if charsonline>0 then writeln(' ');charsonline:=0; +write('Bad TFM file: ','Extensible recipe involves the', +' nonexistent character ');printoctal(tfm[k]);writeln('.');end; +if d<3 then tfm[k]:=0;end;end;end{:87};docharacters;writeln('.'); +if level<>0 then writeln('This program isn''t working!'); +if not perfect then write(plfile, +'(COMMENT THE TFM FILE WAS BAD, SO THE DATA HAS BEEN CHANGED!)'); +9999:writeln(' ');end.{:99} |