igor-liferenko / lhplain Goto Github PK

This repo contains dvipdf and supporting files.

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https://www.ams.org/arc/tex/amsfonts.zip
https://mirrors.ctan.org/fonts/ps-type1/cm-super.zip

Copy *.pfb files from directories containing cmr10.pfb and sfrm1000.pfb to lhplain/

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1)
xxd -p -c1 /usr/lib/libgs.so.9.26 >/tmp/xxd
perl -le '@a=<>;chop@a;for$i(0..$#a-1){print"^",$i+1,"\t"if$a[$i]eq"86"&&$a[$i+1]eq"55"}' /tmp/xxd >/tmp/num # (byte order depends on processor)
nl /tmp/xxd | sed 's/^\s\+//' | grep --color=always -C5 -f /tmp/num >/tmp/out
objdump -d /usr/lib/libgs.so.9.26 | grep -C3 '\$0x5586,' # 21894 (GS_C_PDF_MAX_GOOD_GLYPH)
less -R /tmp/out # determine LINENUM accordingly to output from previous command and put it to next command
sed -i 'LINENUM{N;s/.*/00\n00/}' /tmp/xxd # change to zero
xxd -r -p /tmp/xxd /tmp/libgs.so.9.26
sudo cp /tmp/libgs.so.9.26 /usr/lib/libgs.so.9.26

2)
sudo sed -i 's/ minus\b//;/16#002D/s/$/ minus/' /usr/share/ghostscript/9.26/Resource/Decoding/Unicode
sudo sed -i 's/ quoteright\b//;/16#0027/s/$/ quoteright/' /usr/share/ghostscript/9.26/Resource/Decoding/Unicode
sudo sed -i 's/ quoteleft\b//;/16#0060/s/$/ quoteleft/' /usr/share/ghostscript/9.26/Resource/Decoding/Unicode

For example:

\nopagenumbers \font\tt=cmtex10 \tt -`' \bye

This is the diff of PDF file before and after doing 1 (*):

+13 0 obj
+<</Length 277>>stream
+/CIDInit /ProcSet findresource begin
+12 dict begin
+begincmap
+/CMapType 2 def
+/CMapName/R13 def
+1 begincodespacerange
+<00><ff>
+endcodespacerange
+3 beginbfrange
+<27><27><2019>
+<2d><2d><2212>
+<60><60><2018>
+endbfrange
+endcmap
+CMapName currentdict /CMap defineresource pop
+end end
+
+endstream
+endobj
 8 0 obj
-<</BaseFont/SOCCVA+CMTEX10/FontDescriptor 9 0 R/Type/Font
+<</BaseFont/SOCCVA+CMTEX10/FontDescriptor 9 0 R/ToUnicode 13 0 R/Type/Font

This is the diff of PDF file before and after doing 2 (*):

-<27><27><2019>
-<2d><2d><2212>
-<60><60><2018>
+<27><27><0027>
+<2d><2d><002d>
+<60><60><0060>

(*) - add -dCompressFonts=false to ps2pdf in lhplain/dvipdf