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authorKarl Berry <karl@freefriends.org>2020-06-28 21:34:37 +0000
committerKarl Berry <karl@freefriends.org>2020-06-28 21:34:37 +0000
commit6339e51588b3e9162d1a12206a96ae5dde5364ab (patch)
treea8e6788df4002b15b8a3e09ef0ed76465fe6251a /Master/texmf-dist/tex/generic/pdftexcmds
parentdfe6d6910cb767db961732ceac8f3481683aba08 (diff)
oops, pdftexcmds.lua in runtime
git-svn-id: svn://tug.org/texlive/trunk@55693 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/generic/pdftexcmds')
-rw-r--r--Master/texmf-dist/tex/generic/pdftexcmds/pdftexcmds.lua375
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diff --git a/Master/texmf-dist/tex/generic/pdftexcmds/pdftexcmds.lua b/Master/texmf-dist/tex/generic/pdftexcmds/pdftexcmds.lua
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+--
+-- This is file `pdftexcmds.lua',
+-- generated with the docstrip utility.
+--
+-- The original source files were:
+--
+-- pdftexcmds.dtx (with options: `lua')
+--
+-- This is a generated file.
+--
+-- Project: pdftexcmds
+-- Version: 2020-06-27 v0.33
+--
+-- Copyright (C)
+-- 2007, 2009-2011 Heiko Oberdiek
+-- 2016-2019 Oberdiek Package Support Group
+--
+-- This work may be distributed and/or modified under the
+-- conditions of the LaTeX Project Public License, either
+-- version 1.3c of this license or (at your option) any later
+-- version. This version of this license is in
+-- https://www.latex-project.org/lppl/lppl-1-3c.txt
+-- and the latest version of this license is in
+-- https://www.latex-project.org/lppl.txt
+-- and version 1.3 or later is part of all distributions of
+-- LaTeX version 2005/12/01 or later.
+--
+-- This work has the LPPL maintenance status "maintained".
+--
+-- The Current Maintainers of this work are
+-- Heiko Oberdiek and the Oberdiek Package Support Group
+-- https://github.com/ho-tex/pdftexcmds/issues
+--
+-- The Base Interpreter refers to any `TeX-Format',
+-- because some files are installed in TDS:tex/generic//.
+--
+-- This work consists of the main source file pdftexcmds.dtx
+-- and the derived files
+-- pdftexcmds.sty, pdftexcmds.pdf, pdftexcmds.ins, pdftexcmds.drv,
+-- pdftexcmds.lua.
+--
+oberdiek = oberdiek or {}
+local pdftexcmds = oberdiek.pdftexcmds or {}
+oberdiek.pdftexcmds = pdftexcmds
+local systemexitstatus
+function pdftexcmds.getversion()
+ tex.write("2020-06-27 v0.33")
+end
+function pdftexcmds.strcmp(A, B)
+ if A == B then
+ tex.write("0")
+ elseif A < B then
+ tex.write("-1")
+ else
+ tex.write("1")
+ end
+end
+local function utf8_to_byte(str)
+ local i = 0
+ local n = string.len(str)
+ local t = {}
+ while i < n do
+ i = i + 1
+ local a = string.byte(str, i)
+ if a < 128 then
+ table.insert(t, string.char(a))
+ else
+ if a >= 192 and i < n then
+ i = i + 1
+ local b = string.byte(str, i)
+ if b < 128 or b >= 192 then
+ i = i - 1
+ elseif a == 194 then
+ table.insert(t, string.char(b))
+ elseif a == 195 then
+ table.insert(t, string.char(b + 64))
+ end
+ end
+ end
+ end
+ return table.concat(t)
+end
+function pdftexcmds.escapehex(str, mode)
+ if mode == "byte" then
+ str = utf8_to_byte(str)
+ end
+ tex.write((string.gsub(str, ".",
+ function (ch)
+ return string.format("%02X", string.byte(ch))
+ end
+ )))
+end
+function pdftexcmds.unescapehex(str, mode, patch)
+ local a = 0
+ local first = true
+ local result = {}
+ for i = 1, string.len(str), 1 do
+ local ch = string.byte(str, i)
+ if ch >= 48 and ch <= 57 then
+ ch = ch - 48
+ elseif ch >= 65 and ch <= 70 then
+ ch = ch - 55
+ elseif ch >= 97 and ch <= 102 then
+ ch = ch - 87
+ else
+ ch = nil
+ end
+ if ch then
+ if first then
+ a = ch * 16
+ first = false
+ else
+ table.insert(result, a + ch)
+ first = true
+ end
+ end
+ end
+ if not first then
+ table.insert(result, a)
+ end
+ if patch == 1 then
+ local temp = {}
+ for i, a in ipairs(result) do
+ if a == 0 then
+ table.insert(temp, 1)
+ table.insert(temp, 1)
+ else
+ if a == 1 then
+ table.insert(temp, 1)
+ table.insert(temp, 2)
+ else
+ table.insert(temp, a)
+ end
+ end
+ end
+ result = temp
+ end
+ if mode == "byte" then
+ local utf8 = {}
+ for i, a in ipairs(result) do
+ if a < 128 then
+ table.insert(utf8, a)
+ else
+ if a < 192 then
+ table.insert(utf8, 194)
+ a = a - 128
+ else
+ table.insert(utf8, 195)
+ a = a - 192
+ end
+ table.insert(utf8, a + 128)
+ end
+ end
+ result = utf8
+ end
+ local unpack = _G["unpack"] or table.unpack
+ tex.settoks(pdftexcmds.toks, string.char(unpack(result)))
+end
+function pdftexcmds.escapestring(str, mode)
+ if mode == "byte" then
+ str = utf8_to_byte(str)
+ end
+ tex.write((string.gsub(str, ".",
+ function (ch)
+ local b = string.byte(ch)
+ if b < 33 or b > 126 then
+ return string.format("\\%.3o", b)
+ end
+ if b == 40 or b == 41 or b == 92 then
+ return "\\" .. ch
+ end
+ return nil
+ end
+ )))
+end
+function pdftexcmds.escapename(str, mode)
+ if mode == "byte" then
+ str = utf8_to_byte(str)
+ end
+ tex.write((string.gsub(str, ".",
+ function (ch)
+ local b = string.byte(ch)
+ if b == 0 then
+ return ""
+ end
+ if b <= 32 or b >= 127
+ or b == 35 or b == 37 or b == 40 or b == 41
+ or b == 47 or b == 60 or b == 62 or b == 91
+ or b == 93 or b == 123 or b == 125 then
+ return string.format("#%.2X", b)
+ else
+ return nil
+ end
+ end
+ )))
+end
+function pdftexcmds.filesize(filename)
+ local foundfile = kpse.find_file(filename, "tex", true)
+ if foundfile then
+ local size = lfs.attributes(foundfile, "size")
+ if size then
+ tex.write(size)
+ end
+ end
+end
+function pdftexcmds.filemoddate(filename)
+ local foundfile = kpse.find_file(filename, "tex", true)
+ if foundfile then
+ local date = lfs.attributes(foundfile, "modification")
+ if date then
+ local d = os.date("*t", date)
+ if d.sec >= 60 then
+ d.sec = 59
+ end
+ local u = os.date("!*t", date)
+ local off = 60 * (d.hour - u.hour) + d.min - u.min
+ if d.year ~= u.year then
+ if d.year > u.year then
+ off = off + 1440
+ else
+ off = off - 1440
+ end
+ elseif d.yday ~= u.yday then
+ if d.yday > u.yday then
+ off = off + 1440
+ else
+ off = off - 1440
+ end
+ end
+ local timezone
+ if off == 0 then
+ timezone = "Z"
+ else
+ local hours = math.floor(off / 60)
+ local mins = math.abs(off - hours * 60)
+ timezone = string.format("%+03d'%02d'", hours, mins)
+ end
+ tex.write(string.format("D:%04d%02d%02d%02d%02d%02d%s",
+ d.year, d.month, d.day, d.hour, d.min, d.sec, timezone))
+ end
+ end
+end
+function pdftexcmds.filedump(offset, length, filename)
+ length = tonumber(length)
+ if length and length > 0 then
+ local foundfile = kpse.find_file(filename, "tex", true)
+ if foundfile then
+ offset = tonumber(offset)
+ if not offset then
+ offset = 0
+ end
+ local filehandle = io.open(foundfile, "rb")
+ if filehandle then
+ if offset > 0 then
+ filehandle:seek("set", offset)
+ end
+ local dump = filehandle:read(length)
+ pdftexcmds.escapehex(dump)
+ filehandle:close()
+ end
+ end
+ end
+end
+function pdftexcmds.mdfivesum(str, mode)
+ if mode == "byte" then
+ str = utf8_to_byte(str)
+ end
+ pdftexcmds.escapehex(md5.sum(str))
+end
+function pdftexcmds.filemdfivesum(filename)
+ local foundfile = kpse.find_file(filename, "tex", true)
+ if foundfile then
+ local filehandle = io.open(foundfile, "rb")
+ if filehandle then
+ local contents = filehandle:read("*a")
+ pdftexcmds.escapehex(md5.sum(contents))
+ filehandle:close()
+ end
+ end
+end
+local basetime = 0
+function pdftexcmds.resettimer()
+ basetime = os.clock()
+end
+function pdftexcmds.elapsedtime()
+ local val = (os.clock() - basetime) * 65536 + .5
+ if val > 2147483647 then
+ val = 2147483647
+ end
+ tex.write(string.format("%d", math.floor(val)))
+end
+function pdftexcmds.shellescape()
+ if os.execute then
+ if status
+ and status.luatex_version
+ and status.luatex_version >= 68 then
+ tex.write(os.execute())
+ else
+ local result = os.execute()
+ if result == 0 then
+ tex.write("0")
+ else
+ if result == nil then
+ tex.write("0")
+ else
+ tex.write("1")
+ end
+ end
+ end
+ else
+ tex.write("0")
+ end
+end
+function pdftexcmds.system(cmdline)
+ systemexitstatus = nil
+ texio.write_nl("log", "system(" .. cmdline .. ") ")
+ if os.execute then
+ texio.write("log", "executed.")
+ systemexitstatus = os.execute(cmdline)
+ else
+ texio.write("log", "disabled.")
+ end
+end
+function pdftexcmds.lastsystemstatus()
+ local result = tonumber(systemexitstatus)
+ if result then
+ local x = math.floor(result / 256)
+ tex.write(result - 256 * math.floor(result / 256))
+ end
+end
+function pdftexcmds.lastsystemexit()
+ local result = tonumber(systemexitstatus)
+ if result then
+ tex.write(math.floor(result / 256))
+ end
+end
+function pdftexcmds.pipe(cmdline, patch)
+ local result
+ systemexitstatus = nil
+ texio.write_nl("log", "pipe(" .. cmdline ..") ")
+ if io.popen then
+ texio.write("log", "executed.")
+ local handle = io.popen(cmdline, "r")
+ if handle then
+ result = handle:read("*a")
+ handle:close()
+ end
+ else
+ texio.write("log", "disabled.")
+ end
+ if result then
+ if patch == 1 then
+ local temp = {}
+ for i, a in ipairs(result) do
+ if a == 0 then
+ table.insert(temp, 1)
+ table.insert(temp, 1)
+ else
+ if a == 1 then
+ table.insert(temp, 1)
+ table.insert(temp, 2)
+ else
+ table.insert(temp, a)
+ end
+ end
+ end
+ result = temp
+ end
+ tex.settoks(pdftexcmds.toks, result)
+ else
+ tex.settoks(pdftexcmds.toks, "")
+ end
+end
+--
+-- End of File `pdftexcmds.lua'.