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awk 'function error(s) { print "dformat error: " s " near input line " NR | "cat 1>&2" } BEGIN { s =   "recht 0.3        addrht 0.055    recspread 0.15 "        s = s "charwid 0.07     textht 0.167    addrdelta 4 "        s = s "bitwid 0.125     linedisp 0.04   addr both "        s = s "fill off         linethrutext 1"        n = split(s, x)        for (i = 1; i <= n-1; i += 2) oparm[x[i]] = parm[x[i]] = x[i+1]} inlang == 0   { if ($0 !~ /^\.begin[ \t]/ || $2 != "dformat") print                else {                        inlang = 1; print ".PS"; boxacnt = 0                        if (firstpic != 1) { firstpic = 1; print "fillval = 0.9" }                }                next              }/^\.end/      { inlang = 0; print ".PE"; next } $1 == "style" { if (!($2 in parm)) error("unrecognized name: " $2)                else if ($3 == "reset") {                        t = oparm[$2]; oparm[$2] = parm[$2]; parm[$2] = t                } else {                        oparm[$2] = parm[$2]; parm[$2] = $3                }                next              } $1 == "pic"   { $1 = ""; print $0; next } /^[^ \t]/     { printf "BoxA: box invis ht %g wid 0", parm["recht"]                if (boxacnt++) printf " with .n at BoxA.s - (0,%g)",                                parm["recspread"] + maxdy*parm["textht"]                printf "\n"                maxdy = sumboxlen = 0                gsub(/[ \t]+$/, "")                if ($0 != "noname") {                        printf " \"%s  \" rjust at BoxA.w\n", $0                        printf " box invis with .e at BoxA.w ht 0 wid %g\n",                                parm["charwid"] * (length($0) + 3)                }                printf " BoxB: box invis ht %g wid 0 at BoxA\n", parm["recht"]                next              }/./           { boxname = ""                if ($1 ~ /:$/) {                        boxname = substr($1, 1, length($1)-1)                        $1 = ""; $0 = " " $0                }                range = $1; $1 = ""                gsub(/^[ \t]+/, ""); gsub(/[ \t]+$/, ""); text = $0                n = split(range, x, "-")                rlo =                   x[1]                rhi =   (n >= 2) ?      x[2]  : rlo                cwid = (rhi >= rlo) ? rhi - rlo + 1 : rlo - rhi + 1                rwid =  (n >= 3) ? (0 + x[3]) : cwid                btype =                 x[4]                if (btype !~ /^(dot|dash|invis)/) btype = "solid"                textlen = parm["charwid"] * length(text)                boxlen = parm["bitwid"] * rwid                dy = 0                if (textlen > boxlen) { # set dy, the channel for this text                        chan[maxdy+1] = -999                        for (dy = 1; chan[dy]+textlen > sumboxlen; dy++) ;                        if (dy > maxdy) maxdy = dy                        if (parm["linethrutext"] == 0)                                for (k = 1; k <= dy; k++)                                        chan[k] = sumboxlen+boxlen                        else                                chan[dy] = sumboxlen                }                sumboxlen += boxlen                fill = ""                if (parm["fill"] == "on") fill = " fill "                if (boxname != "") printf "  %s:", boxname                printf "  BoxB: box %s %s ht %g wid %g with .w at BoxB.e\n",                        fill, btype, parm["recht"], boxlen                if (dy == 0) printf "    \"%s\" at BoxB.c\n", text                else {  if (rwid < 2) start = "BoxB.s"                        else start = "BoxB.se - (" parm["linedisp"] ",0)"                        printf "    line from %s down %g\n",                                start, dy*parm["textht"]                        printf "    \"%s\\|\" at last line .s rjust\n", text                        printf "    box invis with .e at last line .s ht 0 wid %g\n",                                textlen                }                 if (parm["addr"] ~ /^(left|right|both)$/) {                    dp = int(parm["addrdelta"])     # Delta Point size                    if (dp < 0 || dp > 9) error("bad addrdelta value: " dp)                    dah = parm["addrht"]            # Delta Addr Height                    pb = parm["addr"]               # Parameter for Bits                    if (rlo == rhi) {                        printf "    \"\\s-%d%s\\s+%d\" at BoxB.s + (0,%g)\n",                                dp, rlo, dp, dah                    } else {                        if (pb == "left" || pb == "both")                            printf "\t\"\\|\\s-%d%s\\s+%d\" ljust at BoxB.sw + (0,%g)\n",                                dp, rlo, dp, dah                        if (pb == "right" || pb == "both")                            printf "\t\"\\s-%d%s\\s+%d\\|\" rjust at BoxB.se + (0,%g)\n",                                dp, rhi, dp, dah                    }                }              }END           { if (inlang) error("eof inside begin/end") }' $*