backends/ps

   1 # Backend to convert something into PostScript
   2 # Send any comments to Eric Bischoff <eric@caldera.de>
   3 # This program is under GPL license. See LICENSE file for details.
   4
   5 TEXINPUTS="$(dirname "${SGML_FILE}"):${TEXINPUTS}"
   6 export TEXINPUTS
   7
   8 # Convert to TeX
   9 $SGML_JADE -t tex -o ${SGML_FILE_NAME}.tex $SGML_ARGUMENTS
  10 if [ $? -ne 0 ]
  11 then exit 1
  12 fi
  13
  14 # Convert from TeX to DVI
  15 jadetex ${SGML_FILE_NAME}.tex >${SGML_FILE_NAME}.tmp
  16 if [ $? -ne 0 ]
  17 then
  18   cat ${SGML_FILE_NAME}.tmp
  19   rm ${SGML_FILE_NAME}.tmp
  20   rm ${SGML_FILE_NAME}.tex
  21   exit 2
  22 fi
  23 rm ${SGML_FILE_NAME}.tmp
  24
  25 # If there are unresolved references, re-run jadetex, twice
  26 if egrep '^LaTeX Warning: There were undefined references.$' ${SGML_FILE_NAME}.log >/dev/null 2>&1
  27 then
  28     jadetex ${SGML_FILE_NAME}.tex >/dev/null
  29     jadetex ${SGML_FILE_NAME}.tex >/dev/null
  30 fi
  31 rm -f ${SGML_FILE_NAME}.log ${SGML_FILE_NAME}.aux \
  32         ${SGML_FILE_NAME}.tex ${SGML_FILE_NAME}.out
  33
  34 # Convert from DVI to PostScript
  35 PAPERSIZE="-t letter"
  36 if echo x$SGML_ARGUMENTS | grep -- '-V paper-type=A4'
  37 then
  38   PAPERSIZE="-t a4"
  39 fi
  40
  41 dvips -R -q $PAPERSIZE ${SGML_FILE_NAME}.dvi -o ${SGML_FILE_NAME}.ps
  42 if [ $? -ne 0 ]
  43 then
  44   rm ${SGML_FILE_NAME}.dvi
  45   exit 3
  46 fi
  47 rm ${SGML_FILE_NAME}.dvi
  48
  49 exit 0