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* Improve error reporting.

Browse Source 
* Make it work with scary_eqns.lyx by repeating the LaTeX run if it failed
first time round, but this time remove the showlabels option from
preview.sty.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@4704 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Angus Leeming 2002-07-18 17:17:17 +00:00
parent 6206e59009
commit c723c2aeff
2 changed files with 51 additions and 25 deletions
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4
lib/ChangeLog
View File

@ -1,3 +1,7 @@
2002-07-18 Angus Leeming <leeming@lyx.org>
* lyxpreview2ppm.sh: clean-up. Get it to work with scary_eqns.lyx.
2002-07-17 André Pönitz <poenitz@gmx.net>
* configure.m4: fix typo in last change

72
lib/scripts/lyxpreview2ppm.sh
View File

@ -21,52 +21,73 @@ if [ $# -ne 2 ]; then
fi
# A couple of helper functions
FIND_EXECUTABLE=""
FIND_IT () {
which ${FIND_EXECUTABLE} > /dev/null
which ${EXECUTABLE} > /dev/null
STATUS=$?
if [ ${STATUS} -ne 0 ]; then
echo "Unable to find \"${FIND_EXECUTABLE}\". Please install."
echo "Unable to find \"${EXECUTABLE}\". Please install."
exit 1
fi
}
CHECK_STATUS () {
if [ ${STATUS} -ne 0 ]; then
echo "${EXECUTABLE} failed."
BAIL_OUT () {
# Remove everything except the original .tex file.
FILES=`ls ${BASE}* | sed -e "/${BASE}.tex/d"`
rm -f ${FILES}
exit ${STATUS}
fi
rm -f ${FILES} texput.log
exit 1
}
# We use latex, dvips and gs, so check that they're all there.
FIND_EXECUTABLE=latex; FIND_IT
FIND_EXECUTABLE=dvips; FIND_IT
FIND_EXECUTABLE=gs; FIND_IT
EXECUTABLE=latex; FIND_IT
EXECUTABLE=dvips; FIND_IT
EXECUTABLE=gs; FIND_IT
# Initialise some variables.
TEXFILE=$1
TEXFILE=`basename $1`
RESOLUTION=$2
DIR=`dirname ${TEXFILE}`
BASE=`basename ${TEXFILE} .tex`
DIR=`dirname $1`
BASE=`basename $1 .tex`
DVIFILE=${BASE}.dvi
PSFILE=${BASE}.ps
METRICS=${BASE}.metrics
# Perform the conversion.
# LaTeX -> DVI.
cd ${DIR}
latex ${TEXFILE}
STATUS=$?
EXECUTABLE="latex ${TEXFILE}"; CHECK_STATUS
dvips -o ${PSFILE} ${DVIFILE}
if [ ${STATUS} -ne 0 ]; then
# LaTeX failed.
# preview.sty has known problems with the showlabels option,
# so remove it and try again.
sed -e "/^[\]usepackage\(.*\){preview}/s/,showlabels//" \
< ${TEXFILE} > .${TEXFILE}
cmp -s ${TEXFILE} .${TEXFILE}
STATUS=$?
EXECUTABLE="dvips ${DVIFILE}"; CHECK_STATUS
if [ ${STATUS} -eq 0 ]; then
rm -f .${TEXFILE}
echo "Failed: latex ${TEXFILE}"
BAIL_OUT
fi
mv -f .${TEXFILE} ${TEXFILE}
latex ${TEXFILE}
STATUS=$?
if [ ${STATUS} -ne 0 ]; then
echo "Failed: latex ${TEXFILE}"
BAIL_OUT
fi
fi
# DVI -> PostScript
dvips -o ${PSFILE} ${DVIFILE}
STATUS=$?
if [ ${STATUS} -ne 0 ]; then
echo "Failed: dvips -o ${PSFILE} ${DVIFILE}"
BAIL_OUT
fi
# PostScript -> Bitmap files
# Older versions of gs have problems with a large degree of anti-aliasing
# at high resolutions
ALPHA=4
@ -79,7 +100,10 @@ gs -q -dNOPAUSE -dBATCH -dSAFER -sDEVICE=pnmraw -sOutputFile=${BASE}%03d.ppm \
${PSFILE}
STATUS=$?
EXECUTABLE="gs ${PSFILE}"; CHECK_STATUS
if [ ${STATUS} -ne 0 ]; then
echo "Failed: gs ${PSFILE}"
BAIL_OUT
fi
# Attempt to generate a file ${METRICS} that contains only the tightpage
# bounding box info, extract from ${PSFILE}
@ -110,9 +134,7 @@ EOF
# 2. Run sed!
sed -f ${SEDSCRIPT} < ${PSFILE} > ${METRICS}
STATUS=$?
rm -f ${SEDSCRIPT}
EXECUTABLE="extracting metrics"; CHECK_STATUS
# The ppm files have spurious (?! say some !) white space on the left and right
# sides. If you want this removed set REMOVE_WS=1.
@ -139,5 +161,5 @@ fi
# All was successful, so remove everything except the ppm files and the
# metrics file.
FILES=`ls ${BASE}* | sed -e "/${BASE}.metrics/d" -e "/${BASE}.*.ppm/d"`
FILES=`ls ${BASE}* | sed -e "/${BASE}.metrics/d" -e "/${BASE}[0-9]\{3\}.ppm/d"`
rm -f ${FILES}