19486ee0e1
* Sanitize comand line handling a bit in all wrappers:
+ Correct delimiters syntax should be ' -- '.
+ Print warning for extra arguments which are ignored.
+ Instead of positional arguments use named variables whenever
appropriate.
git-svn-id: https://pandoc.googlecode.com/svn/trunk@97 788f1e2b-df1e-0410-8736-df70ead52e1b
108 lines
2.2 KiB
Bash
108 lines
2.2 KiB
Bash
#!/bin/sh
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# converts markdown to latex, then uses latex to make a PDF
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pathfind () { # portable which(1), code taken from Debian Developer's Reference
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OLDIFS="$IFS"
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IFS=:
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for _p in $PATH; do
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if [ -x "$_p/$*" ]; then
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IFS="$OLDIFS"
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return 0
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fi
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done
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IFS="$OLDIFS"
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return 1
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}
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for p in pandoc pdflatex; do
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pathfind $p || {
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echo >&2 "You need '$p' to use this program!"
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exit 1
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}
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done
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ALL="$*"
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ARGS=${ALL%% -- *} # only the part before ' -- ' delimiters is relevant
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set -- $ARGS
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REST=${ALL#$ARGS}; REST=${REST#--}
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PANDOC_OPTS=${REST:-$PANDOC_OPTS}
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outfile=
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for option; do
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if [ -n "$prev" ]; then
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eval "$prev=\$option"
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prev=
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shift
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continue
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fi
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optarg=$(expr "x$option" : 'x[^=]*=\(.*\)')
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case $option in
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-h | --h | --help )
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help=1
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shift ;;
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-o | --o | --output )
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prev=outfile
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shift ;;
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-o=* | --o=* | --output=* )
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outfile=$optarg
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shift ;;
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-* ) echo >&2 "$0: unknown option: $option; aborting"
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exit 1 ;;
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* ) break ;;
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esac
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done
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[ -z "$help" ] || {
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echo >&2 "Usage: $0 [-o|--output output-file] [input-file]"
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exit 0
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}
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infile=$1
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shift
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if [ -n "$@" ]; then
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echo >&2 "Warning: extra arguments '$@' will be ignored!"
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fi
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if [ -z "$outfile" ]; then
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if [ -n "$infile" ]; then
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outfile=${infile%.*}.pdf
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else
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outfile='stdin.pdf' # input is STDIN, since no argument given
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fi
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fi
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BASE=${outfile##*/}
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BASE=${BASE%.*}
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set -e
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TEMP=${TMPDIR-/tmp}/markdown2pdf.$$
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trap "status=$?; rm -rf $TEMP; exit $status" 0 INT
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mkdir -p $TEMP
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iconv -t utf-8 $infile | \
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pandoc $PANDOC_OPTS -w latex -s | \
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iconv -f utf-8 > $TEMP/$BASE.tex && (
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cd $TEMP
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if ! pdflatex -interaction=batchmode $BASE.tex >/dev/null 2>&1; then
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echo >&2 "LaTeX errors:"
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cat >&2 $BASE.log
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exit 1
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fi
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) || exit $?
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is_target_exists=
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if [ -f $outfile ]; then
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is_target_exists=1
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mv -f $outfile $outfile~
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fi
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mv -f $TEMP/$BASE.pdf $outfile
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printf "Created $outfile" >&2
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[ -z "$is_target_exists" ] || {
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printf " (previous file has been backed up as '$outfile~')" >&2
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}
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echo >&2 .
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