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|
#!/bin/sh
#
# gen-man
#
# Generates kristall's man page from the gemtext about:help file.
#
# How we do this:
# 0.) We insert a pre-defined "head" first, which contains flags, options, etc
# which are not present in the Help file.
#
# 1.) Convert the main stuff the Help file to a roff format.
#
# 2.) Append a pre-defined "tail".
# Locations of the "head" and "tail"
man_head="./kristall-head.man"
man_tail="./kristall-tail.man"
man_output="./kristall.1"
gemtext_in="../src/about/help.gemini"
gemtext_converter="./gem-to-man.awk"
# Make sure we have all the stuff we need
if [ ! -f "$man_head" ]; then
echo "man page head does not exist."
exit 1
fi
if [ ! -f "$man_tail" ]; then
echo "man page tail does not exist"
exit 1
fi
if [ -z "$man_output" ]; then
echo "No output file"
exit 1
fi
if [ ! -f "$gemtext_in" ]; then
echo "Input gemtext file does not exist"
exit 1
fi
if [ ! -f "$gemtext_converter" ]; then
echo "Gemtext converter script does not exist"
exit 1
fi
# Write the head to the output file.
cp "$man_head" "$man_output"
# Some pre-processing before giving our gemtext to the awk script.
gem_in=$(
# Read input file
cat "$gemtext_in" |
# Strip a few lines from beginning/end of file.
nl | awk 'FNR > 9' | sort -nr | awk 'FNR > 9' | sort -n | cut -f 2- |
# First expression replaces all [Text like this] with bold text.
# Second expression replaces text like *This* or _this_ with italic text.
sed -E \
-e 's#\[([^]]*)\]#\\fB\1\\fR#g' \
-e 's#(^|[.,!? ]+)[*_]([^*_ ]+[^*_]+[^*_ ]+)[*_]($|[.,!? ])#\1\\fI\2\\fR\3#g'
)
# Convert gemtext to man format
printf "%s" "$gem_in" | "$gemtext_converter" >> "$man_output"
# Write the tail to the output file.
cat "$man_tail" >> "$man_output"
|
