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