38 lines
941 B
Bash
38 lines
941 B
Bash
#! /bin/sh
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# Convert a pod file into a usage function for the GeographicLib utilities.
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SOURCE=$1
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NAME=`basename $SOURCE .pod`
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VERSION=$2
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(
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cat<<EOF
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int usage(int retval, bool brief) {
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if (brief)
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( retval ? std::cerr : std::cout ) << "Usage:\n\\
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EOF
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$POD2MAN $SOURCE | nroff -c -man 2>/dev/null | $COL -b -x |
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sed -e 1,/SYNOPSIS/d -e '/^$/,$d' -e 's/ / /g' -e 's/$/\\n\\/' -e 's/"/\\"/g'
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cat <<EOF
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\n\\
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For full documentation type:\n\\
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$NAME --help\n\\
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or visit:\n\\
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https://geographiclib.sourceforge.io/C++/$VERSION/$NAME.1.html\n";
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else
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( retval ? std::cerr : std::cout ) << "Man page:\n\\
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EOF
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$POD2MAN $SOURCE | nroff -c -man 2>/dev/null | $COL -b -x | head --lines -4 |
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tail --lines +5 | sed -e 's/\\/\\\\/g' -e 's/$/\\n\\/' -e 's/"/\\"/g'
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cat <<EOF
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";
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return retval;
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}
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EOF
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) | # Break long strings assuming that files don't contain the ~ character
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tr '\n' '~' | sed -e's/\\~/"~"/g' -e's/""//g' | tr '~' '\n'
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