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#!/bin/sh
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#
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# tcsh_completion_build.sh - script to generate tcsh completion
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#
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#
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# Copyright (C) 2005 TK Soh.
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#
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# This is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation; either version 2 of the License, or (at your
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# option) any later version.
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#
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#
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# Description
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# -----------
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# This script generates a tcsh source file to support completion
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# of Mercurial commands and options.
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#
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# Instruction:
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# -----------
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# Run this script to generate the tcsh source file, and source
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# the file to add command completion support for Mercurial.
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#
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# tcsh% tcsh_completion.sh FILE
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# tcsh% source FILE
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#
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# If FILE is not specified, tcsh_completion will be generated.
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#
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# Bugs:
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# ----
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# 1. command specific options are not supported
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# 2. hg commands must be specified immediately after 'hg'.
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#
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tcsh_file=${1-tcsh_completion}
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hg_commands=`hg --debug help | \
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sed -e '1,/^list of commands:/d' \
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-e '/^enabled extensions:/,$d' \
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-e '/^additional help topics:/,$d' \
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-e '/^ [^ ]/!d; s/[,:]//g;' | \
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xargs -n5 | \
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sed -e '$!s/$/ \\\\/g; 2,$s/^ */ /g'`
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hg_global_options=`hg -v help | \
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sed -e '1,/global/d;/^ *-/!d; s/ [^- ].*//' | \
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sed -e 's/ *$//; $!s/$/ \\\\/g; 2,$s/^ */ /g'`
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hg_version=`hg version | sed -e '1q'`
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script_name=`basename $0`
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cat > $tcsh_file <<END
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#
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# tcsh completion for Mercurial
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#
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# This file has been auto-generated by $script_name for
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# $hg_version
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#
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# Copyright (C) 2005 TK Soh.
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#
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# This is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation; either version 2 of the License, or (at your
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# option) any later version.
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#
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complete hg \\
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'n/--cwd/d/' 'n/-R/d/' 'n/--repository/d/' \\
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'C/-/($hg_global_options)/' \\
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'p/1/($hg_commands)/'
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END
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