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https://github.com/Gericom/teak-llvm.git
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558f3dd527
Summary: `~/build/bin/clang -f[tab]` was executed without ~ expanded to $HOME, so changed this by expanding ~ to path using eval. Differential Revision: https://reviews.llvm.org/D34925 llvm-svn: 306957
49 lines
1.6 KiB
Bash
49 lines
1.6 KiB
Bash
# Please add "source /path/to/bash-autocomplete.sh" to your .bashrc to use this.
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_clang()
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{
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local cur prev words cword arg flags
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_init_completion -n : || return
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# bash always separates '=' as a token even if there's no space before/after '='.
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# On the other hand, '=' is just a regular character for clang options that
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# contain '='. For example, "-stdlib=" is defined as is, instead of "-stdlib" and "=".
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# So, we need to partially undo bash tokenization here for integrity.
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local w1="${COMP_WORDS[$cword - 1]}"
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local w2="${COMP_WORDS[$cword - 2]}"
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if [[ "$cur" == -* ]]; then
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# -foo<tab>
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arg="$cur"
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elif [[ "$w1" == -* && "$cur" == '=' ]]; then
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# -foo=<tab>
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arg="$w1=,"
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elif [[ "$w1" == -* ]]; then
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# -foo <tab> or -foo bar<tab>
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arg="$w1,$cur"
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elif [[ "$w2" == -* && "$w1" == '=' ]]; then
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# -foo=bar<tab>
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arg="$w2=,$cur"
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fi
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# expand ~ to $HOME
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eval local path=${COMP_WORDS[0]}
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flags=$( "$path" --autocomplete="$arg" 2>/dev/null )
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# If clang is old that it does not support --autocomplete,
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# fall back to the filename completion.
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if [[ "$?" != 0 ]]; then
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_filedir
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return
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fi
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if [[ "$cur" == '=' ]]; then
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COMPREPLY=( $( compgen -W "$flags" -- "") )
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elif [[ "$flags" == "" || "$arg" == "" ]]; then
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_filedir
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else
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# Bash automatically appends a space after '=' by default.
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# Disable it so that it works nicely for options in the form of -foo=bar.
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[[ "${flags: -1}" == '=' ]] && compopt -o nospace
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COMPREPLY=( $( compgen -W "$flags" -- "$cur" ) )
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fi
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}
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complete -F _clang clang
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