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60 lines
1.9 KiB
Bash
60 lines
1.9 KiB
Bash
#!/usr/bin/env bash
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#
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# Dependencies:
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# None
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#
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# vim: ft=sh
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#######################################
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# Create bin wrappers
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#
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# Globals:
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# JUNEST_HOME (RO) : The JuNest home directory.
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# Arguments:
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# force ($1?) : Create bin wrappers even if the bin file exists.
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# Defaults to false.
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# Returns:
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# None
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# Output:
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# None
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#######################################
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function create_wrappers() {
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local force=${1:-false}
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local bin_path=${2:-/usr/bin}
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bin_path=${bin_path%/}
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mkdir -p "${JUNEST_HOME}${bin_path}_wrappers"
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# Arguments inside a variable (i.e. `JUNEST_ARGS`) separated by quotes
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# are not recognized normally unless using `eval`. More info here:
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# https://github.com/fsquillace/junest/issues/262
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# https://github.com/fsquillace/junest/pull/287
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cat <<EOF > "${JUNEST_HOME}/usr/bin/junest_wrapper"
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#!/usr/bin/env bash
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eval "junest_args_array=(\${JUNEST_ARGS:-ns})"
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junest "\${junest_args_array[@]}" -- \$(basename \${0}) "\$@"
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EOF
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chmod +x "${JUNEST_HOME}/usr/bin/junest_wrapper"
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cd "${JUNEST_HOME}${bin_path}" || return 1
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for file in *
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do
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[[ -d $file ]] && continue
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# Symlinks outside junest appear as broken even though they are correct
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# within a junest session. The following do not skip broken symlinks:
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[[ -x $file || -L $file ]] || continue
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if [[ -e ${JUNEST_HOME}${bin_path}_wrappers/$file ]] && ! $force
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then
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continue
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fi
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rm -f "${JUNEST_HOME}${bin_path}_wrappers/$file"
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ln -s "${JUNEST_HOME}/usr/bin/junest_wrapper" "${JUNEST_HOME}${bin_path}_wrappers/$file"
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done
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# Remove wrappers no longer needed
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cd "${JUNEST_HOME}${bin_path}_wrappers" || return 1
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for file in *
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do
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[[ -e ${JUNEST_HOME}${bin_path}/$file || -L ${JUNEST_HOME}${bin_path}/$file ]] || rm -f "$file"
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done
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}
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