6 lines
252 B
TeX
6 lines
252 B
TeX
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% \getenv[\HOME]{HOME} % example: store $HOME shell var into \HOME cmd.
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\usepackage{catchfile}
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\newcommand{\getenv}[2][]{%
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\CatchFileEdef{\temp}{"|kpsewhich --var-value #2"}{\endlinechar=-1}%
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\if\relax\detokenize{#1}\relax\temp\else\let#1\temp\fi}
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