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9015
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aaronmk
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#!/bin/bash -e
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. "$(dirname "${BASH_SOURCE[0]}")"/util.sh
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if self_not_included; then
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### zip
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9074
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aaronmk
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zip()
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9015
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aaronmk
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{
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9215
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aaronmk
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echo_func
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9537
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aaronmk
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cmd_log_fd=1 try self "$@" || ignore 12 #"zip has nothing to do" (`man zip`)
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9015
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aaronmk
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}
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12986
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aaronmk
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unzip()
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{
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echo_func
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local piping="$(test "$1" = -p; exit2bool)"
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cmd_log_fd="$(if test ! "$piping"; then echo 1; fi)" try self "$@"
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# cmd_log_fd: don't filter stdout if piping extracted data to it
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if test "$piping"; then ignore_e 1; fi # unzip exits 1 on SIGPIPE
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end_try
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}
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9015
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aaronmk
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9249
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aaronmk
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zip_newer() { echo_func; set_inv force; zip ${no_force:+-u }"$@"; }
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unzip_newer() { echo_func; set_inv force; unzip ${no_force:+-u }-o "$@"; }
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9015
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aaronmk
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# -o is safe because -u only extracts newer files
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14533
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aaronmk
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### compression of individual files
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compress()
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{
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begin_target; : "${full_file:?}"; local zip_file="$full_file.zip"
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stdout="$zip_file" to_file compress__zip_and_test
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}
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compress__zip_and_test()
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{
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zip -9 <"$full_file"
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unzip -t "$zip_file" # only if newly created
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}
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expand()
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{
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begin_target; : "${full_file:?}"; local zip_file="$full_file.zip"
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stdout="$full_file" to_file unzip <"$zip_file"
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}
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9015
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aaronmk
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fi
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