mirror of
https://github.com/termux/proot.git
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53 lines
1.7 KiB
Bash
53 lines
1.7 KiB
Bash
if [ ! -x ${ROOTFS}/bin/readlink ] || [ -z `which readlink` ] || [ -z `which cut` ] || [ -z `which grep` ] || [ -z `which md5sum` ]; then
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exit 125;
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fi
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WHICH_READLINK=$(readlink -f $(which readlink))
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${PROOT} readlink /proc/self/exe | grep ^${WHICH_READLINK}$
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${PROOT} sh -c 'readlink /proc/self/exe' | grep ^${WHICH_READLINK}$
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${PROOT} bash -c 'readlink /proc/$$/exe' | grep ^${WHICH_READLINK}$
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${PROOT} -b /proc -r ${ROOTFS} readlink /proc/self/exe | grep ^/bin/readlink$
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${PROOT} readlink /proc/1/../self/exe | grep ^${WHICH_READLINK}$
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${PROOT} sh -c 'readlink /proc/1/../self/exe' | grep ^${WHICH_READLINK}$
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${PROOT} bash -c 'readlink /proc/1/../$$/exe' | grep ^${WHICH_READLINK}$
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${PROOT} -b /proc -r ${ROOTFS} readlink /proc/1/../self/exe | grep ^/bin/readlink$
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! ${PROOT} readlink /proc/self/exe/
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[ $? -eq 0 ]
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! ${PROOT} readlink /proc/self/exe/..
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[ $? -eq 0 ]
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! ${PROOT} readlink /proc/self/exe/../exe
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[ $? -eq 0 ]
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! ${PROOT} -b /proc readlink /proc/self/exe/
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[ $? -eq 0 ]
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! ${PROOT} -b /proc readlink /proc/self/exe/..
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[ $? -eq 0 ]
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! ${PROOT} -b /proc readlink /proc/self/exe/../exe
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[ $? -eq 0 ]
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TEST=$(${PROOT} readlink /proc/self/fd/0 | grep -E "^/proc/[[:digit:]]+/fd/0$" | true)
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test -z $TEST
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TEST=$(${PROOT} -b /proc -r ${ROOTFS} readlink /proc/self/fd/0 | grep -E "^/proc/[[:digit:]]+/fd/0$" | true)
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test -z $TEST
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if [ ! -z $$ ]; then
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TEST=$(readlink -f /proc/$$/exe)
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${PROOT} sh -c 'true; readlink /proc/$$/exe' | grep ${TEST}
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fi
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MD5=$(md5sum $(which md5sum) | cut -f 1 -d ' ')
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MD5_PROOT=$(${PROOT} md5sum /proc/self/exe | cut -f 1 -d ' ')
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test ${MD5_PROOT} = ${MD5}
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MD5_PROOT=$(${PROOT} -b /proc md5sum /proc/self/exe | cut -f 1 -d ' ')
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test ${MD5_PROOT} = ${MD5}
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