mirror of
https://github.com/termux/proot.git
synced 2024-09-22 08:31:06 +00:00
52 lines
1.2 KiB
Bash
52 lines
1.2 KiB
Bash
if [ -z `which mcookie` ] || [ -z `which rm` ] || [ -z `which cat` ] || [ -z `which chmod` ] || [ -z `which ln` ] || [ -z `which grep` ] || [ -z `which mkdir` ] || [ ! -x ${ROOTFS}/bin/readlink ]; then
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exit 125;
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fi
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######################################################################
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TMP1=/tmp/$(mcookie)
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TMP2=/tmp/$(mcookie)
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TMP3=/tmp/$(mcookie)
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TMP4=/tmp/$(mcookie)
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rm -fr ${TMP1} ${TMP2} ${TMP3} ${TMP4}
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######################################################################
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cat > ${TMP1} <<'EOF'
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#!/bin/sh
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echo $0
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EOF
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chmod +x ${TMP1}
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ln -s ${TMP1} ${TMP2}
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${PROOT} ${TMP2} | grep -v ${TMP1}
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${PROOT} ${TMP2} | grep ${TMP2}
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######################################################################
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mkdir -p ${TMP3}
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cd ${TMP3}
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ln -s $(which true) false
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! ${PROOT} false
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echo "#!$(which false)" > true
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chmod a-x true
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${PROOT} true
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######################################################################
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ln -s ${ROOTFS}/bin/readlink ${TMP4}
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TEST1=$(${PROOT} ${ROOTFS}/bin/readlink /proc/self/exe)
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TEST2=$(${PROOT} ${TMP4} /proc/self/exe)
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test "${TEST1}" = "${TEST2}"
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######################################################################
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cd /
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rm -fr ${TMP1} ${TMP2} ${TMP3} ${TMP4}
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