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@ -81,10 +81,17 @@ ln "$on_disk"/file_2 "$on_disk"/file_2_link_a || exit 1
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# trivial ISO 9660 image validation routine |
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is_valid_iso9660() { |
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ISOfile="$1" |
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if ! which file >/dev/null 2>&1; then |
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printf "\nFAIL : ${SELF}: Not found: file. Please install the file(1) utility.\n" |
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failure=1 |
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return |
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fi |
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if [ ! -f ${ISOfile} ]; then |
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failure=1 |
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printf "\nFAIL : ${SELF} : Not found: ${ISOfile}\n" |
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return |
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fi |
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file ${ISOfile} |
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if file ${ISOfile} | grep "ISO *9660" >/dev/null 2>&1; then |
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printf "\n${SELF}: Resulting ${ISOfile} OK. Looks like ISO 9660 filesystem.\n" |
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