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  • Committer: Teddy Hogeborn
  • Date: 2026-05-17 20:20:09 UTC
  • Revision ID: teddy@recompile.se-20260517202009-tnh5ptu1492xbc66
Use "IFS= read" in shell scripts

In shell scripts, when using the "read" built-in, prefix it with IFS=
whenever we want to avoid stripping white space from start and end of
input.

* initramfs-tools-hook: Use "IFS= read" when reading file names from
  network hooks.

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Lines of Context:
initramfs-tools-hook
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    if [ -x "$hook" ]; then
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        # Copy any files needed by the network hook
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        MANDOSNETHOOKDIR=/etc/mandos/network-hooks.d MODE=files \
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            VERBOSITY=0 "$hook" files | while read -r file target; do
 
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            VERBOSITY=0 "$hook" files | while IFS= read -r file target; do
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            if [ ! -e "${file}" ]; then
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                echo "WARNING: file ${file} not found, requested by Mandos network hook '${hook##*/}'" >&2
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            fi
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        done
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        # Copy and load any modules needed by the network hook
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        MANDOSNETHOOKDIR=/etc/mandos/network-hooks.d MODE=modules \
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            VERBOSITY=0 "$hook" modules | while read -r module; do
 
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            VERBOSITY=0 "$hook" modules | while IFS= read -r module; do
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            force_load "$module"
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        done
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    fi