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nixos/stage-1/2: Added -r option to read so that read interprets backslashes literally, and corrected the comment about optional logging.

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This commit is contained in:
Roger Qiu 2016-02-24 18:54:25 +11:00
parent 3ef63227dd
commit 5cf823e1f4
2 changed files with 4 additions and 5 deletions
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5
nixos/modules/system/boot/stage-1-init.sh
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@ -71,14 +71,13 @@ mount -t devtmpfs -o "size=@devSize@" devtmpfs /dev
mkdir -p /run
mount -t tmpfs -o "mode=0755,size=@runSize@" tmpfs /run
# Optionally log the script output to /dev/kmsg or /run/log/stage-1-init.log.
# Log the script output to /dev/kmsg or /run/log/stage-1-init.log.
mkdir -p /tmp
mkfifo /tmp/stage-1-init.log.fifo
logOutFd=8 && logErrFd=9
eval "exec $logOutFd>&1 $logErrFd>&2"
if test -w /dev/kmsg; then
tee -i < /tmp/stage-1-init.log.fifo /proc/self/fd/"$logOutFd" | while read line; do
tee -i < /tmp/stage-1-init.log.fifo /proc/self/fd/"$logOutFd" | while read -r line; do
if test -n "$line"; then
echo "<7>stage-1-init: $line" > /dev/kmsg
fi

4
nixos/modules/system/boot/stage-2-init.sh
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@ -155,11 +155,11 @@ mkdir -m 0755 -p /var/setuid-wrappers
mount -t tmpfs -o "mode=0755" tmpfs /var/setuid-wrappers
# Optionally log the script output to /dev/kmsg or /run/log/stage-2-init.log.
# Log the script output to /dev/kmsg or /run/log/stage-2-init.log.
# Only at this point are all the necessary prerequisites ready for these commands.
exec {logOutFd}>&1 {logErrFd}>&2
if test -w /dev/kmsg; then
exec > >(tee -i /proc/self/fd/"$logOutFd" | while read line; do
exec > >(tee -i /proc/self/fd/"$logOutFd" | while read -r line; do
if test -n "$line"; then
echo "<7>stage-2-init: $line" > /dev/kmsg
fi