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sysvinit-inittab: Add support for tty devices with 10 or more number.

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"start_getty" support for tty devices with under 10 number.
When SERIAL_CONSOLES has tty devices with 10 or more number,
do not't start getty and output the following message.
----------
sh 1: unknown operand
----------

(From OE-Core rev: 39dc49523f5d24db8f8053444c543c371c32d10c)

Signed-off-by: Yuki Hoshino <yuki.hoshino@miraclelinux.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Yuki Hoshino
2020-06-12 08:16:57 +00:00
committed by Richard Purdie
parent eb226b897f
commit 8540eca6cd
1 changed files with 2 additions and 2 deletions
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4
meta/recipes-core/sysvinit/sysvinit-inittab/start_getty
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@@ -11,7 +11,7 @@
active_serial=$(grep "serial" /proc/tty/drivers | cut -d/ -f1 | sed "s/ *$//")
# Rephrase input parameter from ttyS target index (ttyS1, ttyS2, ttyAMA0, etc).
runtime_tty=$(echo $2 | grep -oh '[0-9]')
runtime_tty=$(echo $2 | grep -oh '[0-9]\+')
# busybox' getty does this itself, util-linux' agetty needs extra help
getty="/sbin/getty"
@@ -36,7 +36,7 @@ for line in $active_serial; do
then
# Remove all unknown entries and discard the first line (desc).
activetty=$(grep -v "unknown" "/proc/tty/driver/$line" \
| tail -n +2 | grep -oh "^\s*\S*[0-9]")
| tail -n +2 | grep -oh "^\s*\S*[0-9]\+")
for active in $activetty; do
# If indexes do match then enable the serial console.
if [ $active -eq $runtime_tty ]