cosmopolitan/tool/zsh/mkofs
Jōshin cafea9a0a5
Flesh out tool/zsh/mkofs
It now prevents double-mounting.

Also adds vim filetype modelines.
2024-01-08 05:18:18 +00:00

24 lines
499 B
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[[ -f /proc/mounts ]] || {
echo "mkofs: only supported on linux" >&2
return 1
}
local o
if [[ -d "$PWD/o" ]]; then
o=$PWD/o
elif [[ -n "$COSMO" && -d "$COSMO/o" ]]; then
o=$COSMO/o
else
echo "mkofs: o/ not found" >&2
return 1
fi
o=$(realpath "$o")
cut -d' ' -f2 /proc/mounts | while read -r line; do
if [[ "$o" = "$line" ]]; then
echo "mkofs: $o already mounted" >&2
return 0
fi
done
( set -x
sudo mount -t tmpfs -o size=10G,noatime,nodiratime /dev/shm "$o"
)
# vim:ft=zsh