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| author | Simon Rettberg | 2024-01-29 15:52:50 +0100 |
|---|---|---|
| committer | Simon Rettberg | 2024-01-29 15:52:50 +0100 |
| commit | 85f56f87b04cc7497c0841c3e1016eb9cc2167e1 (patch) | |
| tree | a5f1bc10946289771204aa67ad3bde310dfa1fef | |
| parent | [is] New module (diff) | |
| download | slx-tools-85f56f87b04cc7497c0841c3e1016eb9cc2167e1.tar.gz slx-tools-85f56f87b04cc7497c0841c3e1016eb9cc2167e1.tar.xz slx-tools-85f56f87b04cc7497c0841c3e1016eb9cc2167e1.zip | |
[dev] find_partitions: Add --rw option to skip scanning ro devices
| -rw-r--r-- | modules/dev.inc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/modules/dev.inc b/modules/dev.inc index 13b042f..c054b63 100644 --- a/modules/dev.inc +++ b/modules/dev.inc @@ -8,7 +8,13 @@ # The output will be a list of matching devices, # sorted from largest to smallest. dev_find_partitions() { - local ID dev target + local ID dev target rw + # check if only interested in writable devices + rw= + if [ "$1" = "--rw" ]; then + shift + rw=1 + fi # target for the scan, defaults to /dev to check everything if [ "${1:0:1}" = "/" ] && [ -b "$1" ]; then target="$1" @@ -40,6 +46,7 @@ dev_find_partitions() { done local label number mbrid uuid for dev in $(find $target* -type b); do + [ -n "$rw" ] && [ "$( cat "/sys/class/block/$dev/ro" )" = "1" ] && continue dev_get_type "$dev" || continue echo "$dev is $number - MBR=$mbrid, UUID=$uuid, label=$label" >&2 if regex_imatch "$mbrid" "^($want_type)$" || regex_imatch "$uuid" "^($want_uuid)$" \ |