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-rwxr-xr-xextras/keymap/findkeyboards37
1 files changed, 26 insertions, 11 deletions
diff --git a/extras/keymap/findkeyboards b/extras/keymap/findkeyboards
index 5d636de3af..537d163132 100755
--- a/extras/keymap/findkeyboards
+++ b/extras/keymap/findkeyboards
@@ -14,6 +14,20 @@
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
+# returns OK if $1 contains $2
+strstr() {
+ [ "${1#*$2*}" != "$1" ]
+}
+
+# returns OK if $1 contains $2 at the beginning
+str_starts() {
+ [ "${1#$2*}" != "$1" ]
+}
+
+str_line_starts() {
+ while read a; do str_starts "$a" "$1" && return 0;done
+ return 1;
+}
# print a list of input devices which are keyboard-like
keyboard_devices() {
@@ -23,12 +37,12 @@ keyboard_devices() {
env=`udevadm info --query=env --path=$dev`
# filter out non-event devices, such as the parent input devices which
# have no devnode
- if ! echo "$env" | grep -q '^DEVNAME='; then
+ if ! echo "$env" | str_line_starts 'DEVNAME='; then
continue
fi
- if echo "$walk" | grep -q 'DRIVERS=="atkbd"'; then
+ if strstr "$walk" 'DRIVERS=="atkbd"'; then
echo -n 'AT keyboard: '
- elif echo "$env" | grep -q '^ID_USB_DRIVER=usbhid'; then
+ elif echo "$env" | str_line_starts 'ID_USB_DRIVER=usbhid'; then
echo -n 'USB keyboard: '
else
echo -n 'Unknown type: '
@@ -37,17 +51,18 @@ keyboard_devices() {
done
# modules
- module=`udevadm trigger --verbose --dry-run --subsystem-match=input --attr-match=name='*Extra Buttons'`
+ module=$(udevadm trigger --verbose --dry-run --subsystem-match=input --attr-match=name='*Extra Buttons')
module="$module
-`udevadm trigger --verbose --dry-run --subsystem-match=input --attr-match=name='*extra buttons'`"
+$(udevadm trigger --verbose --dry-run --subsystem-match=input --attr-match=name='*extra buttons')"
module="$module
-`udevadm trigger --verbose --dry-run --subsystem-match=input --attr-match=name='Sony Vaio Keys'`"
+$(udevadm trigger --verbose --dry-run --subsystem-match=input --attr-match=name='Sony Vaio Keys')"
for m in $module; do
- evdev=`ls -d $m/event* 2>/dev/null`
- if [ -e "$evdev/dev" ]; then
- echo -n 'module: '
- udevadm info --query=name --path=$evdev
- fi
+ for evdev in $m/event*/dev; do
+ if [ -e "$evdev" ]; then
+ echo -n 'module: '
+ udevadm info --query=name --path=${evdev%%/dev}
+ fi
+ done
done
}