Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit cfe0969a authored by Jeff Sharkey's avatar Jeff Sharkey Committed by Kenny Root
Browse files

Utility to dump stacks from arbitrary processes. 

Saves any existing traces, dumps stacks from the target process,
then restores the original traces.

(cherry picked from commit f5824371)

Change-Id: I2513f0de0d90cccd56c4949ca7d218e430439c00
parent c47bea9d

envsetup.sh

+34 −1
Original line number Diff line number Diff line
@@ -737,7 +737,40 @@ function pid() 
# to the usual ANR traces file

function systemstack()

{

    adb shell echo '""' '>>' /data/anr/traces.txt && adb shell chmod 776 /data/anr/traces.txt && adb shell kill -3 $(pid system_server)

    stacks system_server

}



function stacks()

{

    if [[ $1 =~ ^[0-9]+$ ]] ; then

        local PID="$1"

    elif [ "$1" ] ; then

        local PID=$(pid $1)

    else

        echo "usage: stacks [pid|process name]"

    fi



    if [ "$PID" ] ; then

        local TRACES=/data/anr/traces.txt

        local ORIG=/data/anr/traces.orig

        local TMP=/data/anr/traces.tmp



        # Keep original traces to avoid clobbering

        adb shell mv $TRACES $ORIG



        # Make sure we have a usable file

        adb shell touch $TRACES

        adb shell chmod 666 $TRACES



        # Dump stacks and wait for dump to finish

        adb shell kill -3 $PID

        adb shell notify $TRACES



        # Restore original stacks, and show current output

        adb shell mv $TRACES $TMP

        adb shell mv $ORIG $TRACES

        adb shell cat $TMP | less -S

    fi

}



function gdbclient()