~ubuntu-branches/ubuntu/quantal/linux-base/quantal

Viewing changes to bin/perf

Tags: 3.4

perf: Fix lookup of the real command and package names for official
packages of Linux 3.1 onward and for custom kernels with stable
updates

added added

removed removed

#!/bin/bash

# Execute the right version of perf for the current kernel.

# Remove flavour or custom suffix and fix number of version components:

# - For 2.6.x, use 3 components

# - For 3.0 or 3.0.x, use 3.0.0

# - Otherwise, use 2 components

version="$(uname -r)"

version="${version%%-*}"

case "$version" in

2.6.*.*)

version="${version%.*}"

;;

2.6.*)

;;

3.0 | 3.0.*)

version=3.0.0

;;

*.*.*)

version="${version%.*}"

;;

esac

shopt -s execfail

exec "perf_$version" "$@"