rt-patch-version.sh

   1 #!/bin/sh
   2
   3 # First argument is the path to the kernel headers.
   4 KPATH=$1
   5
   6 VERSIONFILE=""
   7
   8 if [ -f "${KPATH}/localversion-rt" ]; then
   9         VERSIONFILE="${KPATH}/localversion-rt"
  10
  11 elif [ -f "${KPATH}/source/localversion-rt" ]; then
  12         VERSIONFILE="${KPATH}/source/localversion-rt"
  13 else
  14         echo 0
  15         exit 0
  16 fi
  17
  18 RT_PATCH_VERSION=$(sed -rn 's/^-rt([0-9]+)$/\1/p' "${VERSIONFILE}")
  19
  20 if [ "x${RT_PATCH_VERSION}" = "x" ]; then
  21         echo 0
  22         exit 0
  23 fi
  24
  25 echo ${RT_PATCH_VERSION}