devtools/cocci.sh

   1 #! /bin/sh
   2 # SPDX-License-Identifier: BSD-3-Clause
   3 # Copyright 2015-2020 Mellanox Technologies, Ltd
   4
   5 # Apply coccinelle transforms.
   6
   7 SRCTREE=$(readlink -f $(dirname $0)/..)
   8 COCCI=$SRCTREE/devtools/cocci
   9 [ -n "$SPATCH" ] || SPATCH=$(which spatch)
  10
  11 PATCH_LIST="$@"
  12 [ -n "$PATCH_LIST" ] || PATCH_LIST=$(echo $COCCI/*.cocci)
  13
  14 [ -x "$SPATCH" ] || (
  15         echo "Coccinelle tools not installed."
  16         exit 1
  17 )
  18
  19 tmp=$(mktemp -t dpdk.cocci.XXX)
  20
  21 for c in $PATCH_LIST; do
  22         while true; do
  23                 echo -n "Applying $c..."
  24                 $SPATCH --sp-file $c -c --linux-spacing --very-quiet    \
  25                         --include-headers --preprocess                  \
  26                         --in-place --dir $SRCTREE > $tmp
  27                 if [ -s $tmp ]; then
  28                         echo " changes applied, retrying."
  29                 else
  30                         echo " no change."
  31                         break;
  32                 fi
  33         done
  34 done
  35
  36 rm -f $tmp