pre-commit.hook

   1 #!/bin/bash
   2 #
   3 # Check that the code follows a consistant code style
   4 #
   5
   6 # Check for existence of astyle, and error out if not present.
   7 if ! builtin type -P astyle; then
   8       echo "PyGI git pre-commit hook:"
   9       echo "Did not find astyle, please install it before continuing."
  10       exit 1
  11 fi
  12
  13 ASTYLE_PARAMETERS="-p -d -c -S -U -M60"
  14
  15 echo "--Checking style--"
  16 for file in `git-diff-index --cached --name-only HEAD --diff-filter=ACMR| grep "\.c$"` ; do
  17     # nf is the temporary checkout. This makes sure we check against the
  18     # revision in the index (and not the checked out version).
  19     nf=`git checkout-index --temp ${file} | cut -f 1`
  20     newfile=`mktemp /tmp/${nf}.XXXXXX` || exit 1
  21     astyle ${ASTYLE_PARAMETERS} < $nf > $newfile 2>> /dev/null
  22     diff -u -p "${nf}" "${newfile}"
  23     r=$?
  24     rm "${newfile}"
  25     rm "${nf}"
  26     if [ $r != 0 ] ; then
  27 echo "================================================================================================="
  28 echo " Code style error in: $file                                                                      "
  29 echo "                                                                                                 "
  30 echo " Please fix before committing. Don't forget to run git add before trying to commit again.        "
  31 echo " If the whole file is to be committed, this should work (run from the top-level directory):      "
  32 echo "                                                                                                 "
  33 echo "   astyle ${ASTYLE_PARAMETERS} $file; git add $file; git commit"
  34 echo "                                                                                                 "
  35 echo "================================================================================================="
  36         exit 1
  37     fi
  38 done
  39 echo "--Checking style pass--"