smatch_scripts/kpatch.sh

   1 #!/bin/bash -e
   2
   3 TMP_DIR=/tmp
   4
   5 help()
   6 {
   7     echo "Usage: $0 [--no-compile|--amend] <filename>"
   8     echo "You must be at the base of the kernel tree to run this."
   9     exit 1
  10 }
  11
  12 continue_yn()
  13 {
  14     echo -n "Do you want to fix these issues now? "
  15     read ans
  16     if ! echo $ans | grep -iq ^n ; then
  17         exit 1;
  18     fi
  19 }
  20
  21 qc()
  22 {
  23     local msg=$1
  24     local ans
  25
  26     echo -n "$msg:  "
  27     read ans
  28     if ! echo $ans | grep -qi ^y ; then
  29         exit 1
  30     fi
  31 }
  32
  33 NO_COMPILE=false
  34 AMEND=""
  35
  36 NAME=$(git config --get user.name)
  37 EMAIL=$(git config --get user.email)
  38 NAME_EMAIL=$(echo ${NAME} \<${EMAIL}\>)
  39
  40 while true ; do
  41     if [[ "$1" == "--no-compile" ]] ; then
  42         NO_COMPILE=true
  43         shift
  44     elif [[ "$1" == "--amend" ]] ; then
  45         AMEND="--amend"
  46         shift
  47     else
  48         break
  49     fi
  50 done
  51
  52 if [ ! -f $1 ] ; then
  53     help
  54 fi
  55
  56 fullname=$1
  57 filename=$(basename $fullname)
  58 oname=$(echo ${fullname/.c/.o})
  59
  60 MSG_FILE=$TMP_DIR/${filename}.msg
  61 MAIL_FILE=$TMP_DIR/${filename}.mail
  62 WARN_FILE=$TMP_DIR/${filename}.warn
  63
  64 # heat up the disk cache
  65 #git log --oneline $fullname | head -n 10 > /dev/null &
  66
  67 echo "QC checklist"
  68 qc "Have you handled all the errors properly?"
  69 if git diff $fullname | grep ^+ | grep -qi alloc ; then
  70     qc "Have you freed all your mallocs?"
  71 fi
  72 if git diff $fullname | grep ^+ | grep -qi alloc ; then
  73     qc "Have you check all your mallocs for NULL returns?"
  74 fi
  75
  76 if [ "$NO_COMPILE" != "true" ] ; then
  77     kchecker --spammy $fullname | tee $WARN_FILE
  78     kchecker --sparse --endian $fullname 2>&1 | tee -a $WARN_FILE
  79 #    rm $oname
  80 #    make C=1 CHECK="scripts/coccicheck" $oname
  81 fi
  82
  83 for file in $(grep -l $fullname ~/var/mail/sent-*) ; do
  84     grepmail $fullname $file | grep -i ^subject || echo -n ""
  85 done
  86 qc "Looks OK?"
  87
  88 cat /dev/null > $MSG_FILE
  89 if [ "$AMEND" != "" ] ; then
  90     git format-patch HEAD^ --stdout >> $MSG_FILE
  91 else
  92     echo "" >> $MSG_FILE
  93     echo "Signed-off-by: ${NAME_EMAIL}" >> $MSG_FILE
  94     echo "" >> $MSG_FILE
  95     echo "# $sm_err" >> $MSG_FILE
  96 fi
  97 git log -10 --oneline --format="%h (\"%s\")" $fullname | sed -e 's/^/# /' >> $MSG_FILE
  98 echo "" >> $MSG_FILE
  99 egrep '(error|warn|info)' $WARN_FILE | sed -e 's/^/# /' >> $MSG_FILE
 100 git diff $fullname | sed -e 's/^/# /' >> $MSG_FILE
 101 vim $MSG_FILE
 102
 103 grep -v '^#' $MSG_FILE > $MSG_FILE.1
 104 mv $MSG_FILE.1 $MSG_FILE
 105
 106 git add $fullname
 107 git commit $AMEND -F $MSG_FILE
 108
 109 git format-patch HEAD^ --stdout >> $MSG_FILE
 110
 111 to_addr=$(./scripts/get_maintainer.pl --noroles --norolestats $MSG_FILE | head -n 1)
 112 cc_addr=$(./scripts/get_maintainer.pl --noroles --norolestats $MSG_FILE | tail -n +2 | \
 113     perl -ne 's/\n$/, /; print')
 114 cc_addr="$cc_addr, kernel-janitors@vger.kernel.org"
 115
 116 echo -n "To:  "  > $MAIL_FILE
 117 echo "$to_addr" >> $MAIL_FILE
 118 echo -n "CC:  " >> $MAIL_FILE
 119 echo "$cc_addr" >> $MAIL_FILE
 120 echo "X-Mailer: git-send-email haha only kidding" >> $MAIL_FILE
 121
 122 git format-patch HEAD^ --stdout >> $MAIL_FILE
 123
 124 ./scripts/checkpatch.pl $MAIL_FILE || continue_yn
 125
 126 echo "Press ENTER to continue"
 127 read unused
 128
 129 mutt -H $MAIL_FILE
 130 rm -f $MSG_FILE
 131 rm -f $WARN_FILE