lustre/kernel_patches/scripts/apatch

   1 #!/bin/sh
   2
   3 . patchfns >/dev/null || . /usr/lib/patch-scripts/patchfns >/dev/null || { \
   4         echo "Impossible to find my library 'patchfns'."
   5         echo "Check your install, or go to the right directory"
   6         exit 1
   7 }
   8 do_apply()
   9 {
  10         FILES=$(cat $P/pc/$PATCH_NAME.pc)
  11         for file in $FILES
  12         do
  13                 copy_file_to_bup $file $PATCH_NAME
  14         done
  15
  16         silent=-s
  17         if [ $opt_force != 0 ]
  18         then
  19                 silent=
  20         fi
  21
  22         if patch -p1 $silent -i "$1" || [ $opt_force != 0 ]
  23         then
  24                 true
  25         else
  26                 echo SOMETHING WENT WRONG
  27                 exit 1
  28         fi
  29 }
  30
  31 add_to_db()
  32 {
  33         basename "$1" >> "$DB"
  34 }
  35
  36 usage()
  37 {
  38         echo "Usage: apatch patchname"
  39         exit 1
  40 }
  41
  42 opt_force=0
  43 PATCH_NAMES=""
  44
  45 for i in $*
  46 do
  47         case "$i" in
  48         -f)
  49                 opt_force=1;;
  50         *)
  51                 PATCH_NAMES="$PATCH_NAMES $i"
  52         esac
  53 done
  54
  55 if [ x"$PATCH_NAMES" == x ]
  56 then
  57         usage
  58 fi
  59
  60 apatch()
  61 {
  62         PATCH_NAME=$(stripit $1)
  63
  64         need_file_there $P/pc/$PATCH_NAME.pc
  65
  66         if is_applied "$PATCH_NAME"
  67         then
  68                 echo "$PATCH_NAME" is already applied
  69                 exit 1
  70         fi
  71
  72         if [ $opt_force != 0 ]
  73         then
  74                 echo FORCING PATCH
  75         fi
  76
  77         if [ $opt_force != 0 ] || can_apply $P/patches/"$PATCH_NAME".patch
  78         then
  79                 check_pc_match $P/patches/"$PATCH_NAME".patch $P/pc/"$PATCH_NAME".pc
  80                 do_apply $P/patches/"$PATCH_NAME".patch
  81                 add_to_db "$PATCH_NAME"
  82                 echo applied $PATCH_NAME
  83                 echo
  84         else
  85                 echo "$PATCH_NAME" does not apply
  86                 exit 1
  87         fi
  88 }
  89
  90 for i in $PATCH_NAMES
  91 do
  92         if ! apatch $i
  93         then
  94                 exit 1
  95         fi
  96 done
  97