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
   9
  10 do_apply()
  11 {
  12         FILES=$(cat $P/pc/$PATCH_NAME.pc)
  13         for file in $FILES
  14         do
  15                 copy_file_to_bup $file $PATCH_NAME
  16         done
  17
  18         silent=-s
  19         if [ $opt_force != 0 ]
  20         then
  21                 silent=
  22         fi
  23
  24         if patch -p1 $silent -i "$1" || [ $opt_force != 0 ]
  25         then
  26                 true
  27         else
  28                 echo SOMETHING WENT WRONG
  29                 exit 1
  30         fi
  31 }
  32
  33 add_to_db()
  34 {
  35         basename "$1" >> "$DB"
  36 }
  37
  38 usage()
  39 {
  40         echo "Usage: apatch patchname"
  41         exit 1
  42 }
  43
  44 opt_force=0
  45 PATCH_NAMES=""
  46
  47 for i in $*
  48 do
  49         case "$i" in
  50         -f)
  51                 opt_force=1;;
  52         *)
  53                 PATCH_NAMES="$PATCH_NAMES $i"
  54         esac
  55 done
  56
  57 if [ x"$PATCH_NAMES" == x ]
  58 then
  59         usage
  60 fi
  61
  62 apatch()
  63 {
  64         PATCH_NAME=$(stripit $1)
  65
  66         need_file_there $P/pc/$PATCH_NAME.pc
  67
  68         if is_applied "$PATCH_NAME"
  69         then
  70                 echo "$PATCH_NAME" is already applied
  71                 exit 1
  72         fi
  73
  74         if [ $opt_force != 0 ]
  75         then
  76                 echo FORCING PATCH
  77         fi
  78
  79         if [ $opt_force != 0 ] || can_apply $P/patches/"$PATCH_NAME".patch
  80         then
  81                 do_apply $P/patches/"$PATCH_NAME".patch
  82                 add_to_db "$PATCH_NAME"
  83                 echo applied $PATCH_NAME
  84                 echo
  85         else
  86                 echo "$PATCH_NAME" does not apply
  87                 exit 1
  88         fi
  89 }
  90
  91 for i in $PATCH_NAMES
  92 do
  93         if ! apatch $i
  94         then
  95                 exit 1
  96         fi
  97 done
  98