misc/target/functions.in

   1 #!/bin/bash
   2 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   3 # T2 SDE: misc/target/functions.in
   4 # Copyright (C) 2004 - 2023 The T2 SDE Project
   5 #
   6 # This Copyright note is generated by scripts/Create-CopyPatch,
   7 # more information can be found in the files COPYING and README.
   8 #
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License version 2.
  11 # --- T2-COPYRIGHT-NOTE-END ---
  12
  13 # copy, with special files
  14 # from to file-list
  15 copy_with_list_from_file () {
  16         ( cd $1; tar cSp --no-recursion --files-from=$3 ) |
  17         ( cd $2; tar xvSP ) |
  18         ( x=`wc -l`; echo "$x files transfered." )
  19 }
  20
  21 # copy out of T2 source without .svn files
  22 # from to
  23 copy_from_source () {
  24         list=`mktemp`
  25         # the sed is a work around for a find issue, outputting empty rows
  26         # in some versions ...
  27         find $1 -name '.svn' -prune -o -printf "%P\n" | sed '/^$/d' > $list
  28         cat $list
  29         copy_with_list_from_file $1 $2 $list
  30         rm -f $list
  31 }
  32
  33
  34 # copy out of T2 source without .svn files and does honor special files to
  35 # apply patches, change owner:group or permissions
  36 # from to
  37 copy_and_parse_from_source () {
  38         # the sed is a work around for a find issue, outputting empty rows
  39         # in some versions ...
  40         find $1 -name '.svn' -prune -o -printf "%P\n" | sed '/^$/d' | sort |
  41         while read file; do
  42           if [ -h $1/$file ]; then
  43                 #echo "Symlink: $file"
  44                 cp -afv $1/$file $2/$file
  45           elif [ -d $1/$file ]; then
  46                 #echo "Dir: $file"
  47                 mkdir -p $2/$file
  48           else
  49                 cmd=`sed 2q $1/$file`
  50                 if [[ $cmd = \#\![a-y]* ]]; then
  51                         cmd=${cmd#\#\!};
  52                         code=${cmd%% *}
  53                         #echo "Code $code Command: $cmd File: $file"
  54                         args=`echo $cmd | wc -w`
  55                         dirname=${file%/*}
  56                         basename=${file##*/}
  57
  58                         pushd $2/$dirname > /dev/null #; set -x
  59                         case $code in
  60                                 ln|cp)
  61                                         if [ $args -le 3 ]; then
  62                                           eval $cmd $basename
  63                                         else
  64                                           eval $cmd
  65                                         fi ;;
  66                                 chmod|chown|rm)
  67                                         if [ $args -le 2 ]; then
  68                                           eval $cmd $basename
  69                                         else
  70                                           eval $cmd
  71                                         fi ;;
  72                                 patch)  patch -f < $1/$file
  73                                         ;;
  74                                 *) echo "Code: $code unknown"; exit 1 ;;
  75                         esac #; set +x ;
  76                         popd > /dev/null
  77                 elif [[ $cmd = \#\!* ]]; then
  78                         #echo Script $file
  79                         cp -afv $1/$file $2/$file
  80                         chmod +x $2/$file
  81                 else
  82                         #echo File $file
  83                         cp -afv $1/$file $2/$file
  84                 fi
  85           fi
  86         done
  87 }
  88
  89 # link indentical files to save space
  90 link_identical_files() {
  91   (
  92         while read ck fn; do
  93           if [ "$oldck" = "$ck" -a -s $fn ]; then
  94                 echo "\"$fn -> $oldfn\""
  95                 rm $fn; ln $oldfn $fn
  96           else
  97                 oldck=$ck; oldfn=$fn
  98           fi
  99         done < <( find -type f | xargs md5sum | sort )
 100   ) | ( x=`wc -l`; echo "$x links created." )
 101 }