examples/functions/csh-compat

   1 # C-shell compatibility package.
   2 # setenv VAR VALUE
   3 function setenv ()
   4 {
   5   export $1="$2"
   6 }
   7
   8 function unsetenv ()
   9 {
  10   unset $1
  11 }
  12
  13 # Can't write foreach yet.  Need pattern matching, and a few extras.
  14 function foreach () {
  15 echo 'Can'\''t do `foreach'\'' yet.  Type "help for".'
  16 }
  17
  18 # Make this work like csh's.  Special case "term" and "path".
  19 #set () {
  20 #}
  21
  22 chdir ()
  23 {
  24   builtin cd "$@"
  25 }
  26
  27 # alias - convert csh alias commands to bash functions
  28 # from Mohit Aron <aron@cs.rice.edu>
  29 # posted to usenet as <4i5p17$bnu@larry.rice.edu>
  30 function alias ()
  31 {
  32         if [ "x$2" = "x" ]
  33         then
  34                 declare -f $1
  35         else
  36                 case $2 in
  37                 *[#\!]*)
  38                         comm=$(echo $2 | sed  's/\\!\*/\"$\@\"/g
  39                                                s/\\!:\([1-9]\)/\"$\1\"/g
  40                                                s/#/\\#/g')
  41                         ;;
  42                 *)
  43                         comm="$2 \"\$@\"" ;;
  44                 esac
  45
  46                 eval function $1 \(\) "{" command "$comm"  "; }"
  47         fi
  48 }