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#!/bin/sh

## ctaftools.sh for ctafconf in /home/ctaf/gterm/gnome-terminal-2.10.0/src

##

## Made by GESTES Cedric

## Login   <ctaf@epita.fr>

##

## Started on  Wed Oct 12 00:20:30 2005 GESTES Cedric

## Last update Fri Apr 21 02:33:24 2006 cedric gestes

##

##CTAFCONF

###

#PARAM: csh | sh

###



##PORTABLE SHELL COMMAND

# env_set var value

# env_unset var

# env_append var value

# env_prepend var value

# env_ifnull var value

# env_ifndef var value



# alias_set var value

# alias_unset var



# var_set var value

# var_unset var



# arg_get var num

# arg_getall var

# arg_getinterval var numdeb numfin



# ift type fichier 'action1 \\

# action2; action3; \\

# action4'



# ifeq string1 string2 'action'

# ifne string1 string2 'action'

# ifwhich program 'action'

# ifnwhich program 'action'



# for_int var deb fin 'action'

# for_list var 'list elt2 elt3' 'action'



#######################

test x$1 = xcsh && goto csh_functions



#echo "Shell mode: SH"

env_set() {

  eval "$1='$2'" export "$1";

}



env_unset() {

  unset "$@"

}



env_append() {

  eval $1=\${$1:+\$$1${2:+:}}\$2 export $1

}



env_prepend() {

  eval $1=\$2\${$1:+${2:+:}\$$1} export $1;

}



env_ifnull() {

  eval $1=\${$1:-\$2} export $1;

}



env_ifndef() {

  eval $1=\${$1-\$2} export $1;

}



alias_set() {

  alias -- "$1=$2"

}



alias_unset() {

  unalias -- "$1"

}



var_set() {

  eval "$1=$2"

}



var_unset() {

  unset "$1"

}



# ift() {

#   if [ $1 ] ; then

#     eval $2

#   fi

# }



null_which() {

  which $1 >/dev/null 2>/dev/null

  return $?

}



return



csh_functions:

#echo "Shell mode: CSH"



alias env_set 'setenv \!:1 \!:2\'

alias env_unset 'unsetenv \!:1'

alias env_ifndef  'if (! $?\!:1) setenv \!:1 \!:2'

alias env_ifnull  'if (! $?\!:1) setenv \!:1; eval " \\

      test X != '\''X$\!:1'\'' || setenv \!:1 \!:2"'

alias env_append  'if (! $?\!:1) setenv \!:1; eval " \\

      test X != '\''X$\!:1'\'' && setenv \!:1 $\!:1\:\!:2 || setenv \!:1 \!:2"'

alias env_prepend 'if (! $?\!:1) setenv \!:1; eval " \\

      test X != '\''X$\!:1'\'' && setenv \!:1 \!:2\:$\!:1 || setenv \!:1 \!:2"'



alias alias_set 'alias'

alias alias_unset 'unalias'



alias var_set 'set \!:1=\!:2'

alias var_unset 'unset \!:1'

alias null_which 'which \!* >&/dev/null'



# alias ift 'if ( { test \!* } ) then'

# alias iftelse 'echo else; else'

# alias iftend 'echo endif;endif'