[Wigwam-cvs] wigwam-base/sh-macros/wigwam-env-api-tests ww_default, NONE, 1.1 Makefile.am, 1.4, 1.5

[Chris L. <li...@us...>]

Update of /cvsroot/wigwam/wigwam-base/sh-macros/wigwam-env-api-tests
In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv25766/sh-macros/wigwam-env-api-tests

Modified Files:
	Makefile.am 
Added Files:
	ww_default 
Log Message:
added new ww_default to ww-env-api its basicly:

test "x$VAR" = "x" && VAR=VALUE

only set variable if its not set



Index: Makefile.am
===================================================================
RCS file: /cvsroot/wigwam/wigwam-base/sh-macros/wigwam-env-api-tests/Makefile.am,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -d -r1.4 -r1.5
*** Makefile.am	3 Nov 2005 23:20:03 -0000	1.4
--- Makefile.am	21 Oct 2008 22:12:18 -0000	1.5
***************
*** 13,17 ****
      ww_int_pre_colon    \
      ww_usage            \
!     ww_set              
  
  EXTRA_DIST=$(TESTS) test_functions
--- 13,18 ----
      ww_int_pre_colon    \
      ww_usage            \
!     ww_set              \
!     ww_default          
  
  EXTRA_DIST=$(TESTS) test_functions

--- NEW FILE: ww_default ---
#!/bin/sh

. $srcdir/../ww-env-api

. $srcdir/test_functions

# ww_int

# check_new_value VAR VALUE
check_new_value () {
  ww_default "$1" "$2"
  eval 'compare $'"$1"' $2'
}

# check_old_value VAR VALUE
check_old_value () {
  eval "old_value=\$$1"
  ww_default "$1" "$2"
  eval 'compare $'"$1"' $old_value'
}

set -x 

foo=""

check_new_value foo bar
check_old_value foo taco