[Zope-CVS] SVN: zpkgtools/trunk/zpkgtools/appsupport/configure.in use more portable code to determine whether a path is absolute or not

[Fred L. Drake, Jr.]

Log message for revision 27466:
  use more portable code to determine whether a path is absolute or not
  
  this should work for classic sh, ash, and others that do not support
  ${name::length} expansions
  


Changed:
  U   zpkgtools/trunk/zpkgtools/appsupport/configure.in


-=-
Modified: zpkgtools/trunk/zpkgtools/appsupport/configure.in
===================================================================
--- zpkgtools/trunk/zpkgtools/appsupport/configure.in	2004-09-07 13:08:38 UTC (rev 27465)
+++ zpkgtools/trunk/zpkgtools/appsupport/configure.in	2004-09-07 16:04:43 UTC (rev 27466)
@@ -219,7 +219,9 @@
     exit 2
 fi
 
-if [ ! "${prefix::1}" = "/" ] ; then
+# iff $prefix starts with '/', $FIRSTPART will be ''
+FIRSTPART="`echo $prefix | cut -f1 -d/`"
+if [ ! "" = "" ] ; then
     prefix="`pwd`/$prefix"
 fi