hg: jdk7/build/corba: 6875240: Reduce Makefile build time by limiting repeated exec's (mostly for cygwin building)

[kelly.ohair at sun.com]

Changeset: 1c130e7b7a2e
Author:    ohair
Date:      2009-09-02 09:20 -0700
URL:       http://hg.openjdk.java.net/jdk7/build/corba/rev/1c130e7b7a2e

6875240: Reduce Makefile build time by limiting repeated exec's (mostly for cygwin building)
Reviewed-by: jjg, iris

! make/Makefile
! make/common/BuildToolJar.gmk
! make/common/CancelImplicits.gmk
! make/common/Defs.gmk
! make/common/Rules.gmk
! make/common/shared/Compiler-msvc.gmk
! make/common/shared/Defs-utils.gmk
! make/common/shared/Defs-windows.gmk
! make/common/shared/Defs.gmk
! make/common/shared/Platform.gmk
! make/jprt.properties