hg: jdk9/sandbox: 5 new changesets

[magnus.ihse.bursie at oracle.com]

Changeset: b5ea3a098187
Author:    ihse
Date:      2015-01-29 22:48 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/b5ea3a098187

Fix problem when running first time on an empty configuration.

! make/Init.gmk

Changeset: e7a405a62de2
Author:    ihse
Date:      2015-01-29 23:08 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/e7a405a62de2

Add basic main targets even without a spec, to get better error message when no configuration is present.

! make/Help.gmk
! make/Init.gmk
! make/InitSupport.gmk

Changeset: a311f8d47e4a
Author:    ihse
Date:      2015-01-29 23:26 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/a311f8d47e4a

Better handling of SPEC:
* Sanity check of spec.gmk so it belongs to this source root.
* Improved handling of CONF= and SPEC= at the same time.
* Handle SPEC=<relative path> properly.

! make/Init.gmk
! make/InitSupport.gmk

Changeset: f08d4eb47de8
Author:    ihse
Date:      2015-01-30 00:08 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/f08d4eb47de8

* Rename variables
* Move code to more logical position
* Remove duplicate definitions
* Fix comments
* Fix some whitespace issues

! Makefile
! make/Help.gmk
! make/Init.gmk
! make/InitSupport.gmk

Changeset: 16f311795285
Author:    ihse
Date:      2015-01-30 01:54 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/16f311795285

* Clean up how logging is setup
* Deprecate old VERBOSE= input
* Rename VERBOSE to MAKE_LOG_FLAGS
* Setup makeflag "-d" for LOG=trace
* Make output more compact
* Move timestamp output to LOG=info level
* Recalculate topdir if needed
* Structure recursive make calls
* First attempt at better handling of user-supplied variables
* Fix old code according to modern code style
* Fix comments

! Makefile
! common/autoconf/spec.gmk.in
! make/Init.gmk
! make/InitSupport.gmk
! make/common/MakeBase.gmk