From 48b2d6adccee986390c923ff1acb4dd101a05595 Mon Sep 17 00:00:00 2001
From: Michael Meeks <michael.meeks@suse.com>
Date: Mon, 8 Oct 2012 20:44:54 +0100
Subject: [PATCH] use icerun to avoid compilation process explosions using
 icecream.

Change-Id: I3539bfcfbbb43f44a6fc8fae60bda84267938116
---
 config_host.mk.in             |  1 +
 configure.in                  | 11 +++++++++++
 solenv/gbuild/JavaClassSet.mk |  2 +-
 3 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/config_host.mk.in b/config_host.mk.in
index 251847ee4ee3..eaf0d61986a6 100644
--- a/config_host.mk.in
+++ b/config_host.mk.in
@@ -254,6 +254,7 @@ export HUNSPELL_CFLAGS=@HUNSPELL_CFLAGS@
 export HUNSPELL_LIBS=@HUNSPELL_LIBS@
 export HYPHEN_LIB=@HYPHEN_LIB@
 export HYPH_SYSTEM_DIR=@HYPH_SYSTEM_DIR@
+export ICECREAM_RUN=@ICECREAM_RUN@
 export ICU_MAJOR=@ICU_MAJOR@
 export ICU_MICRO=@ICU_MICRO@
 export ICU_MINOR=@ICU_MINOR@
diff --git a/configure.in b/configure.in
index 169d994f87c7..8d1f90444a58 100644
--- a/configure.in
+++ b/configure.in
@@ -12614,6 +12614,17 @@ fi
 AC_MSG_RESULT([$BUILD_MAX_JOBS])
 AC_SUBST(BUILD_MAX_JOBS)
 
+dnl ===================================================================
+dnl icerun is a wrapper that stops us spawning tens of processes
+dnl locally - for tools that can't be executed on the compile cluster
+dnl this avoids a dozen javac's ganging up on your laptop to kill it.
+dnl ===================================================================
+ICECREAM_RUN=
+if test "$enable_icecream" = "yes"; then
+   ICECREAM_RUN=icerun
+fi
+AC_SUBST(ICECREAM_RUN)
+
 # =====================================================================
 # determine the parallelism for gnu make
 # =====================================================================
diff --git a/solenv/gbuild/JavaClassSet.mk b/solenv/gbuild/JavaClassSet.mk
index 3f65099802f7..b5b743995e50 100644
--- a/solenv/gbuild/JavaClassSet.mk
+++ b/solenv/gbuild/JavaClassSet.mk
@@ -26,7 +26,7 @@
 #
 #*************************************************************************
 
-gb_JavaClassSet_JAVACCOMMAND := $(JAVACOMPILER) $(JAVAFLAGS) \
+gb_JavaClassSet_JAVACCOMMAND := $(ICECREAM_RUN) $(JAVACOMPILER) $(JAVAFLAGS) \
     -source $(JAVA_SOURCE_VER) -target $(JAVA_TARGET_VER)
 gb_JavaClassSet_JAVACDEBUG :=