From d1bca7c49c5f80673a2ff88bdad798812b09e9f2 Mon Sep 17 00:00:00 2001 From: Tzu-Jung Lee Date: Thu, 10 Oct 2013 10:50:57 -0700 Subject: [PATCH] ccache: expose control interface via 'make ccache-options' usage: # set cache limit size make CCACHE_OPTIONS="--max-size=5G" ccache-options # zero statistics counters make CCACHE_OPTIONS="--zero-stats" ccache-options [Peter: drop the redundant ifeq] Signed-off-by: Tzu-Jung Lee Acked-by: Thomas De Schampheleire Signed-off-by: Peter Korsgaard --- docs/manual/ccache-support.txt | 11 +++++++++++ package/ccache/ccache.mk | 9 +++++++++ 2 files changed, 20 insertions(+) diff --git a/docs/manual/ccache-support.txt b/docs/manual/ccache-support.txt index 4969180a2..fe06a01fa 100644 --- a/docs/manual/ccache-support.txt +++ b/docs/manual/ccache-support.txt @@ -23,3 +23,14 @@ remove this directory. You can get statistics on the cache (its size, number of hits, misses, etc.) by running +make ccache-stats+. + +The make target +ccache-options+ and the +CCACHE_OPTIONS+ variable +provide more generic access to the ccache. For example + +----------------- +# set cache limit size +make CCACHE_OPTIONS="--max-size=5G" ccache-options + +# zero statistics counters +make CCACHE_OPTIONS="--zero-stats" ccache-options +----------------- diff --git a/package/ccache/ccache.mk b/package/ccache/ccache.mk index c5e93857c..82a53f34c 100644 --- a/package/ccache/ccache.mk +++ b/package/ccache/ccache.mk @@ -44,4 +44,13 @@ $(eval $(host-autotools-package)) ifeq ($(BR2_CCACHE),y) ccache-stats: host-ccache $(Q)$(CCACHE) -s + +ccache-options: host-ccache +ifeq ($(CCACHE_OPTIONS),) + $(Q)echo "Usage: make ccache-options CCACHE_OPTIONS=\"opts\"" + $(Q)echo "where 'opts' corresponds to one or more valid ccache options" \ + "(see ccache help text below)" + $(Q)echo +endif + $(Q)$(CCACHE) $(CCACHE_OPTIONS) endif