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authorIngo Molnar <mingo@kernel.org>2013-07-12 09:44:07 +0200
committerIngo Molnar <mingo@kernel.org>2013-07-12 09:44:07 +0200
commitc3a1b0cb290601a141ae327b884b3b9cc83a514d (patch)
treebc11a23330d1d1288c684c4f9a4e1bda18715a5e /tools/lib
parente5302920da9ef23f9d19d4e9ac85704cc25bee7a (diff)
parent750ade7e82709c2835cb221a7b6a9ef0a6a9c0ac (diff)
Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
Pull perf/urgent fixes from Arnaldo Carvalho de Melo: * Fix some freeing bugs on the parsing error paths, from Adrian Hunter. * Update symbol_conf.nr_events when processing attribute events, fix from Adrian Hunter. * Fix missing increment in sample parsing when PERF_SAMPLE_STACK_USER is present, from Adrian Hunt. * Fix count parameter to read call in event_format__new, from David Ahern. * Remove -A/--append option, not working for a long time, from Jiri Olsa. * Remove -f/--force option, was a no-op for quite some time, from Jiri Olsa. * Fix -x/--exclude-other option for report command, from Jiri Olsa. * Cross build fixes, at least one for Android, from Joonsoo Kim. * Fix memory allocation fail check in mem{set,cpy} 'perf bench' workloads, from Kirill A. Shutemov. * Revert regression in configuration of Python support, from Michael Witten. * Fix -ldw/-lelf link test when static linking, from Mike Frysinger. * Fix issues with multiple children processing in perf_evlist__start_workload(), from Namhyung Kim. * Fix broken include in Context.xs ('perf script'), from Ramkumar Ramachandra. * Fixes for build problems, from Robert Richter. * Fix a typo of a Power7 event name, from Runzhen Wang. * Avoid sending SIGTERM to random processes in 'perf stat', fix from Stephane Eranian. * Fix per-socket output bug for uncore events in 'perf stat', from Stephane Eranian. * Fix vdso list searching, from Waiman Long. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/lib')
-rw-r--r--tools/lib/lk/Makefile17
1 files changed, 16 insertions, 1 deletions
diff --git a/tools/lib/lk/Makefile b/tools/lib/lk/Makefile
index 2c5a19733357..280dd8205430 100644
--- a/tools/lib/lk/Makefile
+++ b/tools/lib/lk/Makefile
@@ -3,6 +3,21 @@ include ../../scripts/Makefile.include
CC = $(CROSS_COMPILE)gcc
AR = $(CROSS_COMPILE)ar
+# Makefiles suck: This macro sets a default value of $(2) for the
+# variable named by $(1), unless the variable has been set by
+# environment or command line. This is necessary for CC and AR
+# because make sets default values, so the simpler ?= approach
+# won't work as expected.
+define allow-override
+ $(if $(or $(findstring environment,$(origin $(1))),\
+ $(findstring command line,$(origin $(1)))),,\
+ $(eval $(1) = $(2)))
+endef
+
+# Allow setting CC and AR, or setting CROSS_COMPILE as a prefix.
+$(call allow-override,CC,$(CROSS_COMPILE)gcc)
+$(call allow-override,AR,$(CROSS_COMPILE)ar)
+
# guard against environment variables
LIB_H=
LIB_OBJS=
@@ -14,7 +29,7 @@ LIB_OBJS += $(OUTPUT)debugfs.o
LIBFILE = liblk.a
CFLAGS = -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) -fPIC
-EXTLIBS = -lpthread -lrt -lelf -lm
+EXTLIBS = -lelf -lpthread -lrt -lm
ALL_CFLAGS = $(CFLAGS) $(BASIC_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
ALL_LDFLAGS = $(LDFLAGS)