1 files changed, 10 insertions, 4 deletions

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 7473de00682b..26a3f2ec90c9 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -5,6 +5,12 @@ endif
 # The default target of this Makefile is...
 all::
 
+ifneq ($(OUTPUT),)
+# check that the output directory actually exists
+OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
+$(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
+endif
+
 # Define V=1 to have a more verbose compile.
 # Define V=2 to have an even more verbose compile.
 #
@@ -940,15 +946,15 @@ $(OUTPUT)common-cmds.h: $(wildcard Documentation/perf-*.txt)
         $(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@
 
 $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
-        $(QUIET_GEN)$(RM) $@ $@+ && \
+        $(QUIET_GEN)$(RM) $(OUTPUT)$@ $(OUTPUT)$@+ && \
         sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
             -e 's|@SHELL_PATH@|$(SHELL_PATH_SQ)|' \
             -e 's|@@PERL@@|$(PERL_PATH_SQ)|g' \
             -e 's/@@PERF_VERSION@@/$(PERF_VERSION)/g' \
             -e 's/@@NO_CURL@@/$(NO_CURL)/g' \
-            $@.sh >$@+ && \
-        chmod +x $@+ && \
-        mv $@+ $(OUTPUT)$@
+            $@.sh > $(OUTPUT)$@+ && \
+        chmod +x $(OUTPUT)$@+ && \
+        mv $(OUTPUT)$@+ $(OUTPUT)$@
 
 configure: configure.ac
         $(QUIET_GEN)$(RM) $@ $<+ && \