Messages in this thread Patch in this message | | | From | Borislav Petkov <> | Subject | [PATCH] perf: Check for flex and bison before continuing building | Date | Mon, 4 Feb 2013 13:05:54 +0100 |
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From: Borislav Petkov <bp@suse.de>
Check whether both executables are present on the system before continuing with the build instead of failing halfway, if either are missing.
Signed-off-by: Borislav Petkov <bp@suse.de> --- tools/perf/Makefile | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 4b1044cbd84c..a158309a65ef 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -149,6 +149,8 @@ RM = rm -f MKDIR = mkdir FIND = find INSTALL = install +FLEX = flex +BISON= bison # sparse is architecture-neutral, which means that we need to tell it # explicitly what architecture to check for. Fix this up for yours.. @@ -158,6 +160,14 @@ ifneq ($(MAKECMDGOALS),clean) ifneq ($(MAKECMDGOALS),tags) -include config/feature-tests.mak +ifeq ($(call get-executable,$(FLEX)),) + dummy := $(error Error: $(FLEX) is missing on this system, please install it) +endif + +ifeq ($(call get-executable,$(BISON)),) + dummy := $(error Error: $(BISON) is missing on this system, please install it) +endif + ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y) CFLAGS := $(CFLAGS) -fstack-protector-all endif @@ -282,9 +292,6 @@ endif export PERL_PATH -FLEX = flex -BISON= bison - $(OUTPUT)util/parse-events-flex.c: util/parse-events.l $(OUTPUT)util/parse-events-bison.c $(QUIET_FLEX)$(FLEX) --header-file=$(OUTPUT)util/parse-events-flex.h $(PARSER_DEBUG_FLEX) -t util/parse-events.l > $(OUTPUT)util/parse-events-flex.c -- 1.8.1.2.422.g08c0e7f
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