diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/config/Makefile | 6 | ||||
| -rw-r--r-- | tools/perf/config/feature-checks/Makefile | 4 | ||||
| -rw-r--r-- | tools/perf/config/feature-checks/test-libelf-mmap.c | 7 |
3 files changed, 14 insertions, 3 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 8a27de2..bf1f021 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -111,6 +111,7 @@ FEATURE_TESTS = \ libelf \ glibc \ dwarf \ + libelf-mmap \ libnuma $(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test))) @@ -202,7 +203,7 @@ ifndef NO_LIBELF CFLAGS += -DHAVE_LIBELF_SUPPORT FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) - ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y) + ifeq ($(feature-libelf-mmap), 1) CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT endif @@ -227,8 +228,7 @@ endif # NO_LIBELF ifndef NO_LIBELF CFLAGS += -DHAVE_LIBELF_SUPPORT - FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) - ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y) + ifeq ($(feature-libelf-mmap), 1) CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT endif # try-cc endif # NO_LIBELF diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile index 566a71d..bf96e34 100644 --- a/tools/perf/config/feature-checks/Makefile +++ b/tools/perf/config/feature-checks/Makefile @@ -9,6 +9,7 @@ FILES= \ test-libelf \ test-glibc \ test-dwarf \ + test-libelf-mmap \ test-libnuma CC := $(CC) -MD @@ -46,6 +47,9 @@ test-glibc: test-dwarf: $(BUILD) -ldw +test-libelf-mmap: + $(BUILD) -lelf + test-libnuma: $(BUILD) -lnuma diff --git a/tools/perf/config/feature-checks/test-libelf-mmap.c b/tools/perf/config/feature-checks/test-libelf-mmap.c new file mode 100644 index 0000000..1c64815 --- /dev/null +++ b/tools/perf/config/feature-checks/test-libelf-mmap.c @@ -0,0 +1,7 @@ +#include <libelf.h> +# +int main(void) +{ + Elf *elf = elf_begin(0, ELF_C_READ_MMAP, 0); + return (long)elf; +} |
