diff options
Diffstat (limited to 'tools/perf/Makefile')
| -rw-r--r-- | tools/perf/Makefile | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/perf/Makefile b/tools/perf/Makefile index b5f1953b6144..6dabcf1a4df6 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -419,6 +419,16 @@ ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel); endif +ifneq ($(shell sh -c "(echo '\#include <libdwarf/dwarf.h>'; echo '\#include <libdwarf/libdwarf.h>'; echo 'int main(void) { Dwarf_Debug dbg; Dwarf_Error err; dwarf_init(0, DW_DLC_READ, 0, 0, &dbg, &err); return (long)dbg; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -ldwarf -lelf -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y) + msg := $(warning No libdwarf.h found, disables probe subcommand. Please install libdwarf-dev/libdwarf-devel); +else + EXTLIBS += -lelf -ldwarf + LIB_H += util/probe-finder.h + LIB_OBJS += util/probe-finder.o + BUILTIN_OBJS += builtin-probe.o + BASIC_CFLAGS += -DSUPPORT_DWARF +endif + ifdef NO_DEMANGLE BASIC_CFLAGS += -DNO_DEMANGLE else |