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    SubjectRe: [PATCH -v2] perf, probe-finder: Build fix on Debian
    Borislav Petkov wrote:
    > Building chokes with
    >
    > In file included from /usr/include/gelf.h:53,
    > from /usr/include/elfutils/libdw.h:53,
    > from util/probe-finder.h:61,
    > from util/probe-finder.c:39:
    > /usr/include/libelf.h:98: error: expected specifier-qualifier-list before 'off64_t'
    > /usr/include/libelf.h:160: error: expected specifier-qualifier-list before 'off64_t'
    > /usr/include/libelf.h:201: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'elf_update'
    > /usr/include/libelf.h:207: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'elf_getbase'
    > /usr/include/libelf.h:305: error: expected declaration specifiers or '...' before 'off64_t'
    > /usr/include/libelf.h:317: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'elf_getaroff'
    > make: *** [util/probe-finder.o] Error 1
    > make: *** Waiting for unfinished jobs....
    > rm .perf.dev.null
    >
    > which is due to the fact that </usr/include/libelf.h> isn't seeing
    > off64_t from <sys/types.h>
    >
    > Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>

    Thank you a lot!

    Acked-by: Masami Hiramatsu <mhiramat@redhat.com>

    > ---
    > tools/perf/Makefile | 10 +++++-----
    > 1 files changed, 5 insertions(+), 5 deletions(-)
    >
    > diff --git a/tools/perf/Makefile b/tools/perf/Makefile
    > index 8a8f52d..bc0f670 100644
    > --- a/tools/perf/Makefile
    > +++ b/tools/perf/Makefile
    > @@ -200,7 +200,7 @@ endif
    >
    > CFLAGS = -ggdb3 -Wall -Wextra -std=gnu99 -Werror $(CFLAGS_OPTIMIZE) -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
    > EXTLIBS = -lpthread -lrt -lelf -lm
    > -ALL_CFLAGS = $(CFLAGS)
    > +ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
    > ALL_LDFLAGS = $(LDFLAGS)
    > STRIP ?= strip
    >
    > @@ -492,19 +492,19 @@ ifeq ($(uname_S),Darwin)
    > PTHREAD_LIBS =
    > endif
    >
    > -ifeq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > -ifneq ($(shell sh -c "(echo '\#include <gnu/libc-version.h>'; echo 'int main(void) { const char * version = gnu_get_libc_version(); return (long)version; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > +ifeq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > +ifneq ($(shell sh -c "(echo '\#include <gnu/libc-version.h>'; echo 'int main(void) { const char * version = gnu_get_libc_version(); return (long)version; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
    > endif
    >
    > - ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > + ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > BASIC_CFLAGS += -DLIBELF_NO_MMAP
    > endif
    > else
    > msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel and glibc-dev[el]);
    > endif
    >
    > -ifneq ($(shell sh -c "(echo '\#include <dwarf.h>'; echo '\#include <libdw.h>'; echo 'int main(void) { Dwarf *dbg; dbg = dwarf_begin(0, DWARF_C_READ); return (long)dbg; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -I/usr/include/elfutils -ldw -lelf -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > +ifneq ($(shell sh -c "(echo '\#include <dwarf.h>'; echo '\#include <libdw.h>'; echo 'int main(void) { Dwarf *dbg; dbg = dwarf_begin(0, DWARF_C_READ); return (long)dbg; }') | $(CC) -x c - $(ALL_CFLAGS) -I/usr/include/elfutils -ldw -lelf -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
    > msg := $(warning No libdw.h found or old libdw.h found, disables dwarf support. Please install elfutils-devel/elfutils-dev);
    > BASIC_CFLAGS += -DNO_DWARF_SUPPORT
    > else

    --
    Masami Hiramatsu
    e-mail: mhiramat@redhat.com


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