On 2019-02-15 2:52 p.m., Yannick Lamarre wrote:
> The generated makefile was ignoring POPT_CFLAGS when compiling
> lttng, but was adding POPT_LIBS to lttng_LDADD. With this commit,
> make now honors both settings for applications and tests.
> 
> Fixes: #1165
> 
> Signed-off-by: Yannick Lamarre <ylama...@efficios.com>
> ---
>  src/bin/lttng/Makefile.am                  | 2 ++
>  tests/regression/kernel/Makefile.am        | 2 +-
>  tests/regression/ust/multi-lib/Makefile.am | 8 ++++----
>  3 files changed, 7 insertions(+), 5 deletions(-)
> 
> diff --git a/src/bin/lttng/Makefile.am b/src/bin/lttng/Makefile.am
> index b0e1247d..62ae0593 100644
> --- a/src/bin/lttng/Makefile.am
> +++ b/src/bin/lttng/Makefile.am
> @@ -28,6 +28,8 @@ lttng_SOURCES = command.h conf.c conf.h commands/start.c \
>                               commands/disable_rotation.c \
>                               utils.c utils.h lttng.c
>  
> +lttng_CFLAGS = $(AM_CFLAGS) $(POPT_CFLAGS)

By convention AM_CFLAGS should come last, it also has to do with priority.

> +
>  lttng_LDADD = $(top_builddir)/src/lib/lttng-ctl/liblttng-ctl.la \
>                       $(top_builddir)/src/common/libcommon.la \
>                       $(top_builddir)/src/common/config/libconfig.la \
> diff --git a/tests/regression/kernel/Makefile.am 
> b/tests/regression/kernel/Makefile.am
> index a787e4fa..3ab6d75b 100644
> --- a/tests/regression/kernel/Makefile.am
> +++ b/tests/regression/kernel/Makefile.am
> @@ -7,7 +7,7 @@ EXTRA_DIST = test_event_basic test_all_events test_syscall \
>  noinst_PROGRAMS = select_poll_epoll
>  select_poll_epoll_SOURCES = select_poll_epoll.c
>  select_poll_epoll_LDADD = $(POPT_LIBS)
> -select_poll_epoll_CFLAGS = -fno-stack-protector -D_FORTIFY_SOURCE=0 
> $(AM_CFLAGS)
> +select_poll_epoll_CFLAGS = $(POPT_CFLAGS) -fno-stack-protector 
> -D_FORTIFY_SOURCE=0 $(AM_CFLAGS)

POPT_CFLAGS should come after the specific flag and before AM_CFLAGS

>  
>  all-local:
>       @if [ x"$(srcdir)" != x"$(builddir)" ]; then \
> diff --git a/tests/regression/ust/multi-lib/Makefile.am 
> b/tests/regression/ust/multi-lib/Makefile.am
> index 3fb4ae74..17ccf3e6 100644
> --- a/tests/regression/ust/multi-lib/Makefile.am
> +++ b/tests/regression/ust/multi-lib/Makefile.am
> @@ -3,13 +3,13 @@ EXTRA_DIST = test_multi_lib
>  noinst_PROGRAMS = exec-with-callsites exec-without-callsites
>  
>  exec_with_callsites_SOURCES = multi-lib-test.c callsites.c
> -exec_with_callsites_LDFLAGS = -ldl -lpopt
> -exec_with_callsites_CFLAGS = $(AM_CFLAGS) -DHAS_CALLSITES=1
> +exec_with_callsites_LDFLAGS = -ldl $(POPT_LIBS)
> +exec_with_callsites_CFLAGS = $(POPT_CFLAGS) $(AM_CFLAGS) -DHAS_CALLSITES=1
>  
>  exec_without_callsites_SOURCES = multi-lib-test.c
> -exec_without_callsites_LDFLAGS = -ldl -lpopt -llttng-ust
> +exec_without_callsites_LDFLAGS = -ldl $(POPT_LIBS) -llttng-ust
>  exec_without_callsites_LDADD = probes.o
> -exec_without_callsites_CFLAGS = $(AM_CFLAGS) -DHAS_CALLSITES=0
> +exec_without_callsites_CFLAGS = $(POPT_CFLAGS) $(AM_CFLAGS) -DHAS_CALLSITES=0
>  
>  PROBES_SRC=probes.c probes.h
>  PROBES_LDF=-shared -module -llttng-ust -avoid-version -rpath 
> $(abs_builddir)/.libs/
> 

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