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authorJan Beich <jbeich@FreeBSD.org>2020-01-01 11:02:37 +0000
committerDmitry Rogozhkin <dmitry.v.rogozhkin@intel.com>2020-10-16 09:35:48 -0700
commit37886813e71629363342a0503a83e39c8e840eb0 (patch)
treed040ca22a9edfd488409ba0ffdfc9cc902daed16
parentf87858c4809a2dd9d48f89edd3c0057fd112413e (diff)
downloadlibva-37886813e71629363342a0503a83e39c8e840eb0.tar.gz
autotools: avoid -ldl if not required or not supported
ld: error: unable to find library -ldl
-rw-r--r--configure.ac5
-rw-r--r--va/Makefile.am10
2 files changed, 10 insertions, 5 deletions
diff --git a/configure.ac b/configure.ac
index 2fce554..8484e43 100644
--- a/configure.ac
+++ b/configure.ac
@@ -209,6 +209,11 @@ if test "$ac_cv_have_gnuc_visibility_attribute" = "yes"; then
[Defined to 1 if GCC visibility attribute is supported])
fi
+# Check for -ldl (often not required)
+AC_SEARCH_LIBS([dlopen], [dl], [], [
+ AC_MSG_ERROR([unable to find the dlopen() function])
+])
+
# Check for -fstack-protector
ssp_cc=yes
if test "X$CC-cc" != "X"; then
diff --git a/va/Makefile.am b/va/Makefile.am
index 1a97b2c..45d0f07 100644
--- a/va/Makefile.am
+++ b/va/Makefile.am
@@ -93,7 +93,7 @@ libva_la_SOURCES = $(libva_source_c)
libva_la_CFLAGS = $(libva_cflags)
libva_la_LDFLAGS = $(libva_ldflags)
libva_la_DEPENDENCIES = libva.syms
-libva_la_LIBADD = $(LIBVA_LIBS) -ldl
+libva_la_LIBADD = $(LIBVA_LIBS)
if USE_DRM
SUBDIRS += drm
@@ -103,7 +103,7 @@ libva_drm_la_CFLAGS = $(libva_cflags)
libva_drm_la_LDFLAGS = $(LDADD)
libva_drm_la_DEPENDENCIES = libva.la drm/libva_drm.la
libva_drm_la_LIBADD = libva.la drm/libva_drm.la \
- $(LIBVA_LIBS) $(DRM_LIBS) -ldl
+ $(LIBVA_LIBS) $(DRM_LIBS)
endif
if USE_X11
@@ -115,7 +115,7 @@ libva_x11_la_CFLAGS = $(libva_cflags)
libva_x11_la_LDFLAGS = $(LDADD)
libva_x11_la_DEPENDENCIES = libva.la x11/libva_x11.la
libva_x11_la_LIBADD = libva.la x11/libva_x11.la \
- $(LIBVA_LIBS) $(X11_LIBS) $(XEXT_LIBS) $(XFIXES_LIBS) $(DRM_LIBS) -ldl
+ $(LIBVA_LIBS) $(X11_LIBS) $(XEXT_LIBS) $(XFIXES_LIBS) $(DRM_LIBS)
endif
if USE_GLX
@@ -126,7 +126,7 @@ libva_glx_la_CFLAGS = $(libva_cflags)
libva_glx_la_LDFLAGS = $(LDADD)
libva_glx_la_DEPENDENCIES = libva.la glx/libva_glx.la libva-x11.la
libva_glx_la_LIBADD = libva.la glx/libva_glx.la libva-x11.la \
- $(GLX_LIBS) -ldl
+ $(GLX_LIBS)
endif
if USE_WAYLAND
@@ -137,7 +137,7 @@ libva_wayland_la_CFLAGS = $(libva_cflags)
libva_wayland_la_LDFLAGS = $(LDADD)
libva_wayland_la_DEPENDENCIES = libva.la wayland/libva_wayland.la
libva_wayland_la_LIBADD = libva.la wayland/libva_wayland.la \
- $(WAYLAND_LIBS) $(DRM_LIBS) -ldl
+ $(WAYLAND_LIBS) $(DRM_LIBS)
endif
DIST_SUBDIRS = x11 glx drm wayland