This helps improve portability with broken applications which expect that linking directly against libc will bring in mq_*() functions.
Signed-off-by: William Pitcock <[email protected]> --- Makefile.in | 6 ++++++ Rules.mak | 8 ++++++++ 2 files changed, 14 insertions(+), 0 deletions(-) diff --git a/Makefile.in b/Makefile.in index 0f8b48e..4da9533 100644 --- a/Makefile.in +++ b/Makefile.in @@ -349,6 +349,12 @@ ifeq ($(UCLIBC_HAS_BACKTRACE),y) echo "GROUP ( $(UBACKTRACE_ASNEEDED) )" >> $(PREFIX)$(DEVEL_PREFIX)$(MULTILIB_DIR)/libc.so; \ fi endif +ifeq ($(UCLIBC_HAS_REALTIME),y) +# Add the AS_NEEDED entry for librt.so + if [ -f $(top_builddir)lib/libc.so -a -f $(PREFIX)$(DEVEL_PREFIX)$(MULTILIB_DIR)/libc.so ] ; then \ + echo "GROUP ( $(LIBRT_ASNEEDED) )" >> $(PREFIX)$(DEVEL_PREFIX)$(MULTILIB_DIR)/libc.so; \ + fi +endif ifeq ($(UCLIBC_HAS_THREADS),y) ifneq ($(LINUXTHREADS_OLD),y) ifeq ($(HARDWIRED_ABSPATH),y) diff --git a/Rules.mak b/Rules.mak index a5b6901..c8ffdaf 100644 --- a/Rules.mak +++ b/Rules.mak @@ -119,6 +119,7 @@ export MAJOR_VERSION MINOR_VERSION SUBLEVEL VERSION ABI_VERSION LC_ALL LIBC := libc SHARED_LIBNAME := $(LIBC).so.$(ABI_VERSION) UBACKTRACE_DSO := libubacktrace.so.$(ABI_VERSION) +LIBRT_DSO := librt.so.$(ABI_VERSION) ifneq ($(findstring $(TARGET_ARCH) , hppa64 ia64 mips64 powerpc64 s390x sparc64 x86_64 ),) UCLIBC_LDSO_NAME := ld64-uClibc ARCH_NATIVE_BIT := 64 @@ -523,6 +524,13 @@ export UBACKTRACE_ASNEEDED:=$(shell $(LD) --help 2>/dev/null | grep -q -- --as-n else export UBACKTRACE_ASNEEDED:="" endif +ifeq ($(UCLIBC_HAS_REALTIME),y) +# Only used in installed libc.so linker script +LIBRT_FULL_NAME := $(RUNTIME_PREFIX)lib/$(LIBRT_DSO) +export LIBRT_ASNEEDED:=$(shell $(LD) --help 2>/dev/null | grep -q -- --as-needed && echo "AS_NEEDED ( $(LIBRT_FULL_NAME) )" || echo "$(LIBRT_FULL_NAME)") +else +export LIBRT_ASNEEDED:="" +endif endif # Add a bunch of extra pedantic annoyingly strict checks -- 1.7.7.3 _______________________________________________ uClibc mailing list [email protected] http://lists.busybox.net/mailman/listinfo/uclibc
