Merge commit '857e26b655a769e5a56bada1a0d9adb44cc176b7'

* commit '857e26b655a769e5a56bada1a0d9adb44cc176b7':
  build: Add an option for passing linker flags to the shared library build

See e34a3468f2.

--extra-ldlibflags is left in place for compatibility reasons.

Merged-by: James Almer <jamrial@gmail.com>

configure

@@ -365,7 +365,7 @@ Toolchain options:
   --extra-objcflags=FLAGS  add FLAGS to OBJCFLAGS [$CFLAGS]
   --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
   --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
-  --extra-ldlibflags=ELDFLAGS add ELDFLAGS to LDLIBFLAGS [$LDLIBFLAGS]
+  --extra-ldsoflags=ELDFLAGS add ELDFLAGS to LDSOFLAGS [$LDSOFLAGS]
   --extra-libs=ELIBS       add ELIBS [$ELIBS]
   --extra-version=STRING   version string suffix []
   --optflags=OPTFLAGS      override optimization-related compiler flags
@@ -869,8 +869,8 @@ add_ldexeflags(){
     append LDEXEFLAGS $($ldflags_filter "$@")
 }
 
-add_ldlibflags(){
-    append LDLIBFLAGS $($ldflags_filter "$@")
+add_ldsoflags(){
+    append LDSOFLAGS $($ldflags_filter "$@")
 }
 
 add_stripflags(){
@@ -3604,8 +3604,13 @@ for opt do
         --extra-ldexeflags=*)
             add_ldexeflags $optval
         ;;
+        --extra-ldsoflags=*)
+            add_ldsoflags $optval
+        ;;
         --extra-ldlibflags=*)
-            add_ldlibflags $optval
+            warn "The --extra-ldlibflags option is only provided for compatibility and will be\n"\
+                 "removed in the future. Use --extra-ldsoflags instead."
+            add_ldsoflags $optval
         ;;
         --extra-libs=*)
             add_extralibs $optval
@@ -6361,8 +6366,7 @@ EOF
 # add some linker flags
 check_ldflags -Wl,--warn-common
 check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
-enabled rpath && add_ldexeflags -Wl,-rpath,$libdir
-enabled rpath && add_ldlibflags -Wl,-rpath,$libdir
+enabled rpath && add_ldexeflags -Wl,-rpath,$libdir && add_ldsoflags -Wl,-rpath,$libdir
 test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
 
 # add some strip flags
@@ -6954,7 +6958,7 @@ DEPWINDRES=$dep_cc
 DOXYGEN=$doxygen
 LDFLAGS=$LDFLAGS
 LDEXEFLAGS=$LDEXEFLAGS
-LDLIBFLAGS=$LDLIBFLAGS
+LDSOFLAGS=$LDSOFLAGS
 SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
 ASMSTRIPFLAGS=$ASMSTRIPFLAGS
 X86ASMFLAGS=$X86ASMFLAGS

ffbuild/library.mak

@@ -48,7 +48,7 @@ $(SUBDIR)$(SLIBNAME): $(SUBDIR)$(SLIBNAME_WITH_MAJOR)
 
 $(SUBDIR)$(SLIBNAME_WITH_MAJOR): $(OBJS) $(SLIBOBJS) $(SUBDIR)lib$(NAME).ver
 	$(SLIB_CREATE_DEF_CMD)
-	$$(LD) $(SHFLAGS) $(LDFLAGS) $(LDLIBFLAGS) $$(LD_O) $$(filter %.o,$$^) $(FFEXTRALIBS)
+	$$(LD) $(SHFLAGS) $(LDFLAGS) $(LDSOFLAGS) $$(LD_O) $$(filter %.o,$$^) $(FFEXTRALIBS)
 	$(SLIB_EXTRA_CMD)
 
 ifdef SUBDIR