ubacktrace/uargp: remove unneeded and false linker scripts

Rules.mak

@@ -140,7 +140,6 @@ 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)
 
 UCLIBC_LDSO_NAME := ld-uClibc
 ARCH_NATIVE_BIT := 32
@@ -548,33 +547,6 @@ link.asneeded = $(if $(CC_FLAG_ASNEEDED),$(if $(CC_FLAG_NO_ASNEEDED),$(CC_FLAG_A
 # Check for AS_NEEDED support in linker script (binutils>=2.16.1 has it)
 ifndef ASNEEDED
 export ASNEEDED:=$(shell $(CC) -Wl,--help 2>/dev/null | grep -q -- --as-needed && echo "AS_NEEDED ( $(UCLIBC_LDSO) )" || echo "$(UCLIBC_LDSO)")
-
-# Only used in installed libc.so linker script
-ifeq ($(UCLIBC_HAS_BACKTRACE),y)
-ifeq ($(HARDWIRED_ABSPATH),y)
-UBACKTRACE_FULL_NAME := $(subst //,/,$(RUNTIME_PREFIX)$(MULTILIB_DIR)/$(UBACKTRACE_DSO))
-else
-UBACKTRACE_FULL_NAME := $(UBACKTRACE_DSO)
-endif
-export UBACKTRACE_ASNEEDED:=$(shell $(CC) -Wl,--help 2>/dev/null | grep -q -- --as-needed && \
-	echo "GROUP ( AS_NEEDED ( $(UBACKTRACE_FULL_NAME) ) )" || \
-	echo "GROUP ( $(UBACKTRACE_FULL_NAME) )")
-else
-export UBACKTRACE_ASNEEDED:=""
-endif
-ifeq ($(UCLIBC_HAS_ARGP),y)
-ifeq ($(HARDWIRED_ABSPATH),y)
-# Only used in installed libc.so linker script
-UARGP_FULL_NAME := $(subst //,/,$(RUNTIME_PREFIX)$(MULTILIB_DIR)/libuargp.so.$(MAJOR_VERSION))
-else
-UARGP_FULL_NAME := libuargp.so.$(MAJOR_VERSION)
-endif
-export UARGP_ASNEEDED:=$(shell $(CC) -Wl,--help 2>/dev/null | grep -q -- --as-needed && \
-	echo "GROUP ( AS_NEEDED ( $(UARGP_FULL_NAME) ) )" || \
-	echo "GROUP ( $(UARGP_FULL_NAME) )")
-else
-export UARGP_ASNEEDED:=""
-endif
 endif
 
 # Add a bunch of extra pedantic annoyingly strict checks

extra/Configs/Config.in

@@ -1896,8 +1896,6 @@ config UCLIBC_HAS_ARGP
 	  `--help' and `--version' options.
 	  A library can export an argp option parser, which programs can easily
 	  use in conjunction with their own option parser.
-	  A new shared object "libuargp" is created. The "libc.so" linker script
-	  contains the AS_NEEDED entry for getting the libuargp linked automatically.
 	  Argp support is needed by elfutils libdw.
 
 	  Most people can safely answer N.
@@ -2391,12 +2389,11 @@ config UCLIBC_HAS_BACKTRACE
 	bool "Add support for application self-debugging"
 	depends on HAVE_SHARED
 	help
-	  Answer Y here to compile support for application self-debugging, by adding
-	  a new shared object "libubacktrace.so" that provides the following new
-	  functions:
+	  Answer Y here to compile support for application self-debugging that
+	  provides the following new functions:
 	  backtrace, backtrace_symbols, backtrace_symbols_fd
 
-	  The backtrace functionality is currently supported on SH platform, and it
+	  The backtrace functionality is currently supported on some platforms, and it
 	  based on dwarf2 informations to properly work, so any application that
 	  want to use backtrace needs to be built with -fexceptions flag.