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Link as-needed against ld.so.

This commit is contained in:
Roland McGrath 2010-04-19 15:31:43 -07:00
parent c98d4212d0
commit 7e2b0c8562
2 changed files with 13 additions and 1 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2010-04-19 Roland McGrath <roland@redhat.com> 2010-04-19 Roland McGrath <roland@redhat.com>
* Makeconfig (as-needed, no-as-needed): New variables.
(link-libc): Add ld.so inside --as-needed.
* stdio-common/tst-fmemopen.c (TEST_FILE): Macro removed. * stdio-common/tst-fmemopen.c (TEST_FILE): Macro removed.
(main): Take arguments. Construct test file name from ARGV[0]. (main): Take arguments. Construct test file name from ARGV[0].

11
Makeconfig
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@ -387,6 +387,14 @@ ifeq ($(elf),yes)
have-initfini = yes have-initfini = yes
endif endif
ifeq ($(have-as-needed),yes)
as-needed := -Wl,--as-needed
no-as-needed := -Wl,--no-as-needed
else
as-needed :=
no-as-needed :=
endif
# Installed name of the startup code. # Installed name of the startup code.
ifneq ($(have-initfini),yes) ifneq ($(have-initfini),yes)
# When not having init/fini, there is just one startfile, called crt0.o. # When not having init/fini, there is just one startfile, called crt0.o.
@ -484,7 +492,8 @@ ifeq ($(elf),yes)
# run the linked programs. # run the linked programs.
link-libc = -Wl,-rpath-link=$(rpath-link) \ link-libc = -Wl,-rpath-link=$(rpath-link) \
$(common-objpfx)libc.so$(libc.so-version) \ $(common-objpfx)libc.so$(libc.so-version) \
$(common-objpfx)$(patsubst %,$(libtype.oS),c) $(gnulib) $(common-objpfx)$(patsubst %,$(libtype.oS),c) \
$(as-needed) $(common-objpfx)elf/ld.so $(no-as-needed) $(gnulib)
# This is how to find at build-time things that will be installed there. # This is how to find at build-time things that will be installed there.
rpath-dirs = math elf dlfcn nss nis rt resolv crypt rpath-dirs = math elf dlfcn nss nis rt resolv crypt
endif endif