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authorUlrich Drepper <drepper@redhat.com>2006-10-28 06:44:41 +0000
committerUlrich Drepper <drepper@redhat.com>2006-10-28 06:44:41 +0000
commit78fbd00f39d48592d55bd4a022a909c9577b21db (patch)
tree2bf24b213e2eeb96c06422c63ed4108db191e78e /elf
parenteb0a3d0cab507fecefe390a340f74ab8e5cf7831 (diff)
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* configure.in: Require assembler support for visibility, compiler
support for visibility and aliases, linker support for various -z options. * Makeconfig: Remove conditional code which now is unnecessary. * config.h.in: Likewise. * config.make.in: Likewise. * dlfcn/Makefile: Likewise. * elf/Makefile: Likewise. * elf/dl-load.c: Likewise. * elf/rtld.c: Likewise. * include/libc-symbols.h: Likewise. * include/stdio.h: Likewise. * io/Makefile: Likewise. * io/fstat.c: Likewise. * io/fstat64.c: Likewise. * io/fstatat.c: Likewise. * io/fstatat64.c: Likewise. * io/lstat.c: Likewise. * io/lstat64.c: Likewise. * io/mknod.c: Likewise. * io/mknodat.c: Likewise. * io/stat.c: Likewise. * io/stat64.c: Likewise. * libio/stdio.c: Likewise. * nscd/Makefile: Likewise. * stdlib/Makefile: Likewise. * stdlib/atexit.c: Likewise. * sysdeps/generic/ldsodefs.h: Likewise. * sysdeps/i386/dl-machine.h: Likewise. * sysdeps/i386/sysdep.h: Likewise. * sysdeps/i386/i686/memcmp.S: Likewise. * sysdeps/powerpc/powerpc32/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/sigaction.c: Likewise.
Diffstat (limited to 'elf')
-rw-r--r--elf/Makefile14
-rw-r--r--elf/dl-load.c5
-rw-r--r--elf/rtld.c3
3 files changed, 8 insertions, 14 deletions
diff --git a/elf/Makefile b/elf/Makefile
index 06e376d..afebaec 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -159,8 +159,8 @@ endif
ifeq (yes,$(build-shared))
tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
constload1 order $(tests-vis-$(have-protected)) noload filter unload \
- reldep reldep2 reldep3 reldep4 $(tests-nodelete-$(have-z-nodelete)) \
- $(tests-nodlopen-$(have-z-nodlopen)) neededtest neededtest2 \
+ reldep reldep2 reldep3 reldep4 nodelete nodelete2 \
+ nodlopen nodlopen2 neededtest neededtest2 \
neededtest3 neededtest4 unload2 lateglobal initfirst global \
restest2 next dblload dblunload reldep5 reldep6 reldep7 reldep8 \
circleload1 tst-tls3 tst-tls4 tst-tls5 tst-tls6 tst-tls7 tst-tls8 \
@@ -175,8 +175,6 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
# reldep9
test-srcs = tst-pathopt
tests-vis-yes = vismain
-tests-nodelete-yes = nodelete nodelete2
-tests-nodlopen-yes = nodlopen nodlopen2
tests-execstack-yes = tst-execstack tst-execstack-needed tst-execstack-prog
endif
ifeq (yesyes,$(have-fpie)$(build-shared))
@@ -186,8 +184,9 @@ tests: $(objpfx)tst-leaks1-mem
modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
testobj1_1 failobj constload2 constload3 unloadmod \
dep1 dep2 dep3 dep4 $(modules-vis-$(have-protected)) \
- $(modules-nodelete-$(have-z-nodelete)) \
- $(modules-nodlopen-$(have-z-nodlopen)) filtmod1 filtmod2 \
+ nodelmod1 nodelmod2 nodelmod3 nodelmod4 \
+ nodel2mod1 nodel2mod2 nodel2mod3 \
+ nodlopenmod nodlopenmod2 filtmod1 filtmod2 \
reldepmod1 reldepmod2 reldepmod3 reldepmod4 nextmod1 nextmod2 \
reldep4mod1 reldep4mod2 reldep4mod3 reldep4mod4 \
neededobj1 neededobj2 neededobj3 neededobj4 \
@@ -221,9 +220,6 @@ ifeq (yesyes,$(have-fpie)$(build-shared))
modules-names += tst-piemod1
endif
modules-vis-yes = vismod1 vismod2 vismod3
-modules-nodelete-yes = nodelmod1 nodelmod2 nodelmod3 nodelmod4 \
- nodel2mod1 nodel2mod2 nodel2mod3
-modules-nodlopen-yes = nodlopenmod nodlopenmod2
modules-execstack-yes = tst-execstack-mod
extra-test-objs += $(addsuffix .os,$(strip $(modules-names)))
# We need this variable to be sure the test modules get the right CPPFLAGS.
diff --git a/elf/dl-load.c b/elf/dl-load.c
index 2adeb60..ccbbf4f 100644
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -1392,7 +1392,7 @@ cannot allocate TLS data structures for initial thread");
requires that it be executable. We must change the
protection of the variable which contains the flags used in
the mprotect calls. */
-#if defined HAVE_Z_RELRO && defined SHARED
+#ifdef SHARED
if ((mode & (__RTLD_DLOPEN | __RTLD_AUDIT)) == __RTLD_DLOPEN)
{
const uintptr_t p = (uintptr_t) &__stack_prot & -GLRO(dl_pagesize);
@@ -1935,11 +1935,10 @@ open_path (const char *name, size_t namelen, int preloaded,
must not be freed using the general free() in libc. */
if (sps->malloced)
free (sps->dirs);
-#ifdef HAVE_Z_RELRO
+
/* rtld_search_dirs is attribute_relro, therefore avoid writing
into it. */
if (sps != &rtld_search_dirs)
-#endif
sps->dirs = (void *) -1;
}
diff --git a/elf/rtld.c b/elf/rtld.c
index edcc1f7..5e6ee51 100644
--- a/elf/rtld.c
+++ b/elf/rtld.c
@@ -207,8 +207,7 @@ DL_SYSINFO_IMPLEMENTATION
is fine, too. The latter is important here. We can avoid setting
up a temporary link map for ld.so if we can mark _rtld_global as
hidden. */
-#if defined PI_STATIC_AND_HIDDEN && defined HAVE_HIDDEN \
- && defined HAVE_VISIBILITY_ATTRIBUTE
+#ifdef PI_STATIC_AND_HIDDEN
# define DONT_USE_BOOTSTRAP_MAP 1
#endif