diff options
| -rw-r--r-- | ChangeLog | 12 | ||||
| -rw-r--r-- | Makeconfig | 6 | ||||
| -rw-r--r-- | NEWS | 22 | ||||
| -rw-r--r-- | config.make.in | 1 | ||||
| -rwxr-xr-x | configure | 21 | ||||
| -rw-r--r-- | configure.ac | 13 | ||||
| -rw-r--r-- | elf/Makefile | 1 |
7 files changed, 65 insertions, 11 deletions
@@ -1,3 +1,15 @@ +2015-06-25 H.J. Lu <hongjiu.lu@intel.com> + + [BZ #17841] + * Makeconfig (no-pie-ldflag): New. + (+link): Set to $(+link-pie) if default to PIE. + (+link-tests): Set to $(+link-pie-tests) if default to PIE. + * config.make.in (build-pie-default): New. + * configure.ac (libc_cv_pie_default): New. Set to yes if -fPIE + is default. AC_SUBST. + * configure: Regenerated. + * elf/Makefile (LDFLAGS-tst-dlopen-aout): New. + 2015-06-24 Roland McGrath <roland@hack.frob.com> * nptl/descr.h (struct pthread): Change type of field setxid_futex @@ -442,6 +442,11 @@ endif # Commands for linking programs with the C library. ifndef +link ifeq (yes,$(build-shared)) +ifeq (yes,$(build-pie-default)) +no-pie-ldflag = -no-pie ++link = $(+link-pie) ++link-tests = $(+link-pie-tests) +else +link-before-libc = $(CC) -nostdlib -nostartfiles -o $@ \ $(sysdep-LDFLAGS) $(LDFLAGS) $(LDFLAGS-$(@F)) \ $(combreloc-LDFLAGS) $(relro-LDFLAGS) $(hashstyle-LDFLAGS) \ @@ -462,6 +467,7 @@ $(+link-before-libc) $(rtld-tests-LDFLAGS) $(link-libc-tests) \ $(+link-after-libc) $(call after-link,$@) endef +endif else +link = $(+link-static) +link-tests = $(+link-static-tests) @@ -14,17 +14,17 @@ Version 2.22 16526, 16538, 16560, 16704, 16783, 16850, 17053, 17090, 17195, 17269, 17293, 17322, 17403, 17523, 17542, 17569, 17581, 17588, 17596, 17620, 17621, 17628, 17631, 17692, 17711, 17715, 17776, 17779, 17792, 17836, - 17912, 17916, 17930, 17932, 17944, 17949, 17964, 17965, 17967, 17969, - 17977, 17978, 17987, 17991, 17996, 17998, 17999, 18007, 18019, 18020, - 18029, 18030, 18032, 18034, 18036, 18038, 18039, 18042, 18043, 18046, - 18047, 18049, 18068, 18080, 18093, 18100, 18104, 18110, 18111, 18116, - 18125, 18128, 18138, 18185, 18196, 18197, 18206, 18210, 18211, 18217, - 18219, 18220, 18221, 18234, 18244, 18245, 18247, 18287, 18319, 18324, - 18333, 18346, 18371, 18397, 18409, 18410, 18412, 18418, 18422, 18434, - 18444, 18468, 18469, 18470, 18479, 18483, 18495, 18496, 18497, 18498, - 18507, 18512, 18513, 18519, 18520, 18522, 18527, 18528, 18529, 18530, - 18532, 18533, 18534, 18536, 18539, 18540, 18542, 18544, 18545, 18546, - 18547, 18553, 18558, 18569, 18583, 18585, 18586, 18593, 18594. + 17841, 17912, 17916, 17930, 17932, 17944, 17949, 17964, 17965, 17967, + 17969, 17977, 17978, 17987, 17991, 17996, 17998, 17999, 18007, 18019, + 18020, 18029, 18030, 18032, 18034, 18036, 18038, 18039, 18042, 18043, + 18046, 18047, 18049, 18068, 18080, 18093, 18100, 18104, 18110, 18111, + 18116, 18125, 18128, 18138, 18185, 18196, 18197, 18206, 18210, 18211, + 18217, 18219, 18220, 18221, 18234, 18244, 18245, 18247, 18287, 18319, + 18324, 18333, 18346, 18371, 18397, 18409, 18410, 18412, 18418, 18422, + 18434, 18444, 18468, 18469, 18470, 18479, 18483, 18495, 18496, 18497, + 18498, 18507, 18512, 18513, 18519, 18520, 18522, 18527, 18528, 18529, + 18530, 18532, 18533, 18534, 18536, 18539, 18540, 18542, 18544, 18545, + 18546, 18547, 18553, 18558, 18569, 18583, 18585, 18586, 18593, 18594. * Cache information can be queried via sysconf() function on s390 e.g. with _SC_LEVEL1_ICACHE_SIZE as argument. diff --git a/config.make.in b/config.make.in index 5a18dae..a9f5696 100644 --- a/config.make.in +++ b/config.make.in @@ -82,6 +82,7 @@ nss-crypt = @libc_cv_nss_crypt@ # Configuration options. build-shared = @shared@ build-pic-default= @libc_cv_pic_default@ +build-pie-default= @libc_cv_pie_default@ build-profile = @profile@ build-static-nss = @static_nss@ add-ons = @add_ons@ @@ -596,6 +596,7 @@ mach_interface_list DEFINES static_nss profile +libc_cv_pie_default libc_cv_pic_default shared static @@ -7317,6 +7318,26 @@ fi $as_echo "$libc_cv_pic_default" >&6; } +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fPIE is default" >&5 +$as_echo_n "checking whether -fPIE is default... " >&6; } +if ${libc_cv_pie_default+:} false; then : + $as_echo_n "(cached) " >&6 +else + libc_cv_pie_default=yes +cat > conftest.c <<EOF +#if defined __PIE__ || defined __pie__ || defined PIE || defined pie +# error PIE is default. +#endif +EOF +if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then + libc_cv_pie_default=no +fi +rm -f conftest.* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_pie_default" >&5 +$as_echo "$libc_cv_pie_default" >&6; } + + diff --git a/configure.ac b/configure.ac index ff66b87..7e9383a 100644 --- a/configure.ac +++ b/configure.ac @@ -2075,6 +2075,19 @@ fi rm -f conftest.*]) AC_SUBST(libc_cv_pic_default) +AC_CACHE_CHECK([whether -fPIE is default], libc_cv_pie_default, +[libc_cv_pie_default=yes +cat > conftest.c <<EOF +#if defined __PIE__ || defined __pie__ || defined PIE || defined pie +# error PIE is default. +#endif +EOF +if eval "${CC-cc} -S conftest.c 2>&AS_MESSAGE_LOG_FD 1>&AS_MESSAGE_LOG_FD"; then + libc_cv_pie_default=no +fi +rm -f conftest.*]) +AC_SUBST(libc_cv_pie_default) + AC_SUBST(profile) AC_SUBST(static_nss) diff --git a/elf/Makefile b/elf/Makefile index 4ea3ccf..f21276c0 100644 --- a/elf/Makefile +++ b/elf/Makefile @@ -151,6 +151,7 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \ # reldep9 ifeq ($(build-hardcoded-path-in-tests),yes) tests += tst-dlopen-aout +LDFLAGS-tst-dlopen-aout = $(no-pie-ldflag) endif test-srcs = tst-pathopt selinux-enabled := $(shell cat /selinux/enforce 2> /dev/null) |