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Fix bug in recent configure -z relro check

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This commit is contained in:
Andrew Bettison 2014-02-18 13:59:57 +10:30
parent 660180fec8
commit 42200c2bcb
1 changed files with 4 additions and 4 deletions
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8
configure.in
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@ -129,17 +129,17 @@ AC_CHECK_LIB(nsl,callrpc,[LDFLAGS="$LDFLAGS -lnsl"])
AC_CHECK_LIB(socket,socket,[LDFLAGS="$LDFLAGS -lsocket"]) AC_CHECK_LIB(socket,socket,[LDFLAGS="$LDFLAGS -lsocket"])
AC_CHECK_LIB(dl,dlopen,[LDFLAGS="$LDFLAGS -ldl"]) AC_CHECK_LIB(dl,dlopen,[LDFLAGS="$LDFLAGS -ldl"])
AC_CACHE_CHECK(for -z relro option, AC_CACHE_CHECK(linker -z relro option, libc_cv_z_relro, [dnl
libc_cv_z_relro, [dnl
libc_cv_z_relro=no libc_cv_z_relro=no
if AC_TRY_COMMAND([${CC-cc} -v --help 2>&1|grep "z relro" 1>&AS_MESSAGE_LOG_FD]) if AC_TRY_COMMAND([${CC-cc} -v --help 2>&1|grep "z relro" 1>&AS_MESSAGE_LOG_FD])
then then
if AC_TRY_COMMAND([${CC-cc} -Wl,--verbose 2>&1|grep DATA_SEGMENT_RELRO_END 1>&AS_MESSAGE_LOG_FD]) if AC_TRY_COMMAND([${CC-cc} -Wl,--verbose 2>&1|grep DATA_SEGMENT_RELRO_END 1>&AS_MESSAGE_LOG_FD])
then then
libc_cv_z_relro=yes libc_cv_z_relro=yes
LDFLAGS="$LDFLAGS -Wl,z,relro" LDFLAGS="$LDFLAGS -Wl,-z,relro"
fi fi
fi]) fi
])
dnl Some platforms still seem to lack the basic single precision trig and power related function. dnl Some platforms still seem to lack the basic single precision trig and power related function.
AC_SEARCH_LIBS([sinf], [m], AC_DEFINE([HAVE_SINF], [1], [Define to 1 if you have the sinf() function.])) AC_SEARCH_LIBS([sinf], [m], AC_DEFINE([HAVE_SINF], [1], [Define to 1 if you have the sinf() function.]))