configure.ac: Add support to enable read-only text segment on x86.

Cc: "10.6 11.0" <mesa-stable@lists.freedesktop.org>
Bugzilla: https://bugs.gentoo.org/240956
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Jeremy Huddleston 2015-08-29 14:51:45 -07:00 committed by Matt Turner
parent c1e38ad370
commit 6dfc5e28f7
1 changed files with 10 additions and 0 deletions

View File

@ -1311,6 +1311,16 @@ AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
[DEFINES="${DEFINES} -DGLX_USE_TLS"])
dnl Read-only text section on x86 hardened platforms
AC_ARG_ENABLE([glx-read-only-text],
[AS_HELP_STRING([--enable-glx-read-only-text],
[Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
[enable_glx_read_only_text="$enableval"],
[enable_glx_read_only_text=no])
if test "x$enable_glx_read_only_text" = xyes; then
DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
fi
dnl
dnl More DRI setup
dnl