diff options
Diffstat (limited to 'plugins/MirOTR/libgcrypt-1.4.6/m4/noexecstack.m4')
| -rw-r--r-- | plugins/MirOTR/libgcrypt-1.4.6/m4/noexecstack.m4 | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/plugins/MirOTR/libgcrypt-1.4.6/m4/noexecstack.m4 b/plugins/MirOTR/libgcrypt-1.4.6/m4/noexecstack.m4 deleted file mode 100644 index 4aab484fd9..0000000000 --- a/plugins/MirOTR/libgcrypt-1.4.6/m4/noexecstack.m4 +++ /dev/null @@ -1,55 +0,0 @@ -# noexecstack.m4 -dnl Copyright (C) 1995-2006 Free Software Foundation, Inc. -dnl -dnl This library is free software; you can redistribute it and/or -dnl modify it under the terms of the GNU Lesser General Public -dnl License as published by the Free Software Foundation; either -dnl version 2.1 of the License, or (at your option) any later version. -dnl -dnl This library is distributed in the hope that it will be useful, -dnl but WITHOUT ANY WARRANTY; without even the implied warranty of -dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -dnl Lesser General Public License for more details. -dnl -dnl You should have received a copy of the GNU Lesser General Public -dnl License along with this library; if not, write to the Free Software -dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - -dnl Checks whether the stack can be marked nonexecutable by passing an -dnl option to the C-compiler when acting on .s files. Returns that -dnl option in NOEXECSTACK_FLAGS. -dnl This macro is adapted from one found in GLIBC-2.3.5. -AC_DEFUN([CL_AS_NOEXECSTACK],[ -AC_REQUIRE([AC_PROG_CC]) -AC_REQUIRE([AM_PROG_AS]) - -AC_MSG_CHECKING([whether non excutable stack support is requested]) -AC_ARG_ENABLE(noexecstack, - AC_HELP_STRING([--disable-noexecstack], - [disable non executable stack support]), - noexecstack_support=$enableval, noexecstack_support=yes) -AC_MSG_RESULT($noexecstack_support) - -AC_CACHE_CHECK([whether assembler supports --noexecstack option], -cl_cv_as_noexecstack, [dnl - cat > conftest.c <<EOF -void foo() {} -EOF - if AC_TRY_COMMAND([${CC} $CFLAGS $CPPFLAGS - -S -o conftest.s conftest.c >/dev/null]) \ - && grep .note.GNU-stack conftest.s >/dev/null \ - && AC_TRY_COMMAND([${CCAS} $CCASFLAGS $CPPFLAGS -Wa,--noexecstack - -c -o conftest.o conftest.s >/dev/null]) - then - cl_cv_as_noexecstack=yes - else - cl_cv_as_noexecstack=no - fi - rm -f conftest*]) - if test "$noexecstack_support" = yes -a "$cl_cv_as_noexecstack" = yes; then - NOEXECSTACK_FLAGS="-Wa,--noexecstack" - else - NOEXECSTACK_FLAGS= - fi - AC_SUBST(NOEXECSTACK_FLAGS) -]) |