diff options
Diffstat (limited to 'packages/gmp/gmp-4.2.2/02_noexec-stack.diff')
| -rw-r--r-- | packages/gmp/gmp-4.2.2/02_noexec-stack.diff | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/packages/gmp/gmp-4.2.2/02_noexec-stack.diff b/packages/gmp/gmp-4.2.2/02_noexec-stack.diff new file mode 100644 index 0000000000..613589e347 --- /dev/null +++ b/packages/gmp/gmp-4.2.2/02_noexec-stack.diff @@ -0,0 +1,74 @@ +Index: acinclude.m4 +=================================================================== +RCS file: /cvsroot/pkg-gmp/gmp/acinclude.m4,v +retrieving revision 1.3 +diff -u -b -B -r1.3 acinclude.m4 +--- gmp-4.2.2.orig/acinclude.m4 14 Apr 2006 22:48:55 -0000 1.3 ++++ gmp-4.2.2/acinclude.m4 15 Apr 2006 06:11:48 -0000 +@@ -1613,6 +1613,34 @@ + ]) + + ++dnl Checks whether the stack can be marked nonexecutable by passing an option ++dnl to the C-compiler when acting on .s files. Appends that option to ASFLAGS. ++dnl This macro is adapted from one found in GLIBC-2.3.5. ++AC_DEFUN([CL_AS_NOEXECSTACK],[ ++dnl AC_REQUIRE([AC_PROG_CC]) GMP uses something else ++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 $CPPFLAGS ++ -S -o conftest.s conftest.c >/dev/null]) \ ++ && grep -q .note.GNU-stack conftest.s \ ++ && AC_TRY_COMMAND([${CC} $CFLAGS $CPPFLAGS -Wa,--noexecstack ++ -c -o conftest.o conftest.s >/dev/null]) ++ then ++ cl_cv_as_noexecstack=yes ++ else ++ cl_cv_as_noexecstack=no ++ fi ++ rm -f conftest*]) ++ if test "$cl_cv_as_noexecstack" = yes; then ++ ASMFLAGS="$ASMFLAGS -Wa,--noexecstack" ++ fi ++ AC_SUBST(ASMFLAGS) ++]) ++ ++ + dnl GMP_ASM_LABEL_SUFFIX + dnl -------------------- + dnl : - is usual. +Index: configure.in +=================================================================== +RCS file: /cvsroot/pkg-gmp/gmp/configure.in,v +retrieving revision 1.3 +diff -u -b -B -r1.3 configure.in +--- gmp-4.2.2.orig/configure.in 14 Apr 2006 22:48:55 -0000 1.3 ++++ gmp-4.2.2/configure.in 15 Apr 2006 06:11:49 -0000 +@@ -2024,6 +2024,8 @@ + # Automake ansi2knr support. + AM_C_PROTOTYPES + ++CL_AS_NOEXECSTACK ++ + GMP_PROG_AR + GMP_PROG_NM + +Index: mpn/Makeasm.am +=================================================================== +RCS file: /cvsroot/pkg-gmp/gmp/mpn/Makeasm.am,v +retrieving revision 1.5 +diff -u -b -B -r1.5 Makeasm.am +--- gmp-4.2.2.orig/mpn/Makeasm.am 14 Apr 2006 22:48:59 -0000 1.5 ++++ gmp-4.2.2/mpn/Makeasm.am 15 Apr 2006 06:11:49 -0000 +@@ -24,7 +24,7 @@ + # COMPILE minus CC. + # + COMPILE_FLAGS = $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ +- $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) ++ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) $(ASMFLAGS) + + # Flags used for preprocessing (in ansi2knr rules). + # |