Attachment #434640 for bug #583042




[fi]
])

dnl Check if the Linker supports `-no-pie'.
AC_DEFUN([grub_CHECK_NO_PIE],
[AC_MSG_CHECKING([whether linker accepts -no-pie])
AC_CACHE_VAL(grub_cv_cc_ld_nopie,
[save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -no-pie"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
	       [grub_cv_cc_ld_no_pie=yes],
	       [grub_cv_cc_ld_no_pie=no])
LDFLAGS="$save_LDFLAGS"
])
AC_MSG_RESULT([$grub_cv_prog_ld_no_pie])
nopie_possible=no
if test "x$grub_cv_cc_ld_no_pie" = xyes ; then
  nopie_possible=yes
fi
])

dnl Check if the C compiler supports `-fPIC'.
AC_DEFUN([grub_CHECK_PIC],[
[# Position independent executable.





# Position independent executable.
grub_CHECK_PIE
grub_CHECK_NO_PIE
[# Need that, because some distributions ship compilers that include
# `-fPIE and -pie' in the default specs.
if [ x"$pie_possible" = xyes ]; then
  TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIE"
fi
if [ x"$nopie_possible" = xyes ] &&  [ x"$pie_possible" = xyes ]; then
  TARGET_LDFLAGS="$TARGET_LDFLAGS -no-pie"
fi]

CFLAGS="$TARGET_CFLAGS"
LDFLAGS="$TARGET_LDFLAGS"

# Position independent executable.
grub_CHECK_PIC

Return to bug 583042

Lines 390-395 else Link Here

(-)a/acinclude.m4 (+18 lines)
390	[fi]	390	[fi]
391	])	391	])
392		392
		393	dnl Check if the Linker supports `-no-pie'.
		394	AC_DEFUN([grub_CHECK_NO_PIE],
		395	[AC_MSG_CHECKING([whether linker accepts -no-pie])
		396	AC_CACHE_VAL(grub_cv_cc_ld_nopie,
		397	[save_LDFLAGS="$LDFLAGS"
		398	LDFLAGS="$LDFLAGS -no-pie"
		399	AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
		400	[grub_cv_cc_ld_no_pie=yes],
		401	[grub_cv_cc_ld_no_pie=no])
		402	LDFLAGS="$save_LDFLAGS"
		403	])
		404	AC_MSG_RESULT([$grub_cv_prog_ld_no_pie])
		405	nopie_possible=no
		406	if test "x$grub_cv_cc_ld_no_pie" = xyes ; then
		407	nopie_possible=yes
		408	fi
		409	])
		410
393	dnl Check if the C compiler supports `-fPIC'.	411	dnl Check if the C compiler supports `-fPIC'.
394	AC_DEFUN([grub_CHECK_PIC],[	412	AC_DEFUN([grub_CHECK_PIC],[
395	[# Position independent executable.	413	[# Position independent executable.

Lines 1184-1196 CFLAGS="$TARGET_CFLAGS" Link Here

(-)a/configure.ac (-1 / +6 lines)
1184		1184
1185	# Position independent executable.	1185	# Position independent executable.
1186	grub_CHECK_PIE	1186	grub_CHECK_PIE
		1187	grub_CHECK_NO_PIE
1187	[# Need that, because some distributions ship compilers that include	1188	[# Need that, because some distributions ship compilers that include
1188	# `-fPIE' in the default specs.	1189	# `-fPIE and -pie' in the default specs.
1189	if [ x"$pie_possible" = xyes ]; then	1190	if [ x"$pie_possible" = xyes ]; then
1190	TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIE"	1191	TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIE"
		1192	fi
		1193	if [ x"$nopie_possible" = xyes ] && [ x"$pie_possible" = xyes ]; then
		1194	TARGET_LDFLAGS="$TARGET_LDFLAGS -no-pie"
1191	fi]	1195	fi]
1192		1196
1193	CFLAGS="$TARGET_CFLAGS"	1197	CFLAGS="$TARGET_CFLAGS"
		1198	LDFLAGS="$TARGET_LDFLAGS"
1194		1199
1195	# Position independent executable.	1200	# Position independent executable.
1196	grub_CHECK_PIC	1201	grub_CHECK_PIC