| author | "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> |
| Tue Aug 02 18:28:10 2011 +0200 (2011-08-02) | |
| changeset 2590 | b64cfb67944e |
| permissions | -rw-r--r-- |
| yann@1625 | 1 |
A little hack for cross-compiling NPTL |
| yann@1625 | 2 |
|
| yann@1625 | 3 |
http://sourceware.org/ml/libc-alpha/2005-02/msg00043.html |
| yann@1625 | 4 |
|
| yann@1625 | 5 |
diff -durN glibc-2.10.1.orig/nptl/sysdeps/pthread/configure glibc-2.10.1/nptl/sysdeps/pthread/configure |
| yann@1625 | 6 |
--- glibc-2.10.1.orig/nptl/sysdeps/pthread/configure 2009-05-17 14:19:31.000000000 +0200 |
| yann@1625 | 7 |
+++ glibc-2.10.1/nptl/sysdeps/pthread/configure 2009-11-13 00:50:43.000000000 +0100 |
| yann@1625 | 8 |
@@ -78,6 +78,10 @@ |
| yann@1625 | 9 |
fi |
| yann@1625 | 10 |
{ echo "$as_me:$LINENO: result: $libc_cv_forced_unwind" >&5
|
| yann@1625 | 11 |
echo "${ECHO_T}$libc_cv_forced_unwind" >&6; }
|
| yann@1625 | 12 |
+if test $libc_cv_forced_unwind = no -a $build_cpu != $host_cpu; then |
| yann@1625 | 13 |
+ echo "$as_me:$LINENO: forcing libc_cv_forced_unwind = yes for cross-compile" |
| yann@1625 | 14 |
+ libc_cv_forced_unwind=yes |
| yann@1625 | 15 |
+fi |
| yann@1625 | 16 |
if test $libc_cv_forced_unwind = yes; then |
| yann@1625 | 17 |
cat >>confdefs.h <<\_ACEOF |
| yann@1625 | 18 |
#define HAVE_FORCED_UNWIND 1 |
| yann@1625 | 19 |
@@ -141,6 +145,10 @@ |
| yann@1625 | 20 |
{ echo "$as_me:$LINENO: result: $libc_cv_c_cleanup" >&5
|
| yann@1625 | 21 |
echo "${ECHO_T}$libc_cv_c_cleanup" >&6; }
|
| yann@1625 | 22 |
CFLAGS="$old_CFLAGS" |
| yann@1625 | 23 |
+ if test $libc_cv_c_cleanup = no -a $build_cpu != $host_cpu; then |
| yann@1625 | 24 |
+ echo "$as_me:$LINENO: result: forcing libc_cv_c_cleanup = yes for cross-compile" |
| yann@1625 | 25 |
+ libc_cv_c_cleanup=yes |
| yann@1625 | 26 |
+ fi |
| yann@1625 | 27 |
if test $libc_cv_c_cleanup = no; then |
| yann@1625 | 28 |
{ { echo "$as_me:$LINENO: error: the compiler must support C cleanup handling" >&5
|
| yann@1625 | 29 |
echo "$as_me: error: the compiler must support C cleanup handling" >&2;} |
| yann@1625 | 30 |
diff -durN glibc-2.10.1.orig/nptl/sysdeps/pthread/configure.in glibc-2.10.1/nptl/sysdeps/pthread/configure.in |
| yann@1625 | 31 |
--- glibc-2.10.1.orig/nptl/sysdeps/pthread/configure.in 2003-12-03 07:50:01.000000000 +0100 |
| yann@1625 | 32 |
+++ glibc-2.10.1/nptl/sysdeps/pthread/configure.in 2009-11-13 00:50:43.000000000 +0100 |
| yann@1625 | 33 |
@@ -28,6 +28,9 @@ |
| yann@1625 | 34 |
struct _Unwind_Context *context; |
| yann@1625 | 35 |
_Unwind_GetCFA (context)], |
| yann@1625 | 36 |
libc_cv_forced_unwind=yes, libc_cv_forced_unwind=no)]) |
| yann@1625 | 37 |
+if test $libc_cv_forced_unwind = no -a $build_cpu != $host_cpu; then |
| yann@1625 | 38 |
+ libc_cv_forced_unwind=yes |
| yann@1625 | 39 |
+fi |
| yann@1625 | 40 |
if test $libc_cv_forced_unwind = yes; then |
| yann@1625 | 41 |
AC_DEFINE(HAVE_FORCED_UNWIND) |
| yann@1625 | 42 |
dnl Check for C cleanup handling. |
| yann@1625 | 43 |
@@ -41,6 +44,9 @@ |
| yann@1625 | 44 |
puts ("test")],
|
| yann@1625 | 45 |
libc_cv_c_cleanup=yes, libc_cv_c_cleanup=no)]) |
| yann@1625 | 46 |
CFLAGS="$old_CFLAGS" |
| yann@1625 | 47 |
+ if test $libc_cv_c_cleanup = no -a $build_cpu != $host_cpu; then |
| yann@1625 | 48 |
+ libc_cv_c_cleanup=yes |
| yann@1625 | 49 |
+ fi |
| yann@1625 | 50 |
if test $libc_cv_c_cleanup = no; then |
| yann@1625 | 51 |
AC_MSG_ERROR([the compiler must support C cleanup handling]) |
| yann@1625 | 52 |
fi |