1 A little hack for cross-compiling NPTL
3 http://sourceware.org/ml/libc-alpha/2005-02/msg00043.html
5 diff -durN glibc-2.10.1.orig/nptl/sysdeps/pthread/configure glibc-2.10.1/nptl/sysdeps/pthread/configure
6 --- glibc-2.10.1.orig/nptl/sysdeps/pthread/configure 2009-05-17 14:19:31.000000000 +0200
7 +++ glibc-2.10.1/nptl/sysdeps/pthread/configure 2009-11-13 00:50:43.000000000 +0100
10 { echo "$as_me:$LINENO: result: $libc_cv_forced_unwind" >&5
11 echo "${ECHO_T}$libc_cv_forced_unwind" >&6; }
12 +if test $libc_cv_forced_unwind = no -a $build_cpu != $host_cpu; then
13 + echo "$as_me:$LINENO: forcing libc_cv_forced_unwind = yes for cross-compile"
14 + libc_cv_forced_unwind=yes
16 if test $libc_cv_forced_unwind = yes; then
17 cat >>confdefs.h <<\_ACEOF
18 #define HAVE_FORCED_UNWIND 1
20 { echo "$as_me:$LINENO: result: $libc_cv_c_cleanup" >&5
21 echo "${ECHO_T}$libc_cv_c_cleanup" >&6; }
23 + if test $libc_cv_c_cleanup = no -a $build_cpu != $host_cpu; then
24 + echo "$as_me:$LINENO: result: forcing libc_cv_c_cleanup = yes for cross-compile"
25 + libc_cv_c_cleanup=yes
27 if test $libc_cv_c_cleanup = no; then
28 { { echo "$as_me:$LINENO: error: the compiler must support C cleanup handling" >&5
29 echo "$as_me: error: the compiler must support C cleanup handling" >&2;}
30 diff -durN glibc-2.10.1.orig/nptl/sysdeps/pthread/configure.in glibc-2.10.1/nptl/sysdeps/pthread/configure.in
31 --- glibc-2.10.1.orig/nptl/sysdeps/pthread/configure.in 2003-12-03 07:50:01.000000000 +0100
32 +++ glibc-2.10.1/nptl/sysdeps/pthread/configure.in 2009-11-13 00:50:43.000000000 +0100
34 struct _Unwind_Context *context;
35 _Unwind_GetCFA (context)],
36 libc_cv_forced_unwind=yes, libc_cv_forced_unwind=no)])
37 +if test $libc_cv_forced_unwind = no -a $build_cpu != $host_cpu; then
38 + libc_cv_forced_unwind=yes
40 if test $libc_cv_forced_unwind = yes; then
41 AC_DEFINE(HAVE_FORCED_UNWIND)
42 dnl Check for C cleanup handling.
45 libc_cv_c_cleanup=yes, libc_cv_c_cleanup=no)])
47 + if test $libc_cv_c_cleanup = no -a $build_cpu != $host_cpu; then
48 + libc_cv_c_cleanup=yes
50 if test $libc_cv_c_cleanup = no; then
51 AC_MSG_ERROR([the compiler must support C cleanup handling])