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path: root/patches/glibc/ports-2.10.1/390-cross-compile-nptl.patch
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A little hack for cross-compiling NPTL

http://sourceware.org/ml/libc-alpha/2005-02/msg00043.html

diff -durN glibc-2.10.1.orig/nptl/sysdeps/pthread/configure glibc-2.10.1/nptl/sysdeps/pthread/configure
--- glibc-2.10.1.orig/nptl/sysdeps/pthread/configure	2009-05-17 14:19:31.000000000 +0200
+++ glibc-2.10.1/nptl/sysdeps/pthread/configure	2009-11-13 00:50:43.000000000 +0100
@@ -78,6 +78,10 @@
 fi
 { echo "$as_me:$LINENO: result: $libc_cv_forced_unwind" >&5
 echo "${ECHO_T}$libc_cv_forced_unwind" >&6; }
+if test $libc_cv_forced_unwind = no -a $build_cpu != $host_cpu; then
+  echo "$as_me:$LINENO: forcing libc_cv_forced_unwind = yes for cross-compile"
+  libc_cv_forced_unwind=yes
+fi
 if test $libc_cv_forced_unwind = yes; then
   cat >>confdefs.h <<\_ACEOF
 #define HAVE_FORCED_UNWIND 1
@@ -141,6 +145,10 @@
 { echo "$as_me:$LINENO: result: $libc_cv_c_cleanup" >&5
 echo "${ECHO_T}$libc_cv_c_cleanup" >&6; }
   CFLAGS="$old_CFLAGS"
+  if test $libc_cv_c_cleanup = no -a $build_cpu != $host_cpu; then
+    echo "$as_me:$LINENO: result: forcing libc_cv_c_cleanup = yes for cross-compile"
+    libc_cv_c_cleanup=yes
+  fi
   if test $libc_cv_c_cleanup = no; then
     { { echo "$as_me:$LINENO: error: the compiler must support C cleanup handling" >&5
 echo "$as_me: error: the compiler must support C cleanup handling" >&2;}
diff -durN glibc-2.10.1.orig/nptl/sysdeps/pthread/configure.in glibc-2.10.1/nptl/sysdeps/pthread/configure.in
--- glibc-2.10.1.orig/nptl/sysdeps/pthread/configure.in	2003-12-03 07:50:01.000000000 +0100
+++ glibc-2.10.1/nptl/sysdeps/pthread/configure.in	2009-11-13 00:50:43.000000000 +0100
@@ -28,6 +28,9 @@
 struct _Unwind_Context *context;
 _Unwind_GetCFA (context)],
 libc_cv_forced_unwind=yes, libc_cv_forced_unwind=no)])
+if test $libc_cv_forced_unwind = no -a $build_cpu != $host_cpu; then
+  libc_cv_forced_unwind=yes
+fi
 if test $libc_cv_forced_unwind = yes; then
   AC_DEFINE(HAVE_FORCED_UNWIND)
 dnl Check for C cleanup handling.
@@ -41,6 +44,9 @@
   puts ("test")],
 libc_cv_c_cleanup=yes, libc_cv_c_cleanup=no)])
   CFLAGS="$old_CFLAGS"
+  if test $libc_cv_c_cleanup = no -a $build_cpu != $host_cpu; then
+    libc_cv_c_cleanup=yes
+  fi
   if test $libc_cv_c_cleanup = no; then
     AC_MSG_ERROR([the compiler must support C cleanup handling])
   fi