[git commit 0_9_30] Make __UCLIBC_HAVE_ASM_CFI_DIRECTIVES__ visible in case the arch supports this feature. SH4 will use this in some aseembly files for the NPTL implementation. Add now safely on trunk.

[Carmelo Amoroso]

commit: http://git.uclibc.org/uClibc/commit/?id=b3b129eb1b3e26e0977957edbdf5a0c96230371c
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/0_9_30

Signed-off-by: Carmelo Amoroso <carmelo.amoroso at st.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop at gmail.com>
---
 include/libc-symbols.h                            |    6 ++++++
 libc/sysdeps/linux/sh/bits/uClibc_arch_features.h |    3 +++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index dacc03c..246b61a 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -118,6 +118,12 @@
 # undef HAVE_ASM_GLOBAL_DOT_NAME
 #endif
 
+#ifdef __UCLIBC_HAVE_ASM_CFI_DIRECTIVES__
+# define HAVE_ASM_CFI_DIRECTIVES
+#else
+# undef HAVE_ASM_CFI_DIRECTIVES
+#endif
+
 #if defined HAVE_ASM_WEAK_DIRECTIVE || defined HAVE_ASM_WEAKEXT_DIRECTIVE
 # define HAVE_WEAK_SYMBOLS
 #endif
diff --git a/libc/sysdeps/linux/sh/bits/uClibc_arch_features.h b/libc/sysdeps/linux/sh/bits/uClibc_arch_features.h
index 55e3480..4d08453 100644
--- a/libc/sysdeps/linux/sh/bits/uClibc_arch_features.h
+++ b/libc/sysdeps/linux/sh/bits/uClibc_arch_features.h
@@ -39,6 +39,9 @@
 /* needed probably only for ppc64 */
 #undef __UCLIBC_HAVE_ASM_GLOBAL_DOT_NAME__
 
+/* define if target supports CFI pseudo ops */
+#define __UCLIBC_HAVE_ASM_CFI_DIRECTIVES__
+
 /* define if target supports IEEE signed zero floats */
 #define __UCLIBC_HAVE_SIGNED_ZERO__
 
-- 
1.6.3.3