[RFC] gdb-cross: add pythonnative

[Martin Jansa <martin.jansa@gmail.com>]

* fails like this without:
| gcc -isystem/OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/usr/include -O2 -pipe   -L/OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/usr/lib -L/OE/shr-core/tmp-eglibc/sysroo
ts/x86_64-linux/lib -Wl,-rpath-link,/OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/usr/lib -Wl,-rpath-link,/OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/lib -Wl,-rpath,/OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/usr/lib -Wl,-rpath,/OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/lib -Wl,-O1   \
|       -o gdb gdb.o libgdb.a \
|          -lreadline ../opcodes/libopcodes.a ../bfd/libbfd.a  ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a    -ldl -lncurses -lz -lm    -lpthread -ldl -lutil -lm -lpython2.7 -Xlinker -export-dynamic /OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/usr/lib/libexpat.so -Wl,-rpath -Wl,/OE/shr-core/tmp-eglibc/sysroots/x86_64-linux/usr/lib ../libiberty/libiberty.a  gnulib/libgnu.a
| libgdb.a(python.o): In function `gdbpy_target_wide_charset':
| python.c:(.text+0x1e7): undefined reference to `PyUnicodeUCS4_Decode'
| libgdb.a(python.o): In function `gdbpy_target_charset':
| python.c:(.text+0x237): undefined reference to `PyUnicodeUCS4_Decode'
| libgdb.a(py-cmd.o): In function `cmdpy_completer':
| py-cmd.c:(.text+0x97): undefined reference to `PyUnicodeUCS4_Decode'
| py-cmd.c:(.text+0xc3): undefined reference to `PyUnicodeUCS4_Decode'
| libgdb.a(py-cmd.o): In function `cmdpy_function':
| py-cmd.c:(.text+0x39d): undefined reference to `PyUnicodeUCS4_Decode'
| libgdb.a(py-frame.o):py-frame.c:(.text+0xa21): more undefined references to `PyUnicodeUCS4_Decode' follow
| libgdb.a(py-utils.o): In function `unicode_to_encoded_string':
| py-utils.c:(.text+0x8): undefined reference to `PyUnicodeUCS4_AsEncodedString'
| libgdb.a(py-utils.o): In function `python_string_to_unicode':
| py-utils.c:(.text+0xc6): undefined reference to `PyUnicodeUCS4_FromEncodedObject'
| libgdb.a(py-utils.o): In function `unicode_to_target_python_string':
| py-utils.c:(.text+0x13a): undefined reference to `PyUnicodeUCS4_AsEncodedString'
| libgdb.a(py-utils.o): In function `target_string_to_unicode':
| py-utils.c:(.text+0x2a5): undefined reference to `PyUnicodeUCS4_Decode'
| libgdb.a(py-value.o): In function `valpy_string':
| py-value.c:(.text+0x4ac): undefined reference to `PyUnicodeUCS4_Decode'
| libgdb.a(py-value.o): In function `valpy_str':
| py-value.c:(.text+0xab4): undefined reference to `PyUnicodeUCS4_Decode'
| collect2: error: ld returned 1 exit status
| make[2]: *** [gdb] Error 1
| make[2]: Leaving directory `/OE/shr-core/tmp-eglibc/work/armv4t-oe-linux-gnueabi/gdb-cross-7.4.1-r1.0/build-arm-oe-linux-gnueabi/gdb'
| make[1]: *** [all-gdb] Error 2

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
---
 meta/recipes-devtools/gdb/gdb-cross_7.4.1.bb |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/meta/recipes-devtools/gdb/gdb-cross_7.4.1.bb b/meta/recipes-devtools/gdb/gdb-cross_7.4.1.bb
index a14d0ba..81afc38 100644
--- a/meta/recipes-devtools/gdb/gdb-cross_7.4.1.bb
+++ b/meta/recipes-devtools/gdb/gdb-cross_7.4.1.bb
@@ -1,5 +1,7 @@
 require gdb-cross.inc
 
+inherit pythonnative
+
 SRC_URI += "file://sim-install-6.6.patch"
 
 PR = "${INC_PR}.0"
-- 
1.7.8.6