[oe] [meta-oe][PATCH] iperf: fix out of tree configuration

[Awais Belal]

The configure step uses a package header to check for support
of types/declares, this package header encapsulates all the
required system headers for providing the needed resources.
When configured from an out of tree directory the package
header is not found due to the hard path.
We now make the path for package header relative to 'srcdir' so
it is found appropriately.

Signed-off-by: Awais Belal <awais_belal at mentor.com>
---
 .../iperf-2.0.5/0001-fix-out-of-tree-config.patch  |   52 ++++++++++++++++++++
 meta-oe/recipes-benchmark/iperf/iperf_2.0.5.bb     |    1 +
 2 files changed, 53 insertions(+)
 create mode 100644 meta-oe/recipes-benchmark/iperf/iperf-2.0.5/0001-fix-out-of-tree-config.patch

diff --git a/meta-oe/recipes-benchmark/iperf/iperf-2.0.5/0001-fix-out-of-tree-config.patch b/meta-oe/recipes-benchmark/iperf/iperf-2.0.5/0001-fix-out-of-tree-config.patch
new file mode 100644
index 0000000..e8a0297
--- /dev/null
+++ b/meta-oe/recipes-benchmark/iperf/iperf-2.0.5/0001-fix-out-of-tree-config.patch
@@ -0,0 +1,52 @@
+iperf: fix out of tree configuration
+
+The configure step uses a package header to check for support of types/declares,
+this package header encapsulates all the required system header for providing
+the needed resources. When configured from an out of tree directory the package
+header is not found due to the hard path.
+We now make the path for package header relative to our 'srcdir' so it is
+found appropriately.
+
+Signed-off-by: Awais Belal <awais_belal at mentor.com>
+---
+diff --git a/configure.ac b/configure.ac
+index 2b3fd20..d420f9e 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -176,8 +176,8 @@ dnl Check for system services
+ 
+ dnl check for multicast
+ if test "$ac_cv_multicast" != no; then
+-  AC_CHECK_TYPES(struct ip_mreq,,,[#include "compat/headers_slim.h"])
+-  AC_CHECK_DECLS(IP_ADD_MEMBERSHIP,,,[#include "compat/headers_slim.h"])
++  AC_CHECK_TYPES(struct ip_mreq,,,[#include "${srcdir}/compat/headers_slim.h"])
++  AC_CHECK_DECLS(IP_ADD_MEMBERSHIP,,,[#include "${srcdir}/compat/headers_slim.h"])
+   AC_MSG_CHECKING(for multicast support)
+   ac_cv_multicast=no
+   if test "$ac_cv_have_decl_IP_ADD_MEMBERSHIP" = yes; then
+@@ -193,9 +193,9 @@ fi
+ 
+ dnl check for IPv6
+ if test "$ac_cv_have_ipv6" != no; then
+-  AC_CHECK_TYPES(struct sockaddr_storage,,,[#include "compat/headers_slim.h"])
+-  AC_CHECK_TYPES(struct sockaddr_in6,,,[#include "compat/headers_slim.h"])
+-  AC_CHECK_DECLS(AF_INET6,,,[#include "compat/headers_slim.h"])
++  AC_CHECK_TYPES(struct sockaddr_storage,,,[#include "${srcdir}/compat/headers_slim.h"])
++  AC_CHECK_TYPES(struct sockaddr_in6,,,[#include "${srcdir}/compat/headers_slim.h"])
++  AC_CHECK_DECLS(AF_INET6,,,[#include "${srcdir}/compat/headers_slim.h"])
+   AC_MSG_CHECKING(for IPv6 headers and structures)
+   ac_cv_have_ipv6=no
+   if test "$ac_cv_type_struct_sockaddr_storage" = yes; then
+@@ -211,9 +211,9 @@ fi
+ 
+ if test "$ac_cv_have_ipv6" = yes; then
+   if test "$ac_cv_multicast" = yes; then
+-    AC_CHECK_TYPES(struct ipv6_mreq,,,[#include "compat/headers_slim.h"])
+-    AC_CHECK_DECLS(IPV6_ADD_MEMBERSHIP,,,[#include "compat/headers_slim.h"])
+-    AC_CHECK_DECLS(IPV6_MULTICAST_HOPS,,,[#include "compat/headers_slim.h"])
++    AC_CHECK_TYPES(struct ipv6_mreq,,,[#include "${srcdir}/compat/headers_slim.h"])
++    AC_CHECK_DECLS(IPV6_ADD_MEMBERSHIP,,,[#include "${srcdir}/compat/headers_slim.h"])
++    AC_CHECK_DECLS(IPV6_MULTICAST_HOPS,,,[#include "${srcdir}/compat/headers_slim.h"])
+     AC_MSG_CHECKING(for IPv6 multicast support)
+     ac_cv_have_ipv6_multicast=no
+     if test "$ac_cv_type_struct_ipv6_mreq" = yes; then
diff --git a/meta-oe/recipes-benchmark/iperf/iperf_2.0.5.bb b/meta-oe/recipes-benchmark/iperf/iperf_2.0.5.bb
index 1bd554b..20adc0d 100644
--- a/meta-oe/recipes-benchmark/iperf/iperf_2.0.5.bb
+++ b/meta-oe/recipes-benchmark/iperf/iperf_2.0.5.bb
@@ -6,6 +6,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=e8478eae9f479e39bc34975193360298"
 
 SRC_URI = " ${SOURCEFORGE_MIRROR}/iperf/${BP}.tar.gz \
             file://iperf-2.0.5_ManPage.patch \
+            file://0001-fix-out-of-tree-config.patch \
           "
 
 SRC_URI[md5sum] = "44b5536b67719f4250faed632a3cd016"
-- 
1.7.9.5