add libpng bset

rtems/config/4.11/graphics/libpng.bset

@@ -0,0 +1,20 @@
+#
+# Build set for libpng
+#
+
+%define release 1
+
+#
+# RTEMS Version
+#
+%define rtems_version 4.11
+
+#
+# The RTEMS URL paths.
+#
+%include rtems-urls.bset
+
+#
+# Build libpng.
+#
+graphics/libpng-1.5.22-1.cfg

rtems/config/graphics/libpng-1.5.23-1.cfg

@@ -0,0 +1,22 @@
+#
+# libpng 1.5.22
+#
+
+%if %{release} == %{nil}
+ %define release 1
+%endif
+
+%include %{_configdir}/rtems-bsp.cfg
+
+#
+# libpng Version
+#
+%define libpng_version 1.5.23
+%define libpng_src_dir_revision 15
+
+%hash md5 libpng-%{libpng_version}.tar.gz c07f8c221c7cb56e956174979b051129
+
+#
+# libpng Build configuration
+#
+%include %{_configdir}/libpng-1.cfg

source-builder/config/libpng-1.cfg

@@ -0,0 +1,69 @@
+#
+# libpng
+#
+# This configuration file configure's, make's and install's libpng.
+#
+
+%if %{release} == %{nil}
+%define release 1
+%endif
+
+Name:      libpng-v%{libpng_version}-%{_host}-%{release}
+Summary:   libpng is the official PNG reference library
+Version:   %{libpng_version}
+Release:   %{release}
+URL:     http://www.libpng.org/
+BuildRoot: %{_tmppath}/%{name}-root-%(%{__id_u} -n)
+
+#
+# libpng Source
+#
+%source set libpng ftp://ftp.simplesystems.org/pub/libpng/png/src/libpng%{libpng_src_dir_revision}/libpng-%{libpng_version}.tar.gz
+
+#
+# Prepare the source code.
+#
+%prep
+  build_top=$(pwd)
+
+  source_dir_libpng="libpng-%{libpng_version}"
+  %source setup libpng -q -n libpng-%{libpng_version}
+  %patch setup libpng -p1
+
+  cd ${build_top}
+
+%build
+  build_top=$(pwd)
+
+  %{build_directory}
+
+  mkdir -p ${build_dir}
+  cd ${build_dir}
+
+  %{host_build_flags}
+
+   ../${source_dir_libpng}/configure \
+    --host=%{_host} \
+    --prefix=%{_prefix} \
+    --bindir=%{_bindir} \
+    --exec_prefix=%{_exec_prefix} \
+    --includedir=%{_includedir} \
+    --libdir=%{_libdir} \
+    --libexecdir=%{_libexecdir} \
+    --mandir=%{_mandir} \
+    --infodir=%{_infodir} \
+    --datadir=%{_datadir} \
+    --disable-shared
+
+  %{__make} %{?_smp_mflags} all
+
+  cd ${build_top}
+
+%install
+  build_top=$(pwd)
+
+  %{__rmdir} $SB_BUILD_ROOT
+
+  cd ${build_dir}
+  %{__make} DESTDIR=$SB_BUILD_ROOT install
+  cd ${build_top}