1 files changed, 85 insertions, 0 deletions
diff --git a/recipes-demo/de10-nano-fftsw-apps/files/target_build_lib.sh b/recipes-demo/de10-nano-fftsw-apps/files/target_build_lib.sh
new file mode 100755
index 0000000..42d540d
--- /dev/null
+++ b/recipes-demo/de10-nano-fftsw-apps/files/target_build_lib.sh
@@ -0,0 +1,85 @@
+#!/bin/sh
+
+type -t gcc > /dev/null 2>&1 || {
+	echo ""
+	echo "ERROR: cross compiler tools are not visible in the environment."
+	echo ""
+	exit 1
+}
+
+THE_SYSROOT="$(gcc -print-sysroot)"
+
+[ -f "${THE_SYSROOT:?}/usr/include/NE10.h" ] || {
+        echo ""
+        echo "ERROR: cannot locate include file 'NE10.h'."
+        echo "ERROR: '${THE_SYSROOT:?}/usr/include/NE10.h'"
+        echo ""
+        exit 1
+}
+
+[ -f "${THE_SYSROOT:?}/usr/lib/libNE10.so" ] || {
+        echo ""
+        echo "ERROR: cannot locate library archive 'libNE10.so'."
+        echo "ERROR: '${THE_SYSROOT:?}/usr/lib/libNE10.so'"
+        echo ""
+        exit 1
+}
+
+[ "$#" -eq "1" ] || {
+	echo ""
+	echo "USAGE: ${0} <library name>"
+	echo ""
+	exit 1
+}
+
+[ -e "lib${1}.a" ] && {
+	echo ""
+	echo "lib${1}.a already exists"
+	echo "please remove it and try again"
+	echo "rm lib${1}.a"
+	echo ""
+	exit 1
+}
+
+[ -e "${1}.c" ] || {
+	echo ""
+	echo "${1}.c does not exists"
+	echo "cannot compile it"
+	echo ""
+	exit 1
+}
+
+gcc \
+	-march=armv7-a \
+	-mfloat-abi=hard \
+	-mfpu=neon \
+	-mthumb-interwork \
+	-mthumb \
+	-O2 \
+	-g \
+	-feliminate-unused-debug-types  \
+	-std=gnu99 \
+	-W \
+	-Wall \
+	-Werror \
+	-Wc++-compat \
+	-Wwrite-strings \
+	-Wstrict-prototypes \
+	-pedantic \
+	-o "${1}.o" \
+	-c \
+	"${1}.c"
+
+[ "${1}.c" -nt "${1}.o" ] && {
+	echo ""
+	echo "${1}.c is newer than ${1}.o"
+	echo "cannot archive it"
+	echo ""
+	exit 1
+}
+
+ar \
+	-r \
+	"lib${1}.a" \
+	"${1}.o"
+