Add an example for testing the ELF loader

git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5260 42af7a65-404d-4744-a932-0658087f49c3

apps/examples/elf/tests/mksymtab.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+usage="Usage: %0 <test-dir-path>"
+
+dir=$1
+if [ -z "$dir" ]; then
+	echo "ERROR: Missing <test-dir-path>"
+	echo ""
+	echo $usage
+	exit 1
+fi
+
+if [ ! -d "$dir" ]; then
+	echo "ERROR: Directory $dir does not exist"
+	echo ""
+	echo $usage
+	exit 1
+fi
+
+varlist=`find $dir -name "*-thunk.S"| xargs grep -h asciz | cut -f3 | sort | uniq`
+
+echo "#ifndef __EXAMPLES_ELF_TESTS_SYMTAB_H"
+echo "#define __EXAMPLES_ELF_TESTS_SYMTAB_H"
+echo ""
+echo "#include <nuttx/binfmt/symtab.h>"
+echo ""
+echo "static const struct symtab_s exports[] = "
+echo "{"
+
+for string in $varlist; do
+	var=`echo $string | sed -e "s/\"//g"`
+	echo "  {$string, $var},"
+done
+
+echo "};"
+echo "#define NEXPORTS (sizeof(exports)/sizeof(struct symtab_s))"
+echo ""
+echo "#endif /* __EXAMPLES_ELF_TESTS_SYMTAB_H */"
+