Support for PC platform (#12)

* improvements for cross-platform compiling

* moved tactility-core to libs/

* splitup improvements

* remove git/gitmodules from freertos

* better platformbetter platform checks

* added build scripts

* delete mbedtls

* re-add mbedtls

* fixes and improvements

* added pc build

* simplify build scripts

* revert build scrpit

* updated builds

* fix for pc

* fix for pc

* fix for build

libs/mbedtls/tests/scripts/doxygen.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+# Make sure the doxygen documentation builds without warnings
+#
+# Copyright The Mbed TLS Contributors
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+
+# Abort on errors (and uninitialised variables)
+set -eu
+
+if [ -d library -a -d include -a -d tests ]; then :; else
+    echo "Must be run from Mbed TLS root" >&2
+    exit 1
+fi
+
+if scripts/apidoc_full.sh > doc.out 2>doc.err; then :; else
+    cat doc.err
+    echo "FAIL" >&2
+    exit 1;
+fi
+
+cat doc.out doc.err | \
+    grep -v "warning: ignoring unsupported tag" \
+    > doc.filtered
+
+if grep -E "(warning|error):" doc.filtered; then
+    echo "FAIL" >&2
+    exit 1;
+fi
+
+make apidoc_clean
+rm -f doc.out doc.err doc.filtered