Merge pull request #124 from enunes/avr

avr: add support for AVR avr-libc toolchains

1 files changed, 71 insertions, 0 deletions

diff --git a/scripts/build/libc/avr-libc.sh b/scripts/build/libc/avr-libc.sh
new file mode 100644
index 0000000..502beb8
--- /dev/null
+++ b/scripts/build/libc/avr-libc.sh
@@ -0,0 +1,71 @@
+# This file adds functions to build the avr-libc C library
+
+do_libc_get() {
+    local libc_src
+
+    libc_src="http://download.savannah.gnu.org/releases/avr-libc"
+
+    if [ "${CT_LIBC_AVR_LIBC_CUSTOM}" = "y" ]; then
+        CT_GetCustom "avr-libc" "${CT_LIBC_VERSION}"      \
+                     "${CT_LIBC_AVR_LIBC_CUSTOM_LOCATION}"
+    else # ! custom location
+        CT_GetFile "avr-libc-${CT_LIBC_VERSION}" "${libc_src}"
+    fi # ! custom location
+}
+
+do_libc_extract() {
+    # If using custom directory location, nothing to do.
+    if [ "${CT_LIBC_AVR_LIBC_CUSTOM}" = "y" ]; then
+        # Abort if the custom directory is not found.
+        if ! [ -d "${CT_SRC_DIR}/avr-libc-${CT_LIBC_VERSION}" ]; then
+            CT_Abort "Directory not found: ${CT_SRC_DIR}/avr-libc-${CT_LIBC_VERSION}"
+        fi
+
+        return 0
+    fi
+
+    CT_Extract "avr-libc-${CT_LIBC_VERSION}"
+    CT_Patch "avr-libc" "${CT_LIBC_VERSION}"
+}
+
+do_libc_check_config() {
+    :
+}
+
+do_libc_configure() {
+    CT_DoLog EXTRA "Configuring C library"
+
+    CT_DoExecLog CFG                \
+    ./configure                     \
+        --build=${CT_BUILD}         \
+        --host=${CT_TARGET}         \
+        --prefix=${CT_PREFIX_DIR}   \
+        "${CT_LIBC_AVR_LIBC_EXTRA_CONFIG_ARRAY[@]}"
+}
+
+do_libc_start_files() {
+    :
+}
+
+do_libc() {
+    :
+}
+
+do_libc_post_cc() {
+    CT_DoStep INFO "Installing C library"
+
+    CT_DoLog EXTRA "Copying sources to build directory"
+    CT_DoExecLog ALL cp -av "${CT_SRC_DIR}/avr-libc-${CT_LIBC_VERSION}" \
+                            "${CT_BUILD_DIR}/build-libc-post-cc"
+    cd "${CT_BUILD_DIR}/build-libc-post-cc"
+
+    do_libc_configure
+
+    CT_DoLog EXTRA "Building C library"
+    CT_DoExecLog ALL make ${JOBSFLAGS}
+
+    CT_DoLog EXTRA "Installing C library"
+    CT_DoExecLog ALL make install
+
+    CT_EndStep
+}