From b5bdfd98558c5fb39646484787a345f1651a4be3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?King=20K=C3=A9vin?= <kingkevin@cuvoodoo.info>
Date: Thu, 27 Feb 2020 12:59:33 +0100
Subject: [PATCH] Rakefile: include USB PD library

---
 Rakefile | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/Rakefile b/Rakefile
index bb4d17d..e0a15d1 100644
--- a/Rakefile
+++ b/Rakefile
@@ -27,6 +27,9 @@ STM32F1_LIB = "opencm3_stm32f1"
 # source code used by the firmware
 SRC_DIRS = [".", "lib"]
 
+# additional include libraries
+INC_DIRS = ["usb_pd"]
+
 # cross-compiler environment
 PREFIX = ENV["PREFIX"] || "arm-none-eabi"
 CC = PREFIX+"-gcc"
@@ -44,8 +47,8 @@ cflags = [ENV["CFLAGS"]]
 cflags << "-Os"
 # add debug symbols (remove for smaller release)
 cflags << "-ggdb"
-# use C99 (supported by most an sufficient)
-cflags << "-std=c99"
+# C11 is required by the USB PD library for anonymous structs
+cflags << "-std=c11"
 # have strict warning (for better code)
 cflags << "-Wpedantic -Wall -Werror -Wundef -Wextra -Wshadow -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes -Wstrict-overflow=5"
 # add options for better code optimization
@@ -56,6 +59,8 @@ cflags << "-fshort-enums"
 cflags << "-ffreestanding"
 # include own libraries
 cflags += SRC_DIRS.collect {|srd_dir| "-I #{srd_dir}"}
+# additional includes
+cflags += INC_DIRS.collect {|inc_dir| "-I #{inc_dir}"}
 # include libopencm3 library
 cflags << "-I #{LIBOPENCM3_INC}"
 # add defines for micro-controller and board