From cbda6e436d792b7db0ef097afb200a3e69326647 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Tue, 10 Jun 2014 15:07:02 +0200
Subject: Initial support for NIFs

---
 plugins/c_src.mk | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 plugins/c_src.mk

(limited to 'plugins/c_src.mk')

diff --git a/plugins/c_src.mk b/plugins/c_src.mk
new file mode 100644
index 0000000..e1d8297
--- /dev/null
+++ b/plugins/c_src.mk
@@ -0,0 +1,51 @@
+# Copyright (c) 2014, Loïc Hoguin <essen@ninenines.eu>
+# This file is part of erlang.mk and subject to the terms of the ISC License.
+
+.PHONY: clean-c_src
+# todo
+
+# Configuration.
+
+C_SRC_DIR = $(CURDIR)/c_src
+C_SRC_ENV ?= $(C_SRC_DIR)/env.mk
+C_SRC_OPTS ?=
+C_SRC_OUTPUT ?= $(CURDIR)/priv/$(PROJECT).so
+
+# Verbosity.
+
+c_src_verbose_0 = @echo " C_SRC " $(?F);
+c_src_verbose = $(appsrc_verbose_$(V))
+
+# Targets.
+
+ifeq ($(wildcard $(C_SRC_DIR)/Makefile),)
+
+app:: $(C_SRC_ENV)
+	@mkdir -p priv/
+	$(c_src_verbose) gcc $(C_SRC_DIR)/*.c -fPIC -shared -o $(C_SRC_OUTPUT) \
+		-I $(ERTS_INCLUDE_DIR) $(C_SRC_OPTS)
+
+$(C_SRC_ENV):
+	erl -noshell -noinput -eval "file:write_file(\"$(C_SRC_ENV)\", \
+		io_lib:format(\"ERTS_INCLUDE_DIR ?= ~s/erts-~s/include/\", \
+			[code:root_dir(), erlang:system_info(version)])), \
+		init:stop()."
+
+-include $(C_SRC_ENV)
+
+else
+ifneq ($(wildcard $(C_SRC_DIR),))
+
+app::
+	$(MAKE) -C $(C_SRC_DIR)
+
+clean::
+	$(MAKE) -C $(C_SRC_DIR) clean
+
+endif
+endif
+
+clean:: clean-c_src
+
+clean-c_src:
+	$(gen_verbose) rm -f $(C_SRC_ENV) $(C_SRC_OUTPUT)
-- 
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