Add buildroot 2018-02

buildroot/package/json-c/0001-configure.ac-remove-Werror.patch

@@ -0,0 +1,32 @@
+From 79d862ccaabc6620ce4b2783a44d6014ae837df9 Mon Sep 17 00:00:00 2001
+From: Baruch Siach <baruch@tkos.co.il>
+Date: Sun, 31 Dec 2017 00:01:37 +0200
+Subject: [PATCH] configure.ac: remove -Werror
+
+The unconditional _REENTRANT macro causes a warning when building with a
+no-threads toolchain. Remove -Werror to fix the build.
+
+Signed-off-by: Baruch Siach <baruch@tkos.co.il>
+---
+Patch status: not upstreamable
+Issue reported upstream: https://github.com/json-c/json-c/issues/396
+---
+ configure.ac | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 024c5aa0d687..74caa4d99e15 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -165,7 +165,7 @@ AS_IF([test "x$enable_Bsymbolic" = "xcheck"],
+ AS_IF([test "x$enable_Bsymbolic" = "xyes"], [JSON_BSYMBOLIC_LDFLAGS=-Wl[,]-Bsymbolic-functions])
+ AC_SUBST(JSON_BSYMBOLIC_LDFLAGS)
+ 
+-AX_APPEND_COMPILE_FLAGS([-Wall -Werror -Wcast-qual -Wno-error=deprecated-declarations])
++AX_APPEND_COMPILE_FLAGS([-Wall -Wcast-qual -Wno-error=deprecated-declarations])
+ AX_APPEND_COMPILE_FLAGS([-Wextra -Wwrite-string -Wno-unused-parameter])
+ AX_APPEND_COMPILE_FLAGS([-D_GNU_SOURCE -D_REENTRANT])
+ 
+-- 
+2.15.1
+

buildroot/package/json-c/Config.in

@@ -0,0 +1,13 @@
+config BR2_PACKAGE_JSON_C
+	bool "json-c"
+	# uses __sync_val_compare_and_swap_4
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
+	help
+	  JSON-C - A JSON implementation in C
+
+	  JSON-C implements a reference counting object model that
+	  allows you to easily construct JSON objects in C, output
+	  them as JSON formatted strings and parse JSON formatted
+	  strings back into the C representation of JSON objects.
+
+	  https://github.com/json-c/json-c/

buildroot/package/json-c/json-c.hash

@@ -0,0 +1,4 @@
+# From https://github.com/json-c/json-c/wiki
+sha256 0316780be9ad16c42d7c26b015a784fd5df4b0909fef0aba51cfb13e492ac24d  json-c-0.13.tar.gz
+# Locally calculated
+sha256 74c1e6ca5eba76b54d0ad00d4815c8315c1b3bc45ff99de61d103dc92486284c  COPYING

buildroot/package/json-c/json-c.mk

@@ -0,0 +1,17 @@
+################################################################################
+#
+# json-c
+#
+################################################################################
+
+JSON_C_VERSION = 0.13
+JSON_C_SITE = https://s3.amazonaws.com/json-c_releases/releases
+JSON_C_INSTALL_STAGING = YES
+JSON_C_LICENSE = MIT
+JSON_C_LICENSE_FILES = COPYING
+
+# Patching configure.ac
+JSON_C_AUTORECONF = YES
+
+$(eval $(autotools-package))
+$(eval $(host-autotools-package))