c-ares: move from meta-networking to meta-oe

* nodejs from meta-oe depends on this since:
  commit 76dd3dac1f1e67a5c44ad732b8e827cc36ded641
  Author: André Draszik <git@andred.net>
  Date:   Tue Oct 29 16:42:24 2019 +0000

    nodejs: allow use of system c-ares (and make default)

    Use system c-ares via PACKAGECONFIG by default. So far,
    nodejs had been built using its embedded copy of c-ares,
    which we generally try to avoid, for the known reasons
    (independent updates, cve & license checks, etc).

    Notes:
    * otherwise nodejs uses its bundled version of c-ares
    * the PACKAGECONFIG variable is 'ares' so as to be in
      line with other uses of this (wget & curl recipes in
      OE core)

    Signed-off-by: André Draszik <git@andred.net>
    Signed-off-by: Khem Raj <raj.khem@gmail.com>

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

2 files changed, 138 insertions, 0 deletions

diff --git a/meta-oe/recipes-support/c-ares/c-ares/cmake-install-libcares.pc.patch b/meta-oe/recipes-support/c-ares/c-ares/cmake-install-libcares.pc.patch
new file mode 100644
index 0000000000..8cadb2bbab
--- /dev/null
+++ b/meta-oe/recipes-support/c-ares/c-ares/cmake-install-libcares.pc.patch
@@ -0,0 +1,112 @@
+From 12414304245cce6ef0e8b9547949be5109845353 Mon Sep 17 00:00:00 2001
+From: Changqing Li <changqing.li@windriver.com>
+Date: Tue, 24 Jul 2018 13:33:33 +0800
+Subject: [PATCH] cmake: Install libcares.pc
+
+Prepare and install libcares.pc file during cmake build, so libraries
+using pkg-config to find libcares will not fail.
+
+Signed-off-by: Alexey Firago <alexey_firago@mentor.com>
+
+update to 1.14.0, fix patch warning
+
+Signed-off-by: Changqing Li <changqing.li@windriver.com>
+---
+ CMakeLists.txt      | 23 +++++++++++++++++++++++
+ libcares.pc.cmakein | 20 ++++++++++++++++++++
+ 2 files changed, 43 insertions(+)
+ create mode 100644 libcares.pc.cmakein
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 60a880c..71eaa53 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -193,22 +193,30 @@ ADD_DEFINITIONS(${SYSFLAGS})
+ 
+ 
+ # Tell C-Ares about libraries to depend on
++# Also pass these libraries to pkg-config file
++SET(CARES_PRIVATE_LIBS_LIST)
+ IF (HAVE_LIBRESOLV)
+ 	LIST (APPEND CARES_DEPENDENT_LIBS resolv)
++	LIST (APPEND CARES_PRIVATE_LIBS_LIST "-lresolv")
+ ENDIF ()
+ IF (HAVE_LIBNSL)
+ 	LIST (APPEND CARES_DEPENDENT_LIBS nsl)
++	LIST (APPEND CARES_PRIVATE_LIBS_LIST "-lnsl")
+ ENDIF ()
+ IF (HAVE_LIBSOCKET)
+ 	LIST (APPEND CARES_DEPENDENT_LIBS socket)
++	LIST (APPEND CARES_PRIVATE_LIBS_LIST "-lsocket")
+ ENDIF ()
+ IF (HAVE_LIBRT)
+ 	LIST (APPEND CARES_DEPENDENT_LIBS rt)
++	LIST (APPEND CARES_PRIVATE_LIBS_LIST "-lrt")
+ ENDIF ()
+ IF (WIN32)
+ 	LIST (APPEND CARES_DEPENDENT_LIBS ws2_32)
++	LIST (APPEND CARES_PRIVATE_LIBS_LIST "-lws2_32")
+ ENDIF ()
+ 
++string (REPLACE ";" " " CARES_PRIVATE_LIBS "${CARES_PRIVATE_LIBS_LIST}")
+ 
+ # When checking for symbols, we need to make sure we set the proper
+ # headers, libraries, and definitions for the detection to work properly
+@@ -514,6 +522,15 @@ CONFIGURE_FILE (ares_build.h.cmake ${PROJECT_BINARY_DIR}/ares_build.h)
+ # Write ares_config.h configuration file.  This is used only for the build.
+ CONFIGURE_FILE (ares_config.h.cmake ${PROJECT_BINARY_DIR}/ares_config.h)
+ 
++# Pass required CFLAGS to pkg-config in case of static library
++IF (CARES_STATIC)
++       SET (CPPFLAG_CARES_STATICLIB "-DCARES_STATICLIB")
++ENDIF()
++
++# Write ares_config.h configuration file.  This is used only for the build.
++CONFIGURE_FILE (libcares.pc.cmakein ${PROJECT_BINARY_DIR}/libcares.pc @ONLY)
++
++
+ 
+ # TRANSFORM_MAKEFILE_INC
+ #
+@@ -664,6 +681,12 @@ IF (CARES_INSTALL)
+ 	INSTALL (FILES "${CMAKE_CURRENT_BINARY_DIR}/libcares.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
+ ENDIF ()
+ 
++# pkg-config file
++IF (CARES_INSTALL)
++       SET (PKGCONFIG_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
++       INSTALL (FILES "${CMAKE_CURRENT_BINARY_DIR}/libcares.pc" DESTINATION ${PKGCONFIG_INSTALL_DIR})
++ENDIF ()
++
+ # Legacy chain-building variables (provided for compatibility with old code).
+ # Don't use these, external code should be updated to refer to the aliases directly (e.g., Cares::cares).
+ SET (CARES_FOUND 1 CACHE INTERNAL "CARES LIBRARY FOUND")
+diff --git a/libcares.pc.cmakein b/libcares.pc.cmakein
+new file mode 100644
+index 0000000..3579256
+--- /dev/null
++++ b/libcares.pc.cmakein
+@@ -0,0 +1,20 @@
++#***************************************************************************
++# Project        ___       __ _ _ __ ___  ___ 
++#               / __|____ / _` | '__/ _ \/ __|
++#              | (_|_____| (_| | | |  __/\__ \
++#               \___|     \__,_|_|  \___||___/
++#
++prefix=@CMAKE_INSTALL_PREFIX@
++exec_prefix=@CMAKE_INSTALL_PREFIX@
++libdir=@CMAKE_INSTALL_FULL_LIBDIR@
++includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@
++
++Name: c-ares
++URL: http://daniel.haxx.se/projects/c-ares/
++Description: asynchronous DNS lookup library
++Version: @VERSION@
++Requires: 
++Requires.private: 
++Cflags: -I${includedir} @CPPFLAG_CARES_STATICLIB@
++Libs: -L${libdir} -lcares
++Libs.private: @CARES_PRIVATE_LIBS@
+-- 
+2.7.4
+
diff --git a/meta-oe/recipes-support/c-ares/c-ares_1.15.0.bb b/meta-oe/recipes-support/c-ares/c-ares_1.15.0.bb
new file mode 100644
index 0000000000..d437529dc4
--- /dev/null
+++ b/meta-oe/recipes-support/c-ares/c-ares_1.15.0.bb
@@ -0,0 +1,26 @@
+# Copyright (c) 2012-2014 LG Electronics, Inc.
+SUMMARY = "c-ares is a C library that resolves names asynchronously."
+HOMEPAGE = "http://daniel.haxx.se/projects/c-ares/"
+SECTION = "libs"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://LICENSE.md;md5=fb997454c8d62aa6a47f07a8cd48b006"
+
+PV = "1.15.0+gitr${SRCPV}"
+
+SRC_URI = "\
+    git://github.com/c-ares/c-ares.git \
+    file://cmake-install-libcares.pc.patch \
+"
+SRCREV = "e982924acee7f7313b4baa4ee5ec000c5e373c30"
+
+UPSTREAM_CHECK_GITTAGREGEX = "cares-(?P<pver>\d+_(\d_?)+)"
+
+S = "${WORKDIR}/git"
+
+inherit cmake pkgconfig
+
+PACKAGES =+ "${PN}-utils"
+
+FILES_${PN}-utils = "${bindir}"
+
+BBCLASSEXTEND = "native nativesdk"