Fix cross build

.gitmodules

@@ -1,4 +0,0 @@
-[submodule "third_party/cares/cares"]
-	path = third_party/cares/cares
-	url = https://github.com/c-ares/c-ares.git
-	branch = cares-1_12_0

third_party/cares/cares/.gitignore

@@ -0,0 +1,56 @@
+.deps
+.libs
+*.lib
+*.pdb
+*.dll
+*.exe
+*.obj
+.*.swp
+Debug
+Release
+*.exp
+Makefile
+Makefile.in
+aclocal.m4
+autom4te.cache
+config.guess
+config.log
+config.status
+config.sub
+configure
+depcomp
+libtool
+ltmain.sh
+compile
+libcares.pc
+missing
+test-driver
+c-ares-*.tar.gz
+INSTALL
+install-sh
+*.o
+*.lo
+*.la
+*.gcno
+*.gcda
+*.gcov
+c-ares---coverage.info
+c-ares---coverage
+mkinstalldirs
+tags
+TAGS
+*~
+aclocal.m4.bak
+acountry
+adig
+ahost
+ares_build.h
+ares_config.h
+ares_config.h.in
+stamp-h1
+stamp-h2
+ares_*pdf
+CHANGES.dist
+c-ares-*.tar.gz.asc
+ares_parse_mx_reply.pdf
+/[0-9]*.patch

third_party/cares/cares/.travis.yml

@@ -0,0 +1,114 @@
+language: c++
+dist: trusty
+sudo: false
+addons:
+    apt:
+        sources:
+            - ubuntu-toolchain-r-test
+            - llvm-toolchain-trusty-5.0
+        packages:
+            - cmake3
+            - lcov
+            - clang-5.0
+            - clang-tools-5.0
+            - valgrind
+matrix:
+    include:
+        - os: linux
+          compiler: gcc
+          env: BUILD_TYPE=normal
+        - os: linux
+          compiler: clang
+          env: BUILD_TYPE=normal
+        - os: linux
+          compiler: gcc
+          env: BUILD_TYPE=cmake
+        - os: linux
+          compiler: clang
+          env: BUILD_TYPE=cmake
+        - os: linux
+          compiler: gcc
+          env: BUILD_TYPE=coverage
+        - os: linux
+          compiler: clang
+          env: BUILD_TYPE=ubsan
+        - os: linux
+          compiler: clang
+          env: BUILD_TYPE=asan
+          sudo: true  # ASAN requires ptrace which is disabled in containers (https://github.com/travis-ci/travis-ci/issues/9033)
+        - os: linux
+          compiler: clang
+          env: BUILD_TYPE=lsan
+          sudo: true  # LSAN requires ptrace which is disabled in containers (https://github.com/travis-ci/travis-ci/issues/9033)
+        - os: linux
+          compiler: clang
+          env: BUILD_TYPE=analyse
+        - os: linux
+          compiler: gcc
+          env: BUILD_TYPE=valgrind
+        - os: osx
+          compiler: gcc
+          env: BUILD_TYPE=normal
+        - os: osx
+          compiler: clang
+          env: BUILD_TYPE=normal
+        - os: osx
+          compiler: clang
+          env: BUILD_TYPE=cmake
+        - os: osx
+          compiler: clang
+          language: objective-c
+          env: BUILD_TYPE=ios
+install:
+    - if [ "$TRAVIS_OS_NAME" != "osx" ]; then pip install --user cpp-coveralls > /dev/null; fi
+    - if [ "$TRAVIS_OS_NAME" == "osx" ]; then brew reinstall libtool > /dev/null; fi
+before_script:
+    - |
+        if [ "$BUILD_TYPE" = "coverage" ]; then
+             export CONFIG_OPTS="--enable-debug --disable-shared --enable-code-coverage"
+        fi
+    - |
+         if [ "$BUILD_TYPE" = "asan" ]; then
+             export CONFIG_OPTS=--enable-debug
+             export CFLAGS=-fsanitize=address
+             export CXXFLAGS=-fsanitize=address
+             export LDFLAGS=-fsanitize=address
+         fi
+    - |
+         if [ "$BUILD_TYPE" = "lsan" ]; then
+             export CONFIG_OPTS=--enable-debug
+             export CFLAGS=-fsanitize=leak
+             export CXXFLAGS=-fsanitize=leak
+             export LDFLAGS=-fsanitize=leak
+         fi
+    - |
+         if [ "$BUILD_TYPE" = "ubsan" ]; then
+             export CFLAGS="-fsanitize=undefined -fno-sanitize-recover"
+             export LDFLAGS="-fsanitize=undefined"
+         fi
+    - |
+         if [ "$BUILD_TYPE" = "analyse" ]; then
+             export SCAN_WRAP="scan-build-5.0 --status-bugs"
+             export CONFIG_OPTS="--enable-debug"
+             export CXX="clang++-5.0"
+             export CC="clang-5.0"
+         fi
+    - |
+         if [ "$BUILD_TYPE" = "valgrind" ]; then
+             export TEST_WRAP='libtool --mode=execute valgrind --leak-check=full'
+             # Skip container tests as valgrind doesn't cope with clone()
+             export TEST_FILTER="--gtest_filter=-*Container*"
+         fi
+    - |
+         if [ "$BUILD_TYPE" = "ios" ]; then
+             export CONFIG_OPTS=--host=arm-apple-darwin10
+             export DEVPATH=`xcode-select -print-path`/Platforms/iPhoneOS.platform/Developer
+             export IOSFLAGS="-isysroot $DEVPATH/SDKs/iPhoneOS.sdk -arch armv7 -miphoneos-version-min=8.0.0"
+             export CFLAGS=$IOSFLAGS
+             export CXXFLAGS=$IOSFLAGS
+             export LDFLAGS=$IOSFLAGS
+         fi
+script:
+    - ./travis/build.sh && ./travis/test.sh
+    - if [ "$BUILD_TYPE" = "normal" ]; then ./travis/distcheck.sh ; fi
+    - if [ "$BUILD_TYPE" = "coverage" ]; then ./travis/covupload.sh ; fi

third_party/cares/cares/AUTHORS

@@ -0,0 +1,84 @@
+c-ares is based on ares, and these are the people that have worked on it since
+the fork was made:
+
+Albert Chin
+Alex Loukissas
+Alexander Klauer
+Alexander Lazic
+Alexey Simak
+Andreas Rieke
+Andrew Andkjar
+Andrew Ayer
+Andrew C. Morrow
+Ashish Sharma
+Ben Greear
+Ben Noordhuis
+BogDan Vatra
+Brad House
+Brad Spencer
+Bram Matthys
+Chris Araman
+Dan Fandrich
+Daniel Johnson
+Daniel Stenberg
+David Drysdale
+David Stuart
+Denis Bilenko
+Dima Tisnek
+Dirk Manske
+Dominick Meglio
+Doug Goldstein
+Doug Kwan
+Duncan Wilcox
+Eino Tuominen
+Erik Kline
+Fedor Indutny
+Frederic Germain
+Geert Uytterhoeven
+George Neill
+Gisle Vanem
+Google LLC
+Gregor Jasny
+Guenter Knauf
+Guilherme Balena Versiani
+Gunter Knauf
+Henrik Stoerner
+Jakub Hrozek
+James Bursa
+Jérémy Lal
+John Schember
+Keith Shaw
+Lei Shi
+Marko Kreen
+Michael Wallner
+Mike Crowe
+Nick Alcock
+Nick Mathewson
+Nicolas "Pixel" Noble
+Ning Dong
+Oleg Pudeyev
+Patrick Valsecchi
+Patrik Thunstrom
+Paul Saab
+Peter Pentchev
+Phil Blundell
+Poul Thomas Lomholt
+Ravi Pratap
+Robin Cornelius
+Saúl Ibarra Corretgé
+Sebastian at basti79.de
+Shmulik Regev
+Stefan Bühler
+Steinar H. Gunderson
+Svante Karlsson
+Tofu Linden
+Tom Hughes
+Tor Arntsen
+Viktor Szakats
+Vlad Dinulescu
+William Ahern
+Yang Tse
+hpopescu at ixiacom.com
+liren at vivisimo.com
+nordsturm
+saghul

third_party/cares/cares/CHANGES

@@ -0,0 +1,7 @@
+This file no longer holds the changelog. Now you can generate it yourself
+like this:
+
+ $ git log --pretty=fuller --no-color --date=short --decorate=full -1000 |
+   ./git2changes.pl
+
+The older, manually edited, changelog is found in git named CHANGES.0