Squashed 'deps/ccommon/' changes from bb298bc..f5efe29

f5efe29 forgot to remove unused include (twitter#167)
441934b update ring_array docs for new API, add multi threaded unit test for ring_array (twitter#166)
67ce9c2 Adding issue and pull request templates to comply with twitter OSS policies (twitter#151)
6b59401 Rust build tweak (twitter#165)
b39086d fix docs to new ring_array_destroy semantics (twitter#163)
95e04b0 Additional ring_array API (twitter#159)
3c994cc a single job in the travis-ci matrix for building with rust enabled (twitter#161)
1fe907e rust support - Native bstrings (twitter#160)
b3de2ee add HAVE_RUST option defaulted to off (twitter#158)
ffc70a8 Port travis ci changes - closes twitter#186 (twitter#155)
a2d5c01 add a function that will reject all pending incoming connections (twitter#154)
dd56abd break up ASSERT in buf_sock_read (twitter#153)
727905b adding a new API to duration timer (twitter#152)
9406717 add missing "extern C" qualifiers to a few headers for C++ linking; (twitter#150)
a0aafdf Add missing semicolon to ring array example code in documentation. (twitter#149)
9264bbb Zero byte (twitter#147) (emergency fix needed for pelikan)
d4002d7 simplify cc_print_int64 (twitter#146)
b164fcf Clean-up hash functions and introduce MurmurHash3 (twitter#145)
b1babb2 change wheel's sleep timer to make it less flaky (twitter#143)
ce0b9ea allow printing negative integers in cc_print (twitter#141)
ab0edc8 add metrics to track buf_sock objects (twitter#138)
ae02038 add travis ci (copied from pelikan) (twitter#139)
964645a Merge pull request twitter#135 from paegun/fix_cmake_install
70710c2 fixed and re-added cmake install instructions, w/ following notes: include directory made proper relative; opened pattern match b/c include directory should only contain files meant for inclusion.
5b095bc Merge pull request twitter#126 from kevyang/kevyang/120
426d56a return NULL when cc_alloc/cc_realloc is called with size == 0
ad271d4 Merge pull request twitter#133 from kevyang/132
47dbdba suppress unused parameter warning in debug_log_flush
648d19e Merge pull request twitter#127 from kevyang/56
780941a Merge pull request twitter#130 from kevyang/129
b8af6c0 Merge pull request twitter#131 from kevyang/128
6ecc318 fix duplicate symbols in cc_signal
080c41d cc_array - stop doing arithmetic on void *
d526f7a add debug oriented memory management
a4fb927 Update bool member rules in style guide
05c6e1e explicitly make ccommon a C project to avoid checking for CXX related variables

git-subtree-dir: deps/ccommon
git-subtree-split: f5efe29

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,13 @@
+One line summary of the issue here.
+
+### Expected behavior
+
+As concisely as possible, describe the expected behavior.
+
+### Actual behavior
+
+As concisely as possible, describe the observed behavior.
+
+### Steps to reproduce the behavior
+
+Please list all relevant steps to reproduce the observed behavior.

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,15 @@
+Problem
+
+Explain the context and why you're making that change.  What is the
+problem you're trying to solve? In some cases there is not a problem
+and this can be thought of being the motivation for your change.
+
+Solution
+
+Describe the modifications you've done.
+
+Result
+
+What will change as a result of your pull request? Note that sometimes
+this section is unnecessary because it is self-explanatory based on
+the solution.

.gitignore

@@ -42,3 +42,5 @@ tags
 # cscope
 cscope.*
 lcov
+
+CMAKE_BINARY_DIR

.travis.yml

@@ -0,0 +1,135 @@
+sudo: false
+language: c
+
+# using anchor to import sources into linux builds
+addons:
+  apt: &apt
+    sources:
+      - ubuntu-toolchain-r-test
+      - llvm-toolchain-precise-3.6
+      - llvm-toolchain-precise-3.7
+      - llvm-toolchain-precise
+
+# important for allowed-to-fail matching
+# see https://docs.travis-ci.com/user/customizing-the-build#Rows-that-are-Allowed-to-Fail
+env:
+  - ALLOWED_TO_FAIL=0
+
+# travis currently does not support directly setting gcc/clang with versions
+# (e.g. gcc-4.8) as value for the compiler key. So we will have to manually
+# request these packages and use environment varibles to create the matrix.
+#
+# In the case of osx, use brew to install the paritcular versions, instead of
+# specifying with packages.
+matrix:
+  include:
+    # gcc 4.8 on linux
+    - env:
+        - C_COMPILER=gcc-4.8
+      addons:
+        apt:
+          <<: *apt
+          packages:
+            - gcc-4.8
+            - libsubunit-dev
+
+
+    # gcc 4.9 on linux
+    - env:
+        - C_COMPILER=gcc-4.9
+      addons:
+        apt:
+          <<: *apt
+          packages:
+            - gcc-4.9
+            - libsubunit-dev
+
+    # gcc 5 on linux
+    - env:
+        - C_COMPILER=gcc-5
+      addons:
+        apt:
+          <<: *apt
+          packages:
+            - gcc-5
+            - libsubunit-dev
+
+    # gcc 5 on linux
+    - env:
+        - C_COMPILER=gcc-5
+        - RUST_ENABLED=1
+      addons:
+        apt:
+          <<: *apt
+          packages:
+            - gcc-5
+            - libsubunit-dev
+
+    # clang 3.6 on linux
+    - env:
+        - C_COMPILER=clang-3.6
+      addons:
+        apt:
+          <<: *apt
+          packages:
+            - clang-3.6
+            - libsubunit-dev
+
+    # clang 3.7 on linux
+    - env:
+        - C_COMPILER=clang-3.7
+      addons:
+        apt:
+          <<: *apt
+          packages:
+            - clang-3.7
+            - libsubunit-dev
+
+    ## gcc 4.8 on osx
+    #- os: osx
+    #  env: FORMULA=gcc48 COMPILER=gcc C_COMPILER=gcc-4.8
+    #
+    ## gcc 4.9 on osx
+    #- os: osx
+    #  env: FORMULA=gcc49 COMPILER=gcc C_COMPILER=gcc-4.9
+    #
+    ## gcc 5 on osx
+    #- os: osx
+    #  env: FORMULA=gcc5 COMPILER=gcc C_COMPILER=gcc-5
+
+    # OSX 10.13
+    # Apple LLVM version 9.1.0 (clang-902.0.39.2)
+    # Target: x86_64-apple-darwin17.6.0
+    - os: osx
+      osx_image: xcode9.4
+      env:
+        - C_COMPILER=clang
+        - ALLOWED_TO_FAIL=1
+
+    # OSX 10.12
+    # Apple LLVM version 9.0.0 (clang-900.0.39.2)
+    # Target: x86_64-apple-darwin16.7.0
+    - os: osx
+      osx_image: xcode9.2
+      env:
+        - C_COMPILER=clang
+        - ALLOWED_TO_FAIL=1
+
+  allow_failures:
+    - os: osx
+      osx_image: xcode9.4
+      env:
+        - C_COMPILER=clang
+        - ALLOWED_TO_FAIL=1
+
+    - os: osx
+      osx_image: xcode9.2
+      env:
+        - C_COMPILER=clang
+        - ALLOWED_TO_FAIL=1
+
+before_install:
+  - ./ci/before-install.sh
+
+script:
+  - ./ci/run.sh

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 2.6)
-project(ccommon)
+project(ccommon C)
 
 enable_testing()
 
@@ -37,8 +37,8 @@ endif()
 
 # version info
 set(${PROJECT_NAME}_VERSION_MAJOR 1)
-set(${PROJECT_NAME}_VERSION_MINOR 0)
-set(${PROJECT_NAME}_VERSION_PATCH 2)
+set(${PROJECT_NAME}_VERSION_MINOR 2)
+set(${PROJECT_NAME}_VERSION_PATCH 0)
 set(${PROJECT_NAME}_VERSION
    ${${PROJECT_NAME}_VERSION_MAJOR}.${${PROJECT_NAME}_VERSION_MINOR}.${${PROJECT_NAME}_VERSION_PATCH}
    )
@@ -51,7 +51,35 @@ option(HAVE_ASSERT_LOG "assert_log enabled by default" ON)
 option(HAVE_ASSERT_PANIC "assert_panic disabled by default" OFF)
 option(HAVE_LOGGING "logging enabled by default" ON)
 option(HAVE_STATS "stats enabled by default" ON)
+option(HAVE_DEBUG_MM "debugging oriented memory management disabled by default" OFF)
 option(COVERAGE "code coverage" OFF)
+option(HAVE_RUST "rust bindings not built by default" OFF)
+
+if(HAVE_RUST)
+    option(RUST_VERBOSE_BUILD "pass -vv to cargo compilation" OFF)
+endif()
+
+if(BUILD_AND_INSTALL_CHECK)
+    # (simms) What follows is a crime against build systems as we run the build/install
+    # for the check library up front, during the planning phase.
+
+    set(LIBCHECK_PREFIX "${CMAKE_BINARY_DIR}/check")
+
+    # check for a local install of check
+    if(NOT EXISTS "${LIBCHECK_PREFIX}")
+        # (simms) This is terrible and I did it this way to ensure this gets built
+        # before the rest of the 'check' tests run. This should be rewritten so that
+        # the other dependencies know that there's a target that can build check
+        execute_process(
+            COMMAND "bash" "${PROJECT_SOURCE_DIR}/ci/install-check.sh" "${LIBCHECK_PREFIX}"
+            TIMEOUT 300  # if this doesn't build in 5 minutes something is hosed
+        )
+    endif()
+
+    set(CHECK_ROOT_DIR "${LIBCHECK_PREFIX}")
+    set(CMAKE_REQUIRED_INCLUDES "${CHECK_ROOT_DIR}/include")    # these make check link correctly in ccommon and pelikan
+    set(CMAKE_REQUIRED_LIBRARIES "${CHECK_ROOT_DIR}/lib")
+endif()
 
 include(CheckIncludeFiles)
 if(OS_PLATFORM STREQUAL "OS_LINUX")
@@ -99,13 +127,18 @@ set(CFLAGS_LIST
 string(REPLACE "" "" CFLAGS ${CFLAGS_LIST})
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}  ${CFLAGS}")
 
+if(CMAKE_COMPILER_IS_GNUCC)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wl,--no-as-needed -ldl -pthread -fPIC")
+endif()
+
 if (COVERAGE)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -Wall -W -fprofile-arcs -ftest-coverage")
 endif(COVERAGE)
 
 # test dependencies
 include(FindPackageHandleStandardArgs)
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake")
+
 find_package(Check)
 if(NOT CHECK_FOUND)
     message(WARNING "Check is required to build and run tests")
@@ -119,11 +152,21 @@ endif(CHECK_FOUND)
 
 find_package(Threads)
 
+
 # where to find include files
-include_directories(${include_directories}
+include_directories(
+    ${include_directories}
     "${PROJECT_BINARY_DIR}"
     "include")
 
+if(HAVE_RUST)
+    enable_language(Rust)
+    include(CMakeCargo)
+    add_subdirectory(rust)
+    set(CMAKE_C_FLAGS  "${CMAKE_C_FLAGS} -DHAVE_RUST=1")
+endif()
+
+
 ###################
 # things to build #
 ###################

ci/before-install.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+set -euo pipefail
+IFS=$'\n\t'
+
+die() { echo "fatal: $*" >&2; exit 1; }
+
+TEMP="$(mktemp -d -t TEMP.XXXXXXX)" || die "failed to make tmpdir"
+cleanup() { [[ -n "${TEMP:-}" ]] && rm -rf "${TEMP}"; }
+trap cleanup EXIT
+
+TOPLEVEL="$(git -C "$(cd "$(dirname "$0")" >/dev/null || exit 1; pwd)" rev-parse --show-toplevel)" || die 'failed to find TOPLEVEL'
+
+# for osx: 0. update brew; 1. install cmake if missing; 2. (gcc) unlink pre-installed gcc; 3. (gcc) install desired version of gcc
+
+if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
+  brew update &>/dev/null
+  brew install cmake || true            # xcode 8.1 is missing cmake
+
+  if [[ "$C_COMPILER" =~ ^gcc && -n "${FORMULA:-}" ]]; then
+    brew unlink gcc || true
+    brew unlink "$FORMULA" || true
+    brew install "$FORMULA"
+  fi
+fi
+
+export CC="$C_COMPILER"
+
+if [[ -n "${RUST_ENABLED:-}" ]]; then
+  curl https://sh.rustup.rs -sSf | sh -s -- -y
+fi

ci/install-check.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+set -euo pipefail
+IFS=$'\n\t'
+
+die() { echo "fatal: $*" >&2; exit 1; }
+
+if [[ $# -lt 1 ]]; then
+  echo "Usage: $0 check-install-path"
+  exit 1
+fi
+
+CHECK_PREFIX="$1"
+shift
+
+TEMP="$(mktemp -d -t TEMP.XXXXXXX)" || die "failed to make tmpdir"
+cleanup() { [[ -n "${TEMP:-}" ]] && rm -rf "${TEMP}"; }
+trap cleanup EXIT
+
+TOPLEVEL="$(git -C "$(cd "$(dirname "$0")" >/dev/null || exit 1; pwd)" rev-parse --show-toplevel)" || die 'failed to find TOPLEVEL'
+
+CHECK_VERSION=0.12.0
+CHECK_TARBALL="check-${CHECK_VERSION}.tar.gz"
+CHECK_DIR="check-${CHECK_VERSION}"
+
+(
+  cd "$TEMP" &&
+    wget "https://github.com/libcheck/check/releases/download/${CHECK_VERSION}/${CHECK_TARBALL}" &&
+    tar xvfz "${CHECK_TARBALL}" &&
+    cd "${CHECK_DIR}" &&
+    ./configure --prefix="$CHECK_PREFIX" &&
+    make &&
+    make install
+) || die "check build failed"

ci/run.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+set -uo pipefail
+IFS=$'\n\t'
+
+die() { echo "fatal: $*" >&2; exit 1; }
+
+export PATH=$HOME/.cargo/bin:$PATH
+
+cmake_cmd=(
+  cmake
+  -DBUILD_AND_INSTALL_CHECK=yes
+)
+
+if [[ -n "${RUST_ENABLED:-}" ]]; then
+  cmake_cmd+=( -DHAVE_RUST=yes -DRUST_VERBOSE_BUILD=yes )
+fi
+
+export RUST_BACKTRACE=full
+
+mkdir -p _build && ( cd _build && "${cmake_cmd[@]}" .. && make -j && make check )
+RESULT=$?
+
+egrep -r ":F:|:E:" . |grep -v 'Binary file' || true
+
+
+if [[ $RESULT -ne 0 ]]; then
+  echo "Build failure" >&2
+  exit $RESULT
+else
+  echo "success!" >&2
+  exit 0
+fi