hello (#7)

* [EXPORTER] Ignore exception when create thread in OTLP file exporter. (open-telemetry#3012)

* [BUILD] Update MODULE.bazel (open-telemetry#3015)

* [BUILD] Fix build without vcpkg on Windows when gRPC is disabled (open-telemetry#3016)

* [BUILD] Add abi_version_no bazel flag. (open-telemetry#3020)

* [Code health] Expand iwyu coverage to include unit tests. (open-telemetry#3022)

* [BUILD] Version opentelemetry_proto/proto_grpc shared libraries (open-telemetry#2992)

* [SEMANTIC CONVENTIONS] Upgrade semantic conventions to 1.27.0 (open-telemetry#3023)

* [SDK] Support empty histogram buckets (open-telemetry#3027)

* support empty buckets

* Update histogram_test.cc

* Update histogram_test.cc

* test for negative values

* fix count

* [TEST] Fix sync problems in OTLP File exporter tests. (open-telemetry#3031)

---------

Co-authored-by: WenTao Ou <owentou@tencent.com>
Co-authored-by: Carbo Kuo <BYVoid@users.noreply.github.com>
Co-authored-by: Manuel Bergler <m.bergler@tum.de>
Co-authored-by: Marc Alff <marc.alff@oracle.com>
Co-authored-by: Troels Hoffmeyer <Troels.d.hoffmeyer@gmail.com>
Co-authored-by: Lalit Kumar Bhasin <lalit_fin@yahoo.com>

.github/workflows/iwyu.yml

@@ -39,8 +39,8 @@ jobs:
             -DCMAKE_CXX_STANDARD=14 \
             -DWITH_STL=CXX14 \
             -DCMAKE_CXX_INCLUDE_WHAT_YOU_USE="include-what-you-use;-w;-Xiwyu;--mapping_file=${TOPDIR}/.iwyu.imp;" \
-            -DBUILD_TESTING=OFF \
-            -DBUILD_W3CTRACECONTEXT_TEST=OFF \
+            -DBUILD_TESTING=ON \
+            -DBUILD_W3CTRACECONTEXT_TEST=ON \
             -DWITH_OTLP_GRPC=OFF \
             -DWITH_OTLP_HTTP=ON \
             -DWITH_OTLP_FILE=ON \

CMakeLists.txt

@@ -385,7 +385,8 @@ if(WITH_OTLP_GRPC
   if(WITH_OTLP_GRPC)
     find_package(gRPC)
   endif()
-  if((NOT Protobuf_FOUND AND NOT PROTOBUF_FOUND) OR (NOT gRPC_FOUND))
+  if((NOT Protobuf_FOUND AND NOT PROTOBUF_FOUND) OR (WITH_OTLP_GRPC
+                                                     AND NOT gRPC_FOUND))
     if(WIN32 AND (NOT DEFINED CMAKE_TOOLCHAIN_FILE))
       install_windows_deps()
     endif()

MODULE.bazel

@@ -3,7 +3,7 @@
 
 module(
     name = "opentelemetry-cpp",
-    version = "0",
+    version = "1.16.1",
     compatibility_level = 0,
     repo_name = "io_opentelemetry_cpp",
 )

RELEASING.md

@@ -2,7 +2,7 @@
 
 ## Pre Release
 
-1: Upgrade to latest [semantic-conventions](docs/semantic-conventions.md)
+1: Upgrade to latest [dependencies](docs/maintaining-dependencies.md)
 if required.
 
 2: Make sure all relevant changes for this release are included under

api/BUILD

@@ -1,7 +1,7 @@
 # Copyright The OpenTelemetry Authors
 # SPDX-License-Identifier: Apache-2.0
 
-load("@bazel_skylib//rules:common_settings.bzl", "bool_flag", "string_flag")
+load("@bazel_skylib//rules:common_settings.bzl", "bool_flag", "int_flag", "string_flag")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -35,6 +35,9 @@ cc_library(
         ":set_cxx_stdlib_2020": ["OPENTELEMETRY_STL_VERSION=2020"],
         ":set_cxx_stdlib_2023": ["OPENTELEMETRY_STL_VERSION=2023"],
         "//conditions:default": [],
+    }) + select({
+        ":abi_version_no_1": ["OPENTELEMETRY_ABI_VERSION_NO=1"],
+        ":abi_version_no_2": ["OPENTELEMETRY_ABI_VERSION_NO=2"],
     }),
     strip_include_prefix = "include",
     tags = ["api"],
@@ -61,3 +64,18 @@ bool_flag(
     build_setting_default = False,
     deprecation = "The value of this flag is ignored. Bazel builds always depend on Abseil for its pre-adopted `std::` types. You should remove this flag from your build command.",
 )
+
+int_flag(
+    name = "abi_version_no",
+    build_setting_default = 1,
+)
+
+config_setting(
+    name = "abi_version_no_1",
+    flag_values = {":abi_version_no": "1"},
+)
+
+config_setting(
+    name = "abi_version_no_2",
+    flag_values = {":abi_version_no": "2"},
+)