ARROW-9446: [C++] Add compiler id, version, and build flags to BuildInfo

Example output:

```
In [1]: pa.show_versions()
pyarrow version info
--------------------
Package kind: not indicated
Arrow C++ library version: 1.0.0-SNAPSHOT
Arrow C++ compiler: GNU 8.4.0
Arrow C++ compiler flags:  -fdiagnostics-color=always -O3 -DNDEBUG
Arrow C++ git revision: feda987
Arrow C++ git description: apache-arrow-0.17.0-708-gfeda9877f-dirty
```

Closes #7738 from wesm/cxxflags-build-info

Authored-by: Wes McKinney <[email protected]>
Signed-off-by: Sutou Kouhei <[email protected]>

Author: wesm

cpp/src/arrow/config.cc

@@ -29,6 +29,9 @@ static const BuildInfo kBuildInfo = {
     ARROW_VERSION_STRING,
     ARROW_SO_VERSION,
     ARROW_FULL_SO_VERSION,
+    ARROW_CXX_COMPILER_ID,
+    ARROW_CXX_COMPILER_VERSION,
+    ARROW_CXX_COMPILER_FLAGS,
     ARROW_GIT_ID,
     ARROW_GIT_DESCRIPTION,
     ARROW_PACKAGE_KIND,

cpp/src/arrow/config.h

@@ -37,6 +37,9 @@ struct BuildInfo {
   std::string version_string;
   std::string so_version;
   std::string full_so_version;
+  std::string compiler_id;
+  std::string compiler_version;
+  std::string compiler_flags;
   std::string git_id;
   std::string git_description;
   std::string package_kind;

cpp/src/arrow/util/config.h.cmake

@@ -25,6 +25,10 @@
 #define ARROW_SO_VERSION "@ARROW_SO_VERSION@"
 #define ARROW_FULL_SO_VERSION "@ARROW_FULL_SO_VERSION@"
 
+#define ARROW_CXX_COMPILER_ID "@CMAKE_CXX_COMPILER_ID@"
+#define ARROW_CXX_COMPILER_VERSION "@CMAKE_CXX_COMPILER_VERSION@"
+#define ARROW_CXX_COMPILER_FLAGS "@CMAKE_CXX_FLAGS@"
+
 #define ARROW_GIT_ID "@ARROW_GIT_ID@"
 #define ARROW_GIT_DESCRIPTION "@ARROW_GIT_DESCRIPTION@"
 

python/pyarrow/__init__.py

@@ -77,9 +77,13 @@ def show_versions():
     print("Package kind: {}".format(cpp_build_info.package_kind
                                     if len(cpp_build_info.package_kind) > 0
                                     else "not indicated"))
-    print("Arrow C++ library version: {}".format(cpp_build_info.version))
-    print("Arrow C++ git revision: {}".format(cpp_build_info.git_id))
-    print("Arrow C++ git description: {}"
+    print("Arrow C++ library version: {0}".format(cpp_build_info.version))
+    print("Arrow C++ compiler: {0} {1}"
+          .format(cpp_build_info.compiler_id, cpp_build_info.compiler_version))
+    print("Arrow C++ compiler flags: {0}"
+          .format(cpp_build_info.compiler_flags))
+    print("Arrow C++ git revision: {0}".format(cpp_build_info.git_id))
+    print("Arrow C++ git description: {0}"
           .format(cpp_build_info.git_description))
 
 

python/pyarrow/config.pxi

@@ -25,6 +25,7 @@ VersionInfo = namedtuple('VersionInfo', ('major', 'minor', 'patch'))
 BuildInfo = namedtuple(
     'BuildInfo',
     ('version', 'version_info', 'so_version', 'full_so_version',
+     'compiler_id', 'compiler_version', 'compiler_flags',
      'git_id', 'git_description', 'package_kind'))
 
 cdef _build_info():
@@ -39,6 +40,9 @@ cdef _build_info():
                                               c_info.version_patch),
                      so_version=frombytes(c_info.so_version),
                      full_so_version=frombytes(c_info.full_so_version),
+                     compiler_id=frombytes(c_info.compiler_id),
+                     compiler_version=frombytes(c_info.compiler_version),
+                     compiler_flags=frombytes(c_info.compiler_flags),
                      git_id=frombytes(c_info.git_id),
                      git_description=frombytes(c_info.git_description),
                      package_kind=frombytes(c_info.package_kind))

python/pyarrow/includes/libarrow.pxd

@@ -59,6 +59,9 @@ cdef extern from "arrow/api.h" namespace "arrow" nogil:
         c_string version_string
         c_string so_version
         c_string full_so_version
+        c_string compiler_id
+        c_string compiler_version
+        c_string compiler_flags
         c_string git_id
         c_string git_description
         c_string package_kind