emkornfield commented on a change in pull request #7025:
URL: https://github.com/apache/arrow/pull/7025#discussion_r414974208
##########
File path: cpp/src/plasma/store.cc
##########
@@ -1207,65 +1211,77 @@ void StartServer(char* socket_name, std::string
plasma_directory, bool hugepages
g_runner->Start(socket_name, plasma_directory, hugepages_enabled,
external_store);
}
+void UsageError(const char* error_msg, int exit_code=1) {
+ std::cerr << gflags::ProgramInvocationShortName() << ": " << error_msg <<
std::endl;
+ exit(exit_code);
+}
+
} // namespace plasma
+#ifdef __linux__
+#define SHM_DEFAULT_PATH "/dev/shm"
+#else
+#define SHM_DEFAULT_PATH "/tmp"
+#endif
+
+// Command-line flags.
+DEFINE_string(d, SHM_DEFAULT_PATH, "directory where to create the
memory-backed file");
+DEFINE_string(e, "", "endpoint for external storage service, where objects "
+"evicted from Plasma store can be written to, optional");
+DEFINE_bool(h, false, "whether to enable hugepage support");
+DEFINE_string(s, "", "socket name where the Plasma store will listen for
requests, required");
+DEFINE_string(m, "", "amount of memory in bytes to use for Plasma store,
required");
+
int main(int argc, char* argv[]) {
ArrowLog::StartArrowLog(argv[0], ArrowLogLevel::ARROW_INFO);
ArrowLog::InstallFailureSignalHandler();
+
+ gflags::SetUsageMessage("Shared-memory server for Arrow data.\nUsage: ");
+ gflags::SetVersionString("TODO");
Review comment:
it seems like this could be done by adding a a define using
ARROW_VERSION cmake variable.
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