From 152197adf5b060602ecdd99e6f272c4e8b2b410e Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sun, 6 Dec 2020 22:59:19 +0100
Subject: [PATCH] Add get_process_id()

---
 src/lib/cross.h          | 3 +++
 src/lib/cross_linux.cc   | 5 +++++
 src/lib/cross_osx.cc     | 6 ++++++
 src/lib/cross_windows.cc | 6 ++++++
 4 files changed, 20 insertions(+)

diff --git a/src/lib/cross.h b/src/lib/cross.h
index d8f0e56a5..cc066488a 100644
--- a/src/lib/cross.h
+++ b/src/lib/cross.h
@@ -67,6 +67,9 @@ extern bool running_32_on_64 ();
 extern void unprivileged ();
 extern boost::filesystem::path config_path ();
 extern boost::filesystem::path directory_containing_executable ();
+namespace dcpomatic {
+	std::string get_process_id ();
+}
 
 class PrivilegeEscalator
 {
diff --git a/src/lib/cross_linux.cc b/src/lib/cross_linux.cc
index 262ba59ce..27822a1d3 100644
--- a/src/lib/cross_linux.cc
+++ b/src/lib/cross_linux.cc
@@ -409,3 +409,8 @@ disk_write_finished ()
 
 }
 
+string
+dcpomatic::get_process_id ()
+{
+	return dcp::raw_convert<string>(getpid());
+}
diff --git a/src/lib/cross_osx.cc b/src/lib/cross_osx.cc
index 29ef283e6..a16907ebe 100644
--- a/src/lib/cross_osx.cc
+++ b/src/lib/cross_osx.cc
@@ -586,3 +586,9 @@ DCPOMATIC_ENABLE_WARNINGS
 	TransformProcessType (&serial, kProcessTransformToForegroundApplication);
 }
 
+
+string
+dcpomatic::get_process_id ()
+{
+	return dcp::raw_convert<string>(getpid());
+}
diff --git a/src/lib/cross_windows.cc b/src/lib/cross_windows.cc
index 2070459de..ad5a88664 100644
--- a/src/lib/cross_windows.cc
+++ b/src/lib/cross_windows.cc
@@ -629,3 +629,9 @@ disk_write_finished ()
 }
 
 
+string
+dcpomatic::get_process_id ()
+{
+	return dcp::raw_convert<string>(GetCurrentProcessId());
+}
+
-- 
2.30.2