Core/Util: Extracted GetPID to separate function

(cherry picked from commit e3af42e05cdf9e4c959d4e038349008da4faca27)

2 files changed, 15 insertions, 7 deletions

diff --git a/src/common/Utilities/Util.cpp b/src/common/Utilities/Util.cpp
index ddc07505942..6572280d00b 100644
--- a/src/common/Utilities/Util.cpp
+++ b/src/common/Utilities/Util.cpp
@@ -218,22 +218,29 @@ bool IsIPAddress(char const* ipaddress)
 }
 
 /// create PID file
-uint32 CreatePIDFile(const std::string& filename)
+uint32 CreatePIDFile(std::string const& filename)
 {
-    FILE* pid_file = fopen (filename.c_str(), "w" );
+    FILE* pid_file = fopen(filename.c_str(), "w");
     if (pid_file == NULL)
         return 0;
 
+    uint32 pid = GetPID();
+
+    fprintf(pid_file, "%u", pid);
+    fclose(pid_file);
+
+    return pid;
+}
+
+uint32 GetPID()
+{
 #ifdef _WIN32
     DWORD pid = GetCurrentProcessId();
 #else
     pid_t pid = getpid();
 #endif
 
-    fprintf(pid_file, "%u", pid );
-    fclose(pid_file);
-
-    return (uint32)pid;
+    return uint32(pid);
 }
 
 size_t utf8length(std::string& utf8str)
diff --git a/src/common/Utilities/Util.h b/src/common/Utilities/Util.h
index a3e3f21466e..25fce88954d 100644
--- a/src/common/Utilities/Util.h
+++ b/src/common/Utilities/Util.h
@@ -314,7 +314,8 @@ bool Utf8ToUpperOnlyLatin(std::string& utf8String);
 
 bool IsIPAddress(char const* ipaddress);
 
-uint32 CreatePIDFile(const std::string& filename);
+uint32 CreatePIDFile(std::string const& filename);
+uint32 GetPID();
 
 std::string ByteArrayToHexStr(uint8 const* bytes, uint32 length, bool reverse = false);