From 965a808b91b6542208b24af18e55193e5f929c37 Mon Sep 17 00:00:00 2001
From: OBATA Akio <obache@wizdas.com>
Date: Mon, 17 Aug 2020 18:10:50 +0900
Subject: [PATCH] Improve progname detection portability

`getprogname()` of FreeBSD is based on NetBSD's one, no reason to
prevent using it on NetBSD.
glibc also has own special variable for progname.

Signed-off-by: OBATA Akio <obache@wizdas.com>
---
 tdeio/tdeio/connection.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tdeio/tdeio/connection.cpp b/tdeio/tdeio/connection.cpp
index 9577ad534..5ae0f5685 100644
--- a/tdeio/tdeio/connection.cpp
+++ b/tdeio/tdeio/connection.cpp
@@ -42,8 +42,10 @@
 #include <kdebug.h>
 #include <tqsocketnotifier.h>
 
-#if defined(__OpenBSD__) || defined(__FreeBSD__)
+#if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
 #define __progname getprogname()
+#elif defined(_GNU_SOURCE) && defined(__GLIBC__)
+#define __progname program_invocation_short_name
 #else
 extern char *__progname;
 #endif