From 1d439235ab5ff272fbfc859c19fd35356293e651 Mon Sep 17 00:00:00 2001
From: tsteven4 <tsteven4@gmail.com>
Date: Sun, 29 Apr 2018 14:50:36 -0600
Subject: [PATCH] syncrhonize config and run time version checks.

---
 configure    | 1 +
 configure.ac | 1 +
 gui/main.cc  | 3 ++-
 main.cc      | 3 ++-
 4 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 1ed361f69..4ae4d2c45 100755
--- a/configure
+++ b/configure
@@ -5783,6 +5783,7 @@ esac
 fi
 
 
+# MIN_QT_VERSION in configure.ac should correspond to the QT_VERSION_CHECK arguments in main.cc and gui/main.cc
 MIN_QT_VERSION=5.7
 if test "$QMAKE" = "no"; then :
 
diff --git a/configure.ac b/configure.ac
index 510804f0b..455c1db0d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -166,6 +166,7 @@ AC_CHECK_TOOLS(QMAKE, [qmake-qt5 qmake], "no")
 AC_CHECK_TOOLS(LUPDATE, [lupdate-qt5 lupdate])
 AC_CHECK_TOOLS(LRELEASE, [lrelease-qt5 lrelease])
 
+# MIN_QT_VERSION in configure.ac should correspond to the QT_VERSION_CHECK arguments in main.cc and gui/main.cc
 MIN_QT_VERSION=5.7
 AS_IF([test "$QMAKE" = "no"], [
 	AC_MSG_ERROR([Qt qmake (with QT_VERSION >= $MIN_QT_VERSION) is required but was not found.])
diff --git a/gui/main.cc b/gui/main.cc
index e9f991f92..5e605ab5c 100644
--- a/gui/main.cc
+++ b/gui/main.cc
@@ -44,7 +44,8 @@ const char *pathSeparator = ":";
 //------------------------------------------------------------------------
 int main(int argc, char**argv)
 {
-#if (QT_VERSION < QT_VERSION_CHECK(5, 2, 0))
+# MIN_QT_VERSION in configure.ac should correspond to the QT_VERSION_CHECK arguments in main.cc and gui/main.cc
+#if (QT_VERSION < QT_VERSION_CHECK(5, 7, 0))
   #error this version of Qt is not supported.
 #endif
 
diff --git a/main.cc b/main.cc
index 6874b2fe5..68b164a08 100644
--- a/main.cc
+++ b/main.cc
@@ -228,7 +228,8 @@ main(int argc, char* argv[])
 
   (void) new gpsbabel::UsAsciiCodec(); /* make sure a US-ASCII codec is available */
 
-#if (QT_VERSION < QT_VERSION_CHECK(5, 2, 0))
+# MIN_QT_VERSION in configure.ac should correspond to the QT_VERSION_CHECK arguments in main.cc and gui/main.cc
+#if (QT_VERSION < QT_VERSION_CHECK(5, 7, 0))
 #error This version of Qt is not supported.
 #endif
 
-- 
2.30.2