Added custom Info.plist to SPIERSalign

There are no current associated SPIERSalign files.

SPIERSalign/Info.plist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleExecutable</key>
+	<string>SPIERSalign64</string>
+	<key>CFBundleIconFile</key>
+	<string>SPIERSalignIcon.icns</string>
+	<key>CFBundleIdentifier</key>
+	<string>com.yourcompany.SPIERSalign64</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>10.13</string>
+	<key>NOTE</key>
+	<string>This file was generated by Qt/QMake.</string>
+	<key>NSPrincipalClass</key>
+	<string>NSApplication</string>
+	<key>NSSupportsAutomaticGraphicsSwitching</key>
+	<true/>
+</dict>
+</plist>

SPIERSalign/SPIERSalign.pro

@@ -24,7 +24,7 @@ DESTDIR \
     += \
     bin
 
-#Needed to make binaries launchable from file in Ubuntu - GCC default link flag -pie on newer Ubuntu versions this so otherwise recognised as shared library
+# Needed to make binaries launchable from file in Ubuntu - GCC default link flag -pie on newer Ubuntu versions this so otherwise recognised as shared library
 QMAKE_LFLAGS += -no-pie
 
 RC_FILE += resources/icon.rc
@@ -40,9 +40,6 @@ OBJECTS_DIR = build
 FORMS += ui/mainwindow.ui \
     ui/about.ui
 
-#Mac icon
-ICON = resources/SPIERSalignIcon.icns
-
 HEADERS += src/mainwindowimpl.h \
     src/globals.h \
     src/scene.h \
@@ -62,3 +59,15 @@ SOURCES += src/mainwindowimpl.cpp \
     ../SPIERScommon/src/semanticversion.cpp \
     ../SPIERScommon/src/prereleasecomponent.cpp
 
+# MacOS common build here
+macx {
+    #Mac icon
+    ICON = resources/SPIERSalignIcon.icns
+
+
+    # macOS file associations are done through the Info.plist files under the application pakages
+    # QT/qmake should be able to overwrite the default generated file with this custom file
+    # We need to make sure that the custom Info.plist (below) is in XML format and not binary
+    # as qmake uses sed for string replacements within it.
+    QMAKE_INFO_PLIST = Info.plist
+}