/usr/share/applications/saga.desktop is in saga 2.1.0+dfsg-1build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | [Desktop Entry]
Name=SAGA GIS
GenericName=A System for Automated Geoscientific Analyses
Comment=Geodata Processing and Analysis
Type=Application
Exec=saga_gui
Icon=saga
Categories=Science;Education;Geography;
|