treewide: add meta.mainProgram to many packages

1 files changed, 2 insertions, 2 deletions

diff --git a/pkgs/tools/archivers/gnutar/default.nix b/pkgs/tools/archivers/gnutar/default.nix
index fcc92e673a5..9be1ea7f4d4 100644
--- a/pkgs/tools/archivers/gnutar/default.nix
+++ b/pkgs/tools/archivers/gnutar/default.nix
@@ -45,9 +45,7 @@ stdenv.mkDerivation rec {
   doInstallCheck = false; # fails
 
   meta = {
-    homepage = "https://www.gnu.org/software/tar/";
     description = "GNU implementation of the `tar' archiver";
-
     longDescription = ''
       The Tar program provides the ability to create tar archives, as
       well as various other kinds of manipulation.  For example, you
@@ -62,10 +60,12 @@ stdenv.mkDerivation rec {
       pipes), it can even access remote devices or files (as
       archives).
     '';
+    homepage = "https://www.gnu.org/software/tar/";
 
     license = lib.licenses.gpl3Plus;
 
     maintainers = [ ];
+    mainProgram = "tar";
     platforms = lib.platforms.all;
 
     priority = 10;