Merge all nix-* binaries into nix

These are all symlinks to 'nix' now, reducing the installed size by
about ~1.7 MiB.

2 files changed, 8 insertions, 13 deletions

diff --git a/src/nix-env/local.mk b/src/nix-env/local.mk
deleted file mode 100644
index e80719cd76f7..000000000000
--- a/src/nix-env/local.mk
+++ /dev/null
@@ -1,7 +0,0 @@
-programs += nix-env
-
-nix-env_DIR := $(d)
-
-nix-env_SOURCES := $(wildcard $(d)/*.cc)
-
-nix-env_LIBS = libexpr libmain libstore libutil libformat
diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index f9c8a8d313e7..56ed75daee44 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -13,6 +13,7 @@
 #include "json.hh"
 #include "value-to-json.hh"
 #include "xml-writer.hh"
+#include "legacy.hh"
 
 #include <cerrno>
 #include <ctime>
@@ -1311,12 +1312,9 @@ static void opVersion(Globals & globals, Strings opFlags, Strings opArgs)
 }
 
 
-int main(int argc, char * * argv)
+static int _main(int argc, char * * argv)
 {
-    return handleExceptions(argv[0], [&]() {
-        initNix();
-        initGC();
-
+    {
         Strings opFlags, opArgs;
         Operation op = 0;
         RepairFlag repair = NoRepair;
@@ -1428,5 +1426,9 @@ int main(int argc, char * * argv)
         op(globals, opFlags, opArgs);
 
         globals.state->printStats();
-    });
+
+        return 0;
+    }
 }
+
+static RegisterLegacyCommand s1("nix-env", _main);