php.packages.phpspy: Add dependency needed for tracing & install flamegraph helper

pkgs/development/php-packages/phpspy/default.nix

@@ -2,6 +2,9 @@
   lib,
   stdenv,
   fetchFromGitHub,
+  gnugrep,
+  binutils,
+  makeBinaryWrapper,
   php,
   testers,
   phpPackages,
@@ -19,19 +22,32 @@ stdenv.mkDerivation (finalAttrs: {
     fetchSubmodules = true;
   };
 
-  nativeBuildInputs = [ php.unwrapped ];
+  nativeBuildInputs = [
+    makeBinaryWrapper
+    php.unwrapped
+  ];
 
   env.USE_ZEND = 1;
 
   installPhase = ''
     runHook preInstall
 
-    mkdir -p $out/bin
-    cp phpspy $out/bin
+    install -Dt "$out/bin" phpspy stackcollapse-phpspy.pl
 
     runHook postInstall
   '';
 
+  postFixup = ''
+    wrapProgram "$out/bin/phpspy" \
+      --prefix PATH : "${
+        lib.makeBinPath [
+          gnugrep
+          # for objdump
+          binutils
+        ]
+      }"
+  '';
+
   passthru.tests.version = testers.testVersion {
     version = "v${finalAttrs.version}";
     package = phpPackages.phpspy;