From 61bac60830cd03d657e7bfdfe04302dd525a09da Mon Sep 17 00:00:00 2001
From: Dan Vargas <danvargas46@gmail.com>
Date: Fri, 11 Feb 2022 10:56:19 -0700
Subject: [PATCH] add piston nix pkg for iverilog

---
 packages/iverilog/11.0.0/build.sh      | 17 ----------
 packages/iverilog/11.0.0/compile       |  4 ---
 packages/iverilog/11.0.0/environment   |  2 --
 packages/iverilog/11.0.0/metadata.json |  5 ---
 packages/iverilog/11.0.0/run           |  4 ---
 packages/iverilog/11.0.0/test.verilog  |  7 -----
 runtimes/default.nix                   |  1 +
 runtimes/iverilog.nix                  | 43 ++++++++++++++++++++++++++
 8 files changed, 44 insertions(+), 39 deletions(-)
 delete mode 100755 packages/iverilog/11.0.0/build.sh
 delete mode 100644 packages/iverilog/11.0.0/compile
 delete mode 100644 packages/iverilog/11.0.0/environment
 delete mode 100644 packages/iverilog/11.0.0/metadata.json
 delete mode 100644 packages/iverilog/11.0.0/run
 delete mode 100644 packages/iverilog/11.0.0/test.verilog
 create mode 100644 runtimes/iverilog.nix

diff --git a/packages/iverilog/11.0.0/build.sh b/packages/iverilog/11.0.0/build.sh
deleted file mode 100755
index befb2fa..0000000
--- a/packages/iverilog/11.0.0/build.sh
+++ /dev/null
@@ -1,17 +0,0 @@
-#!/bin/bash
-
-PREFIX=$(realpath $(dirname $0))
-
-mkdir -p build/iverilog
-cd build/iverilog
-curl -L https://github.com/steveicarus/iverilog/archive/refs/tags/v11_0.tar.gz -o iverilog.tar.gz
-tar xzf iverilog.tar.gz --strip-components=1
-
-chmod +x ./autoconf.sh
-./autoconf.sh
-./configure --prefix="$PREFIX"
-make -j$(nproc)
-make install -j$(nproc)
-
-cd ../../
-rm -rf build
diff --git a/packages/iverilog/11.0.0/compile b/packages/iverilog/11.0.0/compile
deleted file mode 100644
index 56f4b4e..0000000
--- a/packages/iverilog/11.0.0/compile
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-rename 's/$/\.v/' "$@" # Add .v extension
-iverilog *.v
diff --git a/packages/iverilog/11.0.0/environment b/packages/iverilog/11.0.0/environment
deleted file mode 100644
index b482830..0000000
--- a/packages/iverilog/11.0.0/environment
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/bash
-export PATH=$PWD/bin:$PATH
diff --git a/packages/iverilog/11.0.0/metadata.json b/packages/iverilog/11.0.0/metadata.json
deleted file mode 100644
index 5a35bde..0000000
--- a/packages/iverilog/11.0.0/metadata.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "language": "iverilog",
-    "version": "11.0.0",
-    "aliases": ["verilog", "vvp"]
-}
diff --git a/packages/iverilog/11.0.0/run b/packages/iverilog/11.0.0/run
deleted file mode 100644
index 39e898c..0000000
--- a/packages/iverilog/11.0.0/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-shift
-vvp a.out "$@"
diff --git a/packages/iverilog/11.0.0/test.verilog b/packages/iverilog/11.0.0/test.verilog
deleted file mode 100644
index 88fcd7a..0000000
--- a/packages/iverilog/11.0.0/test.verilog
+++ /dev/null
@@ -1,7 +0,0 @@
-module hello;
-  initial
-    begin
-      $display("OK");
-      $finish ;
-    end
-endmodule
diff --git a/runtimes/default.nix b/runtimes/default.nix
index ec6e596..c09b8f5 100644
--- a/runtimes/default.nix
+++ b/runtimes/default.nix
@@ -41,4 +41,5 @@ args: {
     "julia" = import ./julia.nix args;
     "jelly" = import ./jelly.nix args;
     "openjdk-java" = import ./openjdk-java.nix args;
+    "iverilog" = import ./iverilog.nix args;
 }
diff --git a/runtimes/iverilog.nix b/runtimes/iverilog.nix
new file mode 100644
index 0000000..9e62d7a
--- /dev/null
+++ b/runtimes/iverilog.nix
@@ -0,0 +1,43 @@
+{pkgs, piston, ...}:
+let
+    pkg = pkgs.verilog;
+in piston.mkRuntime {
+    language = "iverilog";
+    version = pkg.version;
+
+    aliases = [
+        "verilog"
+        "vvp"
+    ];
+
+    compile = ''
+        rename 's/$/\.v/' "$@" # Add .v extension
+        ${pkg}/bin/iverilog *.v
+    '';
+
+    run = ''
+        shift
+        ${pkg}/bin/vvp a.out "$@"
+    '';
+
+    tests = [
+        (piston.mkTest {
+            files = {
+                "test.verilog" = ''
+                    module ok;
+                        initial
+                            begin
+                            $display("OK");
+                            $finish ;
+                            end
+                    endmodule
+
+                '';
+            };
+            args = [];
+            stdin = "";
+            packages = [];
+            main = "test.verilog";
+        })
+    ];
+}
\ No newline at end of file