From 6297b0bcad25f1689d886cea1df6109bae77701c Mon Sep 17 00:00:00 2001
From: Dan Vargas <danvargas46@gmail.com>
Date: Wed, 16 Feb 2022 10:23:32 -0700
Subject: [PATCH] add piston nix pkg for gcc-c

---
 runtimes/default.nix |  1 +
 runtimes/gcc-c.nix   | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 runtimes/gcc-c.nix

diff --git a/runtimes/default.nix b/runtimes/default.nix
index 807d46d..c230450 100644
--- a/runtimes/default.nix
+++ b/runtimes/default.nix
@@ -45,4 +45,5 @@ args: {
     "ghc-haskell" = import ./ghc-haskell.nix args;
     "groovy" = import ./groovy.nix args;
     "go" = import ./go.nix args;
+    "gcc-c" = import ./gcc-c.nix args;
 }
diff --git a/runtimes/gcc-c.nix b/runtimes/gcc-c.nix
new file mode 100644
index 0000000..d85e677
--- /dev/null
+++ b/runtimes/gcc-c.nix
@@ -0,0 +1,41 @@
+{pkgs, piston, ...}:
+let
+    pkg = pkgs.gcc;
+in piston.mkRuntime {
+    language = "c";
+    version = pkg.version;
+    runtime = "gcc";
+
+    aliases = [
+        "gcc"
+    ];
+
+    compile = ''
+        rename 's/$/\.c/' "$@" # Add .c extension
+        ${pkg}/bin/gcc -std=c11 *.c -lm
+    '';
+
+    run = ''
+        shift
+        ./a.out "$@"
+    '';
+
+    tests = [
+        (piston.mkTest {
+            files = {
+                "test.c" = ''
+                    #include <stdio.h>
+
+                    int main(void) {
+                        printf("OK");
+                        return 0;
+                    }
+                '';
+            };
+            args = [];
+            stdin = "";
+            packages = [];
+            main = "test.c";
+        })
+    ];
+}
\ No newline at end of file