1 files changed, 27 insertions, 0 deletions
diff --git a/src/main.zig b/src/main.zig
new file mode 100644
index 0000000..e4fab76
--- /dev/null
+++ b/src/main.zig
@@ -0,0 +1,27 @@
+const std = @import("std");
+
+/// Produces an HTML page listing the environment variables.
+pub fn main() !void {
+    const stdout = std.io.getStdOut().writer();
+    //
+    try stdout.writeAll("Content-Type: text/html\r\n");
+    try stdout.writeAll("\r\n");
+    try stdout.writeAll(
+        \\<!doctype HTML>
+        \\<html>
+        \\<body>
+        \\<p>Environment variables passed to CGI script:</p>
+        \\<ul>
+    );
+    for (std.os.environ) |env| {
+        try stdout.writeAll("<li>");
+        const env_slice = std.mem.sliceTo(env, 0);
+        try stdout.writeAll(env_slice);
+        try stdout.writeAll("</li>\n");
+    }
+    try stdout.writeAll(
+        \\</ul>
+        \\</body>
+        \\</html>
+    );
+}