From 6990eb44ae6111ac18667e416dc4dc2883c50f25 Mon Sep 17 00:00:00 2001
From: Christian Segundo
Date: Fri, 2 Dec 2022 09:20:45 +0100
Subject: add day 2

---
 day-2/util/file.zig | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 day-2/util/file.zig

(limited to 'day-2/util/file.zig')

diff --git a/day-2/util/file.zig b/day-2/util/file.zig
new file mode 100644
index 0000000..90849e9
--- /dev/null
+++ b/day-2/util/file.zig
@@ -0,0 +1,15 @@
+const std = @import("std");
+
+/// Reads an entire file into memory, caller owns the returned slice.
+pub fn slurp(allocator: std.mem.Allocator, file_path: []const u8) ![]u8 {
+    var path_buffer: [std.fs.MAX_PATH_BYTES]u8 = undefined;
+    const path = try std.fs.realpath(file_path, &path_buffer);
+
+    const file = try std.fs.openFileAbsolute(path, .{});
+    defer file.close();
+
+    return try file.readToEndAlloc(
+        allocator,
+        (try file.stat()).size,
+    );
+}
-- 
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