From 80d0f8c3773a644aba808b949c40e8d5dae2597b Mon Sep 17 00:00:00 2001
From: Emil Lerch <emil@lerch.org>
Date: Mon, 3 Apr 2023 16:05:20 -0700
Subject: [PATCH] add expected output

---
 src/main.zig              |  24 ++++++++++++++++++++++++
 src/testExpectedBytes.bin | Bin 0 -> 8192 bytes
 2 files changed, 24 insertions(+)
 create mode 100644 src/testExpectedBytes.bin

diff --git a/src/main.zig b/src/main.zig
index 676e340..b7e902d 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -48,6 +48,30 @@ pub fn main() !void {
     const stdout = bw.writer();
     defer bw.flush() catch unreachable; // don't forget to flush!
 
+    // If we have stdin redirected, we want to process that before
+    // we take command line options. So cli will overwrite any lines specified
+    // from the file
+    const stdin_file = std.io.getStdIn();
+    var stdin_data: [WIDTH * HEIGHT + 1]u8 = undefined;
+    var line_inx: usize = 0;
+    defer {
+        for (0..line_inx) |i| {
+            alloc.free(@constCast(lines[i].*));
+        }
+    }
+    if (!stdin_file.isTty()) {
+        const read = try stdin_file.readAll(&stdin_data);
+        if (read == stdin_data.len) {
+            try std.io.getStdErr().writer().print("ERROR: data provided exceeds what can be sent to device!\n", .{});
+            try usage(args);
+        }
+        var it = std.mem.split(u8, &stdin_data, "\n");
+        while (it.next()) |line| {
+            const bwahahaha = try alloc.dupeZ(u8, line);
+            lines[line_inx] = &bwahahaha;
+            line_inx += 1;
+        }
+    }
     const opts = try processArgs(alloc, args, &lines);
     defer alloc.destroy(opts);
     if (opts.background_filename.len > 0) try stdout.print("Converting {s}\n", .{opts.background_filename});
diff --git a/src/testExpectedBytes.bin b/src/testExpectedBytes.bin
new file mode 100644
index 0000000000000000000000000000000000000000..90546a5a9d082e5f9484e549d48144b674b78eb2
GIT binary patch
literal 8192
zcmeH|i<0Xg2!{LqFWtk>RfuVmshHWB<8~t;@&VfP_4+@qci^2|vzC^cl>Nk}LVgST
zXdB+Iw|#!A;?C}&;x`RSf&S@l^B^kFI=B&AlK|fa=Yn+1kY-9T=?fID`VeQvnR_0#
z-ZY$?_pwgYeze}CRrgfWr|9fB>q?DyPe)N0bF^EP?)p8*2k&bY8Gbe2s?P}?DC~wD
zvfuC8JYcm7c`+Z5xX+Gs!HWY|huanjR~l+;%!{xV=2ArJkqz6oZvI{o6>a$M&g&Ah
zNNADq&9-p{8m}f!VI$X2R{AsiL|=aUwZ;+`%xU#uw&j*tYv$OTiyAiJ?XpX4&Ss&d
z-Wrrh$YJF3Yuasf!*ZQ#l>|h@Gjdwas{w;=U;MCC-ws`9{w2_tj~z(|F~?Lsil?sA
z+TQXNM^L<Y?cDd3AN-Ly97pcfdd>Qe4)_>Ew>1e*^M?b73ddfAwMU8uMEsq6P&Efn
zAYBHxb_$$90HB8UT_R`m=Z&#j%(i$QDHA!J@0&avxw<zCS&K#AaS&1h!uKEt=V~BN
ze57_PVk@f>L!Nb4(i2~AL~{6~$Yy<q!jbv<RQ1z-xNy4W1T7BHtfw>K_(xl?h-M$o
z;dI}yP=G}p9A{$Sm@5xy$JGQ1u&6WWU{ikFeMl4nE_kpo_|L>bggSF;voSxA5Ajn1
zZMDt<Oa0OG-3>6lX0RL2_cd~0Y1XDbTY+zHz=R*Sp|9+SJWC)}`=zJ(`m2}I=r7v|
e8El#_w+lwhb31kbWU^?(@*XiKv4{D$DgOX12T<Ao

literal 0
HcmV?d00001