From ccc377e778e56f9cf6c1149b4bfe877bd4dcf282 Mon Sep 17 00:00:00 2001
From: Justine Tunney <jtunney@mozilla.com>
Date: Sat, 2 Dec 2023 10:11:44 -0800
Subject: [PATCH] Log cuda build command to stderr

See #19
---
 llamafile/cuda.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/llamafile/cuda.c b/llamafile/cuda.c
index 80ef4efcd5..2e84452864 100644
--- a/llamafile/cuda.c
+++ b/llamafile/cuda.c
@@ -131,11 +131,31 @@ static bool CreateTempPath(const char *path, char tmp[static PATH_MAX]) {
     }
 }
 
+static void LogCommand(char *args[]) {
+    for (int i = 0; args[i]; ++i) {
+        if (i) {
+            tinyprint(2, " ", NULL);
+        }
+        // this quoting should be close enough to correct to be
+        // copy/pastable on both unix and windows command terms
+        bool need_quotes = !!strchr(args[i], ' ');
+        if (need_quotes) {
+            tinyprint(2, "\"", NULL);
+        }
+        tinyprint(2, args[i], NULL);
+        if (need_quotes) {
+            tinyprint(2, "\"", NULL);
+        }
+    }
+    tinyprint(2, "\n", NULL);
+}
+
 static bool Compile(const char *src,
                     const char *tmp,
                     const char *out,
                     char *args[]) {
     int pid, ws;
+    LogCommand(args);
     errno_t err = posix_spawnp(&pid, args[0], NULL, NULL, args, environ);
     if (err) {
         perror(args[0]);