From 9e645314e65fc44c8d15c81258bddb620cf5f3ca Mon Sep 17 00:00:00 2001
From: Jun Zhang <jun@junz.org>
Date: Mon, 20 May 2024 00:00:21 +0800
Subject: [PATCH] Check if file exists using platform specific commands & Add
 *.o to gitignore

Signed-off-by: Jun Zhang <jun@junz.org>
---
 .gitignore | 1 +
 Makefile   | 8 +++++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 5e88e4285..f60885e23 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,6 +24,7 @@ dev/cuda/matmul_backward_bias
 dev/cuda/nccl_all_reduce
 *.obj
 *.exe
+*.o
 
 # log files
 *.log
diff --git a/Makefile b/Makefile
index 46abdc9a5..c8b555ac2 100644
--- a/Makefile
+++ b/Makefile
@@ -23,9 +23,15 @@ NVCC_CUDNN =
 USE_CUDNN ?= 0
 
 # Function to check if a file exists in the PATH
+ifneq ($(OS), Windows_NT)
 define file_exists_in_path
-  $(shell where $(1) 2>nul || which $(1) 2>/dev/null)
+  $(which $(1) 2>/dev/null)
 endef
+else
+define file_exists_in_path
+  $(shell where $(1) 2>nul)
+endef
+endif
 
 ifneq ($(CI),true) # if not in CI, then use the GPU query
   ifndef GPU_COMPUTE_CAPABILITY # set to defaults if: make GPU_COMPUTE_CAPABILITY=