From 92d3c7a4cd5ecbf8bb363974352b3eaa907256e5 Mon Sep 17 00:00:00 2001
From: Sergey Lyubka <valenok@gmail.com>
Date: Wed, 22 Dec 2021 18:04:36 +0000
Subject: [PATCH] Add realpath() for Win32

---
 mongoose.c | 7 ++++++-
 mongoose.h | 4 +++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/mongoose.c b/mongoose.c
index d3624554..15c2ca6e 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -517,7 +517,11 @@ struct mg_fs mg_fs_packed = {packed_stat,  packed_list, packed_open,
 
 #if MG_ENABLE_FILE
 static int p_stat(const char *path, size_t *size, time_t *mtime) {
-#ifdef _WIN32
+#if !defined(S_ISDIR)
+  LOG(LL_ERROR, ("stat() API is not supported. %p %p %p", path, size, mtime));
+  return 0;
+#else
+#if defined(_WIN32)
   struct _stati64 st;
   wchar_t tmp[PATH_MAX];
   MultiByteToWideChar(CP_UTF8, 0, path, -1, tmp, sizeof(tmp) / sizeof(tmp[0]));
@@ -529,6 +533,7 @@ static int p_stat(const char *path, size_t *size, time_t *mtime) {
   if (size) *size = (size_t) st.st_size;
   if (mtime) *mtime = st.st_mtime;
   return MG_FS_READ | MG_FS_WRITE | (S_ISDIR(st.st_mode) ? MG_FS_DIR : 0);
+#endif
 }
 
 #ifdef _WIN32
diff --git a/mongoose.h b/mongoose.h
index 447f51d6..221298d9 100644
--- a/mongoose.h
+++ b/mongoose.h
@@ -387,7 +387,6 @@ typedef enum { false = 0, true = 1 } bool;
 // Protect from calls like std::snprintf in app code
 // See https://github.com/cesanta/mongoose/issues/1047
 #ifndef __cplusplus
-#define sleep(x) Sleep(x)
 #define snprintf _snprintf
 #define vsnprintf _vsnprintf
 #ifndef strdup  // For MSVC with _DEBUG, see #1359
@@ -408,6 +407,9 @@ typedef int socklen_t;
 #define EWOULDBLOCK WSAEWOULDBLOCK
 #endif
 
+#define realpath(a, b) _fullpath((b), (a), MG_PATH_MAX)
+#define sleep(x) Sleep(x)
+
 #ifndef va_copy
 #ifdef __va_copy
 #define va_copy __va_copy