From 5da03c7a60b9bd46aa1e28092957b5aaa0655d15 Mon Sep 17 00:00:00 2001
From: Brendan Shanks <bshanks@codeweavers.com>
Date: Thu, 4 Apr 2024 11:59:51 -0700
Subject: [PATCH] configure: Define HAVE_WINE_PRELOADER when the preloader is
 being built.

---
 configure                | 3 +++
 configure.ac             | 1 +
 dlls/ntdll/unix/loader.c | 4 ++--
 include/config.h.in      | 3 +++
 4 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 355d33982ba..d4101bf79d0 100755
--- a/configure
+++ b/configure
@@ -20457,6 +20457,9 @@ if test "$wine_use_preloader" = "yes"
 then
   test "$wine_binary" = wine || as_fn_append CONFIGURE_TARGETS " loader/wine-preloader"
   WINELOADER_PROGRAMS="$WINELOADER_PROGRAMS $wine_binary-preloader"
+
+printf "%s\n" "#define HAVE_WINE_PRELOADER 1" >>confdefs.h
+
 fi
 
 
diff --git a/configure.ac b/configure.ac
index bcfa803035d..c73562ba58c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2042,6 +2042,7 @@ if test "$wine_use_preloader" = "yes"
 then
   test "$wine_binary" = wine || WINE_IGNORE_FILE(loader/wine-preloader)
   WINELOADER_PROGRAMS="$WINELOADER_PROGRAMS $wine_binary-preloader"
+  AC_DEFINE(HAVE_WINE_PRELOADER, 1, [Define to 1 if the Wine preloader is being used.])
 fi
 
 dnl **** Check for functions ****
diff --git a/dlls/ntdll/unix/loader.c b/dlls/ntdll/unix/loader.c
index 8cf6abed3da..41730064a51 100644
--- a/dlls/ntdll/unix/loader.c
+++ b/dlls/ntdll/unix/loader.c
@@ -147,7 +147,7 @@ SYSTEM_SERVICE_TABLE KeServiceDescriptorTable[4] =
 static void fatal_error( const char *err, ... ) __attribute__((noreturn, format(printf,1,2)));
 #endif
 
-#if defined(linux) || defined(__APPLE__)
+#ifdef HAVE_WINE_PRELOADER
 static const BOOL use_preloader = TRUE;
 #else
 static const BOOL use_preloader = FALSE;
@@ -2074,7 +2074,7 @@ static int pre_exec(void)
     return 1;  /* we have a preloader on x86-64/arm64 */
 }
 
-#elif defined(__APPLE__) && (defined(__i386__) || defined(__x86_64__))
+#elif defined(__APPLE__) && defined(HAVE_WINE_PRELOADER)
 
 static int pre_exec(void)
 {
diff --git a/include/config.h.in b/include/config.h.in
index ef783c75a42..aa066a87ad7 100644
--- a/include/config.h.in
+++ b/include/config.h.in
@@ -642,6 +642,9 @@
 /* Define to 1 if you have the <valgrind/valgrind.h> header file. */
 #undef HAVE_VALGRIND_VALGRIND_H
 
+/* Define to 1 if the Wine preloader is being used. */
+#undef HAVE_WINE_PRELOADER
+
 /* Define to 1 if you have the <X11/extensions/shape.h> header file. */
 #undef HAVE_X11_EXTENSIONS_SHAPE_H