From 3f556a6e7639716a7254a4fcdf88e33ef3896fe8 Mon Sep 17 00:00:00 2001
From: Guy Harris <gharris@sonic.net>
Date: Mon, 22 Mar 2021 19:13:34 -0700
Subject: [PATCH] Do the LFS checks before processing any subdirectories.

That's necessary in order to make sure that the required -D flags show
up when building code from all subdirectories.
---
 CMakeLists.txt | 63 +++++++++++++++++++++++++-------------------------
 1 file changed, 32 insertions(+), 31 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0aa9c05e95..90d4bc1bcf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -269,6 +269,38 @@ if(WIN32)
     set(WILDCARD_OBJ wsetargv.obj)
 endif(WIN32)
 
+include(CheckSymbolExists)
+
+#
+# Large file support on UN*X, a/k/a LFS.
+#
+# On Windows, we require _fseeki64() and _ftelli64().  Visual
+# Studio has had supported them since Visual Studio 2005/MSVCR80,
+# and we require newer versions, so we know we have them.
+#
+if(NOT WIN32)
+	include(FindLFS)
+	if(LFS_FOUND)
+		#
+		# Add the required #defines.
+		#
+		add_definitions(${LFS_DEFINITIONS})
+	endif()
+
+	#
+	# Check for fseeko as well.
+	#
+	include(FindFseeko)
+	if(FSEEKO_FOUND)
+		set(HAVE_FSEEKO ON)
+
+		#
+		# Add the required #defines.
+		#
+		add_definitions(${FSEEKO_DEFINITIONS})
+	endif()
+endif()
+
 # Banner shown at top right of Qt welcome screen.
 if(DEFINED ENV{WIRESHARK_VERSION_FLAVOR})
 	set(VERSION_FLAVOR "$ENV{WIRESHARK_VERSION_FLAVOR}")
@@ -1246,7 +1278,6 @@ if(GNUTLS_FOUND AND NOT GNUTLS_VERSION VERSION_LESS "3.4.0")
 	#
 	# Check that the support is present in case GnuTLS was compiled
 	# --without-p11-kit as macos-setup.sh did until December 2020.
-	include(CheckSymbolExists)
 	cmake_push_check_state()
 	if(WIN32)
 		set(CMAKE_REQUIRED_DEFINITIONS -Dssize_t=int)
@@ -1546,36 +1577,6 @@ foreach(_plugin_src_dir ${PLUGIN_SRC_DIRS})
 	add_subdirectory( ${_plugin_src_dir} )
 endforeach()
 
-#
-# Large file support on UN*X, a/k/a LFS.
-#
-# On Windows, we require _fseeki64() and _ftelli64().  Visual
-# Studio has had supported them since Visual Studio 2005/MSVCR80,
-# and we require newer versions, so we know we have them.
-#
-if(NOT WIN32)
-	include(FindLFS)
-	if(LFS_FOUND)
-		#
-		# Add the required #defines.
-		#
-		add_definitions(${LFS_DEFINITIONS})
-	endif()
-
-	#
-	# Check for fseeko as well.
-	#
-	include(FindFseeko)
-	if(FSEEKO_FOUND)
-		set(HAVE_FSEEKO ON)
-
-		#
-		# Add the required #defines.
-		#
-		add_definitions(${FSEEKO_DEFINITIONS})
-	endif()
-endif()
-
 set( VERSION ${PROJECT_VERSION} )
 if(VCSVERSION_OVERRIDE)
 	# Allow distributors to override detection of the Git tag and version.