From b222ddc5dfa1fa3e93aec8d9d8632e302c92631a Mon Sep 17 00:00:00 2001
From: Brad House <brad@brad-house.com>
Date: Mon, 22 Jul 2024 17:54:23 -0400
Subject: [PATCH] CMake MSVC Parallelizm issue: Don't build adig and ahost
 simultaneously

Make ahost a dependency of adig to prevent issues with them both
referencing ares_strcasecmp.c and ares_getopt.c.  This appears to be
a bug in the Cmake generator for MSVC project files.

Fixes #796
Fix By: Brad House (@bradh352)
---
 src/tools/CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/tools/CMakeLists.txt b/src/tools/CMakeLists.txt
index ed5a7d72..11c2c314 100644
--- a/src/tools/CMakeLists.txt
+++ b/src/tools/CMakeLists.txt
@@ -28,6 +28,9 @@ IF (CARES_BUILD_TOOLS)
 
 	# Build adig
 	ADD_EXECUTABLE (adig adig.c ${SAMPLESOURCES})
+	# Don't build adig and ahost in parallel.  This is to prevent a Windows MSVC
+	# build error due to them both using the same source files.
+	ADD_DEPENDENCIES(adig ahost)
 	TARGET_INCLUDE_DIRECTORIES (adig
 		PUBLIC "$<BUILD_INTERFACE:${PROJECT_BINARY_DIR}>"
 		       "$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>"