cmake: fall back to using vcpkg's msgfmt.exe on Windows

dscho · gitster · commit 8f4513872517 · 2020-09-30T13:25:59.000-07:00
We are already relying on `vcpkg` to manage our dependencies, including
`libiconv`. Let's also use the `msgfmt.exe` from there.

Signed-off-by: Johannes Schindelin &lt;johannes.schindelin@gmx.de&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
diff --git a/contrib/buildsystems/CMakeLists.txt b/contrib/buildsystems/CMakeLists.txt
@@ -152,7 +152,11 @@ endif()
 
 find_program(MSGFMT_EXE msgfmt)
 if(NOT MSGFMT_EXE)
-	message(WARNING "Text Translations won't be build")
+	set(MSGFMT_EXE ${CMAKE_SOURCE_DIR}/compat/vcbuild/vcpkg/downloads/tools/msys2/msys64/usr/bin/msgfmt.exe)
+	if(NOT EXISTS ${MSGFMT_EXE})
+		message(WARNING "Text Translations won't be built")
+		unset(MSGFMT_EXE)
+	endif()
 endif()
 
 #Force all visual studio outputs to CMAKE_BINARY_DIR
