Add OSTYPE build-system variable, and use it

[ghc-hetmet.git] / mk / project.mk.in

diff --git a/mk/project.mk.in b/mk/project.mk.in
index dc16a39..3ceef15 100644 (file)
--- a/mk/project.mk.in
+++ b/mk/project.mk.in
@@ -135,3 +135,7 @@ else
 Windows=NO
 endif
 
+# Tell the build system what the host operating system is
+# This distinguishes "msys" and "cygwin", which are not
+# not distinguished by HOST_OS_CPP
+OSTYPE=@OSTYPE@