symlink src/. to src/.libs

Create a symlink to match where libtool put libdispatch.so
to avoid needing simultaneous updates across all Swift projects
that depend on libdispatch.

Author: dgrove-oss

src/CMakeLists.txt

@@ -104,6 +104,12 @@ add_library(dispatch
               shims/yield.h
               ${dispatch_BLOCK_SOURCES}
               ${dispatch_SWIFT_SOURCES})
+# Temporary staging; the various swift projects that depend on libdispatch
+# all expect libdispatch.so to be in src/.libs/libdispatch.so
+# So make a symlink so we don't have to do a coordinated commit across all the
+# swift projects to change this assumption.
+add_custom_target(.libs ALL
+                  COMMAND cmake -E create_symlink . .libs)
 target_include_directories(dispatch
                            PRIVATE
                              ${CMAKE_BINARY_DIR}