🎉 Added sccache.cmake

modules/sccache.cmake

@@ -0,0 +1,30 @@
+# (c) https://github.com/dev-cafe/autocmake/blob/master/AUTHORS.md
+# licensed under BSD-3: https://github.com/dev-cafe/autocmake/blob/master/LICENSE
+
+#.rst:
+#
+# Adds sccache support.
+# The user should export the appropriate environment variables to
+# tweak the program's behaviour, as described in its manpage.
+# Notice that some additional compiler flags might be needed in order
+# to avoid unnecessary warnings.
+#
+# Variables defined::
+#
+#   SCCACHE_FOUND
+#
+# autocmake.yml configuration::
+#
+#   docopt: "--sccache=<USE_SCCACHE> Toggle use of sccache <ON/OFF> [default: ON]."
+#   define: "'-DUSE_SCCACHE={0}'.format(arguments['--sccache'])"
+
+if(USE_SCCACHE)
+    find_program(SCCACHE_FOUND sccache)
+    if(SCCACHE_FOUND)
+        set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE sccache)
+        set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK sccache)
+        message(STATUS "Compiling with sccache")
+    else()
+        message(STATUS "sccache not available")
+    endif()
+endif()