Disable all built-in .SUFFIXES, and all built-in rules with a % target, for

performance


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/tools/make/trunk@16158 72102866-910b-0410-8b05-ffd578937521

rules.make

@@ -269,10 +269,35 @@ endif
 # General rules
 VPATH = .
 
+# Disable all built-in suffixes for performance.
+.SUFFIXES:
+
+# Then define our own.
 .SUFFIXES: .m .c .psw .java .h .cpp .cxx .C .cc .cp
 
 .PRECIOUS: %.c %.h $(GNUSTEP_OBJ_DIR)/%${OEXT}
 
+# Disable all built-in rules with a vague % as target, for performance.
+%: %.c
+
+%: %.cpp
+
+%: %.cc
+
+%: %.C
+
+(%): %
+
+%:: %,v
+
+%:: RCS/%,v
+
+%:: RCS/%
+
+%:: s.%
+
+%:: SCCS/s.%
+
 #
 # In exceptional conditions, you might need to want to use different compiler
 # flags for a file (for example, if a file doesn't compile with optimization