X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=scripts%2FMakefile.build;h=482ed0c8d80482c8bbf81e7a46adbfd2c96c9e9a;hb=ff6bef48529b8c49cad74371cfaa3b2175146c30;hp=06e5c203c1f13bd4428ef16c2151e9345e07c0ef;hpb=45fe3809b9923b92f221d70eb45ae071059fd5e0;p=oweals%2Fu-boot.git

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 06e5c203c1..482ed0c8d8 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -1,9 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0
 # ==========================================================================
 # Building
 # ==========================================================================
-#
-# SPDX-License-Identifier:	GPL-2.0
-#
 
 # Modified for U-Boot
 prefix := tpl
@@ -417,6 +415,17 @@ $(call multi_depend, $(multi-used-m), .o, -objs -y)
 targets += $(multi-used-y) $(multi-used-m)
 
 
+# Add intermediate targets:
+# When building objects with specific suffix patterns, add intermediate
+# targets that the final targets are derived from.
+intermediate_targets = $(foreach sfx, $(2), \
+				$(patsubst %$(strip $(1)),%$(sfx), \
+					$(filter %$(strip $(1)), $(targets))))
+# %.lex.o <- %.lex.c <- %.l
+# %.tab.o <- %.tab.[ch] <- %.y
+targets += $(call intermediate_targets, .lex.o, .lex.c) \
+	   $(call intermediate_targets, .tab.o, .tab.c .tab.h)
+
 # Descending
 # ---------------------------------------------------------------------------