[PATCH] Fix broken build due to cp+symlink behaviour

[Colin Guthrie]

Sometimes the destination file is a symlink to the source file.
If this happens cp may complain:
 cp: ./info.h' are the same file

This patch just adds a safety rm -f before hand which wont do any harm.
---
 include/sound/Makefile |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/sound/Makefile b/include/sound/Makefile
index 4f3c782..f992c01 100644
--- a/include/sound/Makefile
+++ b/include/sound/Makefile
@@ -27,6 +27,7 @@ version.h: ../version.h
 		b=$$(basename $$s .h); \
 		if test -f $$b.patch; then \
 			echo "$$s: $$i $$b.patch" >> $@; \
+			echo "	rm -f \$$@" >> $@; \
 			echo "	cp \$$(INCSRC)/\$$@ ." >> $@; \
 			echo "	patch -p0 -i $$b.patch \$$@" >> $@; \
 			echo >> $@; \
-- 
1.7.4.1


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