build: Add "-f" flag to "mv" in makefiles.

Signed-off-by: Kang-Che Sung <explorer09@gmail.com>

diff --git a/src/Makefile.am b/src/Makefile.am
index ab71e27d78c279e10e223d070e43edb8c9ef9097..e033cc8da7198a7a4010dc06caa7ad1b9017b5cc 100644 (file)
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -98,7 +98,7 @@ MAINTAINERCLEANFILES = skel.c
 
 skel.c: flex.skl mkskel.sh flexint_shared.h tables_shared.h tables_shared.c
        $(SHELL) $(srcdir)/mkskel.sh $(srcdir) $(m4) $(VERSION) > $@.tmp
-       mv $@.tmp $@
+       mv -f $@.tmp $@
 
 if ENABLE_BOOTSTRAP
 stage1scan.c: scan.l stage1flex$(EXEEXT)
@@ -111,7 +111,7 @@ endif
 dist-hook: scan.l flex$(EXEEXT)
        chmod u+w $(distdir) && \
        ./flex$(EXEEXT) -o scan.c $< && \
-       mv scan.c $(distdir)
+       mv -f scan.c $(distdir)
 
 # make needs to be told to make parse.h so that parallelized runs will
 # not fail.