# We need the following in order to create an empty placeholder for
# <unistd.h> when the system doesn't have one.
unistd.h: unistd.in.h
- rm -f $@-t $@
+ $(AM_V_GEN)rm -f $@-t $@ && \
{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
sed -e 's|@''HAVE_UNISTD_H''@|$(HAVE_UNISTD_H)|g' \
-e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
-e 's|@''UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS''@|$(UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS)|g' \
-e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
< $(srcdir)/unistd.in.h; \
- } > $@-t
+ } > $@-t && \
mv $@-t $@
MOSTLYCLEANFILES += unistd.h unistd.h-t