srcgen.mk: rules for source-file generation.

this file is covered by COPYING.BAUTOMAKE.

M4_GEN_SRCS = m4/amversion.m4 M4_CONFIGURE_INPUT = Generated via variable substitution from $(subst $(SOURCE_DIR)/m4/,,$<).

M4_SUBST_RULES = \ -e 's!@configure_input@!$(M4_CONFIGURE_INPUT)!g' \ -e 's!@VERSION@!$(AUTOMAKE_VER)!g' \ -e 's!@APIVERSION@!$(AUTOMAKE_VER)!g'

ALL_GEN_SRCS = $(M4_GEN_SRCS)

m4/amversion.m4: $(SOURCE_DIR)/m4/amversion.in tree.tag sed $(M4_SUBST_RULES) $< > $@

srcgen: $(ALL_GEN_SRCS)

srcgen-clean: rm -f $(ALL_GEN_SRCS)

all: srcgen

clean: srcgen-clean

.PHONY: srcgen srcgen-clean