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# srcgen.mk: rules for source-file generation.
# this file is covered by COPYING.BAUTOMAKE.
AM_AUTOM4TE = autom4te
AM_AUTOCONF = autoconf
AM_SHELL = /bin/sh
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@!$(AUTOMAKE_VER)!g'
BIN_GEN_SRCS = bin/aclocal-$(AUTOMAKE_VER) bin/automake-$(AUTOMAKE_VER)
BIN_CONFIGURE_INPUT = Generated via variable substitution from $(subst $(SOURCE_DIR)/bin/,,$<).
BIN_SUBST_RULES = \
-e 's!@configure_input@!$(BIN_CONFIGURE_INPUT)!g' \
-e 's!@PACKAGE@!$(PACKAGE)!g' \
-e 's!@VERSION@!$(AUTOMAKE_VER)!g' \
-e 's!@APIVERSION@!$(AUTOMAKE_VER)!g' \
-e 's!@RELEASE_YEAR@!$(AUTOMAKE_YEAR)!g' \
-e 's!@PACKAGE_BUGREPORT@!$(PKGBUGS)!g' \
-e 's!@PACKAGE_URL@!$(PKGHOME)!g' \
-e 's!@PERL@!$(HOST_PERL)!g' \
-e 's!@SHELL@!$(AM_SHELL)!g' \
-e 's!@am_AUTOCONF@!$(AM_AUTOCONF)!g' \
-e 's!@am_AUTOM4TE@!$(AM_AUTOM4TE)!g' \
-e 's!@datadir@!$(DATADIR)!g'
ALL_GEN_SRCS = $(M4_GEN_SRCS) $(BIN_GEN_SRCS)
m4/amversion.m4: $(SOURCE_DIR)/m4/amversion.in tree.tag
sed $(M4_SUBST_RULES) $< > $@
bin/aclocal-$(AUTOMAKE_VER): $(SOURCE_DIR)/bin/aclocal.in tree.tag
sed $(BIN_SUBST_RULES) $< > $@ && chmod +x $@
bin/automake-$(AUTOMAKE_VER): $(SOURCE_DIR)/bin/automake.in tree.tag
sed $(BIN_SUBST_RULES) $< > $@ && chmod +x $@
srcgen: $(ALL_GEN_SRCS)
srcgen-clean:
rm -f $(ALL_GEN_SRCS)
all: srcgen
clean: srcgen-clean
.PHONY: srcgen srcgen-clean
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