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## texk/web2c/am/bootstrap.am: Makefile fragment for tangle and ctangle.
## Bootstrapping tangle requires making it with itself. We use the opportunity
## to create an up-to-date tangleboot as well.
bin_PROGRAMS += tangle
nodist_tangle_SOURCES = tangle.c tangle.h
tangle.c tangle.h: tangle-web2c
tangle-web2c: tangle.p
$(web2c) tangle
echo timestamp >$@
touch tangle.c tangle.h
## tangle.p is a special case, since it is needed to compile itself. We
## convert and compile the (distributed) tangleboot.p to make a tangle
## which we use to make the other programs. We depend on tangleboot, even
## though we might not use it.
EXTRA_DIST += tangle.web tangle.ch
tangle.p: tangleboot tangle.web tangle.ch
WEBINPUTS=.:$(srcdir) $(tangleboot) tangle tangle
tangle.web:
@echo "You seem to be missing tangle.web, perhaps because you" >&2
@echo "didn't retrieve web.tar.gz, only web2c.tar.gz." >&2
@echo "You need both." >&2
@echo >&2
@echo "web.tar.gz should be available from the" >&2
@echo "same place that you got web2c.tar.gz." >&2
@echo "In any case, you can get it from" >&2
@echo "ftp://ftp.tug.org/tex/web.tar.gz." >&2
false
DISTCLEANFILES += tangle.c tangle.h tangle.p tangle-web2c
if HAVE_EXEEXT
tangle: tangle$(EXEEXT)
echo timestamp >$@
CLEANFILES += tangle
endif HAVE_EXEEXT
noinst_PROGRAMS += tangleboot
nodist_tangleboot_SOURCES = tangleboot.c tangleboot.h
tangleboot.c tangleboot.h: stamp-tangle $(web2c_programs) $(web2c_common)
$(web2c) tangleboot
## tangleboot.p is in the distribution
EXTRA_DIST += tangleboot.p
stamp-tangle: tangleboot.p
date >stamp-tangle
## This is not run unless tangle.web or tangle.ch is changed.
## Only try to run ./tangle if it actually exists, otherwise
## just touch tangleboot.p and build tangle.
tangleboot.p: tangle.web tangle.ch
if [ -r $(TANGLE) ] || [ -r $(TANGLE).exe ]; then \
$(tangle) tangle tangle; \
mv tangle.p tangleboot.p; \
elif [ -r tangleboot.p ]; then \
touch tangleboot.p; \
else \
cp $(srcdir)/tangleboot.p .; \
fi
date >stamp-tangle
$(MAKE) $(AM_MAKEFLAGS) tangle$(EXEEXT)
DISTCLEANFILES += stamp-tangle tangleboot.c tangleboot.h
if HAVE_EXEEXT
tangleboot: tangleboot$(EXEEXT)
echo timestamp >$@
CLEANFILES += tangleboot
endif HAVE_EXEEXT
## Bootstrapping ctangle requires making it with itself. We use the opportunity
## to create an up-to-date ctangleboot as well.
bin_PROGRAMS += ctangle
nodist_ctangle_SOURCES = ctangle.c cweb.c
## ctangle.c is a special case, since it is needed to compile itself.
## We depend on ctangleboot, even though we might not use it.
EXTRA_DIST += cwebdir
## We install man/cweb.man, not cwebdir/cweb.1
## nodist_man_MANS += cwebdir/cweb.1
ctangle.c: ctangleboot cwebdir/ctangle.w cwebdir/ctang-w2c.ch
CWEBINPUTS=$(srcdir)/cwebdir $(ctangleboot) ctangle ctang-w2c
cweb.c: ctangleboot cwebdir/common.w cwebdir/comm-w2c.ch
CWEBINPUTS=$(srcdir)/cwebdir $(ctangleboot) common comm-w2c cweb.c
DISTCLEANFILES += ctangle.c cweb.c
if HAVE_EXEEXT
ctangle: ctangle$(EXEEXT)
echo timestamp >$@
CLEANFILES += ctangle
endif HAVE_EXEEXT
noinst_PROGRAMS += ctangleboot
nodist_ctangleboot_SOURCES = ctangleboot.c cwebboot.c
## ctangleboot.c and cwebboot.c are in the distribution
EXTRA_DIST += ctangleboot.c cwebboot.c
stamp-ctangle: ctangleboot.c cwebboot.c
date >stamp-ctangle
## This is not run unless one of the cwebdir/* files is changed.
## Only try to run ./ctangle if it actually exists, otherwise
## just touch ctangleboot.c and/or cwebboot.c and build ctangle.
ctangleboot.c: cwebdir/ctangle.w cwebdir/ctang-w2c.ch
if [ -r $(CTANGLE) ] || [ -r $(CTANGLE).exe ]; then \
CWEBINPUTS=$(srcdir)/cwebdir $(ctangle) ctangle ctang-w2c; \
mv ctangle.c ctangleboot.c; \
elif [ -r ctangleboot.c ]; then \
touch ctangleboot.c; \
else \
cp $(srcdir)/ctangleboot.c .; \
fi
date >stamp-ctangle
$(MAKE) $(AM_MAKEFLAGS) ctangle$(EXEEXT)
cwebboot.c: cwebdir/common.w cwebdir/comm-w2c.ch
if [ -r $(CTANGLE) ] || [ -r $(CTANGLE).exe ]; then \
CWEBINPUTS=$(srcdir)/cwebdir $(ctangle) common comm-w2c cweb.c; \
mv cweb.c cwebboot.c; \
elif [ -r cwebboot.c ]; then \
touch cwebboot.c; \
else \
cp $(srcdir)/cwebboot.c .; \
fi
date >stamp-ctangle
$(MAKE) $(AM_MAKEFLAGS) ctangle$(EXEEXT)
DISTCLEANFILES += stamp-ctangle
if HAVE_EXEEXT
ctangleboot: ctangleboot$(EXEEXT)
echo timestamp >$@
CLEANFILES += ctangleboot
endif HAVE_EXEEXT
## Tests
dist_check_SCRIPTS += tangle.test
TESTS += tangle.test
DISTCLEANFILES += cftest.p
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