news: prepare for forthcoming release

[bison.git] / doc / Makefile.am

diff --git a/doc/Makefile.am b/doc/Makefile.am
index c7f275584b306dbbaea20a95423b0c1ff38a6f51..80c72856360c55842dde72bea85a3c531243a16a 100644 (file)
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -16,7 +16,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 AM_MAKEINFOFLAGS = --no-split
-info_TEXINFOS = bison.texinfo
+info_TEXINFOS = bison.texi
 bison_TEXINFOS = $(srcdir)/cross-options.texi gpl-3.0.texi fdl.texi
 
 CLEANFILES = bison.fns
@@ -30,7 +30,7 @@ $(srcdir)/cross-options.texi: $(top_srcdir)/src/getargs.c $(CROSS_OPTIONS_PL)
        $(AM_V_at)rm -f $@.tmp
        $(AM_V_at)cd $(top_builddir)/src && $(MAKE) $(AM_MAKEFLAGS) bison
        $(AM_V_at)$(top_builddir)/src/bison --help \
-         | perl $(CROSS_OPTIONS_PL) $(top_srcdir)/src/scan-gram.l >$@.tmp
+         | $(PERL) $(CROSS_OPTIONS_PL) $(top_srcdir)/src/scan-gram.l >$@.tmp
        $(AM_V_at)diff -u $@~ $@.tmp || true
        $(AM_V_at)mv $@.tmp $@
 MAINTAINERCLEANFILES = $(srcdir)/cross-options.texi
@@ -96,6 +96,37 @@ PREPATH = $(top_builddir)/src
 
 nodist_man_MANS = yacc.1
 
+## ------------------------------ ##
+## Graphviz examples generation.  ##
+## ------------------------------ ##
+
+CLEANDIRS += figs
+FIGS_DOT = figs/example.dot figs/example-reduce.dot figs/example-shift.dot
+EXTRA_DIST +=                                                          \
+  figs/example.y                                                       \
+  $(FIGS_DOT)                                                          \
+  $(FIGS_DOT:.dot=.eps) $(FIGS_DOT:.dot=.pdf) $(FIGS_DOT:.dot=.png)
+SUFFIXES += .dot .eps .pdf .png
+
+bison.dvi:  $(FIGS_DOT:.dot=.eps)
+bison.html: $(FIGS_DOT:.dot=.png)
+bison.pdf:  $(FIGS_DOT:.dot=.pdf)
+
+.dot.eps:
+       $(AM_V_GEN) $(MKDIR_P) `echo "./$@" | sed -e 's,/[^/]*$$,,'`
+       $(AM_V_at) $(DOT) -Gmargin=0 -Teps $< >$@.tmp
+       $(AM_V_at) mv $@.tmp $@
+
+.dot.pdf:
+       $(AM_V_GEN) $(MKDIR_P) `echo "./$@" | sed -e 's,/[^/]*$$,,'`
+       $(AM_V_at) $(DOT) -Gmargin=0 -Tpdf $< >$@.tmp
+       $(AM_V_at) mv $@.tmp $@
+
+.dot.png:
+       $(AM_V_GEN) $(MKDIR_P) `echo "./$@" | sed -e 's,/[^/]*$$,,'`
+       $(AM_V_at) $(DOT) -Gmargin=0 -Tpng $< >$@.tmp
+       $(AM_V_at) mv $@.tmp $@
+
 ## -------------- ##
 ## Doxygenation.  ##
 ## -------------- ##