* src/sanity/80columns.test: New file.

* src/sanity/Makefile.am (check-local): Run it.
* src/ltltest/equals.test, src/ltltest/lunabbrev.test,
src/ltltest/nenoform.test, src/ltltest/parseerr.test
src/ltltest/tunabbrev.test, src/ltlvisit/forminf.cc,
src/tgbatest/explpro2.test, src/tgbatest/explpro3.test,
src/tgbatest/explprod.test, src/tgbatest/spotlbtt.test,
src/tgbatest/tripprod.test: Wrap long lines.

src/sanity/80columns.test

@@ -0,0 +1,28 @@
+#! /bin/sh
+
+# Check that all files use at most 80 columns.
+
+set -e
+
+rm -f failures
+
+find "${INCDIR-..}" \( -name "${1-*}.hh" -o -name "${1-*}.cc" \
+                       -o -name "${1-*}.test" \) -a -type f -a -print |
+while read file; do
+   x='.........................................'
+   if grep -q $x$x "$file"; then
+      if grep 'GNU Bison' "$file" >/dev/null ||
+         grep 'generated by flex' "$file" >/dev/null ; then
+        :
+      else
+        echo "$file" >>failures
+      fi
+   fi
+done
+
+if test -f failures; then
+   echo "The following files contain lines with more than 80 characters:"
+   cat failures
+   rm failures
+   exit 1;
+fi

src/sanity/Makefile.am

@@ -30,6 +30,8 @@ check-local:
 	CXXFLAGS='$(AM_CXXFLAGS) $(CXXFLAGS)' \
 	INCDIR='$(top_srcdir)/src' \
 	$(SHELL) $(srcdir)/includes.test $(TESTHEADER)
+	INCDIR='$(top_srcdir)/src' \
+	$(SHELL) $(srcdir)/80columns.test $(TESTHEADER)
 
 # Ensure we have not forgotten to include an header.
 installcheck-local: