Fix FTBFS with automake >= 1.12

src/Makefile.am

@@ -33,7 +33,7 @@ bin_PROGRAMS = kscope
 kscope_SOURCES = autocompletionlayout.ui bookmarksdlg.cpp bookmarkslayout.ui \
 	calltreedlg.cpp calltreelayout.ui calltreemanager.cpp configfrontend.cpp \
 	cscopefrontend.cpp cscopemsgdlg.cpp cscopemsglayout.ui ctagsfrontend.cpp ctagslist.cpp \
-	dirscanner.cpp dotfrontend.cpp dotparse.ypp dotscan.lpp editormanager.cpp \
+	dirscanner.cpp dotfrontend.cpp dotparse.cpp dotscan.lpp editormanager.cpp \
 	editorpage.cpp editortabs.cpp encoder.cpp filelist.cpp fileview.cpp fileviewlayout.ui \
 	frontend.cpp graphedge.cpp graphnode.cpp graphprefdlg.cpp graphpreflayout.ui \
 	graphwidget.cpp historypage.cpp historyview.cpp kscope.cpp kscopeactions.cpp \
@@ -64,5 +64,13 @@ pics_DATA = file_ro.png file_rw.png file_save.png query_locked.png \
 			query_unlocked.png tab_list.png call_graph.png called_tree.png calling_tree.png \
 			bookmark.png
 
-BUILT_SOURCES = dotparse.h
+# automake <=1.11 and automake >=1.12 have different conventions for naming C++ header files
+# made by yacc.  To work with both, we write our own rule rather than using automake's.
+# When (if) we require automake >=1.12 in configure.ac, this can be removed, and we can use
+# the automake rule.
+dotparse.cpp dotparse.hpp: dotparse.ypp
+	$(AM_V_GEN) $(YACC) -v --output dotparse.cpp --defines=dotparse.hpp $<
+
+BUILT_SOURCES = dotparse.hpp
+DISTCLEANFILES = dotparse.cpp
 AM_YFLAGS = -d

src/dotscan.lpp

@@ -2,7 +2,7 @@
 
 %{
 #include <qstring.h>
-#include "dotparse.h"
+#include "dotparse.hpp"
 %}
 
 %option noyywrap