Add info file creation into tcc build process

Add info file creation in tcc Makefile

Makefile

@@ -131,7 +131,7 @@ LIBTCCLIBS+=tcc1.def
 endif
 endif
 
-all: $(PROGS) $(LIBTCC1) $(BCHECK_O) $(LIBTCCLIBS) tcc-doc.html tcc.1 libtcc_test$(EXESUF)
+all: $(PROGS) $(LIBTCC1) $(BCHECK_O) $(LIBTCCLIBS) tcc-doc.html tcc.1 tcc-doc.info libtcc_test$(EXESUF)
 
 # Host Tiny C Compiler
 tcc$(EXESUF): tcc.o $(LIBTCCB)
@@ -245,11 +245,13 @@ TCC_INCLUDES = stdarg.h stddef.h stdbool.h float.h varargs.h tcclib.h
 INSTALL=install
 
 ifndef CONFIG_WIN32
-install: $(PROGS) $(LIBTCC1) $(BCHECK_O) $(LIBTCCLIBS) tcc.1 tcc-doc.html
+install: $(PROGS) $(LIBTCC1) $(BCHECK_O) $(LIBTCCLIBS) tcc.1 tcc-doc.info tcc-doc.html
 	mkdir -p "$(bindir)"
 	$(INSTALL) -s -m755 $(PROGS) "$(bindir)"
 	mkdir -p "$(mandir)/man1"
 	$(INSTALL) tcc.1 "$(mandir)/man1"
+	mkdir -p $(infodir)
+	$(INSTALL)  tcc-doc.info "$(infodir)"
 	mkdir -p "$(tccdir)"
 	mkdir -p "$(tccdir)/include"
 ifneq ($(LIBTCC1),)
@@ -315,6 +317,9 @@ tcc.1: tcc-doc.texi
 	-./texi2pod.pl $< tcc.pod
 	-pod2man --section=1 --center=" " --release=" " tcc.pod > $@
 
+tcc-doc.info: tcc-doc.texi
+	makeinfo tcc-doc.texi
+
 # tar release (use 'make -k tar' on a checkouted tree)
 TCC-VERSION=tcc-$(shell cat VERSION)
 tar:
@@ -332,7 +337,7 @@ clean:
 	$(MAKE) -C tests $@
 
 distclean: clean
-	rm -vf config.h config.mak config.texi tcc.1 tcc-doc.html
+	rm -vf config.h config.mak config.texi tcc.1 tcc-doc.info tcc-doc.html
 
 config.mak:
 	@echo Running configure ...

configure

@@ -29,6 +29,7 @@ libdir=""
 tccdir=""
 includedir=""
 mandir=""
+infodir=""
 sysroot=""
 cross_prefix=""
 cc="gcc"
@@ -108,6 +109,8 @@ for opt do
   ;;
   --mandir=*) mandir=`echo $opt | cut -d '=' -f 2`
   ;;
+  --infodir=*) infodir=`echo $opt | cut -d '=' -f 2`
+  ;;
   --sysroot=*) sysroot=`echo $opt | cut -d '=' -f 2`
   ;;
   --source-path=*) source_path=`echo $opt | cut -d '=' -f 2`
@@ -227,6 +230,7 @@ echo "  --bindir=DIR             user executables in DIR [EPREFIX/bin]"
 echo "  --libdir=DIR             object code libraries in DIR [EPREFIX/lib]"
 echo "  --includedir=DIR         C header files in DIR [PREFIX/include]"
 echo "  --mandir=DIR             man documentation in DIR [PREFIX/man]"
+echo "  --infodir=DIR            info documentation in DIR [PREFIX/info]"
 echo "  --enable-cross           build cross compilers"
 echo ""
 echo "Advanced options (experts only):"
@@ -275,6 +279,9 @@ fi
 if test x"$mandir" = x""; then
 mandir="${prefix}/man"
 fi
+if test x"$infodir" = x""; then
+infodir="${prefix}/info"
+fi
 if test x"$includedir" = x""; then
 includedir="${prefix}/include"
 fi
@@ -284,6 +291,7 @@ echo "TinyCC directory    $tccdir"
 echo "Library directory   $libdir"
 echo "Include directory   $includedir"
 echo "Manual directory    $mandir"
+echo "Info directory    $infodir"
 echo "Doc directory       $docdir"
 echo "Target root prefix  $sysroot"
 echo "Source path      $source_path"
@@ -306,6 +314,7 @@ echo "libdir=\$(DESTDIR)$libdir" >> config.mak
 echo "ln_libdir=$libdir" >> config.mak
 echo "includedir=\$(DESTDIR)$includedir" >> config.mak
 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
+echo "infodir=$infodir" >> config.mak
 echo "docdir=\$(DESTDIR)$docdir" >> config.mak
 
 echo "#define CONFIG_SYSROOT \"$sysroot\"" >> $TMPH