Fix compilation error with recent ncurses versions

CMakeLists.txt

@@ -9,7 +9,7 @@ include(GNUInstallDirs)
 
 # These are relative to CMAKE_INSTALL_PREFIX
 # which by default is "/usr/local"
-set(CONSOLE_FONTS_DIRS "share/consolefonts" "lib/kbd/consolefonts")
+set(CONSOLE_FONTS_DIRS "share/consolefonts" "lib/kbd/consolefonts" "share/kbd/consolefonts")
 set(X_FONTS_DIRS "lib/X11/fonts/misc" "X11R6/lib/X11/fonts/misc" "share/fonts/X11/misc")
 
 set(MKFONTDIR "/usr/bin/mkfontdir")

Makefile.am

@@ -26,6 +26,11 @@ install-data-local:
 	    		$(INSTALL_DATA) $(srcdir)/matrix.fnt $(DESTDIR)/usr/lib/kbd/consolefonts; \
 	    		$(INSTALL_DATA) $(srcdir)/matrix.psf.gz $(DESTDIR)/usr/lib/kbd/consolefonts; \
 		fi; \
+		if test -d /usr/share/kbd/consolefonts; then \
+	    		echo " Installing matrix fonts in /usr/share/kbd/consolefonts..."; \
+	    		$(INSTALL_DATA) $(srcdir)/matrix.fnt $(DESTDIR)/usr/share/kbd/consolefonts; \
+	    		$(INSTALL_DATA) $(srcdir)/matrix.psf.gz $(DESTDIR)/usr/share/kbd/consolefonts; \
+		fi; \
 		if test -d /usr/share/fonts/misc; then \
 	    		echo " Installing X window matrix fonts in /usr/share/fonts/misc..."; \
 	    		echo " Running mkfontdir /usr/share/fonts/misc..."; \

cmatrix.c

@@ -47,6 +47,9 @@
 #include <getopt.h>
 #endif
 
+#ifdef HAVE_NCURSESW
+#include <ncursesw/curses.h>
+#else
 #ifdef HAVE_NCURSES_H
 #include <ncurses.h>
 #else
@@ -56,7 +59,7 @@
 #include <curses.h>
 #endif
 #endif
-
+#endif
 #ifdef HAVE_SYS_IOCTL_H
 #include <sys/ioctl.h>
 #endif
@@ -261,8 +264,11 @@ void resize_screen(void) {
     char *tty;
     int fd = 0;
     int result = 0;
+    int cols = 0;
+    int lines = 0;
     struct winsize win;
 
+
     tty = ttyname(0);
     if (!tty) {
         return;
@@ -271,8 +277,8 @@ void resize_screen(void) {
     result = GetConsoleScreenBufferInfo(hStdHandle, &csbiInfo);
     if (!result)
         return;
-    LINES = csbiInfo.dwSize.Y;
-    COLS = csbiInfo.dwSize.X;
+    lines = csbiInfo.dwSize.Y;
+    cols = csbiInfo.dwSize.X;
 #else
     }
     fd = open(tty, O_RDWR);
@@ -284,21 +290,21 @@ void resize_screen(void) {
         return;
     }
 
-    COLS = win.ws_col;
-    LINES = win.ws_row;
+    cols = win.ws_col;
+    lines = win.ws_row;
 #endif
 
-    if (LINES < 10) {
-        LINES = 10;
+    if (lines < 10) {
+        lines = 10;
     }
-    if (COLS < 10) {
-        COLS = 10;
+    if (cols < 10) {
+        cols = 10;
     }
 
 #ifdef HAVE_RESIZETERM
-    resizeterm(LINES, COLS);
+    resizeterm(lines, cols);
 #ifdef HAVE_WRESIZE
-    if (wresize(stdscr, LINES, COLS) == ERR) {
+    if (wresize(stdscr, lines, cols) == ERR) {
         c_die("Cannot resize window!");
     }
 #endif /* HAVE_WRESIZE */

configure.ac

@@ -1,8 +1,8 @@
 dnl Process this file with autoconf to produce a configure script.
 
-AC_INIT([cmatrix], [2.0], [abishekvashok@gmail.com])
+AC_INIT([cmatrix],[2.0],[abishekvashok@gmail.com])
 AC_CONFIG_SRCDIR([cmatrix.c])
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 AM_INIT_AUTOMAKE
 
 AC_CANONICAL_HOST
@@ -19,60 +19,95 @@ AC_PROG_CC
 AC_PROG_INSTALL
 AC_PROG_MAKE_SET
 
-dnl Checks for libraries.
-dnl Replace `main' with a function in -lncurses:
-AC_CHECK_LIB(ncurses, main)
 
 dnl Checks for header files.
-AC_HEADER_STDC
+AC_PROG_EGREP
 AC_CHECK_HEADERS(fcntl.h sys/ioctl.h unistd.h termios.h termio.h getopt.h)
 
 dnl Checks for library functions.
-AC_TYPE_SIGNAL
+m4_warn([obsolete],[your code may safely assume C89 semantics that RETSIGTYPE is void.
+Remove this warning and the `AC_CACHE_CHECK' when you adjust the code.])dnl
+AC_CACHE_CHECK([return type of signal handlers],[ac_cv_type_signal],[AC_COMPILE_IFELSE(
+[AC_LANG_PROGRAM([#include <sys/types.h>
+#include <signal.h>
+],
+		 [return *(signal (0, 0)) (0) == 1;])],
+		   [ac_cv_type_signal=int],
+		   [ac_cv_type_signal=void])])
+AC_DEFINE_UNQUOTED([RETSIGTYPE],[$ac_cv_type_signal],[Define as the return type of signal handlers
+		    (`int' or `void').])
+
 AC_CHECK_FUNCS(putenv)
 
 dnl Checks for libraries.
 AC_CHECK_HEADERS(curses.h ncurses.h)
 
-CURSES_LIB_NAME=""
-AC_CHECK_LIB(ncurses, tgetent, CURSES_LIB="-lncurses" CURSES_LIB_NAME=ncurses)
 
-if eval "test x$CURSES_LIB_NAME = x"
+TERMCAP_LIB_NAME=""
+AC_CHECK_LIB(ncursesw, tgetent, TERMCAP_LIB="-lncursesw" TERMCAP_LIB_NAME=ncursesw)
+
+if eval "test x$TERMCAP_LIB_NAME = x"
 then
-    AC_CHECK_LIB(curses, tgetent, CURSES_LIB="-lcurses" CURSES_LIB_NAME=curses)
+    AC_CHECK_LIB(ncurses, tgetent, TERMCAP_LIB="-lncurses" TERMCAP_LIB_NAME=ncurses)
 fi
 
-if eval "test x$CURSES_LIB_NAME = x"
+if eval "test x$TERMCAP_LIB_NAME = x"
 then
-    AC_CHECK_LIB(pdcurses, initscr, CURSES_LIB="-lpdcurses" CURSES_LIB_NAME=pdcurses)
+    AC_CHECK_LIB(curses, tgetent, TERMCAP_LIB="-lcurses" TERMCAP_LIB_NAME=curses)
 fi
 
-if eval "test x$CURSES_LIB_NAME = x"
+if eval "test x$TERMCAP_LIB_NAME = x"
+then
+    AC_CHECK_LIB(pdcurses, initscr, TERMCAP_LIB="-lpdcurses" TERMCAP_LIB_NAME=pdcurses)
+fi
+
+if eval "test x$TERMCAP_LIB_NAME = x"
+then
+    AC_CHECK_LIB(termcap, tgetent, TERMCAP_LIB="-ltermcap" TERMCAP_LIB_NAME=termcap)
+fi
+
+if eval "test x$TERMCAP_LIB_NAME = x"
 then
-    AC_CHECK_LIB(termcap, tgetent, CURSES_LIB="-ltermcap" CURSES_LIB_NAME=termcap)
+    AC_CHECK_LIB(tinfo, tgetent, TERMCAP_LIB="-ltinfo" TERMCAP_LIB_NAME=tinfo)
 fi
 
+if eval "test x$TERMCAP_LIB_NAME = x"
+then
+    AC_MSG_WARN([
+*** No termcap lib available, consider getting the official ncurses
+*** distribution from ftp://ftp.gnu.org/pub/gnu/ncurses if you get
+*** errors compiling cmatrix.])
+else
+    AC_MSG_RESULT(Using $TERMCAP_LIB_NAME as the termcap library)
+fi
+
+CURSES_LIB_NAME=""
+AC_CHECK_LIB(ncursesw, addwstr, CURSES_LIB="-lncursesw" CURSES_LIB_NAME=ncursesw)
+
 if eval "test x$CURSES_LIB_NAME = x"
 then
-    AC_CHECK_LIB(tinfo, tgetent, CURSES_LIB="-ltinfo" CURSES_LIB_NAME=tinfo)
+    AC_CHECK_LIB(ncurses,  addwstr, CURSES_LIB="-lncurses" CURSES_LIB_NAME=ncurses)
 fi
 
 if eval "test x$CURSES_LIB_NAME = x"
 then
     AC_MSG_WARN([
-*** No termcap lib available, consider getting the official ncurses
+*** No curses lib available, consider getting the official ncurses
 *** distribution from ftp://ftp.gnu.org/pub/gnu/ncurses if you get
 *** errors compiling cmatrix.])
 else
-    AC_MSG_RESULT("Using $CURSES_LIB_NAME as the termcap library")
+    AC_MSG_RESULT(Using $CURSES_LIB_NAME as the ncurses library)
+    if eval "test $CURSES_LIB_NAME = ncursesw"
+    then
+        AC_CHECK_LIB([$CURSES_LIB_NAME], addwstr, [AC_DEFINE(HAVE_NCURSESW)])
+    fi
 fi
 
 AC_CHECK_LIB($CURSES_LIB_NAME, use_default_colors,
 	 AC_DEFINE(HAVE_USE_DEFAULT_COLORS))
 AC_CHECK_LIB($CURSES_LIB_NAME, resizeterm, [AC_DEFINE(HAVE_RESIZETERM)])
 AC_CHECK_LIB([$CURSES_LIB_NAME], wresize, [AC_DEFINE(HAVE_WRESIZE)])
 
-
 dnl Only change gcc options if we are using gcc.
 if test "$ac_cv_prog_CC" = gcc -o "$ac_cv_prog_CC" = g++; then
   CFLAGS="$CFLAGS -Wall -Wno-comment"
@@ -115,10 +150,11 @@ if test "x$enable_fonts" != xfalse; then
        if test x$SETFONT != x -o x$SETFONT != x'"$SETFONT"'; then
 
 	  dnl Now look for the console fonts directory
-	  AC_CHECK_FILES([/usr/lib/kbd/consolefonts /usr/share/consolefonts])
+	  AC_CHECK_FILES([/usr/lib/kbd/consolefonts /usr/share/consolefonts /usr/share/kbd/consolefonts])
 
 	  if test "x$ac_cv_file__usr_lib_kbd_consolefonts" = "xno"; then
 	      if test "x$ac_cv_file__usr_share_consolefonts" = "xno"; then
+	          if test "x$ac_cv_file__usr_share_kbd_consolefonts" = "xno"; then
 		  AC_MSG_WARN([
 
 *** You do not appear to have a consolefonts directory in a standard location
@@ -128,6 +164,7 @@ if test "x$enable_fonts" != xfalse; then
 *** matrix console font (and the -l command line switch) unless the font
 *** is located in your current directory when you run CMatrix.
 ])
+            fi
 	      fi
 	  fi
        fi
@@ -152,7 +189,7 @@ fi
 
 dnl Parse any configure options
 
-LIBS="$LIBS $CURSES_LIB"
+LIBS="$LIBS $CURSES_LIB $TERMCAP_LIB"
 AC_ARG_ENABLE(debug, [  --enable-debug          Enable debugging (def disabled)],)
 AM_CONDITIONAL([MATRIX_FONTS], [test x$enable_fonts = xtrue])
 
@@ -168,5 +205,7 @@ AH_TEMPLATE([HAVE_SETFONT], [Define this if you have the linux setfont program])
 AH_TEMPLATE([HAVE_WRESIZE], [Define this if you have the wresize function in your ncurses-type library])
 AH_TEMPLATE([HAVE_RESIZETERM], [Define this if you have the resizeterm function in your ncurses-type library])
 AH_TEMPLATE([USE_TIOCSTI], [Define this if you want a character you pressed in the screensaver mode to retain in the terminal])
+AH_TEMPLATE([HAVE_NCURSESW], [Define this if you have the ncursesw library])
 
-AC_OUTPUT(Makefile cmatrix.spec)
+AC_CONFIG_FILES([Makefile cmatrix.spec])
+AC_OUTPUT