add versionning, fix config path in --help

Makefile

@@ -4,6 +4,10 @@
 TARGET = x49gpng
 TARGET_ALLCAPS = X49GPNG
 
+VERSION_MAJOR = 1
+VERSION_MINOR = 0
+PATCHLEVEL = 0
+
 CC = gcc
 LD = $(CC)
 AR = ar
@@ -98,6 +102,9 @@ X49GP_CFLAGS = -O2 \
 	$(DEBUG) \
 	$(INCLUDES) \
 	$(DEFINES) \
+	-DVERSION_MAJOR=$(VERSION_MAJOR) \
+	-DVERSION_MINOR=$(VERSION_MINOR) \
+	-DPATCHLEVEL=$(PATCHLEVEL) \
 	-Wno-error=deprecated-declarations
 X49GP_LDFLAGS += $(DEBUG) $(GDB_LDFLAGS)
 X49GP_LDLIBS = $(X49GP_LIBS) $(GDB_LIBS) $(COCOA_LIBS)

src/main.c

@@ -26,6 +26,16 @@
 
 #include "gdbstub.h"
 
+#ifndef VERSION_MAJOR
+#  define VERSION_MAJOR 0
+#endif
+#ifndef VERSION_MINOR
+#define VERSION_MINOR 0
+#endif
+#ifndef PATCHLEVEL
+#define PATCHLEVEL 0
+#endif
+
 static x49gp_t* x49gp;
 
 /* LD TEMPO HACK */
@@ -278,7 +288,7 @@ static int action_help( struct options* opt, struct option_def* match, char* thi
         warn_unneeded_param( match, this_opt );
 
     fprintf( stderr,
-             "Emulator for HP 49G+ / 50G calculators\n"
+             "%s %i.%i.%i Emulator for HP 49G+ / 50G calculators\n"
              "Usage: %s [<options>] [<config-file>]\n"
              "Valid options:\n"
              " -D, --enable-debug[=<port]    enable the debugger interface\n"
@@ -304,10 +314,10 @@ static int action_help( struct options* opt, struct option_def* match, char* thi
              " settings for which\n"
              "persistence makes sense, like calculator model, CPU"
              " registers, etc.\n"
-             "If the config file is omitted, ~/.%s/config is used.\n"
+             "If the config file is omitted, ~/.config/%s/config is used.\n"
              "Please consult the manual for more details on config file"
              " settings.\n",
-             progname, DEFAULT_GDBSTUB_PORT, progname );
+            progname, VERSION_MAJOR, VERSION_MINOR, PATCHLEVEL, progname, DEFAULT_GDBSTUB_PORT, progname );
     exit( 0 );
 }