Expand ~~/ to bundle path (OSX)

DATADIR is #defined in WinBoard as "~~" to make the expansion a no-op
there. Same for Linux compiles. For OS X it is #defined as a variable,
obtained from GTK-OSX at startup.

diff --git a/args.h b/args.h
index c7b2a83..a6a0a9b 100644 (file)
--- a/args.h
+++ b/args.h
@@ -1105,6 +1105,12 @@ ParseArgs(GetFunc get, void *cl)
 
     case ArgString:
     case ArgFilename:
+      if(argValue[0] == '~' && argValue[1] == '~') {
+        char buf[4*MSG_SIZ]; // expand ~~
+        snprintf(buf, 4*MSG_SIZ, "%s%s", DATADIR, argValue+2);
+        ASSIGN(*(char **) ad->argLoc, buf);
+        break;
+      }
       ASSIGN(*(char **) ad->argLoc, argValue);
       break;
 

diff --git a/gtk/xboard.c b/gtk/xboard.c
index 5b018e5..16d7a9f 100644 (file)
--- a/gtk/xboard.c
+++ b/gtk/xboard.c
@@ -169,7 +169,7 @@ extern char *getenv();
 
 #ifdef OSX
 #  include "gtkmacintegration/gtkosxapplication.h"
-   // prevent pathname of positional file argument provided by OSx being be mistaken for option name
+   // prevent pathname of positional file argument provided by OS X being be mistaken for option name
    // (price is that we won't recognize Windows option format anymore).
 #  define SLASH '-'
    // redefine some defaults
@@ -177,8 +177,11 @@ extern char *getenv();
 #  undef SYSCONFDIR
 #  define ICS_LOGON "Library/Preferences/XboardICS.conf"
 #  define SYSCONFDIR "../etc"
+#  define DATADIR dataDir
+   char *dataDir; // for expanding ~~
 #else
 #  define SLASH '/'
+#  define DATADIR "~~"
 #endif
 
 #ifdef __EMX__
@@ -772,6 +775,7 @@ main (int argc, char **argv)
 #ifdef OSX
     {   // prepare to catch OX OpenFile signal, which will tell us the clicked file
        GtkosxApplication *theApp = g_object_new(GTKOSX_TYPE_APPLICATION, NULL);
+       dataDir = gtkosx_application_get_bundle_path();
        g_signal_connect(theApp, "NSApplicationOpenFile", G_CALLBACK(StartNewXBoard), NULL);
        // we must call application ready before we can get the signal,
        // and supply a (dummy) menu bar before that, to avoid problems with dual apples in it

diff --git a/winboard/winboard.c b/winboard/winboard.c
index d643a45..3819e58 100644 (file)
--- a/winboard/winboard.c
+++ b/winboard/winboard.c
@@ -93,6 +93,7 @@
 #include "wsnap.h"\r
 \r
 #define SLASH '/'\r
+#define DATADIR "~~"\r
 \r
 //void InitEngineUCI( const char * iniDir, ChessProgramState * cps );\r
 \r