STR 2510: send Fluid help string to an FLTK dialog box for Visual Studio builds.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8202 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 21 insertions, 9 deletions

diff --git a/fluid/fluid.cxx b/fluid/fluid.cxx
index 064156241..53306f8bd 100644
--- a/fluid/fluid.cxx
+++ b/fluid/fluid.cxx
@@ -2298,20 +2298,32 @@ int main(int argc,char **argv) {
   int i = 1;
   
   if (!Fl::args(argc,argv,i,arg) || i < argc-1) {
-    fprintf(stderr,
-"usage: %s <switches> name.fl\n"
-" -c : write .cxx and .h and exit\n"
-" -cs : write .cxx and .h and strings and exit\n"
-" -o <name> : .cxx output filename, or extension if <name> starts with '.'\n"
-" -h <name> : .h output filename, or extension if <name> starts with '.'\n"
-            , argv[0]);
+    static const char *msg = 
+      "usage: %s <switches> name.fl\n"
+      " -c : write .cxx and .h and exit\n"
+      " -cs : write .cxx and .h and strings and exit\n"
+      " -o <name> : .cxx output filename, or extension if <name> starts with '.'\n"
+      " -h <name> : .h output filename, or extension if <name> starts with '.'\n";
+    int len = strlen(msg) + strlen(argv[0]) + strlen(Fl::help);
     Fl_Plugin_Manager pm("commandline");
     int i, n = pm.plugins();
     for (i=0; i<n; i++) {
       Fl_Commandline_Plugin *pi = (Fl_Commandline_Plugin*)pm.plugin(i);
-      if (pi) puts(pi->help());
+      if (pi) len += strlen(pi->help());
     }
-    fprintf(stderr, "%s\n", Fl::help);
+    char *buf = (char*)malloc(len+1);
+    sprintf(buf, msg, argv[0]);
+    for (i=0; i<n; i++) {
+      Fl_Commandline_Plugin *pi = (Fl_Commandline_Plugin*)pm.plugin(i);
+      if (pi) strcat(buf, pi->help());
+    }
+    strcat(buf, Fl::help);
+#ifdef _MSC_VER
+    fl_message("%s\n", buf);
+#else
+    fprintf(stderr, "%s\n", buf);
+#endif
+    free(buf);
     return 1;
   }
   if (exit_early)