X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=puttygen.c;fp=puttygen.c;h=4be822ac63febf95b3342c8c3127f3618922f9a6;hb=6d0e9b205d15b2615ae2b95784e4316d4490f86b;hp=4e2098e2edcf0c4be1313c9a48c55f675f73ecc1;hpb=268213483c8ada20e5e2bc83ec887766a9da4bad;p=PuTTY.git

diff --git a/puttygen.c b/puttygen.c
index 4e2098e2..4be822ac 100644
--- a/puttygen.c
+++ b/puttygen.c
@@ -22,6 +22,22 @@ static int requested_help;
 
 static char *cmdline_keyfile = NULL;
 
+/*
+ * Print a modal (Really Bad) message box and perform a fatal exit.
+ */
+void modalfatalbox(char *fmt, ...)
+{
+    va_list ap;
+    char stuff[200];
+
+    va_start(ap, fmt);
+    vsprintf(stuff, fmt, ap);
+    va_end(ap);
+    MessageBox(NULL, stuff, "PuTTYgen Fatal Error",
+	       MB_SYSTEMMODAL | MB_ICONERROR | MB_OK);
+    exit(1);
+}
+
 /* ----------------------------------------------------------------------
  * Progress report code. This is really horrible :-)
  */