The back ends now contain their own copies of the Config structure,
[u/mdw/putty] / printing.c
index d40e2ac..17bf6ff 100644 (file)
@@ -39,9 +39,13 @@ static char *printer_add_enum(int param, char *buffer,
 
     buffer = srealloc(buffer, offset+512);
 
-    if (EnumPrinters(param, NULL, ENUM_LEVEL, buffer+offset,
-                     512, &needed, &nprinters) == 0)
-        return NULL;
+    /*
+     * Exploratory call to EnumPrinters to determine how much space
+     * we'll need for the output. Discard the return value since it
+     * will almost certainly be a failure due to lack of space.
+     */
+    EnumPrinters(param, NULL, ENUM_LEVEL, buffer+offset, 512,
+                &needed, &nprinters);
 
     if (needed < 512)
         needed = 512;
@@ -65,14 +69,8 @@ printer_enum *printer_start_enum(int *nprinters_ptr)
     *nprinters_ptr = 0;                       /* default return value */
     buffer = smalloc(512);
 
-    retval = printer_add_enum(PRINTER_ENUM_LOCAL, buffer, 0, nprinters_ptr);
-    if (!retval)
-        goto error;
-    else
-        buffer = retval;
-    retval = printer_add_enum(PRINTER_ENUM_CONNECTIONS, buffer,
-                              sizeof(ENUM_TYPE) * *nprinters_ptr,
-                              nprinters_ptr);
+    retval = printer_add_enum(PRINTER_ENUM_LOCAL | PRINTER_ENUM_CONNECTIONS,
+                             buffer, 0, nprinters_ptr);
     if (!retval)
         goto error;
     else