1 files changed, 48 insertions, 0 deletions
diff --git a/client/x11/platform_utils.cpp b/client/x11/platform_utils.cpp
new file mode 100644
index 00000000..e7f6de38
--- /dev/null
+++ b/client/x11/platform_utils.cpp
@@ -0,0 +1,48 @@
+/*
+   Copyright (C) 2009 Red Hat, Inc.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of
+   the License, or (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <stdarg.h>
+#include "utils.h"
+
+void string_vprintf(std::string& str, const char* format, va_list ap)
+{
+    va_list ap_test;
+    va_copy(ap_test, ap);
+    int len = vsnprintf(NULL, 0, format, ap_test) + 1;
+    va_end(ap_test);
+    AutoArray<char> buf(new char[len]);
+    vsnprintf(buf.get(), len, format, ap);
+    str = buf.get();
+}
+
+void wstring_vprintf(std::wstring& str, const wchar_t* format, va_list ap)
+{
+    int buf_size = 256;
+    for (;;) {
+        AutoArray<wchar_t> buf(new wchar_t[buf_size]);
+        va_list ap_test;
+        va_copy(ap_test, ap);
+        int r = vswprintf(buf.get(), buf_size, format, ap_test);
+        va_end(ap_test);
+        if (r != -1) {
+            str = buf.get();
+            return;
+        }
+        buf_size *= 2;
+    }
+}
+