| // Copyright 2024 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <cups/ppd.h> |
| |
| #include "build/build_config.h" |
| |
| static_assert(BUILDFLAG(IS_LINUX)); |
| |
| // Function availability can be tested by checking whether its address is not |
| // nullptr. Weak symbols remove the need for platform specific build flags and |
| // allow for appropriate CUPS usage on platforms with non-uniform version |
| // support, namely Linux. |
| #define WEAK_CUPS_FN(x) extern "C" __attribute__((weak)) decltype(x) x |
| |
| WEAK_CUPS_FN(httpConnect2); |
| |
| // These may be removed when Amazon Linux 2 reaches EOL (30 Jun 2026). |
| WEAK_CUPS_FN(cupsFindDestDefault); |
| WEAK_CUPS_FN(cupsFindDestSupported); |
| WEAK_CUPS_FN(cupsUserAgent); |
| WEAK_CUPS_FN(ippValidateAttributes); |
