1 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 import("//native_client/build/config/sysroot.gni")
7 # Defines a config specifying the result of running pkg-config for the given
8 # packages. Put the package names you want to query in the "packages" variable
9 # inside the template invocation.
11 # You can also add defines via the "defines" variable. This can be useful to
12 # add this to the config to pass defines that the library expects to get by
13 # users of its headers.
16 # pkg_config("mything") {
17 # packages = [ "mything1", "mything2" ]
18 # defines = [ "ENABLE_AWESOME" ]
21 # You can also use "extra args" to filter out results (see pkg-config.py):
22 # extra_args = [ "-v, "foo" ]
23 # To ignore libs and ldflags (only cflags/defines will be set, which is useful
24 # when doing manual dynamic linking), set:
27 template("pkg_config") {
28 assert(defined(invoker.packages),
29 "Variable |packages| must be defined to be a list in pkg_config.")
32 # Pass the sysroot if we're using one (it requires the CPU arch also).
33 args = ["-s", sysroot, "-a", cpu_arch] + invoker.packages
35 args = invoker.packages
38 if (defined(invoker.extra_args)) {
39 args += invoker.extra_args
42 pkgresult = exec_script("//native_client/build/config/linux/pkg-config.py",
44 include_dirs = pkgresult[0]
47 if (!defined(invoker.ignore_libs) || !invoker.ignore_libs) {
49 lib_dirs = pkgresult[3]
50 ldflags = pkgresult[4]
53 if (defined(invoker.defines)) {
54 defines = invoker.defines
56 if (defined(invoker.visibility)) {
57 visibility = invoker.visibility