Hacky slashy

build/toolchain/toolchain.gni

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Toolchain-related configuration that may be needed outside the context of the
 # toolchain() rules themselves.
 
 import("//build_overrides/build.gni")
 import("//build/config/chrome_build.gni")
 
@@ skipping 70 matching lines @@
 if (is_mac || is_ios) {
   shlib_extension = ".dylib"
 } else if (is_android && is_component_build) {
   # By appending .cr, we prevent name collisions with libraries already
   # loaded by the Android zygote.
   shlib_extension = ".cr.so"
 } else if (is_posix) {
   shlib_extension = ".so"
 } else if (is_win) {
   shlib_extension = ".dll"
+} else if (current_os == "fuchsia") {
+  shlib_extension = ".so"  # ?

[jamesr, 2017/02/17 00:47:35]

that is the shared library extension for fuchsia. i think this should fall out
of the is_posix bit, though

 } else {
   assert(false, "Platform not supported")
 }
 
 # Prefix for shared library files.
 if (is_posix) {
   shlib_prefix = "lib"
 } else {
   shlib_prefix = ""
 }
@@ skipping 10 matching lines @@
   _tool_wrapper_path =
       rebase_path("//build/toolchain/win/tool_wrapper.py", root_build_dir)
 
   stamp_command = "$python_path $_tool_wrapper_path stamp {{output}}"
   copy_command =
       "$python_path $_tool_wrapper_path recursive-mirror {{source}} {{output}}"
 } else {
   stamp_command = "touch {{output}}"
   copy_command = "ln -f {{source}} {{output}} 2>/dev/null || (rm -rf {{output}} && cp -af {{source}} {{output}})"
 }