[cfe-commits] r146641 - /cfe/trunk/tools/libclang/CIndex.cpp

[Eli Friedman]

On Wed, Dec 14, 2011 at 8:52 PM, Argyrios Kyrtzidis <akyrtzi at gmail.com> wrote:
> Author: akirtzidis
> Date: Wed Dec 14 22:52:41 2011
> New Revision: 146641
>
> URL: http://llvm.org/viewvc/llvm-project?rev=146641&view=rev
> Log:
> [libclang] Install a fatal error handler that will call abort() instead of exit()
> when there is a report_fatal_error() call.
>
> rdar://10507984
>
> Modified:
>    cfe/trunk/tools/libclang/CIndex.cpp
>
> Modified: cfe/trunk/tools/libclang/CIndex.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/libclang/CIndex.cpp?rev=146641&r1=146640&r2=146641&view=diff
> ==============================================================================
> --- cfe/trunk/tools/libclang/CIndex.cpp (original)
> +++ cfe/trunk/tools/libclang/CIndex.cpp Wed Dec 14 22:52:41 2011
> @@ -2336,6 +2336,17 @@
>  static llvm::sys::Mutex EnableMultithreadingMutex;
>  static bool EnabledMultithreading;
>
> +static void fatal_error_handler(void *user_data, const std::string& reason) {
> +  llvm::SmallString<64> Buffer;
> +  llvm::raw_svector_ostream OS(Buffer);
> +  OS << "LIBCLANG FATAL ERROR: " << reason << "\n";
> +  StringRef MessageStr = OS.str();
> +  // Write the result out to stderr avoiding errs() because raw_ostreams can
> +  // call report_fatal_error.
> +  ::write(2, MessageStr.data(), MessageStr.size());

There's at least one buildbot complaining it can't find ::write.
http://lab.llvm.org:8011/builders/clang-x86_64-darwin11-self-mingw32/builds/84/steps/compile/logs/stdio
etc.

-Eli