diff options
| -rw-r--r-- | ipc/chromium/src/chrome/common/ipc_channel_posix.cc | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/ipc/chromium/src/chrome/common/ipc_channel_posix.cc b/ipc/chromium/src/chrome/common/ipc_channel_posix.cc index 0d3a2b16c..9a8858656 100644 --- a/ipc/chromium/src/chrome/common/ipc_channel_posix.cc +++ b/ipc/chromium/src/chrome/common/ipc_channel_posix.cc @@ -8,6 +8,7 @@ #include <errno.h> #include <fcntl.h> +#include <limits.h> #if defined(OS_MACOSX) #include <sched.h> #endif @@ -39,8 +40,16 @@ #include "mozilla/ipc/Faulty.h" #endif -// Work around possible OS limitations. +// Use OS specific iovec array limit where it's possible +#if defined(IOV_MAX) +static const size_t kMaxIOVecSize = IOV_MAX; +// IOV_MAX isn't defined on Android, but the hard-coded 256 works well. +#elif defined(ANDROID) static const size_t kMaxIOVecSize = 256; +// On all other platforms, fallback to 16 (_XOPEN_IOV_MAX) as a safe bet. +#else +static const size_t kMaxIOVecSize = 16; +#endif #ifdef MOZ_TASK_TRACER #include "GeckoTaskTracerImpl.h" |