electron/brightray/browser/browser_main_parts_mac.mm

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#import "browser_main_parts.h"
#import "base/logging.h"
#import "base/mac/bundle_locations.h"
#import <AppKit/AppKit.h>
namespace brightray {
namespace {
// Sets the file descriptor soft limit to |max_descriptors| or the OS hard limit, whichever is
// lower.
void SetFileDescriptorLimit(rlim_t max_descriptors) {
rlimit limits;
if (getrlimit(RLIMIT_NOFILE, &limits) != 0) {
PLOG(INFO) << "Failed to get file descriptor limit";
return;
}
auto new_limit = max_descriptors;
if (limits.rlim_max > 0)
new_limit = std::min(new_limit, limits.rlim_max);
limits.rlim_cur = new_limit;
if (setrlimit(RLIMIT_NOFILE, &limits) != 0)
PLOG(INFO) << "Failed to set file descriptor limit";
}
} // namespace
void BrowserMainParts::IncreaseFileDescriptorLimit() {
// We use quite a few file descriptors for our IPC, and the default limit on the Mac is low (256),
// so bump it up.
// See http://src.chromium.org/viewvc/chrome/trunk/src/chrome/browser/chrome_browser_main_posix.cc?revision=244734#l295
// and https://codereview.chromium.org/125151
SetFileDescriptorLimit(1024);
}
// Replicates NSApplicationMain, but doesn't start a run loop.
void BrowserMainParts::InitializeMainNib() {
auto infoDictionary = base::mac::OuterBundle().infoDictionary;
auto principalClass = NSClassFromString([infoDictionary objectForKey:@"NSPrincipalClass"]);
auto application = [principalClass sharedApplication];
NSString *mainNibName = [infoDictionary objectForKey:@"NSMainNibFile"];
auto mainNib = [[NSNib alloc] initWithNibNamed:mainNibName bundle:base::mac::FrameworkBundle()];
[mainNib instantiateWithOwner:application topLevelObjects:nil];
[mainNib release];
}
}