Back to index

lightning-sunbird  0.9+nobinonly
MacLaunchHelper.h File Reference
This graph shows which files directly or indirectly include this file:

Go to the source code of this file.


void UpdatePrebinding ()
void LaunchChildMac (int aArgc, char **aArgv)

Function Documentation

void LaunchChildMac ( int  aArgc,
char **  aArgv 

Definition at line 106 of file MacLaunchHelper.m.

  int i;
  NSTask* child = [[NSTask alloc] init];
  NSMutableArray* args = [[NSMutableArray alloc] init];
  NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];

#ifdef __ppc__
  // It's possible that the app is a universal binary running under Rosetta
  // translation because the user forced it to.  Relaunching via NSTask would
  // launch the app natively, which the user apparently doesn't want.
  // In that case, try to preserve translation.

  // If the sysctl doesn't exist, it's because Rosetta doesn't exist,
  // so don't try to force translation.  In case of other errors, just assume
  // that the app is native.

  int isNative = 0;
  size_t sz = sizeof(isNative);

  if (sysctlbyname("sysctl.proc_native", &isNative, &sz, NULL, 0) == 0 &&
      !isNative) {
    // Running translated on ppc.

    cpu_type_t preferredCPU = CPU_TYPE_POWERPC;
    sysctlbyname("sysctl.proc_exec_affinity", NULL, NULL,
                 &preferredCPU, sizeof(preferredCPU));

    // Nothing can be done to handle failure, relaunch anyway.
#endif /* __ppc__ */

  for (i = 1; i < aArgc; ++i) 
    [args addObject: [NSString stringWithCString: aArgv[i]]];
  [child setCurrentDirectoryPath:[[[NSBundle mainBundle] executablePath] stringByDeletingLastPathComponent]];
  [child setLaunchPath:[[NSBundle mainBundle] executablePath]];
  [child setArguments:args];
  [child launch];
  [pool release];

Here is the caller graph for this function:

Definition at line 65 of file MacLaunchHelper.m.

  struct utsname u;

  // We run the redo-prebinding script in these cases:
  // 10.1.x (5.x): No auto-update of prebinding exists
  // On 10.3.x, prebinding fails to update automatically but this script
  // doesn't work either.  It doesn't matter though, because in 10.3.4 and
  // higher, the loader is improved so that prebinding is unnecessary.
  if (u.release[0] != '5')

  if (!_dyld_launched_prebound()) {
    NSTask *task;
    NSArray *args;
    TaskMonitor *monitor;
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

    NSLog(@"Not prebound, launching update script");
    task = [[NSTask alloc] init];
    args = [NSArray arrayWithObject: @""];

    [task setCurrentDirectoryPath:[[[NSBundle mainBundle] executablePath] stringByDeletingLastPathComponent]];
    [task setLaunchPath:@"/bin/sh"];
    [task setArguments:args];

    monitor = [[TaskMonitor alloc] init];

    [[NSNotificationCenter defaultCenter] addObserver:monitor

    [task launch];
    [pool release];

Here is the caller graph for this function: