diff options
Diffstat (limited to 'unix/tclUnixThrd.c')
| -rw-r--r-- | unix/tclUnixThrd.c | 50 |
1 files changed, 31 insertions, 19 deletions
diff --git a/unix/tclUnixThrd.c b/unix/tclUnixThrd.c index 53489bc..ca3e592 100644 --- a/unix/tclUnixThrd.c +++ b/unix/tclUnixThrd.c @@ -59,7 +59,7 @@ static pthread_mutex_t *allocLockPtr = &allocLock; /* *---------------------------------------------------------------------- * - * TclpThreadCreate -- + * Tcl_CreateThread -- * * This procedure creates a new thread. * @@ -74,37 +74,49 @@ static pthread_mutex_t *allocLockPtr = &allocLock; */ int -TclpThreadCreate(idPtr, proc, clientData) +Tcl_CreateThread(idPtr, proc, clientData, stackSize, flags) Tcl_ThreadId *idPtr; /* Return, the ID of the thread */ Tcl_ThreadCreateProc proc; /* Main() function of the thread */ ClientData clientData; /* The one argument to Main() */ + int stackSize; /* Size of stack for the new thread */ + int flags; /* Flags controlling behaviour of + * the new thread */ { pthread_attr_t attr; int result; -#ifdef TCL_THREAD_STACK_MIN - size_t size; -#endif pthread_attr_init(&attr); pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM); +#ifdef HAVE_PTHREAD_ATTR_SETSTACKSIZE + if (stackSize != TCL_THREAD_STACK_DEFAULT) { + pthread_attr_setstacksize(&attr, (size_t) stackSize); #ifdef TCL_THREAD_STACK_MIN - /* - * Certain systems define a thread stack size that by default is - * too small for many operations. The user has the option of - * defining TCL_THREAD_STACK_MIN to a value large enough to work - * for their needs. This would look like (for 128K min stack): - * make MEM_DEBUG_FLAGS=-DTCL_THREAD_STACK_MIN=131072L - * - * This solution is not optimal, as we should allow the user to - * specify a size at runtime, but we don't want to slow this function - * down, and that would still leave the main thread at the default. - */ - result = pthread_attr_getstacksize(&attr, &size); - if (!result && (size < TCL_THREAD_STACK_MIN)) { - pthread_attr_setstacksize(&attr, (size_t) TCL_THREAD_STACK_MIN); + } else { + /* + * Certain systems define a thread stack size that by default is + * too small for many operations. The user has the option of + * defining TCL_THREAD_STACK_MIN to a value large enough to work + * for their needs. This would look like (for 128K min stack): + * make MEM_DEBUG_FLAGS=-DTCL_THREAD_STACK_MIN=131072L + * + * This solution is not optimal, as we should allow the user to + * specify a size at runtime, but we don't want to slow this function + * down, and that would still leave the main thread at the default. + */ + + size_t size; + result = pthread_attr_getstacksize(&attr, &size); + if (!result && (size < TCL_THREAD_STACK_MIN)) { + pthread_attr_setstacksize(&attr, (size_t) TCL_THREAD_STACK_MIN); + } +#endif } #endif + if (! (flags & TCL_THREAD_JOINABLE)) { + pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); + } + if (pthread_create((pthread_t *)idPtr, &attr, (void * (*)())proc, (void *)clientData) && |