diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | rt/Makefile | 4 | ||||
| -rw-r--r-- | rt/lio_listio.c | 10 | ||||
| -rw-r--r-- | rt/tst-aio2.c | 84 |
4 files changed, 101 insertions, 2 deletions
@@ -1,5 +1,10 @@ 2000-07-25 Ulrich Drepper <drepper@redhat.com> + * rt/lio_listio.c (lio_listio): Always disable individual + notification. + * rt/Makefile: Add rules to build and run tst-aio2. + * rt/tst-aio2.c: New file. + * rt/lio_listio.c (lio_listio): Handle case of SIG == NULL correctly. Reported by Kevin Beard <beardk@gatwick.Geco-Prakla.slb.com>. diff --git a/rt/Makefile b/rt/Makefile index efaf19d..8eb0196 100644 --- a/rt/Makefile +++ b/rt/Makefile @@ -40,7 +40,7 @@ include ../Makeconfig ifeq ($(have-thread-library),yes) -tests := tst-aio tst-aio64 tst-clock tst-shm tst-timer +tests := tst-aio tst-aio64 tst-clock tst-shm tst-timer tst-aio2 extra-libs := librt extra-libs-others := $(extra-libs) @@ -56,11 +56,13 @@ $(objpfx)librt.so: $(common-objpfx)libc.so $(shared-thread-library) ifeq (yes,$(build-shared)) $(objpfx)tst-aio: $(objpfx)librt.so $(shared-thread-library) +$(objpfx)tst-aio2: $(objpfx)librt.so $(shared-thread-library) $(objpfx)tst-aio64: $(objpfx)librt.so $(shared-thread-library) $(objpfx)tst-clock: $(objpfx)librt.so $(shared-thread-library) $(objpfx)tst-shm: $(objpfx)librt.so $(shared-thread-library) else $(objpfx)tst-aio: $(objpfx)librt.a $(static-thread-library) +$(objpfx)tst-aio2: $(objpfx)librt.a $(static-thread-library) $(objpfx)tst-aio64: $(objpfx)librt.a $(static-thread-library) $(objpfx)tst-clock: $(objpfx)librt.a $(static-thread-library) $(objpfx)tst-shm: $(objpfx)librt.a $(static-thread-library) diff --git a/rt/lio_listio.c b/rt/lio_listio.c index 13d1b79..37ddb84 100644 --- a/rt/lio_listio.c +++ b/rt/lio_listio.c @@ -1,5 +1,5 @@ /* Enqueue and list of read or write requests. - Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -42,6 +42,7 @@ lio_listio (mode, list, nent, sig) int nent; struct sigevent *sig; { + struct sigevent defsigev; struct requestlist *requests[nent]; int cnt; volatile int total = 0; @@ -54,6 +55,12 @@ lio_listio (mode, list, nent, sig) return -1; } + if (sig == NULL) + { + defsigev.sigev_notify = SIGEV_NONE; + sig = &defsigev; + } + /* Request the mutex. */ pthread_mutex_lock (&__aio_requests_mutex); @@ -62,6 +69,7 @@ lio_listio (mode, list, nent, sig) for (cnt = 0; cnt < nent; ++cnt) if (list[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP) { + list[cnt]->aio_sigevent.sigev_notify = SIGEV_NONE; requests[cnt] = __aio_enqueue_request ((aiocb_union *) list[cnt], list[cnt]->aio_lio_opcode); diff --git a/rt/tst-aio2.c b/rt/tst-aio2.c new file mode 100644 index 0000000..79c8390 --- /dev/null +++ b/rt/tst-aio2.c @@ -0,0 +1,84 @@ +/* Test for notification mechanism in lio_listio. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <aio.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +int flag; + + +void +thrfct (sigval_t arg) +{ + flag = 1; +} + + +int +do_test (int argc, char *argv[]) +{ + char name[] = "/tmp/aio2.XXXXXX"; + int fd; + struct aiocb *arr[1]; + struct aiocb cb; + static const char buf[] = "Hello World\n"; + + fd = mkstemp (name); + if (fd == -1) + { + printf ("cannot open temp name: %m\n"); + return 1; + } + + unlink (name); + + arr[0] = &cb; + + cb.aio_fildes = fd; + cb.aio_lio_opcode = LIO_WRITE; + cb.aio_reqprio = 0; + cb.aio_buf = (void *) buf; + cb.aio_nbytes = sizeof (buf) - 1; + cb.aio_sigevent.sigev_notify = SIGEV_THREAD; + cb.aio_sigevent.sigev_notify_function = thrfct; + cb.aio_sigevent.sigev_notify_attributes = NULL; + cb.aio_sigevent.sigev_value.sival_ptr = NULL; + + if (lio_listio (LIO_WAIT, arr, 1, NULL) < 0) + { + printf ("lio_listio failed: %m\n"); + return 1; + } + + if (flag != 0) + { + puts ("thread created, should not have happened"); + return 1; + } + + puts ("all OK"); + + return 0; +} + +#include "../test-skeleton.c" |