diff options
Diffstat (limited to 'rt')
| -rw-r--r-- | rt/Makefile | 4 | ||||
| -rw-r--r-- | rt/tst-mqueue.h | 64 | ||||
| -rw-r--r-- | rt/tst-mqueue1.c | 19 | ||||
| -rw-r--r-- | rt/tst-mqueue5.c | 1014 | ||||
| -rw-r--r-- | rt/tst-mqueue6.c | 305 | ||||
| -rw-r--r-- | rt/tst-mqueue7.c | 109 | ||||
| -rw-r--r-- | rt/tst-timer3.c | 9 | ||||
| -rw-r--r-- | rt/tst-timer4.c | 624 |
8 files changed, 2115 insertions, 33 deletions
diff --git a/rt/Makefile b/rt/Makefile index 011bef3..24801c4 100644 --- a/rt/Makefile +++ b/rt/Makefile @@ -44,7 +44,7 @@ librt-routines = $(aio-routines) \ tests := tst-shm tst-clock tst-clock_nanosleep tst-timer tst-timer2 \ tst-aio tst-aio64 tst-aio2 tst-aio3 tst-aio4 tst-aio5 tst-aio6 \ tst-aio7 tst-mqueue1 tst-mqueue2 tst-mqueue3 tst-mqueue4 \ - tst-timer3 + tst-mqueue5 tst-mqueue6 tst-mqueue7 tst-timer3 tst-timer4 extra-libs := librt extra-libs-others := $(extra-libs) @@ -75,6 +75,8 @@ ifeq (yes,$(build-bounded)) $(tests:%=$(objpfx)%-bp): $(objpfx)librt_b.a $(bounded-thread-library) endif +tst-mqueue7-ARGS = -- $(built-program-cmd) + ifeq (yes,$(build-static-nss)) otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \ $(resolvobjdir)/libresolv.a diff --git a/rt/tst-mqueue.h b/rt/tst-mqueue.h index 3659795..8e73be5 100644 --- a/rt/tst-mqueue.h +++ b/rt/tst-mqueue.h @@ -21,42 +21,64 @@ #include <mqueue.h> #include <search.h> #include <stdlib.h> +#include <stdio.h> #include <string.h> +#include <sys/uio.h> +#include <unistd.h> -/* List of temporary files. */ -struct temp_mq_list -{ - struct qelem q; - char name[1]; -} *temp_mq_list; +static int temp_mq_fd; /* Add temporary files in list. */ static void __attribute__ ((unused)) add_temp_mq (const char *name) { - size_t len = strlen (name); - struct temp_mq_list *newp - = (struct temp_mq_list *) calloc (sizeof (*newp) + len, 1); - if (newp != NULL) + struct iovec iov[2]; + iov[0].iov_base = (char *) name; + iov[0].iov_len = strlen (name); + iov[1].iov_base = (char *) "\n"; + iov[1].iov_len = 1; + if (writev (temp_mq_fd, iov, 2) != iov[0].iov_len + 1) + printf ("Could not record temp mq filename %s\n", name); +} + +/* Delete all temporary message queues. */ +static void +do_cleanup (void) +{ + if (lseek (temp_mq_fd, 0, SEEK_SET) != 0) + return; + + FILE *f = fdopen (temp_mq_fd, "r"); + if (f == NULL) + return; + + char *line = NULL; + size_t n = 0; + ssize_t rets; + while ((rets = getline (&line, &n, f)) > 0) { - memcpy (newp->name, name, len + 1); - if (temp_mq_list == NULL) - temp_mq_list = (struct temp_mq_list *) &newp->q; - else - insque (newp, temp_mq_list); + if (line[rets - 1] != '\n') + continue; + + line[rets - 1] = '\0'; + mq_unlink (line); } + fclose (f); } -/* Delete all temporary files. */ static void -delete_temp_mqs (void) +do_prepare (void) { - while (temp_mq_list != NULL) + char name [] = "/tmp/tst-mqueueN.XXXXXX"; + temp_mq_fd = mkstemp (name); + if (temp_mq_fd == -1) { - mq_unlink (temp_mq_list->name); - temp_mq_list = (struct temp_mq_list *) temp_mq_list->q.q_forw; + printf ("Could not create temporary file %s: %m\n", name); + exit (1); } + unlink (name); } -#define CLEANUP_HANDLER delete_temp_mqs () +#define PREPARE(argc, argv) do_prepare () +#define CLEANUP_HANDLER do_cleanup () diff --git a/rt/tst-mqueue1.c b/rt/tst-mqueue1.c index a6f8fb5..db4065e 100644 --- a/rt/tst-mqueue1.c +++ b/rt/tst-mqueue1.c @@ -83,7 +83,7 @@ do_one_test (mqd_t q, const char *name, int nonblock) result = 1; } else - result = check_attrs (&attr, nonblock, 0); + result |= check_attrs (&attr, nonblock, 0); if (mq_receive (q, &v[0], 1, NULL) != -1) { @@ -156,7 +156,7 @@ do_one_test (mqd_t q, const char *name, int nonblock) result = 1; } else - result = check_attrs (&attr, nonblock, 10); + result |= check_attrs (&attr, nonblock, 10); pid_t pid = fork (); if (pid == -1) @@ -188,7 +188,7 @@ do_one_test (mqd_t q, const char *name, int nonblock) result = 1; } else - result = check_attrs (&attr, nonblock, 10); + result |= check_attrs (&attr, nonblock, 10); unsigned char vr[11] = { }; unsigned int prio; @@ -272,7 +272,7 @@ do_one_test (mqd_t q, const char *name, int nonblock) result = 1; } else - result = check_attrs (&attr, nonblock, 0); + result |= check_attrs (&attr, nonblock, 0); if (mq_close (q) != 0) { @@ -284,9 +284,10 @@ do_one_test (mqd_t q, const char *name, int nonblock) } int status; - if (waitpid (pid, &status, 0) != pid) + if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid) { printf ("waitpid failed: %m\n"); + kill (pid, SIGKILL); result = 1; } else if (!WIFEXITED (status) || WEXITSTATUS (status)) @@ -302,7 +303,7 @@ do_one_test (mqd_t q, const char *name, int nonblock) result = 1; } else - result = check_attrs (&attr, nonblock, 0); + result |= check_attrs (&attr, nonblock, 0); return result; } @@ -313,8 +314,8 @@ do_test (void) { int result = 0; - char name[sizeof "/tst-mqueue-" + sizeof (pid_t) * 3]; - snprintf (name, sizeof (name), "/tst-mqueue-%u", getpid ()); + char name[sizeof "/tst-mqueue1-" + sizeof (pid_t) * 3]; + snprintf (name, sizeof (name), "/tst-mqueue1-%u", getpid ()); struct mq_attr attr = { .mq_maxmsg = 10, .mq_msgsize = 1 }; mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_WRONLY, 0600, &attr); @@ -327,7 +328,7 @@ do_test (void) else add_temp_mq (name); - result = do_one_test (q, name, 0); + result |= do_one_test (q, name, 0); mqd_t q2 = mq_open (name, O_WRONLY | O_NONBLOCK); if (q2 == (mqd_t) -1) diff --git a/rt/tst-mqueue5.c b/rt/tst-mqueue5.c new file mode 100644 index 0000000..cdbad28 --- /dev/null +++ b/rt/tst-mqueue5.c @@ -0,0 +1,1014 @@ +/* Test mq_notify. + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <mqueue.h> +#include <limits.h> +#include <signal.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/mman.h> +#include <sys/time.h> +#include <sys/wait.h> +#include <time.h> +#include <unistd.h> +#include "tst-mqueue.h" + +#define TIMEOUT 3 + +#if _POSIX_THREADS +# include <pthread.h> + +volatile int rtmin_cnt; +volatile pid_t rtmin_pid; +volatile uid_t rtmin_uid; +volatile int rtmin_code; +volatile union sigval rtmin_sigval; + +static void +rtmin_handler (int sig, siginfo_t *info, void *ctx) +{ + if (sig != SIGRTMIN) + abort (); + ++rtmin_cnt; + rtmin_pid = info->si_pid; + rtmin_uid = info->si_uid; + rtmin_code = info->si_code; + rtmin_sigval = info->si_value; +} + +#define mqsend(q) (mqsend) (q, __LINE__) +static inline int +(mqsend) (mqd_t q, int line) +{ + char c; + if (mq_send (q, &c, 1, 1) != 0) + { + printf ("mq_send on line %d failed with: %m\n", line); + return 1; + } + return 0; +} + +#define mqrecv(q) (mqrecv) (q, __LINE__) +static inline int +(mqrecv) (mqd_t q, int line) +{ + char c; + ssize_t rets = TEMP_FAILURE_RETRY (mq_receive (q, &c, 1, NULL)); + if (rets != 1) + { + if (rets == -1) + printf ("mq_receive on line %d failed with: %m\n", line); + else + printf ("mq_receive on line %d returned %zd != 1\n", + line, rets); + return 1; + } + return 0; +} + +struct thr_data +{ + const char *name; + pthread_barrier_t *b3; + mqd_t q; +}; + +static void * +thr (void *arg) +{ + pthread_barrier_t *b3 = ((struct thr_data *)arg)->b3; + mqd_t q = ((struct thr_data *)arg)->q; + const char *name = ((struct thr_data *)arg)->name; + int result = 0; + + result |= mqrecv (q); + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been sent. */ + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should trigger notification. */ + + (void) pthread_barrier_wait (b3); + + if (rtmin_cnt != 2) + { + puts ("SIGRTMIN signal in child did not arrive"); + result = 1; + } + else if (rtmin_pid != getppid () + || rtmin_uid != getuid () + || rtmin_code != SI_MESGQ + || rtmin_sigval.sival_int != 0xdeadbeef) + { + printf ("unexpected siginfo_t fields: pid %u (%u), uid %u (%u), code %d (%d), si_int %d (%d)\n", + rtmin_pid, getppid (), rtmin_uid, getuid (), + rtmin_code, SI_MESGQ, rtmin_sigval.sival_int, 0xdeadbeef); + result = 1; + } + + struct sigevent ev; + memset (&ev, 0x82, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (mq_notify (q, &ev) != 0) + { + printf ("mq_notify in thread (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + if (mq_notify (q, NULL) != 0) + { + printf ("mq_notify in thread (q, NULL) failed with: %m\n"); + result = 1; + } + + result |= mqrecv (q); + + (void) pthread_barrier_wait (b3); + + /* Child calls mq_notify (q, { SIGEV_SIGNAL }). */ + + (void) pthread_barrier_wait (b3); + + if (mq_notify (q, NULL) != 0) + { + printf ("second mq_notify in thread (q, NULL) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should not trigger notification. */ + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been received. */ + /* Child calls mq_notify (q, { SIGEV_SIGNAL }). */ + + (void) pthread_barrier_wait (b3); + + mqd_t q4 = mq_open (name, O_RDONLY); + if (q4 == (mqd_t) -1) + { + printf ("mq_open in thread failed with: %m\n"); + result = 1; + } + + if (mq_notify (q4, NULL) != 0) + { + printf ("mq_notify in thread (q4, NULL) failed with: %m\n"); + result = 1; + } + + if (mq_close (q4) != 0) + { + printf ("mq_close in thread failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should not trigger notification. */ + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been received. */ + /* Child calls mq_notify (q, { SIGEV_SIGNAL }). */ + + (void) pthread_barrier_wait (b3); + + mqd_t q5 = mq_open (name, O_WRONLY); + if (q5 == (mqd_t) -1) + { + printf ("mq_open O_WRONLY in thread failed with: %m\n"); + result = 1; + } + + if (mq_notify (q5, NULL) != 0) + { + printf ("mq_notify in thread (q5, NULL) failed with: %m\n"); + result = 1; + } + + if (mq_close (q5) != 0) + { + printf ("mq_close in thread failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should not trigger notification. */ + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been received. */ + + return (void *) (long) result; +} + +static void +do_child (const char *name, pthread_barrier_t *b2, pthread_barrier_t *b3, + mqd_t q) +{ + int result = 0; + + struct sigevent ev; + memset (&ev, 0x55, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_ptr = &ev; + if (mq_notify (q, &ev) == 0) + { + puts ("first mq_notify in child (q, { SIGEV_SIGNAL }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("first mq_notify in child (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Parent calls mqsend (q), which makes notification available. */ + + (void) pthread_barrier_wait (b2); + + rtmin_cnt = 0; + + if (mq_notify (q, &ev) != 0) + { + printf ("second mq_notify in child (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + if (rtmin_cnt != 0) + { + puts ("SIGRTMIN signal in child caught too early"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Parent unsuccessfully attempts to mq_notify. */ + /* Parent calls mqsend (q), which makes notification available + and triggers a signal in the child. */ + /* Parent successfully calls mq_notify SIGEV_SIGNAL. */ + + (void) pthread_barrier_wait (b2); + + if (rtmin_cnt != 1) + { + puts ("SIGRTMIN signal in child did not arrive"); + result = 1; + } + else if (rtmin_pid != getppid () + || rtmin_uid != getuid () + || rtmin_code != SI_MESGQ + || rtmin_sigval.sival_ptr != &ev) + { + printf ("unexpected siginfo_t fields: pid %u (%u), uid %u (%u), code %d (%d), si_ptr %p (%p)\n", + rtmin_pid, getppid (), rtmin_uid, getuid (), + rtmin_code, SI_MESGQ, rtmin_sigval.sival_ptr, &ev); + result = 1; + } + + result |= mqsend (q); + + (void) pthread_barrier_wait (b2); + + /* Parent verifies caught SIGRTMIN. */ + + mqd_t q2 = mq_open (name, O_RDWR); + if (q2 == (mqd_t) -1) + { + printf ("mq_open in child failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Parent mq_open's another mqd_t for the same queue (q3). */ + + memset (&ev, 0x11, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_ptr = &ev; + if (mq_notify (q2, &ev) != 0) + { + printf ("mq_notify in child (q2, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Parent unsuccessfully attempts to mq_notify { SIGEV_NONE } on q. */ + + (void) pthread_barrier_wait (b2); + + if (mq_close (q2) != 0) + { + printf ("mq_close failed: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Parent successfully calls mq_notify { SIGEV_NONE } on q3. */ + + (void) pthread_barrier_wait (b2); + + memset (&ev, 0xbb, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_ptr = &b2; + if (mq_notify (q, &ev) == 0) + { + puts ("third mq_notify in child (q, { SIGEV_SIGNAL }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("third mq_notify in child (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Parent calls mq_close on q3, which makes the queue available again for + notification. */ + + (void) pthread_barrier_wait (b2); + + memset (&ev, 0x13, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (mq_notify (q, &ev) != 0) + { + printf ("mq_notify in child (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + if (mq_notify (q, NULL) != 0) + { + printf ("mq_notify in child (q, NULL) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + struct thr_data thr_data = { .name = name, .b3 = b3, .q = q }; + pthread_t th; + int ret = pthread_create (&th, NULL, thr, &thr_data); + if (ret) + { + errno = ret; + printf ("pthread_created failed with: %m\n"); + result = 1; + } + + /* Wait till thr calls mq_receive on the empty queue q and blocks on it. */ + sleep (1); + + memset (&ev, 0x5f, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_int = 0xdeadbeef; + if (mq_notify (q, &ev) != 0) + { + printf ("fourth mq_notify in child (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Parent calls mqsend (q), which should wake up mqrecv (q) + in the thread but no notification should be sent. */ + + (void) pthread_barrier_wait (b3); + + if (rtmin_cnt != 1) + { + puts ("SIGRTMIN signal caught while thr was blocked on mq_receive"); + result = 1; + } + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should trigger notification. */ + + (void) pthread_barrier_wait (b3); + + /* Thread verifies SIGRTMIN has been received. */ + /* Thread calls mq_notify (q, { SIGEV_NONE }) to verify notification is now + available for registration. */ + /* Thread calls mq_notify (q, NULL). */ + + (void) pthread_barrier_wait (b3); + + memset (&ev, 0x6a, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_ptr = do_child; + if (mq_notify (q, &ev) != 0) + { + printf ("fifth mq_notify in child (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b3); + + /* Thread calls mq_notify (q, NULL), which should unregister the above + notification. */ + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should not trigger notification. */ + + (void) pthread_barrier_wait (b3); + + if (rtmin_cnt != 2) + { + puts ("SIGRTMIN signal caught while notification has been disabled"); + result = 1; + } + + memset (&ev, 0x7b, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_ptr = thr; + if (mq_notify (q, &ev) != 0) + { + printf ("sixth mq_notify in child (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b3); + + /* Thread opens a new O_RDONLY mqd_t (q4). */ + /* Thread calls mq_notify (q4, NULL), which should unregister the above + notification. */ + /* Thread calls mq_close (q4). */ + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should not trigger notification. */ + + (void) pthread_barrier_wait (b3); + + if (rtmin_cnt != 2) + { + puts ("SIGRTMIN signal caught while notification has been disabled"); + result = 1; + } + + memset (&ev, 0xe1, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_int = 127; + if (mq_notify (q, &ev) != 0) + { + printf ("seventh mq_notify in child (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b3); + + /* Thread opens a new O_WRONLY mqd_t (q5). */ + /* Thread calls mq_notify (q5, NULL), which should unregister the above + notification. */ + /* Thread calls mq_close (q5). */ + + (void) pthread_barrier_wait (b3); + + /* Parent calls mqsend (q), which should not trigger notification. */ + + (void) pthread_barrier_wait (b3); + + if (rtmin_cnt != 2) + { + puts ("SIGRTMIN signal caught while notification has been disabled"); + result = 1; + } + + void *thr_ret; + ret = pthread_join (th, &thr_ret); + if (ret) + { + errno = ret; + printf ("pthread_join failed: %m\n"); + result = 1; + } + else if (thr_ret) + result = 1; + + if (mq_close (q) != 0) + { + printf ("mq_close failed: %m\n"); + result = 1; + } + + exit (result); +} + +#define TEST_FUNCTION do_test () +static int +do_test (void) +{ + int result = 0; + + char tmpfname[] = "/tmp/tst-mqueue5-barrier.XXXXXX"; + int fd = mkstemp (tmpfname); + if (fd == -1) + { + printf ("cannot open temporary file: %m\n"); + return 1; + } + + /* Make sure it is always removed. */ + unlink (tmpfname); + + /* Create one page of data. */ + size_t ps = sysconf (_SC_PAGESIZE); + char data[ps]; + memset (data, '\0', ps); + + /* Write the data to the file. */ + if (write (fd, data, ps) != (ssize_t) ps) + { + puts ("short write"); + return 1; + } + + void *mem = mmap (NULL, ps, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); + if (mem == MAP_FAILED) + { + printf ("mmap failed: %m\n"); + return 1; + } + + pthread_barrier_t *b2; + b2 = (pthread_barrier_t *) (((uintptr_t) mem + __alignof (pthread_barrier_t)) + & ~(__alignof (pthread_barrier_t) - 1)); + + pthread_barrier_t *b3; + b3 = b2 + 1; + + pthread_barrierattr_t a; + if (pthread_barrierattr_init (&a) != 0) + { + puts ("barrierattr_init failed"); + return 1; + } + + if (pthread_barrierattr_setpshared (&a, PTHREAD_PROCESS_SHARED) != 0) + { + puts ("barrierattr_setpshared failed, could not test"); + return 0; + } + + if (pthread_barrier_init (b2, &a, 2) != 0) + { + puts ("barrier_init failed"); + return 1; + } + + if (pthread_barrier_init (b3, &a, 3) != 0) + { + puts ("barrier_init failed"); + return 1; + } + + if (pthread_barrierattr_destroy (&a) != 0) + { + puts ("barrierattr_destroy failed"); + return 1; + } + + char name[sizeof "/tst-mqueue5-" + sizeof (pid_t) * 3]; + snprintf (name, sizeof (name), "/tst-mqueue5-%u", getpid ()); + + struct mq_attr attr = { .mq_maxmsg = 1, .mq_msgsize = 1 }; + mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_RDWR, 0600, &attr); + + if (q == (mqd_t) -1) + { + printf ("mq_open failed with: %m\n"); + return result; + } + else + add_temp_mq (name); + + struct sigevent ev; + memset (&ev, 0xaa, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (mq_notify (q, &ev) != 0) + { + printf ("mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + if (mq_notify (q, &ev) == 0) + { + puts ("second mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("second mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + result |= mqsend (q); + + if (mq_notify (q, &ev) != 0) + { + printf ("third mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + result |= mqrecv (q); + + if (mq_notify (q, NULL) != 0) + { + printf ("mq_notify (q, NULL) failed with: %m\n"); + result = 1; + } + + if (mq_notify (q, NULL) != 0) + { + /* Implementation-defined behaviour, so don't fail, + just inform. */ + printf ("second mq_notify (q, NULL) failed with: %m\n"); + } + + struct sigaction sa = { .sa_sigaction = rtmin_handler, + .sa_flags = SA_SIGINFO }; + sigemptyset (&sa.sa_mask); + sigaction (SIGRTMIN, &sa, NULL); + + memset (&ev, 0x55, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_int = 26; + if (mq_notify (q, &ev) != 0) + { + printf ("mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + ev.sigev_value.sival_ptr = &ev; + if (mq_notify (q, &ev) == 0) + { + puts ("second mq_notify (q, { SIGEV_SIGNAL }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("second mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + if (rtmin_cnt != 0) + { + puts ("SIGRTMIN signal caught too early"); + result = 1; + } + + result |= mqsend (q); + + if (rtmin_cnt != 1) + { + puts ("SIGRTMIN signal did not arrive"); + result = 1; + } + else if (rtmin_pid != getpid () + || rtmin_uid != getuid () + || rtmin_code != SI_MESGQ + || rtmin_sigval.sival_int != 26) + { + printf ("unexpected siginfo_t fields: pid %u (%u), uid %u (%u), code %d (%d), si_int %d (26)\n", + rtmin_pid, getpid (), rtmin_uid, getuid (), + rtmin_code, SI_MESGQ, rtmin_sigval.sival_int); + result = 1; + } + + ev.sigev_value.sival_int = 75; + if (mq_notify (q, &ev) != 0) + { + printf ("third mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + result |= mqrecv (q); + + if (mq_notify (q, NULL) != 0) + { + printf ("mq_notify (q, NULL) failed with: %m\n"); + result = 1; + } + + memset (&ev, 0x33, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (mq_notify (q, &ev) != 0) + { + printf ("fourth mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + pid_t pid = fork (); + if (pid == -1) + { + printf ("fork () failed: %m\n"); + mq_unlink (name); + return 1; + } + + if (pid == 0) + do_child (name, b2, b3, q); + + /* Child unsuccessfully attempts to mq_notify. */ + + (void) pthread_barrier_wait (b2); + + result |= mqsend (q); + + (void) pthread_barrier_wait (b2); + + /* Child successfully calls mq_notify SIGEV_SIGNAL now. */ + + result |= mqrecv (q); + + (void) pthread_barrier_wait (b2); + + memset (&ev, 0xbb, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_int = 15; + if (mq_notify (q, &ev) == 0) + { + puts ("fourth mq_notify (q, { SIGEV_SIGNAL }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("fourth mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + result |= mqsend (q); + + if (mq_notify (q, &ev) != 0) + { + printf ("fifth mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n"); + result = 1; + } + + if (rtmin_cnt != 1) + { + puts ("SIGRTMIN signal caught too early"); + result = 1; + } + + result |= mqrecv (q); + + (void) pthread_barrier_wait (b2); + + /* Child verifies caught SIGRTMIN signal. */ + /* Child calls mq_send (q) which triggers SIGRTMIN signal here. */ + + (void) pthread_barrier_wait (b2); + + /* Child mq_open's another mqd_t for the same queue (q2). */ + + if (rtmin_cnt != 2) + { + puts ("SIGRTMIN signal did not arrive"); + result = 1; + } + else if (rtmin_pid != pid + || rtmin_uid != getuid () + || rtmin_code != SI_MESGQ + || rtmin_sigval.sival_int != 15) + { + printf ("unexpected siginfo_t fields: pid %u (%u), uid %u (%u), code %d (%d), si_int %d (15)\n", + rtmin_pid, pid, rtmin_uid, getuid (), + rtmin_code, SI_MESGQ, rtmin_sigval.sival_int); + result = 1; + } + + result |= mqrecv (q); + + (void) pthread_barrier_wait (b2); + + /* Child successfully calls mq_notify { SIGEV_SIGNAL } on q2. */ + + (void) pthread_barrier_wait (b2); + + memset (&ev, 0xbb, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (mq_notify (q, &ev) == 0) + { + puts ("fifth mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("fifth mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Child calls mq_close on q2, which makes the queue available again for + notification. */ + + mqd_t q3 = mq_open (name, O_RDWR); + if (q3 == (mqd_t) -1) + { + printf ("mq_open q3 in parent failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + memset (&ev, 0x12, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (mq_notify (q3, &ev) != 0) + { + printf ("mq_notify (q3, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Child unsuccessfully attempts to mq_notify { SIGEV_SIGNAL } on q. */ + + (void) pthread_barrier_wait (b2); + + if (mq_close (q3) != 0) + { + printf ("mq_close failed: %m\n"); + result = 1; + } + + (void) pthread_barrier_wait (b2); + + /* Child successfully calls mq_notify { SIGEV_NONE } on q. */ + /* Child successfully calls mq_notify NULL on q. */ + + (void) pthread_barrier_wait (b2); + + /* Child creates new thread. */ + /* Thread blocks on mqrecv (q). */ + /* Child sleeps for 1sec so that thread has time to reach that point. */ + /* Child successfully calls mq_notify { SIGEV_SIGNAL } on q. */ + + (void) pthread_barrier_wait (b2); + + result |= mqsend (q); + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been sent. */ + + (void) pthread_barrier_wait (b3); + + result |= mqsend (q); + + (void) pthread_barrier_wait (b3); + + /* Thread verifies SIGRTMIN has been caught. */ + /* Thread calls mq_notify (q, { SIGEV_NONE }) to verify notification is now + available for registration. */ + /* Thread calls mq_notify (q, NULL). */ + + (void) pthread_barrier_wait (b3); + + /* Child calls mq_notify (q, { SIGEV_SIGNAL }). */ + + (void) pthread_barrier_wait (b3); + + /* Thread calls mq_notify (q, NULL). */ + + (void) pthread_barrier_wait (b3); + + result |= mqsend (q); + result |= mqrecv (q); + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been sent. */ + /* Child calls mq_notify (q, { SIGEV_SIGNAL }). */ + + (void) pthread_barrier_wait (b3); + + /* Thread opens a new O_RDONLY mqd_t (q4). */ + /* Thread calls mq_notify (q4, NULL). */ + /* Thread calls mq_close (q4). */ + + (void) pthread_barrier_wait (b3); + + result |= mqsend (q); + result |= mqrecv (q); + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been sent. */ + /* Child calls mq_notify (q, { SIGEV_SIGNAL }). */ + + (void) pthread_barrier_wait (b3); + + /* Thread opens a new O_WRONLY mqd_t (q5). */ + /* Thread calls mq_notify (q5, NULL). */ + /* Thread calls mq_close (q5). */ + + (void) pthread_barrier_wait (b3); + + result |= mqsend (q); + result |= mqrecv (q); + + (void) pthread_barrier_wait (b3); + + /* Child verifies SIGRTMIN has not been sent. */ + + int status; + if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid) + { + puts ("waitpid failed"); + kill (pid, SIGKILL); + result = 1; + } + else if (!WIFEXITED (status) || WEXITSTATUS (status)) + { + printf ("child failed with status %d\n", status); + result = 1; + } + + if (mq_unlink (name) != 0) + { + printf ("mq_unlink failed: %m\n"); + result = 1; + } + + if (mq_close (q) != 0) + { + printf ("mq_close failed: %m\n"); + result = 1; + } + + if (mq_notify (q, NULL) == 0) + { + puts ("mq_notify on closed mqd_t unexpectedly succeeded"); + result = 1; + } + else if (errno != EBADF) + { + printf ("mq_notify on closed mqd_t did not fail with EBADF: %m\n"); + result = 1; + } + + memset (&ev, 0x55, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (mq_notify (q, &ev) == 0) + { + puts ("mq_notify on closed mqd_t unexpectedly succeeded"); + result = 1; + } + else if (errno != EBADF) + { + printf ("mq_notify on closed mqd_t did not fail with EBADF: %m\n"); + result = 1; + } + + return result; +} +#else +# define TEST_FUNCTION 0 +#endif + +#include "../test-skeleton.c" diff --git a/rt/tst-mqueue6.c b/rt/tst-mqueue6.c new file mode 100644 index 0000000..f4fdb02 --- /dev/null +++ b/rt/tst-mqueue6.c @@ -0,0 +1,305 @@ +/* Test mq_notify. + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <mqueue.h> +#include <limits.h> +#include <signal.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/mman.h> +#include <sys/time.h> +#include <sys/wait.h> +#include <time.h> +#include <unistd.h> +#include "tst-mqueue.h" + +#if _POSIX_THREADS +# include <pthread.h> + +#define mqsend(q) (mqsend) (q, __LINE__) +static inline int +(mqsend) (mqd_t q, int line) +{ + char c; + if (mq_send (q, &c, 1, 1) != 0) + { + printf ("mq_send on line %d failed with: %m\n", line); + return 1; + } + return 0; +} + +#define mqrecv(q) (mqrecv) (q, __LINE__) +static inline int +(mqrecv) (mqd_t q, int line) +{ + char c; + ssize_t rets = TEMP_FAILURE_RETRY (mq_receive (q, &c, 1, NULL)); + if (rets != 1) + { + if (rets == -1) + printf ("mq_receive on line %d failed with: %m\n", line); + else + printf ("mq_receive on line %d returned %zd != 1\n", + line, rets); + return 1; + } + return 0; +} + +volatile int fct_cnt, fct_err; +size_t fct_guardsize; + +static void +fct (union sigval s) +{ + mqd_t q = *(mqd_t *) s.sival_ptr; + + pthread_attr_t nattr; + int ret = pthread_getattr_np (pthread_self (), &nattr); + if (ret) + { + errno = ret; + printf ("pthread_getattr_np failed: %m\n"); + fct_err = 1; + } + else + { + ret = pthread_attr_getguardsize (&nattr, &fct_guardsize); + if (ret) + { + errno = ret; + printf ("pthread_attr_getguardsize failed: %m\n"); + fct_err = 1; + } + if (pthread_attr_destroy (&nattr) != 0) + { + puts ("pthread_attr_destroy failed"); + fct_err = 1; + } + } + + ++fct_cnt; + fct_err |= mqsend (q); +} + +#define TEST_FUNCTION do_test () +static int +do_test (void) +{ + int result = 0; + + char name[sizeof "/tst-mqueue6-" + sizeof (pid_t) * 3]; + snprintf (name, sizeof (name), "/tst-mqueue6-%u", getpid ()); + + struct mq_attr attr = { .mq_maxmsg = 1, .mq_msgsize = 1 }; + mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_RDWR, 0600, &attr); + + if (q == (mqd_t) -1) + { + printf ("mq_open failed with: %m\n"); + return result; + } + else + add_temp_mq (name); + + pthread_attr_t nattr; + if (pthread_attr_init (&nattr) + || pthread_attr_setguardsize (&nattr, 0)) + { + puts ("pthread_attr_t setup failed"); + result = 1; + } + + fct_guardsize = 1; + + struct sigevent ev; + memset (&ev, 0xaa, sizeof (ev)); + ev.sigev_notify = SIGEV_THREAD; + ev.sigev_notify_function = fct; + ev.sigev_notify_attributes = &nattr; + ev.sigev_value.sival_ptr = &q; + if (mq_notify (q, &ev) != 0) + { + printf ("mq_notify (q, { SIGEV_THREAD }) failed with: %m\n"); + result = 1; + } + + size_t ps = sysconf (_SC_PAGESIZE); + if (pthread_attr_setguardsize (&nattr, 32 * ps)) + { + puts ("pthread_attr_t setup failed"); + result = 1; + } + + if (mq_notify (q, &ev) == 0) + { + puts ("second mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("second mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + if (fct_cnt != 0) + { + printf ("fct called too early (%d on %d)\n", fct_cnt, __LINE__); + result = 1; + } + + result |= mqsend (q); + + result |= mqrecv (q); + result |= mqrecv (q); + + if (fct_cnt != 1) + { + printf ("fct not called (%d on %d)\n", fct_cnt, __LINE__); + result = 1; + } + else if (fct_guardsize != 0) + { + printf ("fct_guardsize %zd != 0\n", fct_guardsize); + result = 1; + } + + if (mq_notify (q, &ev) != 0) + { + printf ("third mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + if (mq_notify (q, NULL) != 0) + { + printf ("mq_notify (q, NULL) failed with: %m\n"); + result = 1; + } + + memset (&ev, 0x11, sizeof (ev)); + ev.sigev_notify = SIGEV_THREAD; + ev.sigev_notify_function = fct; + ev.sigev_notify_attributes = &nattr; + ev.sigev_value.sival_ptr = &q; + if (mq_notify (q, &ev) != 0) + { + printf ("mq_notify (q, { SIGEV_THREAD }) failed with: %m\n"); + result = 1; + } + + if (pthread_attr_setguardsize (&nattr, 0)) + { + puts ("pthread_attr_t setup failed"); + result = 1; + } + + if (mq_notify (q, &ev) == 0) + { + puts ("second mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded"); + result = 1; + } + else if (errno != EBUSY) + { + printf ("second mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + if (fct_cnt != 1) + { + printf ("fct called too early (%d on %d)\n", fct_cnt, __LINE__); + result = 1; + } + + result |= mqsend (q); + + result |= mqrecv (q); + result |= mqrecv (q); + + if (fct_cnt != 2) + { + printf ("fct not called (%d on %d)\n", fct_cnt, __LINE__); + result = 1; + } + else if (fct_guardsize != 32 * ps) + { + printf ("fct_guardsize %zd != %zd\n", fct_guardsize, 32 * ps); + result = 1; + } + + if (mq_notify (q, &ev) != 0) + { + printf ("third mq_notify (q, { SIGEV_NONE }) failed with: %m\n"); + result = 1; + } + + if (mq_notify (q, NULL) != 0) + { + printf ("mq_notify (q, NULL) failed with: %m\n"); + result = 1; + } + + if (pthread_attr_destroy (&nattr) != 0) + { + puts ("pthread_attr_destroy failed"); + result = 1; + } + + if (mq_unlink (name) != 0) + { + printf ("mq_unlink failed: %m\n"); + result = 1; + } + + if (mq_close (q) != 0) + { + printf ("mq_close failed: %m\n"); + result = 1; + } + + memset (&ev, 0x55, sizeof (ev)); + ev.sigev_notify = SIGEV_THREAD; + ev.sigev_notify_function = fct; + ev.sigev_notify_attributes = NULL; + ev.sigev_value.sival_int = 0; + if (mq_notify (q, &ev) == 0) + { + puts ("mq_notify on closed mqd_t unexpectedly succeeded"); + result = 1; + } + else if (errno != EBADF) + { + printf ("mq_notify on closed mqd_t did not fail with EBADF: %m\n"); + result = 1; + } + + if (fct_err) + result = 1; + return result; +} +#else +# define TEST_FUNCTION 0 +#endif + +#include "../test-skeleton.c" diff --git a/rt/tst-mqueue7.c b/rt/tst-mqueue7.c new file mode 100644 index 0000000..35fd56d --- /dev/null +++ b/rt/tst-mqueue7.c @@ -0,0 +1,109 @@ +/* Test all open message queues descriptors are closed during exec*. + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <mqueue.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/wait.h> +#include <time.h> +#include <unistd.h> + +#define OPT_AFTEREXEC 20000 + +static mqd_t after_exec = (mqd_t) -1; + +#define CMDLINE_OPTIONS \ + { "after-exec", required_argument, NULL, OPT_AFTEREXEC }, + +#define CMDLINE_PROCESS \ + case OPT_AFTEREXEC: \ + after_exec = (mqd_t) strtoul (optarg, NULL, 0); \ + break; + +static int +do_after_exec (void) +{ + int result = 0; + + struct mq_attr attr; + if (mq_getattr (after_exec, &attr) == 0) + { + puts ("mq_getattr after exec unexpectedly succeeded"); + result = 1; + } + else if (errno != EBADF) + { + printf ("mq_getattr after exec did not fail with EBADF: %m\n"); + result = 1; + } + + return result; +} + +static int +do_test (int argc, char **argv) +{ + if (after_exec != (mqd_t) -1) + return do_after_exec (); + + char name[sizeof "/tst-mqueue7-" + sizeof (pid_t) * 3]; + snprintf (name, sizeof (name), "/tst-mqueue7-%u", getpid ()); + + struct mq_attr attr = { .mq_maxmsg = 10, .mq_msgsize = 1 }; + mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_WRONLY, 0600, &attr); + + if (q == (mqd_t) -1) + { + printf ("mq_open failed with: %m\n"); + return 0; + } + else if (mq_unlink (name) != 0) + { + printf ("mq_unlink failed with: %m\n"); + return 1; + } + + if (mq_getattr (q, &attr) != 0) + { + printf ("mq_getattr failed: %m\n"); + return 1; + } + + char after_exec_arg[sizeof "--after-exec=0x" + sizeof (long) * 3]; + snprintf (after_exec_arg, sizeof (after_exec_arg), + "--after-exec=0x%lx", (long) q); + + char *newargv[argc + 2]; + for (int i = 1; i < argc; ++i) + newargv[i - 1] = argv[i]; + newargv[argc - 1] = "--direct"; + newargv[argc] = after_exec_arg; + newargv[argc + 1] = NULL; + + /* Verify that exec* has the effect of mq_close (q). */ + execv (newargv[0], (char * const *) newargv); + printf ("execv failed: %m\n"); + return 1; +} + +#include "../test-skeleton.c" diff --git a/rt/tst-timer3.c b/rt/tst-timer3.c index 10b6309..8113f66 100644 --- a/rt/tst-timer3.c +++ b/rt/tst-timer3.c @@ -9,7 +9,8 @@ #include <sys/time.h> #include <sys/resource.h> #include <unistd.h> -#include <pthread.h> +#if _POSIX_THREADS +# include <pthread.h> /* Creating timers in another thread should work too. */ @@ -77,5 +78,9 @@ do_test (void) return 0; } -#define TEST_FUNCTION do_test () +# define TEST_FUNCTION do_test () +#else +# define TEST_FUNCTION 0 +#endif + #include "../test-skeleton.c" diff --git a/rt/tst-timer4.c b/rt/tst-timer4.c new file mode 100644 index 0000000..5665492 --- /dev/null +++ b/rt/tst-timer4.c @@ -0,0 +1,624 @@ +/* Tests for POSIX timer implementation. + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2004 + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser 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 <errno.h> +#include <signal.h> +#include <stdio.h> +#include <time.h> +#include <unistd.h> +#if _POSIX_THREADS +# include <pthread.h> + +pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; +pthread_cond_t cond = PTHREAD_COND_INITIALIZER; + +timer_t timer_none, timer_sig1, timer_sig2, timer_thr1, timer_thr2; + +int thr1_cnt, thr1_err; +union sigval thr1_sigval; +struct timespec thr1_ts; + +static void +thr1 (union sigval sigval) +{ + pthread_mutex_lock (&lock); + thr1_err = clock_gettime (CLOCK_REALTIME, &thr1_ts); + if (thr1_cnt >= 5) + { + struct itimerspec it = { }; + thr1_err |= timer_settime (timer_thr1, 0, &it, NULL); + } + thr1_sigval = sigval; + ++thr1_cnt; + pthread_cond_signal (&cond); + pthread_mutex_unlock (&lock); +} + +int thr2_cnt, thr2_err; +union sigval thr2_sigval; +size_t thr2_guardsize; +struct timespec thr2_ts; + +static void +thr2 (union sigval sigval) +{ + pthread_attr_t nattr; + int err = 0; + size_t guardsize = -1; + int ret = pthread_getattr_np (pthread_self (), &nattr); + if (ret) + { + errno = ret; + printf ("pthread_getattr_np failed: %m\n"); + err = 1; + } + else + { + ret = pthread_attr_getguardsize (&nattr, &guardsize); + if (ret) + { + errno = ret; + printf ("pthread_attr_getguardsize failed: %m\n"); + err = 1; + } + if (pthread_attr_destroy (&nattr) != 0) + { + puts ("pthread_attr_destroy failed"); + err = 1; + } + } + pthread_mutex_lock (&lock); + thr2_err = clock_gettime (CLOCK_REALTIME, &thr2_ts) | err; + if (thr2_cnt >= 5) + { + struct itimerspec it = { }; + thr2_err |= timer_settime (timer_thr2, 0, &it, NULL); + } + thr2_sigval = sigval; + ++thr2_cnt; + thr2_guardsize = guardsize; + pthread_cond_signal (&cond); + pthread_mutex_unlock (&lock); +} + +volatile int sig1_cnt, sig1_err; +volatile union sigval sig1_sigval; +struct timespec sig1_ts; + +static void +sig1_handler (int sig, siginfo_t *info, void *ctx) +{ + int err = 0; + if (sig != SIGRTMIN) err |= 1 << 0; + if (info->si_signo != SIGRTMIN) err |= 1 << 1; + if (info->si_code != SI_TIMER) err |= 1 << 2; + if (clock_gettime (CLOCK_REALTIME, &sig1_ts) != 0) + err |= 1 << 3; + if (sig1_cnt >= 5) + { + struct itimerspec it = { }; + if (timer_settime (timer_sig1, 0, &it, NULL)) + err |= 1 << 4; + } + sig1_err |= err; + sig1_sigval = info->si_value; + ++sig1_cnt; +} + +volatile int sig2_cnt, sig2_err; +volatile union sigval sig2_sigval; +struct timespec sig2_ts; + +static void +sig2_handler (int sig, siginfo_t *info, void *ctx) +{ + int err = 0; + if (sig != SIGRTMIN + 1) err |= 1 << 0; + if (info->si_signo != SIGRTMIN + 1) err |= 1 << 1; + if (info->si_code != SI_TIMER) err |= 1 << 2; + if (clock_gettime (CLOCK_REALTIME, &sig2_ts) != 0) + err |= 1 << 3; + if (sig2_cnt >= 5) + { + struct itimerspec it = { }; + if (timer_settime (timer_sig2, 0, &it, NULL)) + err |= 1 << 4; + } + sig2_err |= err; + sig2_sigval = info->si_value; + ++sig2_cnt; +} + +/* Check if end is later or equal to start + nsec. */ +static int +check_ts (const char *name, const struct timespec *start, + const struct timespec *end, long msec) +{ + struct timespec ts = *start; + + ts.tv_sec += msec / 1000000; + ts.tv_nsec += (msec % 1000000) * 1000; + if (ts.tv_nsec >= 1000000000) + { + ++ts.tv_sec; + ts.tv_nsec -= 1000000000; + } + if (end->tv_sec < ts.tv_sec + || (end->tv_sec == ts.tv_sec && end->tv_nsec < ts.tv_nsec)) + { + printf ("timer %s invoked too soon: %ld.%09ld instead of expected %ld.%09ld\n", + name, (long) end->tv_sec, end->tv_nsec, + (long) ts.tv_sec, ts.tv_nsec); + return 1; + } + else + return 0; +} + +#define TIMEOUT 15 +#define TEST_FUNCTION do_test () +static int +do_test (void) +{ + int result = 0; + + struct timespec ts; + if (clock_gettime (CLOCK_REALTIME, &ts) != 0) + { + printf ("clock_gettime failed: %m\n"); + result = 1; + } + else + printf ("clock_gettime returned timespec = { %ld, %ld }\n", + (long) ts.tv_sec, ts.tv_nsec); + + if (clock_getres (CLOCK_REALTIME, &ts) != 0) + { + printf ("clock_getres failed: %m\n"); + result = 1; + } + else + printf ("clock_getres returned timespec = { %ld, %ld }\n", + (long) ts.tv_sec, ts.tv_nsec); + + struct sigevent ev; + memset (&ev, 0x11, sizeof (ev)); + ev.sigev_notify = SIGEV_NONE; + if (timer_create (CLOCK_REALTIME, &ev, &timer_none) != 0) + { + printf ("timer_create for timer_none failed: %m\n"); + result = 1; + } + + struct sigaction sa = { .sa_sigaction = sig1_handler, + .sa_flags = SA_SIGINFO }; + sigemptyset (&sa.sa_mask); + sigaction (SIGRTMIN, &sa, NULL); + sa.sa_sigaction = sig2_handler; + sigaction (SIGRTMIN + 1, &sa, NULL); + + memset (&ev, 0x22, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN; + ev.sigev_value.sival_ptr = &ev; + if (timer_create (CLOCK_REALTIME, &ev, &timer_sig1) != 0) + { + printf ("timer_create for timer_sig1 failed: %m\n"); + result = 1; + } + + memset (&ev, 0x33, sizeof (ev)); + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGRTMIN + 1; + ev.sigev_value.sival_int = 163; + if (timer_create (CLOCK_REALTIME, &ev, &timer_sig2) != 0) + { + printf ("timer_create for timer_sig2 failed: %m\n"); + result = 1; + } + + memset (&ev, 0x44, sizeof (ev)); + ev.sigev_notify = SIGEV_THREAD; + ev.sigev_notify_function = thr1; + ev.sigev_notify_attributes = NULL; + ev.sigev_value.sival_ptr = &ev; + if (timer_create (CLOCK_REALTIME, &ev, &timer_thr1) != 0) + { + printf ("timer_create for timer_thr1 failed: %m\n"); + result = 1; + } + + pthread_attr_t nattr; + if (pthread_attr_init (&nattr) + || pthread_attr_setguardsize (&nattr, 0)) + { + puts ("pthread_attr_t setup failed"); + result = 1; + } + + memset (&ev, 0x55, sizeof (ev)); + ev.sigev_notify = SIGEV_THREAD; + ev.sigev_notify_function = thr2; + ev.sigev_notify_attributes = &nattr; + ev.sigev_value.sival_int = 111; + if (timer_create (CLOCK_REALTIME, &ev, &timer_thr2) != 0) + { + printf ("timer_create for timer_thr2 failed: %m\n"); + result = 1; + } + + int ret = timer_getoverrun (timer_thr1); + if (ret != 0) + { + if (ret == -1) + printf ("timer_getoverrun failed: %m\n"); + else + printf ("timer_getoverrun returned %d != 0\n", ret); + result = 1; + } + + struct itimerspec it; + it.it_value.tv_sec = 0; + it.it_value.tv_nsec = -26; + it.it_interval.tv_sec = 0; + it.it_interval.tv_nsec = 0; + if (timer_settime (timer_sig1, 0, &it, NULL) == 0) + { + puts ("timer_settime with negative tv_nsec unexpectedly succeeded"); + result = 1; + } + else if (errno != EINVAL) + { + printf ("timer_settime with negative tv_nsec did not fail with " + "EINVAL: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 100000; + it.it_interval.tv_nsec = 1000000000; + if (timer_settime (timer_sig2, 0, &it, NULL) == 0) + { + puts ("timer_settime with tv_nsec 1000000000 unexpectedly succeeded"); + result = 1; + } + else if (errno != EINVAL) + { + printf ("timer_settime with tv_nsec 1000000000 did not fail with " + "EINVAL: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 0; + it.it_interval.tv_nsec = -26; + if (timer_settime (timer_thr1, 0, &it, NULL) != 0) + { + printf ("timer_settime with it_value 0 it_interval invalid failed: %m\n"); + /* FIXME: is this mandated by POSIX? + result = 1; */ + } + + it.it_interval.tv_nsec = 3000000000; + if (timer_settime (timer_thr2, 0, &it, NULL) != 0) + { + printf ("timer_settime with it_value 0 it_interval invalid failed: %m\n"); + /* FIXME: is this mandated by POSIX? + result = 1; */ + } + + struct timespec startts; + if (clock_gettime (CLOCK_REALTIME, &startts) != 0) + { + printf ("clock_gettime failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 100000000; + it.it_interval.tv_nsec = 0; + if (timer_settime (timer_none, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_none failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 200000000; + if (timer_settime (timer_thr1, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_thr1 failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 300000000; + if (timer_settime (timer_thr2, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_thr2 failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 400000000; + if (timer_settime (timer_sig1, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_sig1 failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 500000000; + if (TEMP_FAILURE_RETRY (timer_settime (timer_sig2, 0, &it, NULL)) != 0) + { + printf ("timer_settime timer_sig2 failed: %m\n"); + result = 1; + } + + pthread_mutex_lock (&lock); + while (thr1_cnt == 0 || thr2_cnt == 0) + pthread_cond_wait (&cond, &lock); + pthread_mutex_unlock (&lock); + + while (sig1_cnt == 0 || sig2_cnt == 0) + { + ts.tv_sec = 0; + ts.tv_nsec = 100000000; + nanosleep (&ts, NULL); + } + + pthread_mutex_lock (&lock); + + if (thr1_cnt != 1) + { + printf ("thr1 not called exactly once, but %d times\n", thr1_cnt); + result = 1; + } + else if (thr1_err) + { + puts ("an error occurred in thr1"); + result = 1; + } + else if (thr1_sigval.sival_ptr != &ev) + { + printf ("thr1_sigval.sival_ptr %p != %p\n", thr1_sigval.sival_ptr, &ev); + result = 1; + } + else if (check_ts ("thr1", &startts, &thr1_ts, 200000)) + result = 1; + + if (thr2_cnt != 1) + { + printf ("thr2 not called exactly once, but %d times\n", thr2_cnt); + result = 1; + } + else if (thr2_err) + { + puts ("an error occurred in thr2"); + result = 1; + } + else if (thr2_sigval.sival_int != 111) + { + printf ("thr2_sigval.sival_ptr %d != 111\n", thr2_sigval.sival_int); + result = 1; + } + else if (check_ts ("thr2", &startts, &thr2_ts, 300000)) + result = 1; + else if (thr2_guardsize != 0) + { + printf ("thr2 guardsize %zd != 0\n", thr2_guardsize); + result = 1; + } + + pthread_mutex_unlock (&lock); + + if (sig1_cnt != 1) + { + printf ("sig1 not called exactly once, but %d times\n", sig1_cnt); + result = 1; + } + else if (sig1_err) + { + printf ("errors occurred in sig1 handler %x\n", sig1_err); + result = 1; + } + else if (sig1_sigval.sival_ptr != &ev) + { + printf ("sig1_sigval.sival_ptr %p != %p\n", sig1_sigval.sival_ptr, &ev); + result = 1; + } + else if (check_ts ("sig1", &startts, &sig1_ts, 400000)) + result = 1; + + if (sig2_cnt != 1) + { + printf ("sig2 not called exactly once, but %d times\n", sig2_cnt); + result = 1; + } + else if (sig2_err) + { + printf ("errors occurred in sig2 handler %x\n", sig2_err); + result = 1; + } + else if (sig2_sigval.sival_int != 163) + { + printf ("sig2_sigval.sival_ptr %d != 163\n", sig2_sigval.sival_int); + result = 1; + } + else if (check_ts ("sig2", &startts, &sig2_ts, 500000)) + result = 1; + + if (timer_gettime (timer_none, &it) != 0) + { + printf ("timer_gettime timer_none failed: %m\n"); + result = 1; + } + else if (it.it_value.tv_sec || it.it_value.tv_nsec + || it.it_interval.tv_sec || it.it_interval.tv_nsec) + { + printf ("timer_gettime timer_none returned { %ld.%09ld, %ld.%09ld }\n", + (long) it.it_value.tv_sec, it.it_value.tv_nsec, + (long) it.it_interval.tv_sec, it.it_interval.tv_nsec); + result = 1; + } + + if (clock_gettime (CLOCK_REALTIME, &startts) != 0) + { + printf ("clock_gettime failed: %m\n"); + result = 1; + } + + it.it_value.tv_sec = 1; + it.it_value.tv_nsec = 0; + it.it_interval.tv_sec = 0; + it.it_interval.tv_nsec = 100000000; + if (timer_settime (timer_none, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_none failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 100000000; + it.it_interval.tv_nsec = 200000000; + if (timer_settime (timer_thr1, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_thr1 failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 200000000; + it.it_interval.tv_nsec = 300000000; + if (timer_settime (timer_thr2, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_thr2 failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 300000000; + it.it_interval.tv_nsec = 400000000; + if (timer_settime (timer_sig1, 0, &it, NULL) != 0) + { + printf ("timer_settime timer_sig1 failed: %m\n"); + result = 1; + } + + it.it_value.tv_nsec = 400000000; + it.it_interval.tv_nsec = 500000000; + if (TEMP_FAILURE_RETRY (timer_settime (timer_sig2, 0, &it, NULL)) != 0) + { + printf ("timer_settime timer_sig2 failed: %m\n"); + result = 1; + } + + pthread_mutex_lock (&lock); + while (thr1_cnt < 6 || thr2_cnt < 6) + pthread_cond_wait (&cond, &lock); + pthread_mutex_unlock (&lock); + + while (sig1_cnt < 6 || sig2_cnt < 6) + { + ts.tv_sec = 0; + ts.tv_nsec = 100000000; + nanosleep (&ts, NULL); + } + + pthread_mutex_lock (&lock); + + if (thr1_err) + { + puts ("an error occurred in thr1"); + result = 1; + } + else if (check_ts ("thr1", &startts, &thr1_ts, 1100000 + 4 * 200000)) + result = 1; + + if (thr2_err) + { + puts ("an error occurred in thr2"); + result = 1; + } + else if (check_ts ("thr2", &startts, &thr2_ts, 1200000 + 4 * 300000)) + result = 1; + else if (thr2_guardsize != 0) + { + printf ("thr2 guardsize %zd != 0\n", thr2_guardsize); + result = 1; + } + + pthread_mutex_unlock (&lock); + + if (sig1_err) + { + printf ("errors occurred in sig1 handler %x\n", sig1_err); + result = 1; + } + else if (check_ts ("sig1", &startts, &sig1_ts, 1300000 + 4 * 400000)) + result = 1; + + if (sig2_err) + { + printf ("errors occurred in sig2 handler %x\n", sig2_err); + result = 1; + } + else if (check_ts ("sig2", &startts, &sig2_ts, 1400000 + 4 * 500000)) + result = 1; + + if (timer_gettime (timer_none, &it) != 0) + { + printf ("timer_gettime timer_none failed: %m\n"); + result = 1; + } + else if (it.it_interval.tv_sec || it.it_interval.tv_nsec != 100000000) + { + printf ("second timer_gettime timer_none returned it_interval %ld.%09ld\n", + (long) it.it_interval.tv_sec, it.it_interval.tv_nsec); + /* FIXME: For now disabled. + result = 1; */ + } + + if (timer_delete (timer_none) != 0) + { + printf ("timer_delete for timer_none failed: %m\n"); + result = 1; + } + + if (timer_delete (timer_sig1) != 0) + { + printf ("timer_delete for timer_sig1 failed: %m\n"); + result = 1; + } + + if (timer_delete (timer_sig2) != 0) + { + printf ("timer_delete for timer_sig2 failed: %m\n"); + result = 1; + } + + if (timer_delete (timer_thr1) != 0) + { + printf ("timer_delete for timer_thr1 failed: %m\n"); + result = 1; + } + + if (timer_delete (timer_thr2) != 0) + { + printf ("timer_delete for timer_thr2 failed: %m\n"); + result = 1; + } + return result; +} +#else +# define TEST_FUNCTION 0 +#endif + +#include "../test-skeleton.c" |