diff options
| -rw-r--r-- | test/.gitignore | 1 | ||||
| -rw-r--r-- | test/signal/tst-signalfd.c | 63 |
2 files changed, 64 insertions, 0 deletions
diff --git a/test/.gitignore b/test/.gitignore index a39fbec48..a86135d8d 100644 --- a/test/.gitignore +++ b/test/.gitignore @@ -247,6 +247,7 @@ signal/sigchld signal/signal signal/tst-raise signal/tst-signal +signal/tst-signalfd signal/tst-sigset signal/tst-sigsimple silly/hello diff --git a/test/signal/tst-signalfd.c b/test/signal/tst-signalfd.c new file mode 100644 index 000000000..1fbb748aa --- /dev/null +++ b/test/signal/tst-signalfd.c @@ -0,0 +1,63 @@ +/* vi: set sw=4 ts=4 sts=4: */ +/* + * signalfd test for uClibc + * Copyright (C) 2012 by Kevin Cernekee <cernekee@gmail.com> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <errno.h> +#include <error.h> +#include <signal.h> +#include <sys/signalfd.h> +#include <sys/fcntl.h> + +static int +do_test(void) +{ + int fd, ret, result = 0; + struct signalfd_siginfo ssi; + sigset_t mask; + + sigemptyset(&mask); + sigaddset(&mask, SIGUSR1); + sigprocmask(SIG_BLOCK, &mask, NULL); + + fd = signalfd(-1, &mask, SFD_NONBLOCK); + if (fd < 0) { + printf("signalfd() failed: %s\n", strerror(errno)); + result = 1; + } + + /* this should return immediately with EAGAIN due to SFD_NONBLOCK */ + memset(&ssi, 0, sizeof(ssi)); + ret = read(fd, &ssi, sizeof(ssi)); + if (ret != -1 || errno != EAGAIN) { + error(0, 0, "first read() returned %d", ret); + result = 1; + } + + kill(getpid(), SIGUSR1); + + /* this should return a struct ssi indicating receipt of SIGUSR1 */ + ret = read(fd, &ssi, sizeof(ssi)); + if (ret != sizeof(ssi)) { + error(0, 0, "second read() returned %d", ret); + result = 1; + } + + if (ssi.ssi_signo != SIGUSR1) { + error(0, 0, "ssi contains bogus signo"); + result = 1; + } + + return result; +} + +#define TIMEOUT 5 +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |