diff options
author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2003-11-04 07:28:06 +0000 |
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committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2003-11-04 07:28:06 +0000 |
commit | fdd40f245000a3b5bebc83e24e137190baf44e06 (patch) | |
tree | a58ed13f339a2a18b10aae02dd239e26812f6d12 /regress | |
parent | 5a4000d5e757fc698a7b416df1a4f5e128d0b592 (diff) |
a simpler test for __syscall args alignment
Diffstat (limited to 'regress')
-rw-r--r-- | regress/sys/kern/__syscall/__syscall.c | 36 |
1 files changed, 17 insertions, 19 deletions
diff --git a/regress/sys/kern/__syscall/__syscall.c b/regress/sys/kern/__syscall/__syscall.c index 62a75db735c..e7c45e3a9cc 100644 --- a/regress/sys/kern/__syscall/__syscall.c +++ b/regress/sys/kern/__syscall/__syscall.c @@ -1,35 +1,33 @@ -/* $OpenBSD: __syscall.c,v 1.3 2003/07/31 21:48:07 deraadt Exp $ */ +/* $OpenBSD: __syscall.c,v 1.4 2003/11/04 07:28:05 mickey Exp $ */ + /* - * Written by Artur Grabowski <art@openbsd.org> 2002 Public Domain. + * Written by Michael Shalayeff <mickey@openbsd.org> 2003 Public Domain. */ + #include <sys/types.h> #include <sys/syscall.h> -#include <sys/wait.h> #include <unistd.h> #include <stdlib.h> +#include <fcntl.h> #include <err.h> int -main(int argc, char *argv[]) +main(void) { - int status; - - switch(fork()) { - case -1: - err(1, "fork"); - case 0: - __syscall((u_int64_t)SYS_exit, (u_int64_t)17); - abort(); - } + extern off_t __syscall(); + off_t off; + int fd; - if (wait(&status) < 0) - err(1, "wait"); + if ((fd = open("/etc/passwd", O_RDONLY)) < 0) + err(1, "/etc/passwd"); - if (!WIFEXITED(status)) - errx(1, "child didn't exit gracefully"); + off = __syscall((u_int64_t)SYS_lseek, fd, 0, (off_t)1, SEEK_SET); + if (off < 0) + err(1, "lseek"); - if (WEXITSTATUS(status) != 17) - errx(1, "wrong exit status"); + off = __syscall((u_int64_t)SYS_lseek, fd, 0, (off_t)0, SEEK_CUR); + if (off != 1) + errx(1, "lseek: wrong position %llu", off); return 0; } |