From 6a733fd4617c90cfc4bbf04bb251b07fc7940afa Mon Sep 17 00:00:00 2001 From: "Dmitry V. Levin" Date: Sun, 3 Jan 2016 21:56:05 +0000 Subject: [PATCH] tests/time.c: use libtests * tests/time.c: Use SKIP_MAIN_UNDEFINED. (main): Use perror_msg_and_skip and tail_alloc. --- tests/time.c | 35 ++++++++++++----------------------- 1 file changed, 12 insertions(+), 23 deletions(-) diff --git a/tests/time.c b/tests/time.c index 1d3632b7..f9fde5cb 100644 --- a/tests/time.c +++ b/tests/time.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015 Dmitry V. Levin + * Copyright (c) 2015-2016 Dmitry V. Levin * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -26,32 +26,25 @@ */ #include "tests.h" -#include -#include -#include -#include -#include #include #ifdef __NR_time +# include +# include +# include +# include + int main(void) { - const size_t page_len = sysconf(_SC_PAGESIZE); - - void *p = mmap(NULL, page_len * 2, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if (p == MAP_FAILED || mprotect(p + page_len, page_len, PROT_NONE)) - return 77; + time_t *p = tail_alloc(sizeof(time_t)); + time_t t = syscall(__NR_time, p); - time_t *p_t = p + page_len - sizeof(time_t); - time_t t = syscall(__NR_time, p_t); + if ((time_t) -1 == t) + perror_msg_and_skip("time"); - if ((time_t) -1 == t || t != *p_t) - return 77; - - printf("time([%jd]) = %jd\n", (intmax_t) t, (intmax_t) t); + printf("time([%jd]) = %jd\n", (intmax_t) *p, (intmax_t) t); puts("+++ exited with 0 +++"); return 0; @@ -59,10 +52,6 @@ main(void) #else -int -main(void) -{ - return 77; -} +SKIP_MAIN_UNDEFINED("__NR_time") #endif -- 2.40.0