diff options
Diffstat (limited to 'tests/openat.c')
| -rw-r--r-- | tests/openat.c | 76 |
1 files changed, 72 insertions, 4 deletions
diff --git a/tests/openat.c b/tests/openat.c index 1d6765cf..8c97441a 100644 --- a/tests/openat.c +++ b/tests/openat.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2016 Katerina Koukiou <k.koukiou@gmail.com> + * Copyright (c) 2016-2018 The strace developers. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -28,17 +29,36 @@ #include "tests.h" #include <asm/unistd.h> -#if defined __NR_openat +#ifdef __NR_openat -# include <fcntl.h> +# include <asm/fcntl.h> # include <stdio.h> # include <unistd.h> +#ifdef O_TMPFILE +/* The kernel & C libraries often inline O_DIRECTORY. */ +# define STRACE_O_TMPFILE (O_TMPFILE & ~O_DIRECTORY) +#else +# define STRACE_O_TMPFILE 0 +#endif + +static const char sample[] = "openat.sample"; + +static void +test_mode_flag(unsigned int mode_val, const char *mode_str, + unsigned int flag_val, const char *flag_str) +{ + long rc = syscall(__NR_openat, -1, sample, mode_val | flag_val, 0); + printf("openat(-1, \"%s\", %s%s%s%s) = %s\n", + sample, mode_str, + flag_val ? "|" : "", flag_str, + flag_val & (O_CREAT | STRACE_O_TMPFILE) ? ", 000" : "", + sprintrc(rc)); +} + int main(void) { - static const char sample[] = "openat.sample"; - long fd = syscall(__NR_openat, -100, sample, O_RDONLY|O_CREAT, 0400); printf("openat(AT_FDCWD, \"%s\", O_RDONLY|O_CREAT, 0400) = %s\n", sample, sprintrc(fd)); @@ -53,6 +73,54 @@ main(void) sample, sprintrc(fd)); } + struct { + unsigned int val; + const char *str; + } modes[] = { + { ARG_STR(O_RDONLY) }, + { ARG_STR(O_WRONLY) }, + { ARG_STR(O_RDWR) }, + { ARG_STR(O_ACCMODE) } + }, flags[] = { + { ARG_STR(O_APPEND) }, + { ARG_STR(O_DIRECT) }, + { ARG_STR(O_DIRECTORY) }, + { ARG_STR(O_EXCL) }, + { ARG_STR(O_LARGEFILE) }, + { ARG_STR(O_NOATIME) }, + { ARG_STR(O_NOCTTY) }, + { ARG_STR(O_NOFOLLOW) }, + { ARG_STR(O_NONBLOCK) }, + { ARG_STR(O_SYNC) }, + { ARG_STR(O_TRUNC) }, + { ARG_STR(O_CREAT) }, +# ifdef O_CLOEXEC + { ARG_STR(O_CLOEXEC) }, +# endif +# ifdef O_DSYNC + { ARG_STR(O_DSYNC) }, +# endif +# ifdef __O_SYNC + { ARG_STR(__O_SYNC) }, +# endif +# ifdef O_PATH + { ARG_STR(O_PATH) }, +# endif +# ifdef O_TMPFILE + { ARG_STR(O_TMPFILE) }, +# endif +# ifdef __O_TMPFILE + { ARG_STR(__O_TMPFILE) }, +# endif + { ARG_STR(0x80000000) }, + { 0, "" } + }; + + for (unsigned int m = 0; m < ARRAY_SIZE(modes); ++m) + for (unsigned int f = 0; f < ARRAY_SIZE(flags); ++f) + test_mode_flag(modes[m].val, modes[m].str, + flags[f].val, flags[f].str); + puts("+++ exited with 0 +++"); return 0; } |