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https://github.com/Zenithsiz/ftmemsim-valgrind.git
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65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
/* Test (somewhat) stats and stat. */
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#define _GNU_SOURCE
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#include "config.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <assert.h>
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#include <string.h>
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#include <sys/syscall.h>
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#if defined(MUSL_LIBC)
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/* musl has __NR_statx but not the structs that it needs */
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#undef __NR_statx
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#else
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#if !defined(HAVE_STRUCT_STATX_IN_SYS_STAT_H)
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#include <linux/stat.h>
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#endif /* HAVE_STRUCT_STATX_IN_SYS_STAT_H */
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#endif /* MUSL_LIBC */
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#include <errno.h>
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int check_stat2;
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#define field(fieldname,s) s->st_##fieldname
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#if defined(__NR_statx)
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#define checkfield(fieldname) \
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assert(!check_stat2 || stat1.st_##fieldname == stat2.stx_##fieldname)
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#else
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#define checkfield(fieldname) \
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assert(!check_stat2 || stat1.st_##fieldname == stat2.st_##fieldname)
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#endif
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int main (void)
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{
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struct stat stat1;
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memset(&stat1, 0x55, sizeof(stat1));
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assert (stat ("/tmp", &stat1) == 0);
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#if defined(__NR_statx)
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struct statx stat2;
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memset(&stat2, 0x22, sizeof(stat2));
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if (syscall (__NR_statx, 0, "/tmp", 0, STATX_ALL, &stat2) == 0)
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check_stat2 = 1;
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else {
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if (errno == ENOSYS)
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check_stat2 = 0; // Defined but not provided by kernel.
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else
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check_stat2 = 1; // Probably better fail ...
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}
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#else
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struct stat stat2;
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check_stat2 = 1;
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memset(&stat2, 0x22, sizeof(stat2));
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assert (stat ("/tmp", &stat2) == 0);
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#endif
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checkfield(nlink);
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checkfield(uid);
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checkfield(gid);
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checkfield(mode);
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checkfield(ino);
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return 0;
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}
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