123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
#include <sys/statvfs.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <assert.h>
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#include <fcntl.h>
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#include <err.h>
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#include <unistd.h>
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#define TRIALS 10
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#define SIZE 65536
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#define TMPPATH "/usr/tmp/"
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char *create_file(void)
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{
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char buf[SIZE]={0};
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char *p;
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ssize_t ntowrite, nwritten;
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int fd;
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char *filename;
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if((filename = mktemp(TMPPATH "statvfs_test_XXXXXXX")) == NULL) {
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err(1, "mktemp failed");
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}
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if((fd = open(filename, O_CREAT|O_WRONLY)) < 0) {
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err(1, "open failed");
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}
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ntowrite = SIZE;
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p = &buf[0];
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while(ntowrite > 0) {
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if((nwritten = write(fd, p, ntowrite)) < 0) {
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err(1, "write failed");
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}
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p += nwritten;
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ntowrite -= nwritten;
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}
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close(fd);
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return filename;
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}
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int main(int argc, char *argv[])
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{
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struct statvfs stats;
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unsigned long f_bsize, f_bsize_new;
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unsigned long f_frsize, f_frsize_new;
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fsblkcnt_t f_blocks, f_blocks_new;
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fsblkcnt_t f_bfree, f_bfree_new;
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fsblkcnt_t f_bavail, f_bavail_new;
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fsfilcnt_t f_files, f_files_new;
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fsfilcnt_t f_ffree, f_ffree_new;
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fsfilcnt_t f_favail, f_favail_new;
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unsigned long f_fsid, f_fsid_new;
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unsigned long f_flag, f_flag_new;
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unsigned long f_namemax, f_namemax_new;
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int i;
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printf("Test 55 ");
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for(i = 0; i < TRIALS; i++) {
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int r;
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char *filename;
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if(statvfs(TMPPATH, &stats) < 0) {
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perror("statvfs failed");
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return 1;
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}
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f_bsize = stats.f_bsize ;
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f_frsize = stats.f_frsize ;
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f_blocks = stats.f_blocks ;
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f_bfree = stats.f_bfree ;
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f_bavail = stats.f_bavail ;
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f_files = stats.f_files ;
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f_ffree = stats.f_ffree ;
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f_favail = stats.f_favail ;
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f_fsid = stats.f_fsid ;
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f_flag = stats.f_flag ;
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f_namemax = stats.f_namemax;
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filename = create_file();
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r = statvfs(TMPPATH, &stats);
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unlink(filename);
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if(r < 0) {
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perror("statvfs failed");
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return 1;
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}
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f_bsize_new = stats.f_bsize ;
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f_frsize_new = stats.f_frsize ;
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f_blocks_new = stats.f_blocks ;
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f_bfree_new = stats.f_bfree ;
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f_bavail_new = stats.f_bavail ;
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f_files_new = stats.f_files ;
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f_ffree_new = stats.f_ffree ;
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f_favail_new = stats.f_favail ;
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f_fsid_new = stats.f_fsid ;
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f_flag_new = stats.f_flag ;
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f_namemax_new = stats.f_namemax;
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if ((f_bsize == f_bsize_new) &&
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(f_frsize == f_frsize_new) &&
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(f_blocks == f_blocks_new) &&
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(f_bfree > f_bfree_new) &&
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(f_bavail > f_bavail_new) &&
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(f_files == f_files_new) &&
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(f_ffree == f_ffree_new + 1) &&
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(f_favail == f_favail_new + 1) &&
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(f_fsid == f_fsid_new) &&
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(f_flag == f_flag_new) &&
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(f_namemax == f_namemax_new) ) {
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printf("ok\n");
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return 0;
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}
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}
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return 1;
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}
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