mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-11 13:50:06 +00:00
9d187dd4ad
1997-01-23 Paul Eggert <eggert@twinsun.com> * mktime.c (mktime): Invoke __tzset, not __tzset_internal, to set tz, so that tzname is set as POSIX requires. Fri Jan 24 02:49:18 1997 Ulrich Drepper <drepper@cygnus.com> * dirent/dirent.h: Declare readdir_r also when __USE_POSIX. * grp/grp.h: Declare *_r functions also when __USE_POSIX. * pwd/pwd.h: Likewise. * time/time.h: Likewise. * posix/unistd.h: Declare ttyname_r also when __USE_POSIX. * string/string.h: Declare strtok_r also when __USE_POSIX. * stdio-common/bug7.c: Use tmpnam to generate names for test files. * stdio-common/tmpnam.c: Update copyright. * stdio-common/tmpnam_r.c: Likewise. * sysdeps/unix/sysv/linux/alpha/sys/kernel_termios.h: Protect against multiple inclusion. Include <termbits.h>. * sysdeps/unix/sysv/linux/sys/kernel_termios.h: Likewise. * sysdeps/unix/sysv/linux/net/if.h: Update according to recent kernel headers. Patch by Philip Blundell <pjb27@cam.ac.uk>. Thu Jan 23 17:42:00 1997 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/sparc/clone.S: Correct author attribution. * sysdeps/unix/sysv/linux/net/if_arp (MAX_ADDR_LEN): Add definition. Thu Jan 23 14:20:34 1997 Ulrich Drepper <drepper@cygnus.com> * time/tzfile.c (__tzfile_read): Don't allow arbitrary files to be read when running a setuid program.
70 lines
1.2 KiB
C
70 lines
1.2 KiB
C
/* Regression test for fseek and freopen bugs. */
|
|
|
|
#include <stdio.h>
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
int lose = 0;
|
|
char filename[L_tmpnam];
|
|
FILE *fp;
|
|
|
|
if (tmpnam (filename) == NULL)
|
|
{
|
|
printf ("tmpnam failed\n");
|
|
lose = 1;
|
|
}
|
|
else
|
|
{
|
|
fp = fopen (filename, "w+");
|
|
fprintf (fp, "Hello world!\n");
|
|
fflush (fp);
|
|
fseek (fp, 5L, SEEK_SET);
|
|
if (fseek (fp, -1L, SEEK_CUR) < 0)
|
|
{
|
|
printf ("seek failed\n");
|
|
lose = 1;
|
|
}
|
|
fclose (fp);
|
|
remove (filename);
|
|
}
|
|
|
|
{
|
|
FILE *file1;
|
|
FILE *file2;
|
|
char filename1[L_tmpnam];
|
|
char filename2[L_tmpnam];
|
|
int ch;
|
|
|
|
if (tmpnam (filename1) == NULL || tmpnam (filename2) == NULL)
|
|
{
|
|
printf ("tmpnam failed\n");
|
|
lose = 1;
|
|
}
|
|
else
|
|
{
|
|
|
|
file1 = fopen (filename1, "w");
|
|
fclose (file1);
|
|
|
|
file2 = fopen (filename2, "w");
|
|
fputc ('x', file2);
|
|
fclose (file2);
|
|
|
|
file1 = fopen (filename1, "r");
|
|
file2 = freopen (filename2, "r", file1);
|
|
if ((ch = fgetc (file2)) != 'x')
|
|
{
|
|
printf ("wrong character in reopened file, value = %d\n", ch);
|
|
lose = 1;
|
|
}
|
|
fclose (file2);
|
|
remove (filename1);
|
|
remove (filename2);
|
|
}
|
|
}
|
|
|
|
puts (lose ? "Test FAILED!" : "Test succeeded.");
|
|
return lose;
|
|
}
|