mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-30 00:31:08 +00:00
a84dcb4bdf
With fortification enabled, fread calls return result needs to be checked, has it gets the __wur macro enabled. Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
56 lines
833 B
C
56 lines
833 B
C
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include <support/xstdio.h>
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
FILE *f;
|
|
int i;
|
|
const char filename[] = OBJPFX "bug3.test";
|
|
|
|
f = fopen(filename, "w+");
|
|
for (i=0; i<9000; i++)
|
|
putc ('x', f);
|
|
fseek (f, 8180L, 0);
|
|
fwrite ("Where does this text go?", 1, 24, f);
|
|
fflush (f);
|
|
|
|
rewind (f);
|
|
for (i=0; i<9000; i++)
|
|
{
|
|
int j;
|
|
|
|
if ((j = getc(f)) != 'x')
|
|
{
|
|
if (i != 8180)
|
|
{
|
|
printf ("Test FAILED!");
|
|
return 1;
|
|
}
|
|
else
|
|
{
|
|
char buf[25];
|
|
|
|
buf[0] = j;
|
|
xfread (buf + 1, 1, 23, f);
|
|
buf[24] = '\0';
|
|
if (strcmp (buf, "Where does this text go?") != 0)
|
|
{
|
|
printf ("%s\nTest FAILED!\n", buf);
|
|
return 1;
|
|
}
|
|
i += 23;
|
|
}
|
|
}
|
|
}
|
|
|
|
fclose(f);
|
|
remove(filename);
|
|
|
|
puts ("Test succeeded.");
|
|
|
|
return 0;
|
|
}
|