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#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <support/xstdio.h>
int stdio_block_read = 1, stdio_block_write = 1;
int
main (int argc, char *argv[])
{
FILE *f;
int i;
char buffer[31];
const char filename[] = OBJPFX "bug4.test";
while ((i = getopt (argc, argv, "rw")) != -1)
switch (i)
{
case 'r':
stdio_block_read = 0;
break;
case 'w':
stdio_block_write = 0;
break;
}
f = fopen (filename, "w+");
for (i = 0; i < 9000; ++i)
putc('x', f);
fseek (f, 8180L, 0);
fwrite ("Where does this text come from?", 1, 31, f);
fseek (f, 8180L, 0);
xfread (buffer, 1, 31, f);
fwrite (buffer, 1, 31, stdout);
fclose (f);
remove (filename);
if (!memcmp (buffer, "Where does this text come from?", 31))
{
puts ("\nTest succeeded.");
return 0;
}
else
{
puts ("\nTest FAILED!");
return 1;
}
}
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