blob: 16ae32fa166caf5a51ec8c4f3ac89501e8d41f75 (
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#include <stdio.h>
#include <stdlib.h>
void
write_data (FILE * stream)
{
int i;
for (i = 0; i < 100; i++)
fprintf (stream, "%d\n", i);
if (ferror (stream))
{
fprintf (stderr, "Output to stream failed.\n");
exit (EXIT_FAILURE);
}
}
/*@group*/
int
main (void)
{
FILE *output;
output = popen ("more", "w");
if (!output)
{
fprintf (stderr, "Could not run more.\n");
return EXIT_FAILURE;
}
write_data (output);
pclose (output);
return EXIT_SUCCESS;
}
/*@end group*/
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